Keyboard: Add yosino58 Keyboard (#5465)

* Keyboard: Add yosino58 Keyboard

* Keyboard: Add yosino58 Keyboard

keyboards/yosino58/config.h

@@ -0,0 +1,34 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+#include "config_common.h"
+#include <serial_config.h>
+
+#define USE_I2C
+#define USE_SERIAL
+
+#ifdef USE_Link_Time_Optimization
+  // LTO has issues with macros (action_get_macro) and "functions" (fn_actions),
+  //  so just disable them
+  #define NO_ACTION_MACRO
+  #define NO_ACTION_FUNCTION
+
+  #define DISABLE_LEADER
+#endif // USE_Link_Time_Optimization

keyboards/yosino58/i2c.c

@@ -0,0 +1,162 @@
+#include <util/twi.h>
+#include <avr/io.h>
+#include <stdlib.h>
+#include <avr/interrupt.h>
+#include <util/twi.h>
+#include <stdbool.h>
+#include "i2c.h"
+
+#ifdef USE_I2C
+
+// Limits the amount of we wait for any one i2c transaction.
+// Since were running SCL line 100kHz (=> 10μs/bit), and each transactions is
+// 9 bits, a single transaction will take around 90μs to complete.
+//
+// (F_CPU/SCL_CLOCK)  =>  # of μC cycles to transfer a bit
+// poll loop takes at least 8 clock cycles to execute
+#define I2C_LOOP_TIMEOUT (9+1)*(F_CPU/SCL_CLOCK)/8
+
+#define BUFFER_POS_INC() (slave_buffer_pos = (slave_buffer_pos+1)%SLAVE_BUFFER_SIZE)
+
+volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
+
+static volatile uint8_t slave_buffer_pos;
+static volatile bool slave_has_register_set = false;
+
+// Wait for an i2c operation to finish
+inline static
+void i2c_delay(void) {
+  uint16_t lim = 0;
+  while(!(TWCR & (1<<TWINT)) && lim < I2C_LOOP_TIMEOUT)
+    lim++;
+
+  // easier way, but will wait slightly longer
+  // _delay_us(100);
+}
+
+// Setup twi to run at 100kHz or 400kHz (see ./i2c.h SCL_CLOCK)
+void i2c_master_init(void) {
+  // no prescaler
+  TWSR = 0;
+  // Set TWI clock frequency to SCL_CLOCK. Need TWBR>10.
+  // Check datasheets for more info.
+  TWBR = ((F_CPU/SCL_CLOCK)-16)/2;
+}
+
+// Start a transaction with the given i2c slave address. The direction of the
+// transfer is set with I2C_READ and I2C_WRITE.
+// returns: 0 => success
+//          1 => error
+uint8_t i2c_master_start(uint8_t address) {
+  TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTA);
+
+  i2c_delay();
+
+  // check that we started successfully
+  if ( (TW_STATUS != TW_START) && (TW_STATUS != TW_REP_START))
+    return 1;
+
+  TWDR = address;
+  TWCR = (1<<TWINT) | (1<<TWEN);
+
+  i2c_delay();
+
+  if ( (TW_STATUS != TW_MT_SLA_ACK) && (TW_STATUS != TW_MR_SLA_ACK) )
+    return 1; // slave did not acknowledge
+  else
+    return 0; // success
+}
+
+
+// Finish the i2c transaction.
+void i2c_master_stop(void) {
+  TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
+
+  uint16_t lim = 0;
+  while(!(TWCR & (1<<TWSTO)) && lim < I2C_LOOP_TIMEOUT)
+    lim++;
+}
+
+// Write one byte to the i2c slave.
+// returns 0 => slave ACK
+//         1 => slave NACK
+uint8_t i2c_master_write(uint8_t data) {
+  TWDR = data;
+  TWCR = (1<<TWINT) | (1<<TWEN);
+
+  i2c_delay();
+
+  // check if the slave acknowledged us
+  return (TW_STATUS == TW_MT_DATA_ACK) ? 0 : 1;
+}
+
+// Read one byte from the i2c slave. If ack=1 the slave is acknowledged,
+// if ack=0 the acknowledge bit is not set.
+// returns: byte read from i2c device
+uint8_t i2c_master_read(int ack) {
+  TWCR = (1<<TWINT) | (1<<TWEN) | (ack<<TWEA);
+
+  i2c_delay();
+  return TWDR;
+}
+
+void i2c_reset_state(void) {
+  TWCR = 0;
+}
+
+void i2c_slave_init(uint8_t address) {
+  TWAR = address << 0; // slave i2c address
+  // TWEN  - twi enable
+  // TWEA  - enable address acknowledgement
+  // TWINT - twi interrupt flag
+  // TWIE  - enable the twi interrupt
+  TWCR = (1<<TWIE) | (1<<TWEA) | (1<<TWINT) | (1<<TWEN);
+}
+
+ISR(TWI_vect);
+
+ISR(TWI_vect) {
+  uint8_t ack = 1;
+  switch(TW_STATUS) {
+    case TW_SR_SLA_ACK:
+      // this device has been addressed as a slave receiver
+      slave_has_register_set = false;
+      break;
+
+    case TW_SR_DATA_ACK:
+      // this device has received data as a slave receiver
+      // The first byte that we receive in this transaction sets the location
+      // of the read/write location of the slaves memory that it exposes over
+      // i2c.  After that, bytes will be written at slave_buffer_pos, incrementing
+      // slave_buffer_pos after each write.
+      if(!slave_has_register_set) {
+        slave_buffer_pos = TWDR;
+        // don't acknowledge the master if this memory loctaion is out of bounds
+        if ( slave_buffer_pos >= SLAVE_BUFFER_SIZE ) {
+          ack = 0;
+          slave_buffer_pos = 0;
+        }
+        slave_has_register_set = true;
+      } else {
+        i2c_slave_buffer[slave_buffer_pos] = TWDR;
+        BUFFER_POS_INC();
+      }
+      break;
+
+    case TW_ST_SLA_ACK:
+    case TW_ST_DATA_ACK:
+      // master has addressed this device as a slave transmitter and is
+      // requesting data.
+      TWDR = i2c_slave_buffer[slave_buffer_pos];
+      BUFFER_POS_INC();
+      break;
+
+    case TW_BUS_ERROR: // something went wrong, reset twi state
+      TWCR = 0;
+    default:
+      break;
+  }
+  // Reset everything, so we are ready for the next TWI interrupt
+  TWCR |= (1<<TWIE) | (1<<TWINT) | (ack<<TWEA) | (1<<TWEN);
+}
+#endif

keyboards/yosino58/i2c.h

@@ -0,0 +1,46 @@
+#pragma once
+
+#include <stdint.h>
+
+#ifndef F_CPU
+#define F_CPU 16000000UL
+#endif
+
+#define I2C_READ 1
+#define I2C_WRITE 0
+
+#define I2C_ACK 1
+#define I2C_NACK 0
+
+#define SLAVE_BUFFER_SIZE 0x10
+
+// i2c SCL clock frequency 400kHz
+#define SCL_CLOCK  400000L
+
+extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
+
+void i2c_master_init(void);
+uint8_t i2c_master_start(uint8_t address);
+void i2c_master_stop(void);
+uint8_t i2c_master_write(uint8_t data);
+uint8_t i2c_master_read(int);
+void i2c_reset_state(void);
+void i2c_slave_init(uint8_t address);
+
+
+static inline unsigned char i2c_start_read(unsigned char addr) {
+  return i2c_master_start((addr << 1) | I2C_READ);
+}
+
+static inline unsigned char i2c_start_write(unsigned char addr) {
+  return i2c_master_start((addr << 1) | I2C_WRITE);
+}
+
+// from SSD1306 scrips
+extern unsigned char i2c_rep_start(unsigned char addr);
+extern void i2c_start_wait(unsigned char addr);
+extern unsigned char i2c_readAck(void);
+extern unsigned char i2c_readNak(void);
+extern unsigned char i2c_read(unsigned char ack);
+
+#define i2c_read(ack)  (ack) ? i2c_readAck() : i2c_readNak();

keyboards/yosino58/info.json

@@ -0,0 +1,20 @@
+{
+    "keyboard_name": "yosino58 rev. 1", 
+    "url": "https://github.com/sakurachari/yosino58", 
+    "maintainer": "sakuranbo0046", 
+    "width": 16.75, 
+    "height": 6.25, 
+    "layouts": {
+        "LAYOUT": {
+            "key_count": 58,
+            "layout": [
+                {"x":0, "y":1}, {"x":1, "y":1}, {"x":2, "y":0.25}, {"x":3, "y":0}, {"x":4, "y":0.25}, {"x":5, "y":0.5}, {"x":10.75, "y":0.5}, {"x":11.75, "y":0.25}, {"x":12.75, "y":0}, {"x":13.75, "y":0.25}, {"x":14.75, "y":1}, {"x":15.75, "y":1},
+                {"x":0, "y":2}, {"x":1, "y":2}, {"x":2, "y":1.25}, {"x":3, "y":1}, {"x":4, "y":1.25}, {"x":5, "y":1.5}, {"x":10.75, "y":1.5}, {"x":11.75, "y":1.25}, {"x":12.75, "y":1}, {"x":13.75, "y":1.25}, {"x":14.75, "y":2}, {"x":15.75, "y":2},
+                {"x":0, "y":3}, {"x":1, "y":3}, {"x":2, "y":2.25}, {"x":3, "y":2}, {"x":4, "y":2.25}, {"x":5, "y":2.5}, {"x":10.75, "y":2.5}, {"x":11.75, "y":2.25}, {"x":12.75, "y":2}, {"x":13.75, "y":2.25}, {"x":14.75, "y":3}, {"x":15.75, "y":3},
+                {"x":0, "y":4}, {"x":1, "y":4}, {"x":2, "y":3.25}, {"x":3, "y":3}, {"x":4, "y":3.25}, {"x":5, "y":3.5}, {"x":6.5, "y":4.25}, {"x":7.5, "y":4.25, "h":2}, {"x":8.5, "y":4.25, "h":2}, {"x":9.5, "y":4.25}, {"x":10.75, "y":3.5}, {"x":11.75, "y":3.25}, {"x":12.75, "y":3}, {"x":13.75, "y":3.25}, {"x":14.75, "y":4}, {"x":15.75, "y":4},
+                {"x":3.75, "y":4.25}, {"x":4.75, "y":4.5}, {"x":6.5, "y":5.25}, {"x":9.5, "y":5.25}, {"x":11, "y":4.5}, {"x":12, "y":4.25}
+            ]
+        }
+    }
+}
+

keyboards/yosino58/keymaps/default/config.h

@@ -0,0 +1,43 @@
+/*
+This is the c configuration file for the keymap
+
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+//#define USE_MATRIX_I2C
+
+/* Select hand configuration */
+
+#define MASTER_LEFT
+// #define MASTER_RIGHT
+// #define EE_HANDS
+
+#define SSD1306OLED
+// #define SSD1306_128X64
+
+#define TAPPING_FORCE_HOLD
+#define TAPPING_TERM 100
+
+#undef RGBLED_NUM
+#define RGBLIGHT_ANIMATIONS
+#define RGBLED_NUM 12
+#define RGBLIGHT_LIMIT_VAL 120
+#define RGBLIGHT_HUE_STEP 10
+#define RGBLIGHT_SAT_STEP 17
+#define RGBLIGHT_VAL_STEP 17

keyboards/yosino58/keymaps/default/keymap.c

@@ -0,0 +1,337 @@
+#include QMK_KEYBOARD_H
+#ifdef PROTOCOL_LUFA
+  #include "lufa.h"
+  #include "split_util.h"
+#endif
+#ifdef SSD1306OLED
+  #include "ssd1306.h"
+#endif
+
+extern keymap_config_t keymap_config;
+
+#ifdef RGBLIGHT_ENABLE
+//Following line allows macro to read current RGB settings
+extern rgblight_config_t rgblight_config;
+#endif
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+#define _QWERTY 0
+#define _LOWER 1
+#define _RAISE 2
+#define _ADJUST 3
+
+enum custom_keycodes {
+  QWERTY = SAFE_RANGE,
+  LOWER,
+  RAISE,
+  ADJUST,
+  RGBRST
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+/* QWERTY
+ * ,-----------------------------------------.                                  ,-----------------------------------------.
+ * |  `   |   1  |   2  |   3  |   4  |   5  |                                  |   6  |   7  |   8  |   9  |   0  |  -   |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * | Tab  |   Q  |   W  |   E  |   R  |   T  |                                  |   Y  |   U  |   I  |   O  |   P  |  =   |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |LShift|   A  |   S  |   D  |   F  |   G  |                                  |   H  |   J  |   K  |   L  |   ;  |  '   |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |LCTRL |   Z  |   X  |   C  |   V  |   B  |-------.-------.  ,---------------|   N  |   M  |   ,  |   .  |   /  |  \   |
+ * `-----------------------------------------/  Del  /       /   \       \ Bksp \----------------------------------------'
+ *                          | LAlt |ADJUST| /-------/ Space /     \ Enter \-------\  |   [  |  ]   |
+ *                          |      |      |/ LOWER /       /       \       \ RAISE \ |      |      |
+ *                          `-----------------------------'         '------------------------------'
+ */
+ [_QWERTY] = LAYOUT( \
+  KC_GRV,   KC_1, KC_2, KC_3, KC_4,    KC_5,                                       KC_6,    KC_7,    KC_8,    KC_9,   KC_0,    KC_MINS, \
+  KC_TAB,   KC_Q, KC_W, KC_E, KC_R,    KC_T,                                       KC_Y,    KC_U,    KC_I,    KC_O,   KC_P,    KC_EQL,  \
+  KC_LSFT,  KC_A, KC_S, KC_D, KC_F,    KC_G,                                       KC_H,    KC_J,    KC_K,    KC_L,   KC_SCLN, KC_QUOT, \
+  KC_LCTRL, KC_Z, KC_X, KC_C, KC_V,    KC_B,   KC_DEL, KC_SPC, KC_ENT, KC_BSPC,    KC_N,    KC_M,    KC_COMM, KC_DOT, KC_SLSH, KC_BSLS, \
+                              KC_LALT, ADJUST, LOWER,                  RAISE,      KC_LBRC, KC_RBRC\
+  ),
+
+/* LOWER
+ * ,-----------------------------------------.                                  ,-----------------------------------------.
+ * | ESC  |  F1  |  F2  |  F3  |  F4  |  F5  |                                  |  F6  |  F7  |  F8  |  F9  |  F10 |  F11 |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * | Tab  |   /  |   -  |   7  |   8  |   9  |                                  |   !  |   @  |   #  |   $  |   %  |  F12 |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |LShift|   *  |   +  |   4  |   5  |   6  |                                  |   ^  |   &  |   *  |   (  |   )  |   -  |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |LCTRL |   .  |   0  |   1  |   2  |   3  |-------.-------.  ,---------------|      |   _  |   +  |   {  |   }  |   |  |
+ * `-----------------------------------------/  F11  /       /   \       \  F12  \----------------------------------------'
+ *                          | LAlt | LGUI | /-------/ Space /     \ Enter \-------\  | Caps |  Num |
+ *                          |      |      |/ LOWER /       /       \       \       \ |      |      |
+ *                          `-----------------------------'         '------------------------------'
+ */
+ [_LOWER] = LAYOUT( \
+  KC_ESC,  KC_F1,   KC_F2,   KC_F3, KC_F4,   KC_F5,                                        KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11, \
+  _______, KC_PSLS, KC_PMNS, KC_P7, KC_P8,   KC_P9,                                        KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_F12, \
+  _______, KC_PAST, KC_PPLS, KC_P4, KC_P5,   KC_P6,                                        KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_TILD, \
+  _______, KC_PDOT, KC_P0,   KC_P1, KC_P2,   KC_P3,   _______,  _______, _______, _______, XXXXXXX, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE, \
+                                    _______, KC_LGUI, _______,                    XXXXXXX, KC_CLCK, KC_NLCK\
+
+  ),
+
+/* RAISE
+ * ,-----------------------------------------.                                  ,-----------------------------------------.
+ * |      |      |      |      |      |      |                                  |      |      |      |      |      |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |      |   1  |   2  |   3  |   4  |   5  |                                  |   6  |   7  |   8  |   9  |   0  |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |  F1  |  F2  |  F3  | F4  |  F5  |  F6  |                                  |      |  �ª  |      |      |      |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |-------.-------.  ,---------------|  �©  |  �«  |  �¨  |      |      |      |
+ * `-----------------------------------------/       /       /   \       \       \----------------------------------------'
+ *                          |      |      | /-------/ Space /     \ Enter \-------\  |      |      |
+ *                          |      |      |/       /       /       \       \ RAISE \ |      |      |
+ *                          `-----------------------------'         '------------------------------'
+ */
+ [_RAISE] = LAYOUT( \
+  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,  XXXXXXX,                                     XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
+  XXXXXXX, KC_1,    KC_2,    KC_3,    KC_4,     KC_5,                                        KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    XXXXXXX, \
+  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,    KC_F6,                                       XXXXXXX, KC_UP,   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
+  KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,   KC_F12,  XXXXXXX, _______, _______, XXXXXXX, KC_LEFT, KC_DOWN, KC_RGHT, XXXXXXX, XXXXXXX, XXXXXXX, \
+                                      XXXXXXX,  XXXXXXX, XXXXXXX,                   _______, XXXXXXX, XXXXXXX \
+  ),
+
+/*   ADJUST
+ * ,-----------------------------------------.                                  ,-----------------------------------------.
+ * |RESET |      |      |      |      |      |                                  | Mute | Vol+ | Play |      |      |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |      |      |      | PSCR | SLCK | Pause|                                  | Prev | Vol- | Next |      |      |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |      |      |      |Insert| Home |PageUP|                                  |      |      |RGB ON| HUE+ | SAT+ | VAL+ |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |      |      |      |  Del | End  |PageDN|-------.-------.  ,---------------|      |RGB Re| MODE | HUE- | SAT- | VAL- |
+ * `-----------------------------------------/       /       /   \       \       \----------------------------------------'
+ *                          |      |ADJUST| /-------/ Space /     \ Enter \-------\  |      |      |
+ *                          |      |      |/       /       /       \       \       \ |      |      |
+ *                          `-----------------------------'         '------------------------------'
+ */
+ [_ADJUST] = LAYOUT( \
+  RESET,   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                                     KC_MUTE, KC_VOLU, KC_MPLY, XXXXXXX, XXXXXXX, XXXXXXX, \
+  XXXXXXX, XXXXXXX, XXXXXXX, KC_PSCR, KC_SLCK, KC_PAUS,                                     KC_MPRV, KC_VOLD, KC_MNXT, XXXXXXX, XXXXXXX, XXXXXXX, \
+  XXXXXXX, XXXXXXX, XXXXXXX, KC_INS,  KC_HOME, KC_PGUP,                                     XXXXXXX, XXXXXXX, RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, \
+  XXXXXXX, XXXXXXX, XXXXXXX, KC_DEL,  KC_END,  KC_PGDN, XXXXXXX, _______, _______, XXXXXXX, XXXXXXX, RGBRST,  RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, \
+                                      XXXXXXX, _______, XXXXXXX,                   XXXXXXX, XXXXXXX, XXXXXXX \
+  ) 
+};
+
+
+int RGB_current_mode;
+
+void persistent_default_layer_set(uint16_t default_layer) {
+  eeconfig_update_default_layer(default_layer);
+  default_layer_set(default_layer);
+}
+
+// Setting ADJUST layer RGB back to default
+void update_tri_layer_RGB(uint8_t layer1, uint8_t layer2, uint8_t layer3) {
+  if (IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2)) {
+    layer_on(layer3);
+  } else {
+    layer_off(layer3);
+  }
+}
+
+void matrix_init_user(void) {
+    #ifdef RGBLIGHT_ENABLE
+      RGB_current_mode = rgblight_config.mode;
+    #endif
+    //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
+    #ifdef SSD1306OLED
+      #ifdef SSD1306_128X64
+        iota_gfx_init(false);   // turns on the display
+      #else
+        iota_gfx_init(!has_usb());   // turns on the display
+      #endif
+    #endif
+}
+
+//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
+#ifdef SSD1306OLED
+
+//assign the right code to your layers for OLED display
+#define L_QWERTY 0
+#define L_LOWER 2
+#define L_RAISE 4
+#define L_ADJUST 8
+
+// When add source files to SRC in rules.mk, you can use functions.
+const char *read_logo(void);
+
+void matrix_scan_user(void) {
+   iota_gfx_task();
+}
+
+void matrix_render_user(struct CharacterMatrix *matrix) {
+  if (is_master) {
+    static char indctr[2][20][5]=
+    {
+      // white icon
+      {
+        {0x80,0x81,0x82,0x83,0},
+        {0x88,0x89,0x8A,0x8B,0},
+        {0x90,0x91,0x92,0x93,0},
+        {0x98,0x99,0x9A,0x9B,0},
+        {0x01,0x02,0x03,0x04,0},
+        {0xA0,0xA1,0xA2,0xA3,0},
+        {0xA8,0xA9,0xAA,0xAB,0},
+        {0xB0,0xB1,0xB2,0xB3,0},
+        {0xB8,0xB9,0xBA,0xBB,0},
+        {0x21,0x22,0x23,0x24,0},
+        {0xC0,0xC1,0xC2,0xC3,0},
+        {0xC8,0xC9,0xCA,0xCB,0},
+        {0xD0,0xD1,0xD2,0xD3,0},
+        {0xD8,0xD9,0xDA,0xDB,0},
+        {0x41,0x42,0x43,0x44,0},
+        {0xE0,0xE1,0xE2,0xE3,0},
+        {0xE8,0xE9,0xEA,0xEB,0},
+        {0xF0,0xF1,0xF2,0xF3,0},
+        {0xF8,0xF9,0xFA,0xFB,0},
+        {0x61,0x62,0x63,0x64,0}
+      },
+      // Black icon
+      {
+        {0x84,0x85,0x86,0x87,0},
+        {0x8C,0x8D,0x8E,0x8F,0},
+        {0x94,0x95,0x96,0x97,0},
+        {0x9C,0x9D,0x9E,0x9F,0},
+        {0x05,0x06,0x07,0x08,0},
+        {0xA4,0xA5,0xA6,0xA7,0},
+        {0xAC,0xAD,0xAE,0xAF,0},
+        {0xB4,0xB5,0xB6,0xB7,0},
+        {0xBC,0xBD,0xBE,0xBF,0},
+        {0x25,0x26,0x27,0x28,0},
+        {0xC4,0xC5,0xC6,0xC7,0},
+        {0xCC,0xCD,0xCE,0xCF,0},
+        {0xD4,0xD5,0xD6,0xD7,0},
+        {0xDC,0xDD,0xDE,0xDF,0},
+        {0x45,0x46,0x47,0x48,0},
+        {0xE4,0xE5,0xE6,0xE7,0},
+        {0xEC,0xED,0xEE,0xEF,0},
+        {0xF4,0xF5,0xF6,0xF7,0},
+        {0xFC,0xFD,0xFE,0xFF,0},
+        {0x65,0x66,0x67,0x68,0}
+      }
+    };
+
+    int rown = 0;
+    int rowc = 0;
+    int rowl = 0;
+    int rowr = 0;
+    int rowa = 0;
+
+    //Set Indicator icon
+    if (host_keyboard_leds() & (1<<USB_LED_NUM_LOCK)) { rown = 1; } else { rown = 0; }
+    if (host_keyboard_leds() & (1<<USB_LED_CAPS_LOCK)) { rowc = 1; } else { rowc = 0; }
+    if (layer_state == L_LOWER) { rowl = 1; }
+    if (layer_state == L_RAISE) { rowr = 1; }
+    if (layer_state == L_ADJUST) { rowa = 1; }
+
+    matrix_write(matrix, indctr[rowl]  [0]);
+    matrix_write(matrix, indctr[rowr]  [1]);
+    matrix_write(matrix, indctr[rowa]  [2]);
+    matrix_write(matrix, indctr[rowc]  [3]);
+    matrix_write(matrix, indctr[rown]  [4]);
+    matrix_write_char(matrix, 0x13);
+    matrix_write(matrix, indctr[rowl]  [5]);
+    matrix_write(matrix, indctr[rowr]  [6]);
+    matrix_write(matrix, indctr[rowa]  [7]);
+    matrix_write(matrix, indctr[rowc]  [8]);
+    matrix_write(matrix, indctr[rown]  [9]);
+    matrix_write_char(matrix, 0x13);
+    matrix_write(matrix, indctr[rowl]  [10]);
+    matrix_write(matrix, indctr[rowr]  [11]);
+    matrix_write(matrix, indctr[rowa]  [12]);
+    matrix_write(matrix, indctr[rowc]  [13]);
+    matrix_write(matrix, indctr[rown]  [14]);
+    matrix_write_char(matrix, 0x13);
+    matrix_write(matrix, indctr[rowl]  [15]);
+    matrix_write(matrix, indctr[rowr]  [16]);
+    matrix_write(matrix, indctr[rowa]  [17]);
+    matrix_write(matrix, indctr[rowc]  [18]);
+    matrix_write(matrix, indctr[rown]  [19]);
+
+  }else{
+    matrix_write(matrix, read_logo());
+  }
+}
+
+void matrix_update(struct CharacterMatrix *dest, const struct CharacterMatrix *source) {
+  if (memcmp(dest->display, source->display, sizeof(dest->display))) {
+    memcpy(dest->display, source->display, sizeof(dest->display));
+    dest->dirty = true;
+  }
+}
+
+void iota_gfx_task_user(void) {
+  struct CharacterMatrix matrix;
+  matrix_clear(&matrix);
+  matrix_render_user(&matrix);
+  matrix_update(&display, &matrix);  
+}
+#endif//SSD1306OLED
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case QWERTY:
+      if (record->event.pressed) {
+        persistent_default_layer_set(1UL<<_QWERTY);
+      }
+      return false;
+      break;
+    case LOWER:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+      } else {
+        layer_off(_LOWER);
+      }
+      return false;
+      break;
+    case RAISE:
+      if (record->event.pressed) {
+        layer_on(_RAISE);
+      } else {
+        layer_off(_RAISE);
+      }
+      return false;
+      break;
+    case ADJUST:
+        if (record->event.pressed) {
+          layer_on(_ADJUST);
+        } else {
+          layer_off(_ADJUST);
+        }
+        return false;
+        break;
+    case RGB_MOD:
+      #ifdef RGBLIGHT_ENABLE
+        if (record->event.pressed) {
+          rgblight_mode(RGB_current_mode);
+          rgblight_step();
+          RGB_current_mode = rgblight_config.mode;
+        }
+      #endif
+      return false;
+      break;
+    case RGBRST:
+      #ifdef RGBLIGHT_ENABLE
+        if (record->event.pressed) {
+          eeconfig_update_rgblight_default();
+          rgblight_enable();
+          RGB_current_mode = rgblight_config.mode;
+        }
+      #endif
+      break;
+  }
+  return true;
+}
+

keyboards/yosino58/keymaps/default/rules.mk

@@ -0,0 +1,30 @@
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no        # Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+MIDI_ENABLE = no            # MIDI controls
+AUDIO_ENABLE = no           # Audio output on port C6
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight. 
+SWAP_HANDS_ENABLE = no      # Enable one-hand typing
+
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
+
+# If you want to change the display of OLED, you need to change here
+SRC +=  ./lib/glcdfont.c \
+        ./lib/logo_reader.c \
+        # ./lib/rgb_state_reader.c \
+        # ./lib/layer_state_reader.c \
+        # ./lib/keylogger.c \
+        # ./lib/mode_icon_reader.c \
+        # ./lib/host_led_state_reader.c \
+        # ./lib/timelogger.c \

keyboards/yosino58/keymaps/sakura/config.h

@@ -0,0 +1,50 @@
+/*
+This is the c configuration file for the keymap
+
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+//#define USE_MATRIX_I2C
+
+/* Select hand configuration */
+
+// #define MASTER_LEFT
+#define MASTER_RIGHT
+// #define EE_HANDS
+
+#define SSD1306OLED
+#define SSD1306_128X64
+
+#define TAPPING_FORCE_HOLD
+#define TAPPING_TERM 100
+
+#undef RGBLED_NUM
+#define RGBLIGHT_ANIMATIONS
+#define RGBLED_NUM 29
+#define RGBLIGHT_LIMIT_VAL 120
+#define RGBLIGHT_HUE_STEP 10
+#define RGBLIGHT_SAT_STEP 17
+#define RGBLIGHT_VAL_STEP 17
+
+#define MOUSEKEY_DELAY             50
+#define MOUSEKEY_INTERVAL          10
+#define MOUSEKEY_MAX_SPEED         3
+#define MOUSEKEY_TIME_TO_MAX       20
+#define MOUSEKEY_WHEEL_MAX_SPEED   8
+#define MOUSEKEY_WHEEL_TIME_TO_MAX 40

keyboards/yosino58/keymaps/sakura/keymap.c

@@ -0,0 +1,337 @@
+#include QMK_KEYBOARD_H
+#ifdef PROTOCOL_LUFA
+  #include "lufa.h"
+  #include "split_util.h"
+#endif
+#ifdef SSD1306OLED
+  #include "ssd1306.h"
+#endif
+
+extern keymap_config_t keymap_config;
+
+#ifdef RGBLIGHT_ENABLE
+//Following line allows macro to read current RGB settings
+extern rgblight_config_t rgblight_config;
+#endif
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+#define _QWERTY 0
+#define _LOWER 1
+#define _RAISE 2
+#define _ADJUST 3
+
+enum custom_keycodes {
+  QWERTY = SAFE_RANGE,
+  LOWER,
+  RAISE,
+  ADJUST,
+  RGBRST
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+/* QWERTY
+ * ,-----------------------------------------.                                  ,-----------------------------------------.
+ * |  `   |   1  |   2  |   3  |   4  |   5  |                                  |   6  |   7  |   8  |   9  |   0  |  -   |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * | Tab  |   Q  |   W  |   E  |   R  |   T  |                                  |   Y  |   U  |   I  |   O  |   P  |  =   |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |LShift|   A  |   S  |   D  |   F  |   G  |                                  |   H  |   J  |   K  |   L  |   ;  |  '   |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |LCTRL |   Z  |   X  |   C  |   V  |   B  |-------.-------.  ,---------------|   N  |   M  |   ,  |   .  |   /  |  \   |
+ * `-----------------------------------------/  Del  /       /   \       \ Bksp \----------------------------------------'
+ *                          | LAlt | LGUI | /-------/ Space /     \ Enter \-------\  |   [  |  ]   |
+ *                          |      |      |/ LOWER /       /       \       \ RAISE \ |      |      |
+ *                          `-----------------------------'         '------------------------------'
+ */
+ [_QWERTY] = LAYOUT( \
+  KC_GRV,   KC_1, KC_2, KC_3, KC_4,    KC_5,                                           KC_6,    KC_7,    KC_8,    KC_9,   KC_0,    KC_MINS, \
+  KC_TAB,   KC_Q, KC_W, KC_E, KC_R,    KC_T,                                           KC_Y,    KC_U,    KC_I,    KC_O,   KC_P,    KC_EQL,  \
+  KC_LSFT,  KC_A, KC_S, KC_D, KC_F,    KC_G,                                           KC_H,    KC_J,    KC_K,    KC_L,   KC_SCLN, KC_QUOT, \
+  KC_LCTRL, KC_Z, KC_X, KC_C, KC_V,    KC_B,    KC_DEL,    KC_SPC, KC_ENT, KC_BSPC,    KC_N,    KC_M,    KC_COMM, KC_DOT, KC_SLSH, KC_BSLS, \
+                              KC_LALT, KC_LGUI, LOWER,                     RAISE,      KC_LBRC, KC_RBRC\
+  ),
+
+/* LOWER
+ * ,-----------------------------------------.                                  ,-----------------------------------------.
+ * | ESC  |  F1  |  F2  |  F3  |  F4  |  F5  |                                  |  F6  |  F7  |  F8  |  F9  |  F10 |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * | Tab  |   /  |   -  |   7  |   8  |   9  |                                  | PSCR | SLCK | Pause|      |  �ª  |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |LShift|   *  |   +  |   4  |   5  |   6  |                                  |Insert| Home |PageUP|      |  �«  |  �¨  |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |LCTRL |   .  |   0  |   1  |   2  |   3  |-------.-------.  ,---------------|  Del | End  |PageDN|  �©  | Num  | Caps |
+ * `-----------------------------------------/  F11  /       /   \       \  F12  \----------------------------------------'
+ *                          | LAlt | LGUI | /-------/ Space /     \ Enter \-------\  |      |      |
+ *                          |      |      |/ LOWER /       /       \       \       \ |      |      |
+ *                          `-----------------------------'         '------------------------------'
+ */
+ [_LOWER] = LAYOUT( \
+  KC_ESC,  KC_F1,   KC_F2,   KC_F3, KC_F4,   KC_F5,                                       KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  XXXXXXX, \
+  _______, KC_PSLS, KC_PMNS, KC_P7, KC_P8,   KC_P9,                                       KC_PSCR, KC_SLCK, KC_PAUS, XXXXXXX, KC_UP,   XXXXXXX, \
+  _______, KC_PAST, KC_PPLS, KC_P4, KC_P5,   KC_P6,                                       KC_INS,  KC_HOME, KC_PGUP, XXXXXXX, KC_DOWN, KC_RGHT, \
+  _______, KC_PDOT, KC_P0,   KC_P1, KC_P2,   KC_P3,   KC_F11,  _______, _______, KC_F12,  KC_DEL,  KC_END,  KC_PGDN, KC_LEFT, KC_NLCK, KC_CLCK, \
+                                    _______, _______, XXXXXXX,                   XXXXXXX, XXXXXXX, XXXXXXX\
+  ),
+
+/* RAISE
+ * ,-----------------------------------------.                                  ,-----------------------------------------.
+ * |RESET |      |      |      |      |      |                                  | Mute | Vol+ | Play |      |      |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |      |      |      |      |      |      |                                  | Prev | Vol- | Next |      |      |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |      |MS_Bt1| MS_U |MS_Bt2|MS_WhU|MS_WhL|                                  |      |      |RGB ON| HUE+ | SAT+ | VAL+ |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |      | MS_L | MS_D | MS_R |MS_WhD|MS_WhR|-------.-------.  ,---------------|      |      | MODE | HUE- | SAT- | VAL- |
+ * `-----------------------------------------/       /       /   \       \       \----------------------------------------'
+ *                          |      |      | /-------/ Space /     \ Enter \-------\  |      |      |
+ *                          |      |      |/       /       /       \       \ RAISE \ |      |      |
+ *                          `-----------------------------'         '------------------------------'
+ */
+ [_RAISE] = LAYOUT( \
+  RESET,   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,    XXXXXXX,                                     KC_MUTE, KC_VOLU, KC_MPLY, XXXXXXX, XXXXXXX, XXXXXXX, \
+  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,    XXXXXXX,                                     KC_MPRV, KC_VOLD, KC_MNXT, XXXXXXX, XXXXXXX, XXXXXXX, \
+  XXXXXXX, KC_BTN1, KC_MS_U, KC_BTN2, KC_WH_U,    KC_WH_L,                                     XXXXXXX, XXXXXXX, RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, \
+  XXXXXXX, KC_MS_L, KC_MS_D, KC_MS_R, KC_WH_D,    KC_WH_R, XXXXXXX, _______, _______, XXXXXXX, XXXXXXX, RGBRST,  RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, \
+                                      XXXXXXX,    XXXXXXX, XXXXXXX,                   _______, XXXXXXX, XXXXXXX \
+  )
+
+/*   ADJUST
+ * ,-----------------------------------------.                                  ,-----------------------------------------.
+ * |RESET |      |      |      |      |      |                                  |      |      |      |      |      |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |      |      |      |      |      |      |                                  |      |      |      |      |      |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |      |      |      |      |      |      |                                  |      |      |      |      |      |      |
+ * |------+------+------+------+------+------|                                  |------+------+------+------+------+------|
+ * |      |      |      |      |      |      |-------.-------.  ,---------------|      |      |      |      |      |      |
+ * `-----------------------------------------/       /       /   \       \       \----------------------------------------'
+ *                          |      |      | /-------/       /     \       \-------\  |      |      |
+ *                          |      |      |/       /       /       \       \       \ |      |      |
+ *                          `-----------------------------'         '------------------------------'
+
+ [_ADJUST] = LAYOUT( \
+  RESET,   XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                                     XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
+  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                                     XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
+  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,                                     XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
+  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
+                                      XXXXXXX, XXXXXXX, XXXXXXX,                   XXXXXXX, XXXXXXX, XXXXXXX \
+  ) 
+*/
+};
+
+
+int RGB_current_mode;
+
+void persistent_default_layer_set(uint16_t default_layer) {
+  eeconfig_update_default_layer(default_layer);
+  default_layer_set(default_layer);
+}
+
+// Setting ADJUST layer RGB back to default
+void update_tri_layer_RGB(uint8_t layer1, uint8_t layer2, uint8_t layer3) {
+  if (IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2)) {
+    layer_on(layer3);
+  } else {
+    layer_off(layer3);
+  }
+}
+
+void matrix_init_user(void) {
+    #ifdef RGBLIGHT_ENABLE
+      RGB_current_mode = rgblight_config.mode;
+    #endif
+    //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
+    #ifdef SSD1306OLED
+      #ifdef SSD1306_128X64
+        iota_gfx_init(false);   // turns on the display
+      #else
+        iota_gfx_init(!has_usb());   // turns on the display
+      #endif
+    #endif
+}
+
+//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
+#ifdef SSD1306OLED
+
+//assign the right code to your layers for OLED display
+#define L_QWERTY 0
+#define L_LOWER 2
+#define L_RAISE 4
+#define L_ADJUST 8
+
+// When add source files to SRC in rules.mk, you can use functions.
+const char *read_logo(void);
+
+void matrix_scan_user(void) {
+   iota_gfx_task();
+}
+
+void matrix_render_user(struct CharacterMatrix *matrix) {
+  if (is_master) {
+    static char indctr[2][20][5]=
+    {
+      // white icon
+      {
+        {0x80,0x81,0x82,0x83,0},
+        {0x88,0x89,0x8A,0x8B,0},
+        {0x90,0x91,0x92,0x93,0},
+        {0x98,0x99,0x9A,0x9B,0},
+        {0x01,0x02,0x03,0x04,0},
+        {0xA0,0xA1,0xA2,0xA3,0},
+        {0xA8,0xA9,0xAA,0xAB,0},
+        {0xB0,0xB1,0xB2,0xB3,0},
+        {0xB8,0xB9,0xBA,0xBB,0},
+        {0x21,0x22,0x23,0x24,0},
+        {0xC0,0xC1,0xC2,0xC3,0},
+        {0xC8,0xC9,0xCA,0xCB,0},
+        {0xD0,0xD1,0xD2,0xD3,0},
+        {0xD8,0xD9,0xDA,0xDB,0},
+        {0x41,0x42,0x43,0x44,0},
+        {0xE0,0xE1,0xE2,0xE3,0},
+        {0xE8,0xE9,0xEA,0xEB,0},
+        {0xF0,0xF1,0xF2,0xF3,0},
+        {0xF8,0xF9,0xFA,0xFB,0},
+        {0x61,0x62,0x63,0x64,0}
+      },
+      // Black icon
+      {
+        {0x84,0x85,0x86,0x87,0},
+        {0x8C,0x8D,0x8E,0x8F,0},
+        {0x94,0x95,0x96,0x97,0},
+        {0x9C,0x9D,0x9E,0x9F,0},
+        {0x05,0x06,0x07,0x08,0},
+        {0xA4,0xA5,0xA6,0xA7,0},
+        {0xAC,0xAD,0xAE,0xAF,0},
+        {0xB4,0xB5,0xB6,0xB7,0},
+        {0xBC,0xBD,0xBE,0xBF,0},
+        {0x25,0x26,0x27,0x28,0},
+        {0xC4,0xC5,0xC6,0xC7,0},
+        {0xCC,0xCD,0xCE,0xCF,0},
+        {0xD4,0xD5,0xD6,0xD7,0},
+        {0xDC,0xDD,0xDE,0xDF,0},
+        {0x45,0x46,0x47,0x48,0},
+        {0xE4,0xE5,0xE6,0xE7,0},
+        {0xEC,0xED,0xEE,0xEF,0},
+        {0xF4,0xF5,0xF6,0xF7,0},
+        {0xFC,0xFD,0xFE,0xFF,0},
+        {0x65,0x66,0x67,0x68,0}
+      }
+    };
+
+    int rown = 0;
+    int rowc = 0;
+    int rowl = 0;
+    int rowr = 0;
+    int rowa = 0;
+
+    //Set Indicator icon
+    if (host_keyboard_leds() & (1<<USB_LED_NUM_LOCK)) { rown = 1; } else { rown = 0; }
+    if (host_keyboard_leds() & (1<<USB_LED_CAPS_LOCK)) { rowc = 1; } else { rowc = 0; }
+    if (layer_state == L_LOWER) { rowl = 1; }
+    if (layer_state == L_RAISE) { rowr = 1; }
+    if (layer_state == L_ADJUST) { rowa = 1; }
+
+    matrix_write(matrix, indctr[rowl]  [0]);
+    matrix_write(matrix, indctr[rowr]  [1]);
+    matrix_write(matrix, indctr[rowa]  [2]);
+    matrix_write(matrix, indctr[rowc]  [3]);
+    matrix_write(matrix, indctr[rown]  [4]);
+    matrix_write_char(matrix, 0x13);
+    matrix_write(matrix, indctr[rowl]  [5]);
+    matrix_write(matrix, indctr[rowr]  [6]);
+    matrix_write(matrix, indctr[rowa]  [7]);
+    matrix_write(matrix, indctr[rowc]  [8]);
+    matrix_write(matrix, indctr[rown]  [9]);
+    matrix_write_char(matrix, 0x13);
+    matrix_write(matrix, indctr[rowl]  [10]);
+    matrix_write(matrix, indctr[rowr]  [11]);
+    matrix_write(matrix, indctr[rowa]  [12]);
+    matrix_write(matrix, indctr[rowc]  [13]);
+    matrix_write(matrix, indctr[rown]  [14]);
+    matrix_write_char(matrix, 0x13);
+    matrix_write(matrix, indctr[rowl]  [15]);
+    matrix_write(matrix, indctr[rowr]  [16]);
+    matrix_write(matrix, indctr[rowa]  [17]);
+    matrix_write(matrix, indctr[rowc]  [18]);
+    matrix_write(matrix, indctr[rown]  [19]);
+
+  }else{
+    matrix_write(matrix, read_logo());
+  }
+}
+
+void matrix_update(struct CharacterMatrix *dest, const struct CharacterMatrix *source) {
+  if (memcmp(dest->display, source->display, sizeof(dest->display))) {
+    memcpy(dest->display, source->display, sizeof(dest->display));
+    dest->dirty = true;
+  }
+}
+
+void iota_gfx_task_user(void) {
+  struct CharacterMatrix matrix;
+  matrix_clear(&matrix);
+  matrix_render_user(&matrix);
+  matrix_update(&display, &matrix);  
+}
+#endif//SSD1306OLED
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case QWERTY:
+      if (record->event.pressed) {
+        persistent_default_layer_set(1UL<<_QWERTY);
+      }
+      return false;
+      break;
+    case LOWER:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+      } else {
+        layer_off(_LOWER);
+      }
+      return false;
+      break;
+    case RAISE:
+      if (record->event.pressed) {
+        layer_on(_RAISE);
+      } else {
+        layer_off(_RAISE);
+      }
+      return false;
+      break;
+    case ADJUST:
+        if (record->event.pressed) {
+          layer_on(_ADJUST);
+        } else {
+          layer_off(_ADJUST);
+        }
+        return false;
+        break;
+    case RGB_MOD:
+      #ifdef RGBLIGHT_ENABLE
+        if (record->event.pressed) {
+          rgblight_mode(RGB_current_mode);
+          rgblight_step();
+          RGB_current_mode = rgblight_config.mode;
+        }
+      #endif
+      return false;
+      break;
+    case RGBRST:
+      #ifdef RGBLIGHT_ENABLE
+        if (record->event.pressed) {
+          eeconfig_update_rgblight_default();
+          rgblight_enable();
+          RGB_current_mode = rgblight_config.mode;
+        }
+      #endif
+      break;
+  }
+  return true;
+}
+

keyboards/yosino58/keymaps/sakura/rules.mk

@@ -0,0 +1,30 @@
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = yes       # Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+MIDI_ENABLE = no            # MIDI controls
+AUDIO_ENABLE = no           # Audio output on port C6
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight. 
+SWAP_HANDS_ENABLE = no      # Enable one-hand typing
+
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
+
+# If you want to change the display of OLED, you need to change here
+SRC +=  ./lib/glcdfont.c \
+        ./lib/logo_reader.c \
+        # ./lib/rgb_state_reader.c \
+        # ./lib/layer_state_reader.c \
+        # ./lib/keylogger.c \
+        # ./lib/mode_icon_reader.c \
+        # ./lib/host_led_state_reader.c \
+        # ./lib/timelogger.c \

keyboards/yosino58/lib/glcdfont.c

@@ -0,0 +1,275 @@
+// This is the 'classic' fixed-space bitmap font for Adafruit_GFX since 1.0.
+// See gfxfont.h for newer custom bitmap font info.
+
+#ifndef FONT5X7_H
+#define FONT5X7_H
+
+#ifdef __AVR__
+ #include <avr/io.h>
+ #include <avr/pgmspace.h>
+#elif defined(ESP8266)
+ #include <pgmspace.h>
+#else
+ #define PROGMEM
+#endif
+
+// Standard ASCII 5x7 font
+const unsigned char font[] PROGMEM = {
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0xFC, 0x02, 0x01, 0x01, 0x01, 0x01,
+ 0x01, 0x81, 0xC1, 0xE1, 0xF1, 0xF9,
+ 0xF9, 0xF9, 0xF9, 0x01, 0x01, 0x01,
+ 0x01, 0x01, 0x01, 0x01, 0x02, 0xFC,
+ 0xFC, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x7F, 0x3F, 0x1F, 0x0F, 0x07,
+ 0x07, 0x07, 0x07, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFE, 0xFC,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x03, 0x03, 0x03, 0x01, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFC, 0xFC, 0xFC, 0xFE, 0xFF, 0x00,
+ 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0xFC, 0xFE, 0xFC, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0xFC,
+ 0xFE, 0x00, 0x00, 0x80, 0xF8, 0xFC,
+ 0x7C, 0x3E, 0x1E, 0x1E, 0x1E, 0x1E,
+ 0x1E, 0x3E, 0x7C, 0xFC, 0xF8, 0x80,
+ 0x00, 0x00, 0xC0, 0xF8, 0x7C, 0x3C,
+ 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C,
+ 0x3C, 0x3C, 0x18, 0x00, 0x38, 0x7C,
+ 0x7C, 0x7C, 0x7C, 0x7C, 0xFC, 0xFC,
+ 0x7C, 0x7C, 0x7C, 0x7C, 0x38, 0x00,
+ 0x00, 0xC0, 0xF0, 0xF8, 0x7C, 0x3C,
+ 0x1E, 0x1E, 0x1E, 0x3C, 0x7C, 0xF8,
+ 0xF0, 0xC0, 0x00, 0x00, 0x80, 0xF8,
+ 0xFC, 0x7C, 0x3E, 0x1E, 0x1E, 0x1E,
+ 0x1E, 0x1E, 0x3E, 0x7C, 0xFC, 0xF8,
+ 0x80, 0x00, 0x00, 0x00, 0xFC, 0xFE,
+ 0x1E, 0x1E, 0x1E, 0x1E, 0x1E, 0x1E,
+ 0x1E, 0x1E, 0x1E, 0x1E, 0x1C, 0x00,
+ 0xE0, 0xF8, 0xFC, 0x3E, 0x1E, 0x1E,
+ 0x1E, 0x1E, 0x1E, 0x1E, 0x3E, 0xFC,
+ 0xF8, 0xE0, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00,
+ 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x03, 0x0F, 0x1F, 0x3C, 0x3C,
+ 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0xFF,
+ 0xFF, 0x00, 0x00, 0xFF, 0xFF, 0xFF,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF,
+ 0x00, 0x00, 0x03, 0x0F, 0x1E, 0x3C,
+ 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C,
+ 0x7C, 0xF8, 0xC0, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0xFF, 0xFF, 0xFF, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0x00, 0x00, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0x00, 0x07, 0x0F,
+ 0x0F, 0x1E, 0x1E, 0x1E, 0x1E, 0x1E,
+ 0x1E, 0x1E, 0xFE, 0xFC, 0xF0, 0x00,
+ 0xC0, 0xF7, 0xFF, 0x3F, 0x3E, 0x1C,
+ 0x1C, 0x1C, 0x1C, 0x3E, 0x3F, 0xFF,
+ 0xF7, 0xC0, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x3F, 0x40, 0x80, 0x80, 0x80, 0x80,
+ 0x9C, 0x9E, 0x9E, 0x9E, 0x9E, 0x9F,
+ 0x9F, 0x9F, 0x9F, 0x9E, 0x9E, 0x9E,
+ 0x9E, 0x9C, 0x80, 0x80, 0x40, 0x3F,
+ 0x3F, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xE3, 0xE1, 0xE1, 0xE1, 0xE1, 0xE0,
+ 0xE0, 0xE0, 0xE0, 0xE1, 0xE1, 0xE1,
+ 0xE1, 0xE3, 0xFF, 0xFF, 0x7F, 0x3F,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x18, 0x3C, 0x3C, 0x3C, 0x3C,
+ 0x3C, 0x3C, 0x3C, 0x3C, 0x1F, 0x0F,
+ 0x07, 0x00, 0x00, 0x00, 0x0F, 0x1F,
+ 0x1F, 0x3E, 0x3C, 0x3C, 0x3C, 0x3C,
+ 0x3C, 0x3E, 0x1F, 0x1F, 0x0F, 0x00,
+ 0x00, 0x00, 0x18, 0x3C, 0x3C, 0x3C,
+ 0x3C, 0x3C, 0x3C, 0x3C, 0x3C, 0x3C,
+ 0x3E, 0x1F, 0x03, 0x00, 0x1C, 0x3E,
+ 0x3E, 0x3E, 0x3E, 0x3E, 0x3F, 0x3F,
+ 0x3E, 0x3E, 0x3E, 0x3E, 0x1C, 0x00,
+ 0x00, 0x3F, 0x3F, 0x1F, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x1F,
+ 0x3F, 0x3F, 0x00, 0x00, 0x00, 0x0F,
+ 0x1F, 0x1F, 0x3E, 0x3C, 0x3C, 0x3C,
+ 0x3C, 0x3C, 0x3E, 0x1F, 0x1F, 0x0F,
+ 0x00, 0x00, 0x00, 0x00, 0x06, 0x1F,
+ 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F,
+ 0x1F, 0x1F, 0x0F, 0x07, 0x03, 0x00,
+ 0x01, 0x07, 0x0F, 0x1E, 0x3C, 0x3C,
+ 0x3C, 0x3C, 0x3C, 0x3C, 0x1E, 0x0F,
+ 0x07, 0x01, 0x00, 0x00, 0x00, 0x00,
+ 0xFC, 0x02, 0x01, 0x79, 0x79, 0x79,
+ 0x79, 0xF9, 0xF9, 0xF9, 0x79, 0x79,
+ 0x79, 0x79, 0x01, 0x01, 0x01, 0x01,
+ 0x01, 0x01, 0x01, 0x01, 0x02, 0xFC,
+ 0xFC, 0xFE, 0xFF, 0x87, 0x87, 0x87,
+ 0x87, 0x07, 0x07, 0x07, 0x87, 0x87,
+ 0x87, 0x87, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFE, 0xFC,
+ 0xFC, 0x02, 0x01, 0xE1, 0xE1, 0xE1,
+ 0xE1, 0xE1, 0xE1, 0xE1, 0xE1, 0xE1,
+ 0xE1, 0xE1, 0xE1, 0xE1, 0xC1, 0xC1,
+ 0x81, 0x01, 0x01, 0x01, 0x02, 0xFC,
+ 0xFC, 0xFE, 0xFF, 0x1F, 0x1F, 0x1F,
+ 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F,
+ 0x1F, 0x1F, 0x1F, 0x1F, 0x3F, 0x3F,
+ 0x7F, 0xFF, 0xFF, 0xFF, 0xFE, 0xFC,
+ 0xFC, 0x02, 0x01, 0x01, 0x01, 0x01,
+ 0x01, 0x01, 0x01, 0x01, 0x01, 0x09,
+ 0x89, 0xF9, 0xF9, 0xF9, 0xF9, 0xF9,
+ 0xF9, 0x09, 0x09, 0x01, 0x02, 0xFC,
+ 0xFC, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xF7,
+ 0x77, 0x07, 0x07, 0x07, 0x07, 0x07,
+ 0x07, 0xF7, 0xF7, 0xFF, 0xFE, 0xFC,
+ 0xFC, 0x02, 0x01, 0x01, 0x01, 0x01,
+ 0x81, 0xC1, 0xE1, 0xF1, 0xF1, 0xF9,
+ 0x79, 0x79, 0xF9, 0xF9, 0xF1, 0xF1,
+ 0xE1, 0x81, 0x01, 0x01, 0x02, 0xFC,
+ 0xFC, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0x7F, 0x3F, 0x1F, 0x0F, 0x0F, 0x07,
+ 0x87, 0x87, 0x07, 0x07, 0x0F, 0x0F,
+ 0x1F, 0x7F, 0xFF, 0xFF, 0xFE, 0xFC,
+ 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0xFF, 0xFF, 0xFF, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0x00, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xC0, 0xC0, 0xC0, 0xC0,
+ 0xC0, 0xC0, 0xC0, 0xC0, 0xE1, 0xFF,
+ 0x7F, 0x1F, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00,
+ 0x00, 0x00, 0x3F, 0x3F, 0x3F, 0x3F,
+ 0x3F, 0x3F, 0x3F, 0x3F, 0x1E, 0x00,
+ 0x80, 0xE0, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0xC0, 0xF0, 0xFC, 0xFC, 0x3F,
+ 0x0F, 0x03, 0x01, 0x01, 0xFF, 0xFF,
+ 0xFF, 0xF8, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x3F, 0x0F, 0x03, 0x03, 0xC0,
+ 0xF0, 0xFC, 0xFE, 0xFE, 0x00, 0x00,
+ 0x00, 0x07, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0xE0, 0xFC, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0x1F, 0x03, 0x00,
+ 0x00, 0x00, 0x18, 0x1F, 0x1F, 0x1F,
+ 0x1F, 0x0F, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0x1F, 0x03, 0x00,
+ 0x00, 0x00, 0x00, 0xE0, 0xFC, 0xFF,
+ 0xFF, 0xFF, 0xE7, 0xE0, 0xE0, 0xE0,
+ 0xE0, 0xF0, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0xFF, 0xFF, 0xFF, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x80, 0xC0, 0xE0, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0x00, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x7F, 0x3F, 0x1F, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0x01, 0x01, 0x01, 0x01,
+ 0x03, 0x0F, 0x3F, 0xFD, 0xF1, 0xC0,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00,
+ 0x00, 0x00, 0xFE, 0xFE, 0xFE, 0xFE,
+ 0xFC, 0xF0, 0xC0, 0x02, 0x0F, 0x3F,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0x00, 0xF0, 0xFC,
+ 0xFF, 0xFF, 0xFF, 0x73, 0x70, 0x70,
+ 0x70, 0x70, 0x70, 0x70, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xF8, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x03,
+ 0x00, 0x00, 0x00, 0x8C, 0x8F, 0x8F,
+ 0x8F, 0x8F, 0x8F, 0x8F, 0x00, 0x00,
+ 0x00, 0x00, 0x07, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0x00, 0x00, 0x3F, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xC0, 0x80, 0x00,
+ 0x00, 0x80, 0xC0, 0xE0, 0xF8, 0xF0,
+ 0x20, 0x00, 0x00, 0x00, 0x00, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xC0, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x3F, 0x7F, 0xFF,
+ 0xFF, 0x7F, 0x3F, 0x1F, 0x07, 0x0F,
+ 0xDF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0x3F, 0x40, 0x80, 0x8F, 0x8F, 0x8F,
+ 0x8F, 0x8F, 0x8F, 0x8F, 0x8F, 0x8F,
+ 0x8F, 0x8F, 0x8F, 0x8F, 0x8F, 0x8F,
+ 0x8F, 0x87, 0x83, 0x81, 0x40, 0x3F,
+ 0x3F, 0x7F, 0xFF, 0xF0, 0xF0, 0xF0,
+ 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0,
+ 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0,
+ 0xF0, 0xF8, 0xFC, 0xFE, 0x7F, 0x3F,
+ 0x3F, 0x40, 0x80, 0x8E, 0x8E, 0x8F,
+ 0x8F, 0x8F, 0x8E, 0x8E, 0x80, 0x80,
+ 0x80, 0x80, 0x80, 0x80, 0x83, 0x8F,
+ 0x8F, 0x8E, 0x8E, 0x80, 0x40, 0x3F,
+ 0x3F, 0x7F, 0xFF, 0xF1, 0xF1, 0xF0,
+ 0xF0, 0xF0, 0xF1, 0xF1, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xFC, 0xF0,
+ 0xF0, 0xF1, 0xF1, 0xFF, 0x7F, 0x3F,
+ 0x3F, 0x40, 0x80, 0x80, 0x9F, 0x9F,
+ 0x9F, 0x9F, 0x9F, 0x80, 0x80, 0x80,
+ 0x80, 0x80, 0x80, 0x80, 0x9F, 0x9F,
+ 0x9F, 0x9F, 0x9F, 0x80, 0x40, 0x3F,
+ 0x3F, 0x7F, 0xFF, 0xFF, 0xE0, 0xE0,
+ 0xE0, 0xE0, 0xE0, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0xE0, 0xE0,
+ 0xE0, 0xE0, 0xE0, 0xFF, 0x7F, 0x3F,
+ 0x3F, 0x40, 0x80, 0x80, 0x80, 0x81,
+ 0x83, 0x87, 0x87, 0x8F, 0x8F, 0x8F,
+ 0x8F, 0x87, 0x87, 0x83, 0x81, 0x80,
+ 0x80, 0x80, 0x80, 0x80, 0x40, 0x3F,
+ 0x3F, 0x7F, 0xFF, 0xFF, 0xFF, 0xFE,
+ 0xFC, 0xF8, 0xF8, 0xF0, 0xF0, 0xF0,
+ 0xF0, 0xF8, 0xF8, 0xFC, 0xFE, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0x3F
+};
+#endif // FONT5X7_H

keyboards/yosino58/lib/glcdfont_.c

@@ -0,0 +1,243 @@
+// This is the 'classic' fixed-space bitmap font for Adafruit_GFX since 1.0.
+// See gfxfont.h for newer custom bitmap font info.
+
+#ifndef FONT5X7_H
+#define FONT5X7_H
+
+#ifdef __AVR__
+ #include <avr/io.h>
+ #include <avr/pgmspace.h>
+#elif defined(ESP8266)
+ #include <pgmspace.h>
+#else
+ #define PROGMEM
+#endif
+
+// Standard ASCII 5x7 font
+const unsigned char font[] PROGMEM = {
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0xFE, 0x01, 0x01, 0x0D, 0xFD,
+ 0xFD, 0x0D, 0x01, 0x01, 0x01, 0x01,
+ 0x01, 0x01, 0x01, 0xFE, 0x00, 0x00,
+ 0x00, 0xFE, 0x01, 0x01, 0x0D, 0xFD,
+ 0xFD, 0x8D, 0x8D, 0x8D, 0x8D, 0xF9,
+ 0x71, 0x01, 0x01, 0xFE, 0x00, 0x00,
+ 0x00, 0xFE, 0x01, 0x01, 0x01, 0xC1,
+ 0xF1, 0x39, 0x0D, 0x3D, 0xFD, 0xC1,
+ 0x01, 0x01, 0x01, 0xFE, 0x00, 0x00,
+ 0x00, 0xFE, 0x01, 0x01, 0x01, 0x01,
+ 0x21, 0x31, 0xF9, 0xF9, 0x01, 0x01,
+ 0x01, 0x01, 0x01, 0xFE, 0x00, 0x00,
+ 0x00, 0x00, 0xC0, 0x80, 0xC0, 0xE0,
+ 0xF0, 0xF0, 0x00, 0xC0, 0x80, 0x00,
+ 0x80, 0xC0, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x02, 0x06, 0xEC, 0xD8, 0xB4,
+ 0x6E, 0xDE, 0x82, 0x7A, 0x76, 0xAC,
+ 0xD8, 0xF0, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0xB0, 0x70,
+ 0xBC, 0x7C, 0xBC, 0x7C, 0xBC, 0x70,
+ 0xB0, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0xF0, 0x90,
+ 0x9C, 0x84, 0x84, 0x84, 0x9C, 0x90,
+ 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x7F, 0x80, 0x80, 0x98, 0x9F,
+ 0x9F, 0x98, 0x98, 0x98, 0x98, 0x9C,
+ 0x9E, 0x80, 0x80, 0x7F, 0x00, 0x00,
+ 0x00, 0x7F, 0x80, 0x80, 0x98, 0x9F,
+ 0x9F, 0x99, 0x81, 0x83, 0x87, 0x9C,
+ 0x98, 0x98, 0x80, 0x7F, 0x00, 0x00,
+ 0x00, 0x7F, 0x80, 0x80, 0x9F, 0x9F,
+ 0x86, 0x86, 0x86, 0x86, 0x9F, 0x9F,
+ 0x80, 0x80, 0x80, 0x7F, 0x00, 0x00,
+ 0x00, 0x7F, 0x80, 0x80, 0x80, 0x80,
+ 0x98, 0x98, 0x9F, 0x9F, 0x98, 0x98,
+ 0x80, 0x80, 0x80, 0x7F, 0x00, 0x00,
+ 0x00, 0x00, 0x07, 0x03, 0x07, 0x0F,
+ 0x1F, 0x1F, 0x00, 0x0C, 0x07, 0x03,
+ 0x07, 0x0C, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x1F, 0x2F, 0x77,
+ 0xFB, 0xFC, 0x81, 0xBB, 0xD6, 0x6D,
+ 0x1B, 0x37, 0x60, 0xC0, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x1B, 0x37,
+ 0x3B, 0x37, 0x3B, 0x37, 0x3B, 0x37,
+ 0x1B, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x1B, 0x37,
+ 0x3B, 0x37, 0x3B, 0x37, 0x3B, 0x37,
+ 0x1B, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0xFE, 0xFF, 0xFF, 0xF3, 0x03,
+ 0x03, 0xF3, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFE, 0x00, 0x00,
+ 0x00, 0xFE, 0xFF, 0xFF, 0xF3, 0x03,
+ 0x03, 0x73, 0x73, 0x73, 0x73, 0x07,
+ 0x8F, 0xFF, 0xFF, 0xFE, 0x00, 0x00,
+ 0x00, 0xFE, 0xFF, 0xFF, 0xFF, 0x3F,
+ 0x0F, 0xC7, 0xF3, 0xC3, 0x03, 0x3F,
+ 0xFF, 0xFF, 0xFF, 0xFE, 0x00, 0x00,
+ 0x00, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xDF, 0xCF, 0x07, 0x07, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFE, 0x00, 0x00,
+ 0x00, 0x00, 0xC0, 0x80, 0xC0, 0xE0,
+ 0xF0, 0xF0, 0x00, 0x20, 0x20, 0x10,
+ 0x10, 0x08, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0xF0, 0xE8, 0xDC,
+ 0xBE, 0x7E, 0x02, 0xFA, 0x76, 0xAC,
+ 0xD8, 0xF0, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0xF0, 0x10,
+ 0x1C, 0x04, 0x04, 0x04, 0x1C, 0x10,
+ 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x04, 0xF8, 0x30,
+ 0x5C, 0x84, 0x04, 0x04, 0x1C, 0x10,
+ 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x7F, 0xFF, 0xFF, 0xE7, 0xE0,
+ 0xE0, 0xE7, 0xE7, 0xE7, 0xE7, 0xE7,
+ 0xE3, 0xE1, 0xFF, 0x7F, 0x00, 0x00,
+ 0x00, 0x7F, 0xFF, 0xFF, 0xE7, 0xE0,
+ 0xE0, 0xE6, 0xFE, 0xFC, 0xF8, 0xE3,
+ 0xE7, 0xE7, 0xFF, 0x7F, 0x00, 0x00,
+ 0x00, 0x7F, 0xFF, 0xFF, 0xE0, 0xE0,
+ 0xF9, 0xF9, 0xF9, 0xF9, 0xE0, 0xE0,
+ 0xFF, 0xFF, 0xFF, 0x7F, 0x00, 0x00,
+ 0x00, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0xE7, 0xE7, 0xE0, 0xE0, 0xE7, 0xE7,
+ 0xFF, 0xFF, 0xFF, 0x7F, 0x00, 0x00,
+ 0x00, 0x00, 0x07, 0x03, 0x07, 0x0F,
+ 0x1F, 0x1F, 0x00, 0x09, 0x09, 0x11,
+ 0x11, 0x21, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x1F, 0x2F, 0x77,
+ 0xFB, 0xFD, 0x80, 0xBE, 0xDD, 0x6B,
+ 0x37, 0x1F, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x1F, 0x38,
+ 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+ 0x1F, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x1F, 0x20,
+ 0x20, 0x20, 0x21, 0x22, 0x24, 0x28,
+ 0x1F, 0x20, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+};
+#endif // FONT5X7_H

keyboards/yosino58/lib/host_led_state_reader.c

@@ -0,0 +1,15 @@
+#include <stdio.h>
+#include "yosino58.h"
+
+char host_led_state_str[24];
+
+const char *read_host_led_state(void)
+{
+  uint8_t leds = host_keyboard_leds();
+  snprintf(host_led_state_str, sizeof(host_led_state_str), "NL:%s CL:%s SL:%s",
+           (leds & (1 << USB_LED_NUM_LOCK)) ? "on" : "- ",
+           (leds & (1 << USB_LED_CAPS_LOCK)) ? "on" : "- ",
+           (leds & (1 << USB_LED_SCROLL_LOCK)) ? "on" : "- ");
+
+  return host_led_state_str;
+}

keyboards/yosino58/lib/keylogger.c

@@ -0,0 +1,45 @@
+#include <stdio.h>
+#include "yosino58.h"
+
+char keylog_str[24] = {};
+char keylogs_str[21] = {};
+int keylogs_str_idx = 0;
+
+const char code_to_name[60] = {
+    ' ', ' ', ' ', ' ', 'a', 'b', 'c', 'd', 'e', 'f',
+    'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p',
+    'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z',
+    '1', '2', '3', '4', '5', '6', '7', '8', '9', '0',
+    'R', 'E', 'B', 'T', ' ', ' ', ' ', ' ', ' ', ' ',
+    ' ', ';', '\'', ' ', ',', '.', '/', ' ', ' ', ' '};
+
+void set_keylog(uint16_t keycode, keyrecord_t *record) {
+  char name = ' ';
+  if (keycode < 60) {
+    name = code_to_name[keycode];
+  }
+
+  // update keylog
+  snprintf(keylog_str, sizeof(keylog_str), "%dx%d, k%2d : %c",
+           record->event.key.row, record->event.key.col,
+           keycode, name);
+
+  // update keylogs
+  if (keylogs_str_idx == sizeof(keylogs_str) - 1) {
+    keylogs_str_idx = 0;
+    for (int i = 0; i < sizeof(keylogs_str) - 1; i++) {
+      keylogs_str[i] = ' ';
+    }
+  }
+
+  keylogs_str[keylogs_str_idx] = name;
+  keylogs_str_idx++;
+}
+
+const char *read_keylog(void) {
+  return keylog_str;
+}
+
+const char *read_keylogs(void) {
+  return keylogs_str;
+}

keyboards/yosino58/lib/layer_state_reader.c

@@ -0,0 +1,35 @@
+
+#include QMK_KEYBOARD_H
+#include <stdio.h>
+#include "yosino58.h"
+
+#define L_BASE 0
+#define L_LOWER 8
+#define L_RAISE 16
+#define L_ADJUST 65536
+#define L_ADJUST_TRI 65560
+
+char layer_state_str[24];
+
+const char *read_layer_state(void) {
+  switch (layer_state)
+  {
+  case L_BASE:
+    snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Default");
+    break;
+  case L_RAISE:
+    snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Raise");
+    break;
+  case L_LOWER:
+    snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Lower");
+    break;
+  case L_ADJUST:
+  case L_ADJUST_TRI:
+    snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Adjust");
+    break;
+  default:
+    snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Undef-%ld", layer_state);
+  }
+
+  return layer_state_str;
+}

keyboards/yosino58/lib/logo_reader.c

@@ -0,0 +1,11 @@
+#include "yosino58.h"
+
+const char *read_logo(void) {
+  static char logo[] = {
+    0x2B,0x2C,0x2D,0x2E,0x2F,0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x3A,0x3B,0x3C,0x3D,0x3E,0x3F,
+    0x4B,0x4C,0x4D,0x4E,0x4F,0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,0x58,0x59,0x5A,0x5B,0x5C,0x5D,0x5E,0x5F,
+    0x6B,0x6C,0x6D,0x6E,0x6F,0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7A,0x7B,0x7C,0x7D,0x7E,0x7F,
+    0};
+
+  return logo;
+}

keyboards/yosino58/lib/mode_icon_reader.c

@@ -0,0 +1,15 @@
+#include <stdio.h>
+#include "yosino58.h"
+
+char mode_icon[24];
+
+const char *read_mode_icon(bool swap) {
+  static char logo[][2][3] = {{{0x95, 0x96, 0}, {0xb5, 0xb6, 0}}, {{0x97, 0x98, 0}, {0xb7, 0xb8, 0}}};
+  if (swap == false) {
+    snprintf(mode_icon, sizeof(mode_icon), "%s\n%s", logo[0][0], logo[0][1]);
+  } else {
+    snprintf(mode_icon, sizeof(mode_icon), "%s\n%s", logo[1][0], logo[1][1]);
+  }
+
+  return mode_icon;
+}

keyboards/yosino58/lib/rgb_state_reader.c

@@ -0,0 +1,15 @@
+#ifdef RGBLIGHT_ENABLE
+
+#include QMK_KEYBOARD_H
+#include <stdio.h>
+
+extern rgblight_config_t rgblight_config;
+char rbf_info_str[24];
+const char *read_rgb_info(void) {
+
+  snprintf(rbf_info_str, sizeof(rbf_info_str), "%s %2d h%3d s%3d v%3d",
+    rgblight_config.enable ? "on" : "- ", rgblight_config.mode,
+    rgblight_config.hue, rgblight_config.sat, rgblight_config.val);
+  return rbf_info_str;
+}
+#endif

keyboards/yosino58/lib/timelogger.c

@@ -0,0 +1,16 @@
+#include <stdio.h>
+#include "yosino58.h"
+
+char timelog_str[24] = {};
+int last_time = 0;
+int elapsed_time = 0;
+
+void set_timelog(void) {
+  elapsed_time = timer_elapsed(last_time);
+  last_time = timer_read();
+  snprintf(timelog_str, sizeof(timelog_str), "lt:%5d, et:%5d", last_time, elapsed_time);
+}
+
+const char *read_timelog(void) {
+  return timelog_str;
+}

keyboards/yosino58/pro_micro.h

@@ -0,0 +1,358 @@
+/*
+  pins_arduino.h - Pin definition functions for Arduino
+  Part of Arduino - http://www.arduino.cc/
+
+  Copyright (c) 2007 David A. Mellis
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General
+  Public License along with this library; if not, write to the
+  Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+  Boston, MA  02111-1307  USA
+
+  $Id: wiring.h 249 2007-02-03 16:52:51Z mellis $
+*/
+#pragma once
+
+#include <avr/pgmspace.h>
+
+// Workaround for wrong definitions in "iom32u4.h".
+// This should be fixed in the AVR toolchain.
+#undef UHCON
+#undef UHINT
+#undef UHIEN
+#undef UHADDR
+#undef UHFNUM
+#undef UHFNUML
+#undef UHFNUMH
+#undef UHFLEN
+#undef UPINRQX
+#undef UPINTX
+#undef UPNUM
+#undef UPRST
+#undef UPCONX
+#undef UPCFG0X
+#undef UPCFG1X
+#undef UPSTAX
+#undef UPCFG2X
+#undef UPIENX
+#undef UPDATX
+#undef TCCR2A
+#undef WGM20
+#undef WGM21
+#undef COM2B0
+#undef COM2B1
+#undef COM2A0
+#undef COM2A1
+#undef TCCR2B
+#undef CS20
+#undef CS21
+#undef CS22
+#undef WGM22
+#undef FOC2B
+#undef FOC2A
+#undef TCNT2
+#undef TCNT2_0
+#undef TCNT2_1
+#undef TCNT2_2
+#undef TCNT2_3
+#undef TCNT2_4
+#undef TCNT2_5
+#undef TCNT2_6
+#undef TCNT2_7
+#undef OCR2A
+#undef OCR2_0
+#undef OCR2_1
+#undef OCR2_2
+#undef OCR2_3
+#undef OCR2_4
+#undef OCR2_5
+#undef OCR2_6
+#undef OCR2_7
+#undef OCR2B
+#undef OCR2_0
+#undef OCR2_1
+#undef OCR2_2
+#undef OCR2_3
+#undef OCR2_4
+#undef OCR2_5
+#undef OCR2_6
+#undef OCR2_7
+
+#define NUM_DIGITAL_PINS  30
+#define NUM_ANALOG_INPUTS 12
+
+#define TX_RX_LED_INIT  DDRD |= (1<<5), DDRB |= (1<<0)
+#define TXLED0          PORTD |= (1<<5)
+#define TXLED1          PORTD &= ~(1<<5)
+#define RXLED0          PORTB |= (1<<0)
+#define RXLED1          PORTB &= ~(1<<0)
+
+static const uint8_t SDA = 2;
+static const uint8_t SCL = 3;
+#define LED_BUILTIN 13
+
+// Map SPI port to 'new' pins D14..D17
+static const uint8_t SS   = 17;
+static const uint8_t MOSI = 16;
+static const uint8_t MISO = 14;
+static const uint8_t SCK  = 15;
+
+// Mapping of analog pins as digital I/O
+// A6-A11 share with digital pins
+static const uint8_t ADC0 = 18;
+static const uint8_t ADC1 = 19;
+static const uint8_t ADC2 = 20;
+static const uint8_t ADC3 = 21;
+static const uint8_t ADC4 = 22;
+static const uint8_t ADC5 = 23;
+static const uint8_t ADC6 = 24;   // D4
+static const uint8_t ADC7 = 25;   // D6
+static const uint8_t ADC8 = 26;   // D8
+static const uint8_t ADC9 = 27;   // D9
+static const uint8_t ADC10 = 28;  // D10
+static const uint8_t ADC11 = 29;  // D12
+
+#define digitalPinToPCICR(p)    ((((p) >= 8 && (p) <= 11) || ((p) >= 14 && (p) <= 17) || ((p) >= A8 && (p) <= A10)) ? (&PCICR) : ((uint8_t *)0))
+#define digitalPinToPCICRbit(p) 0
+#define digitalPinToPCMSK(p)    ((((p) >= 8 && (p) <= 11) || ((p) >= 14 && (p) <= 17) || ((p) >= A8 && (p) <= A10)) ? (&PCMSK0) : ((uint8_t *)0))
+#define digitalPinToPCMSKbit(p) ( ((p) >= 8 && (p) <= 11) ? (p) - 4 : ((p) == 14 ? 3 : ((p) == 15 ? 1 : ((p) == 16 ? 2 : ((p) == 17 ? 0 : (p - A8 + 4))))))
+
+//  __AVR_ATmega32U4__ has an unusual mapping of pins to channels
+extern const uint8_t PROGMEM analog_pin_to_channel_PGM[];
+#define analogPinToChannel(P)  ( pgm_read_byte( analog_pin_to_channel_PGM + (P) ) )
+
+#define digitalPinToInterrupt(p) ((p) == 0 ? 2 : ((p) == 1 ? 3 : ((p) == 2 ? 1 : ((p) == 3 ? 0 : ((p) == 7 ? 4 : NOT_AN_INTERRUPT)))))
+
+#ifdef ARDUINO_MAIN
+
+// On the Arduino board, digital pins are also used
+// for the analog output (software PWM).  Analog input
+// pins are a separate set.
+
+// ATMEL ATMEGA32U4 / ARDUINO LEONARDO
+//
+// D0               PD2                 RXD1/INT2
+// D1               PD3                 TXD1/INT3
+// D2               PD1     SDA         SDA/INT1
+// D3#              PD0     PWM8/SCL    OC0B/SCL/INT0
+// D4       A6      PD4                 ADC8
+// D5#              PC6     ???         OC3A/#OC4A
+// D6#      A7      PD7     FastPWM     #OC4D/ADC10
+// D7               PE6                 INT6/AIN0
+//
+// D8       A8      PB4                 ADC11/PCINT4
+// D9#      A9      PB5     PWM16       OC1A/#OC4B/ADC12/PCINT5
+// D10#     A10     PB6     PWM16       OC1B/0c4B/ADC13/PCINT6
+// D11#             PB7     PWM8/16     0C0A/OC1C/#RTS/PCINT7
+// D12      A11     PD6                 T1/#OC4D/ADC9
+// D13#             PC7     PWM10       CLK0/OC4A
+//
+// A0       D18     PF7                 ADC7
+// A1       D19     PF6                 ADC6
+// A2       D20     PF5                 ADC5
+// A3       D21     PF4                 ADC4
+// A4       D22     PF1                 ADC1
+// A5       D23     PF0                 ADC0
+//
+// New pins D14..D17 to map SPI port to digital pins
+//
+// MISO     D14     PB3                 MISO,PCINT3
+// SCK      D15     PB1                 SCK,PCINT1
+// MOSI     D16     PB2                 MOSI,PCINT2
+// SS       D17     PB0                 RXLED,SS/PCINT0
+//
+// Connected LEDs on board for TX and RX
+// TXLED    D24     PD5                 XCK1
+// RXLED    D17     PB0
+// HWB              PE2                 HWB
+
+// these arrays map port names (e.g. port B) to the
+// appropriate addresses for various functions (e.g. reading
+// and writing)
+const uint16_t PROGMEM port_to_mode_PGM[] = {
+    NOT_A_PORT,
+    NOT_A_PORT,
+    (uint16_t) &DDRB,
+    (uint16_t) &DDRC,
+    (uint16_t) &DDRD,
+    (uint16_t) &DDRE,
+    (uint16_t) &DDRF,
+};
+
+const uint16_t PROGMEM port_to_output_PGM[] = {
+    NOT_A_PORT,
+    NOT_A_PORT,
+    (uint16_t) &PORTB,
+    (uint16_t) &PORTC,
+    (uint16_t) &PORTD,
+    (uint16_t) &PORTE,
+    (uint16_t) &PORTF,
+};
+
+const uint16_t PROGMEM port_to_input_PGM[] = {
+    NOT_A_PORT,
+    NOT_A_PORT,
+    (uint16_t) &PINB,
+    (uint16_t) &PINC,
+    (uint16_t) &PIND,
+    (uint16_t) &PINE,
+    (uint16_t) &PINF,
+};
+
+const uint8_t PROGMEM digital_pin_to_port_PGM[] = {
+    PD, // D0 - PD2
+    PD, // D1 - PD3
+    PD, // D2 - PD1
+    PD, // D3 - PD0
+    PD, // D4 - PD4
+    PC, // D5 - PC6
+    PD, // D6 - PD7
+    PE, // D7 - PE6
+
+    PB, // D8 - PB4
+    PB, // D9 - PB5
+    PB, // D10 - PB6
+    PB, // D11 - PB7
+    PD, // D12 - PD6
+    PC, // D13 - PC7
+
+    PB, // D14 - MISO - PB3
+    PB, // D15 - SCK - PB1
+    PB, // D16 - MOSI - PB2
+    PB, // D17 - SS - PB0
+
+    PF, // D18 - A0 - PF7
+    PF, // D19 - A1 - PF6
+    PF, // D20 - A2 - PF5
+    PF, // D21 - A3 - PF4
+    PF, // D22 - A4 - PF1
+    PF, // D23 - A5 - PF0
+
+    PD, // D24 - PD5
+    PD, // D25 / D6 - A7 - PD7
+    PB, // D26 / D8 - A8 - PB4
+    PB, // D27 / D9 - A9 - PB5
+    PB, // D28 / D10 - A10 - PB6
+    PD, // D29 / D12 - A11 - PD6
+};
+
+const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[] = {
+    _BV(2), // D0 - PD2
+    _BV(3), // D1 - PD3
+    _BV(1), // D2 - PD1
+    _BV(0), // D3 - PD0
+    _BV(4), // D4 - PD4
+    _BV(6), // D5 - PC6
+    _BV(7), // D6 - PD7
+    _BV(6), // D7 - PE6
+
+    _BV(4), // D8 - PB4
+    _BV(5), // D9 - PB5
+    _BV(6), // D10 - PB6
+    _BV(7), // D11 - PB7
+    _BV(6), // D12 - PD6
+    _BV(7), // D13 - PC7
+
+    _BV(3), // D14 - MISO - PB3
+    _BV(1), // D15 - SCK - PB1
+    _BV(2), // D16 - MOSI - PB2
+    _BV(0), // D17 - SS - PB0
+
+    _BV(7), // D18 - A0 - PF7
+    _BV(6), // D19 - A1 - PF6
+    _BV(5), // D20 - A2 - PF5
+    _BV(4), // D21 - A3 - PF4
+    _BV(1), // D22 - A4 - PF1
+    _BV(0), // D23 - A5 - PF0
+
+    _BV(5), // D24 - PD5
+    _BV(7), // D25 / D6 - A7 - PD7
+    _BV(4), // D26 / D8 - A8 - PB4
+    _BV(5), // D27 / D9 - A9 - PB5
+    _BV(6), // D28 / D10 - A10 - PB6
+    _BV(6), // D29 / D12 - A11 - PD6
+};
+
+const uint8_t PROGMEM digital_pin_to_timer_PGM[] = {
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    TIMER0B,        /* 3 */
+    NOT_ON_TIMER,
+    TIMER3A,        /* 5 */
+    TIMER4D,        /* 6 */
+    NOT_ON_TIMER,
+
+    NOT_ON_TIMER,
+    TIMER1A,        /* 9 */
+    TIMER1B,        /* 10 */
+    TIMER0A,        /* 11 */
+
+    NOT_ON_TIMER,
+    TIMER4A,        /* 13 */
+
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+    NOT_ON_TIMER,
+};
+
+const uint8_t PROGMEM analog_pin_to_channel_PGM[] = {
+    7,  // A0               PF7                 ADC7
+    6,  // A1               PF6                 ADC6
+    5,  // A2               PF5                 ADC5
+    4,  // A3               PF4                 ADC4
+    1,  // A4               PF1                 ADC1
+    0,  // A5               PF0                 ADC0
+    8,  // A6       D4      PD4                 ADC8
+    10, // A7       D6      PD7                 ADC10
+    11, // A8       D8      PB4                 ADC11
+    12, // A9       D9      PB5                 ADC12
+    13, // A10      D10     PB6                 ADC13
+    9   // A11      D12     PD6                 ADC9
+};
+
+#endif /* ARDUINO_MAIN */
+
+// These serial port names are intended to allow libraries and architecture-neutral
+// sketches to automatically default to the correct port name for a particular type
+// of use.  For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN,
+// the first hardware serial port whose RX/TX pins are not dedicated to another use.
+//
+// SERIAL_PORT_MONITOR        Port which normally prints to the Arduino Serial Monitor
+//
+// SERIAL_PORT_USBVIRTUAL     Port which is USB virtual serial
+//
+// SERIAL_PORT_LINUXBRIDGE    Port which connects to a Linux system via Bridge library
+//
+// SERIAL_PORT_HARDWARE       Hardware serial port, physical RX & TX pins.
+//
+// SERIAL_PORT_HARDWARE_OPEN  Hardware serial ports which are open for use.  Their RX & TX
+//                            pins are NOT connected to anything by default.
+#define SERIAL_PORT_MONITOR        Serial
+#define SERIAL_PORT_USBVIRTUAL     Serial
+#define SERIAL_PORT_HARDWARE       Serial1
+#define SERIAL_PORT_HARDWARE_OPEN  Serial1

keyboards/yosino58/rev1/config.h

@@ -0,0 +1,72 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID       0x0F6A
+#define PRODUCT_ID      0x01B8 
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    sakuranbo0046
+#define PRODUCT         yosino58
+#define DESCRIPTION     yosino58 is 6�~4+5keys column-staggered split keyboard.
+
+/* key matrix size */
+// Rows are doubled-up
+#define MATRIX_ROWS 10
+#define MATRIX_COLS 6
+
+// wiring of each half
+#define MATRIX_ROW_PINS { D4, C6, D7, E6, B4 }
+#define MATRIX_COL_PINS { F4, F5, F6, F7, B1, B3 }
+
+/* define if matrix has ghost */
+//#define MATRIX_HAS_GHOST
+
+/* number of backlight levels */
+// #define BACKLIGHT_LEVELS 3
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCING_DELAY 5
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+//#define LOCKING_SUPPORT_ENABLE
+/* Locking resynchronize hack */
+//#define LOCKING_RESYNC_ENABLE
+
+/* ws2812 RGB LED */
+#define RGB_DI_PIN D3
+#define RGBLED_NUM 12    // Number of LEDs
+
+/*
+ * Feature disable options
+ *  These options are also useful to firmware size reduction.
+ */
+
+/* disable debug print */
+// #define NO_DEBUG
+
+/* disable print */
+// #define NO_PRINT
+
+/* disable action features */
+//#define NO_ACTION_LAYER
+//#define NO_ACTION_TAPPING
+//#define NO_ACTION_ONESHOT
+//#define NO_ACTION_MACRO
+//#define NO_ACTION_FUNCTION

keyboards/yosino58/rev1/matrix.c

@@ -0,0 +1,357 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ * scan matrix
+ */
+#include <stdint.h>
+#include <stdbool.h>
+#include <string.h>
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include "print.h"
+#include "debug.h"
+#include "util.h"
+#include "matrix.h"
+#include "split_util.h"
+#include "pro_micro.h"
+
+#ifdef USE_MATRIX_I2C
+#  include "i2c.h"
+#else // USE_SERIAL
+#  include "split_scomm.h"
+#endif
+
+#ifndef DEBOUNCE
+#  define DEBOUNCE	5
+#endif
+
+#define ERROR_DISCONNECT_COUNT 5
+
+static uint8_t debouncing = DEBOUNCE;
+static const int ROWS_PER_HAND = MATRIX_ROWS/2;
+static uint8_t error_count = 0;
+uint8_t is_master = 0 ;
+
+static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
+static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
+
+/* matrix state(1:on, 0:off) */
+static matrix_row_t matrix[MATRIX_ROWS];
+static matrix_row_t matrix_debouncing[MATRIX_ROWS];
+
+static matrix_row_t read_cols(void);
+static void init_cols(void);
+static void unselect_rows(void);
+static void select_row(uint8_t row);
+static uint8_t matrix_master_scan(void);
+
+
+__attribute__ ((weak))
+void matrix_init_kb(void) {
+    matrix_init_user();
+}
+
+__attribute__ ((weak))
+void matrix_scan_kb(void) {
+    matrix_scan_user();
+}
+
+__attribute__ ((weak))
+void matrix_init_user(void) {
+}
+
+__attribute__ ((weak))
+void matrix_scan_user(void) {
+}
+
+inline
+uint8_t matrix_rows(void)
+{
+    return MATRIX_ROWS;
+}
+
+inline
+uint8_t matrix_cols(void)
+{
+    return MATRIX_COLS;
+}
+
+void matrix_init(void)
+{
+    debug_enable = true;
+    debug_matrix = true;
+    debug_mouse = true;
+    // initialize row and col
+    unselect_rows();
+    init_cols();
+
+    TX_RX_LED_INIT;
+    TXLED0;
+    RXLED0;
+
+    // initialize matrix state: all keys off
+    for (uint8_t i=0; i < MATRIX_ROWS; i++) {
+        matrix[i] = 0;
+        matrix_debouncing[i] = 0;
+    }
+
+    is_master = has_usb();
+
+    matrix_init_quantum();
+}
+
+uint8_t _matrix_scan(void)
+{
+    // Right hand is stored after the left in the matirx so, we need to offset it
+    int offset = isLeftHand ? 0 : (ROWS_PER_HAND);
+
+    for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
+        select_row(i);
+        _delay_us(30);  // without this wait read unstable value.
+        matrix_row_t cols = read_cols();
+        if (matrix_debouncing[i+offset] != cols) {
+            matrix_debouncing[i+offset] = cols;
+            debouncing = DEBOUNCE;
+        }
+        unselect_rows();
+    }
+
+    if (debouncing) {
+        if (--debouncing) {
+            _delay_ms(1);
+        } else {
+            for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
+                matrix[i+offset] = matrix_debouncing[i+offset];
+            }
+        }
+    }
+
+    return 1;
+}
+
+#ifdef USE_MATRIX_I2C
+
+// Get rows from other half over i2c
+int i2c_transaction(void) {
+    int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+
+    int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);
+    if (err) goto i2c_error;
+
+    // start of matrix stored at 0x00
+    err = i2c_master_write(0x00);
+    if (err) goto i2c_error;
+
+    // Start read
+    err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ);
+    if (err) goto i2c_error;
+
+    if (!err) {
+        int i;
+        for (i = 0; i < ROWS_PER_HAND-1; ++i) {
+            matrix[slaveOffset+i] = i2c_master_read(I2C_ACK);
+        }
+        matrix[slaveOffset+i] = i2c_master_read(I2C_NACK);
+        i2c_master_stop();
+    } else {
+i2c_error: // the cable is disconnceted, or something else went wrong
+        i2c_reset_state();
+        return err;
+    }
+
+    return 0;
+}
+
+#else // USE_SERIAL
+
+int serial_transaction(int master_changed) {
+    int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+    int ret=serial_update_buffers(master_changed);
+#else
+    int ret=serial_update_buffers();
+#endif
+    if (ret ) {
+        if(ret==2) RXLED1;
+        return 1;
+    }
+    RXLED0;
+    memcpy(&matrix[slaveOffset],
+        (void *)serial_slave_buffer, SERIAL_SLAVE_BUFFER_LENGTH);
+    return 0;
+}
+#endif
+
+uint8_t matrix_scan(void)
+{
+    if (is_master) {
+        matrix_master_scan();
+    }else{
+        matrix_slave_scan();
+        int offset = (isLeftHand) ? ROWS_PER_HAND : 0;
+        memcpy(&matrix[offset],
+               (void *)serial_master_buffer, SERIAL_MASTER_BUFFER_LENGTH);
+        matrix_scan_quantum();
+    }
+    return 1;
+}
+
+
+uint8_t matrix_master_scan(void) {
+
+    int ret = _matrix_scan();
+    int mchanged = 1;
+
+    int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
+
+#ifdef USE_MATRIX_I2C
+//    for (int i = 0; i < ROWS_PER_HAND; ++i) {
+        /* i2c_slave_buffer[i] = matrix[offset+i]; */
+//        i2c_slave_buffer[i] = matrix[offset+i];
+//    }
+#else // USE_SERIAL
+  #ifdef SERIAL_USE_MULTI_TRANSACTION
+    mchanged = memcmp((void *)serial_master_buffer,
+		      &matrix[offset], SERIAL_MASTER_BUFFER_LENGTH);
+  #endif
+    memcpy((void *)serial_master_buffer,
+	   &matrix[offset], SERIAL_MASTER_BUFFER_LENGTH);
+#endif
+
+#ifdef USE_MATRIX_I2C
+    if( i2c_transaction() ) {
+#else // USE_SERIAL
+    if( serial_transaction(mchanged) ) {
+#endif
+        // turn on the indicator led when halves are disconnected
+        TXLED1;
+
+        error_count++;
+
+        if (error_count > ERROR_DISCONNECT_COUNT) {
+            // reset other half if disconnected
+            int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+            for (int i = 0; i < ROWS_PER_HAND; ++i) {
+                matrix[slaveOffset+i] = 0;
+            }
+        }
+    } else {
+        // turn off the indicator led on no error
+        TXLED0;
+        error_count = 0;
+    }
+    matrix_scan_quantum();
+    return ret;
+}
+
+void matrix_slave_scan(void) {
+    _matrix_scan();
+
+    int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
+
+#ifdef USE_MATRIX_I2C
+    for (int i = 0; i < ROWS_PER_HAND; ++i) {
+        /* i2c_slave_buffer[i] = matrix[offset+i]; */
+        i2c_slave_buffer[i] = matrix[offset+i];
+    }
+#else // USE_SERIAL
+  #ifdef SERIAL_USE_MULTI_TRANSACTION
+    int change = 0;
+  #endif
+    for (int i = 0; i < ROWS_PER_HAND; ++i) {
+  #ifdef SERIAL_USE_MULTI_TRANSACTION
+        if( serial_slave_buffer[i] != matrix[offset+i] )
+	    change = 1;
+  #endif
+        serial_slave_buffer[i] = matrix[offset+i];
+    }
+  #ifdef SERIAL_USE_MULTI_TRANSACTION
+    slave_buffer_change_count += change;
+  #endif
+#endif
+}
+
+bool matrix_is_modified(void)
+{
+    if (debouncing) return false;
+    return true;
+}
+
+inline
+bool matrix_is_on(uint8_t row, uint8_t col)
+{
+    return (matrix[row] & ((matrix_row_t)1<<col));
+}
+
+inline
+matrix_row_t matrix_get_row(uint8_t row)
+{
+    return matrix[row];
+}
+
+void matrix_print(void)
+{
+    print("\nr/c 0123456789ABCDEF\n");
+    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+        phex(row); print(": ");
+        pbin_reverse16(matrix_get_row(row));
+        print("\n");
+    }
+}
+
+uint8_t matrix_key_count(void)
+{
+    uint8_t count = 0;
+    for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+        count += bitpop16(matrix[i]);
+    }
+    return count;
+}
+
+static void  init_cols(void)
+{
+    for(int x = 0; x < MATRIX_COLS; x++) {
+        _SFR_IO8((col_pins[x] >> 4) + 1) &=  ~_BV(col_pins[x] & 0xF);
+        _SFR_IO8((col_pins[x] >> 4) + 2) |= _BV(col_pins[x] & 0xF);
+    }
+}
+
+static matrix_row_t read_cols(void)
+{
+    matrix_row_t result = 0;
+    for(int x = 0; x < MATRIX_COLS; x++) {
+        result |= (_SFR_IO8(col_pins[x] >> 4) & _BV(col_pins[x] & 0xF)) ? 0 : (1 << x);
+    }
+    return result;
+}
+
+static void unselect_rows(void)
+{
+    for(int x = 0; x < ROWS_PER_HAND; x++) {
+        _SFR_IO8((row_pins[x] >> 4) + 1) &=  ~_BV(row_pins[x] & 0xF);
+        _SFR_IO8((row_pins[x] >> 4) + 2) |= _BV(row_pins[x] & 0xF);
+    }
+}
+
+static void select_row(uint8_t row)
+{
+    _SFR_IO8((row_pins[row] >> 4) + 1) |=  _BV(row_pins[row] & 0xF);
+    _SFR_IO8((row_pins[row] >> 4) + 2) &= ~_BV(row_pins[row] & 0xF);
+}

keyboards/yosino58/rev1/rev1.c

@@ -0,0 +1,8 @@
+#include "yosino58.h"
+
+#ifdef SSD1306OLED
+void led_set_kb(uint8_t usb_led) {
+    // put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
+    //led_set_user(usb_led);
+}
+#endif

keyboards/yosino58/rev1/rev1.h

@@ -0,0 +1,40 @@
+#pragma once
+
+#include "../yosino58.h"
+
+//void promicro_bootloader_jmp(bool program);
+#include "quantum.h"
+
+#ifdef RGBLIGHT_ENABLE
+//rgb led driver
+#include "ws2812.h"
+#endif
+
+#ifdef USE_I2C
+#include <stddef.h>
+#ifdef __AVR__
+	#include <avr/io.h>
+	#include <avr/interrupt.h>
+#endif
+#endif
+
+//void promicro_bootloader_jmp(bool program);
+#define LAYOUT( \
+  L00, L01, L02, L03, L04, L05,                     R00, R01, R02, R03, R04, R05, \
+  L10, L11, L12, L13, L14, L15,                     R10, R11, R12, R13, R14, R15, \
+  L20, L21, L22, L23, L24, L25,                     R20, R21, R22, R23, R24, R25, \
+  L30, L31, L32, L33, L34, L35, LT4, LT5, RT5, RT4, R30, R31, R32, R33, R34, R35, \
+                      LT1, LT2, LT3,           RT3, RT2, RT1 \
+  ) \
+  { \
+    { L00, L01, L02, L03, L04, L05 }, \
+    { L10, L11, L12, L13, L14, L15 }, \
+    { L20, L21, L22, L23, L24, L25 }, \
+    { L30, L31, L32, L33, L34, L35 }, \
+    { KC_NO, LT1, LT2, LT3, LT4, LT5 }, \
+    { R05, R04, R03, R02, R01, R00 }, \
+    { R15, R14, R13, R12, R11, R10 }, \
+    { R25, R24, R23, R22, R21, R20 }, \
+    { R35, R34, R33, R32, R31, R30 }, \
+    { KC_NO, RT1,RT2, RT3, RT4, RT5 }, \
+  }

keyboards/yosino58/rev1/rules.mk

@@ -0,0 +1,3 @@
+SRC += rev1/matrix.c
+SRC += rev1/split_util.c
+SRC += rev1/split_scomm.c

keyboards/yosino58/rev1/serial_config.h

@@ -0,0 +1,4 @@
+#ifndef SOFT_SERIAL_PIN
+#define SOFT_SERIAL_PIN D2
+#define SERIAL_USE_MULTI_TRANSACTION
+#endif

keyboards/yosino58/rev1/serial_config_simpleapi.h

@@ -0,0 +1,5 @@
+#pragma once
+
+#undef SERIAL_USE_MULTI_TRANSACTION
+#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
+#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2

keyboards/yosino58/rev1/split_scomm.c

@@ -0,0 +1,91 @@
+#ifdef USE_SERIAL
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE flexible API (using multi-type transaction function) --- */
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stddef.h>
+#include <split_scomm.h>
+#include "serial.h"
+#ifdef CONSOLE_ENABLE
+  #include <print.h>
+#endif
+
+uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
+uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
+uint8_t volatile status_com = 0;
+uint8_t volatile status1 = 0;
+uint8_t slave_buffer_change_count = 0;
+uint8_t s_change_old = 0xff;
+uint8_t s_change_new = 0xff;
+
+SSTD_t transactions[] = {
+#define GET_SLAVE_STATUS 0
+    /* master buffer not changed, only recive slave_buffer_change_count */
+    { (uint8_t *)&status_com,
+      0, NULL,
+      sizeof(slave_buffer_change_count), &slave_buffer_change_count,
+    },
+#define PUT_MASTER_GET_SLAVE_STATUS 1
+    /* master buffer changed need send, and recive slave_buffer_change_count  */
+    { (uint8_t *)&status_com,
+      sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer,
+      sizeof(slave_buffer_change_count), &slave_buffer_change_count,
+    },
+#define GET_SLAVE_BUFFER 2
+    /* recive serial_slave_buffer */
+    { (uint8_t *)&status1,
+      0, NULL,
+      sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer
+    }
+};
+
+void serial_master_init(void)
+{
+    soft_serial_initiator_init(transactions, TID_LIMIT(transactions));
+}
+
+void serial_slave_init(void)
+{
+    soft_serial_target_init(transactions, TID_LIMIT(transactions));
+}
+
+// 0 => no error
+// 1 => slave did not respond
+// 2 => checksum error
+int serial_update_buffers(int master_update)
+{
+    int status, smatstatus;
+    static int need_retry = 0;
+
+    if( s_change_old != s_change_new ) {
+        smatstatus = soft_serial_transaction(GET_SLAVE_BUFFER);
+        if( smatstatus == TRANSACTION_END ) {
+            s_change_old = s_change_new;
+#ifdef CONSOLE_ENABLE
+            uprintf("slave matrix = %b %b %b %b\n",
+                    serial_slave_buffer[0], serial_slave_buffer[1],
+                    serial_slave_buffer[2], serial_slave_buffer[3]);
+#endif
+        }
+    } else {
+        // serial_slave_buffer dosen't change
+        smatstatus = TRANSACTION_END; // dummy status
+    }
+
+    if( !master_update && !need_retry) {
+        status = soft_serial_transaction(GET_SLAVE_STATUS);
+    } else {
+        status = soft_serial_transaction(PUT_MASTER_GET_SLAVE_STATUS);
+    }
+    if( status == TRANSACTION_END ) {
+        s_change_new = slave_buffer_change_count;
+        need_retry = 0;
+    } else {
+        need_retry = 1;
+    }
+    return smatstatus;
+}
+
+#endif // SERIAL_USE_MULTI_TRANSACTION
+#endif /* USE_SERIAL */

keyboards/yosino58/rev1/split_scomm.h

@@ -0,0 +1,24 @@
+#ifndef SPLIT_COMM_H
+#define SPLIT_COMM_H
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE Simple API (OLD API, compatible with let's split serial.c) --- */
+#include "serial.h"
+
+#else
+/* --- USE flexible API (using multi-type transaction function) --- */
+// Buffers for master - slave communication
+#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
+#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
+
+extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
+extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
+extern uint8_t slave_buffer_change_count;
+
+void serial_master_init(void);
+void serial_slave_init(void);
+int serial_update_buffers(int master_changed);
+
+#endif
+
+#endif /* SPLIT_COMM_H */

keyboards/yosino58/rev1/split_util.c

@@ -0,0 +1,70 @@
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/power.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include <avr/eeprom.h>
+#include "split_util.h"
+#include "matrix.h"
+#include "keyboard.h"
+
+#ifdef USE_MATRIX_I2C
+#  include "i2c.h"
+#else
+#  include "split_scomm.h"
+#endif
+
+volatile bool isLeftHand = true;
+
+static void setup_handedness(void) {
+  #ifdef EE_HANDS
+    isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS);
+  #else
+    // I2C_MASTER_RIGHT is deprecated, use MASTER_RIGHT instead, since this works for both serial and i2c
+    #if defined(I2C_MASTER_RIGHT) || defined(MASTER_RIGHT)
+      isLeftHand = !has_usb();
+    #else
+      isLeftHand = has_usb();
+    #endif
+  #endif
+}
+
+static void keyboard_master_setup(void) {
+
+#ifdef USE_MATRIX_I2C
+    i2c_master_init();
+#else
+    serial_master_init();
+#endif
+}
+
+static void keyboard_slave_setup(void) {
+
+#ifdef USE_MATRIX_I2C
+    i2c_slave_init(SLAVE_I2C_ADDRESS);
+#else
+    serial_slave_init();
+#endif
+}
+
+bool has_usb(void) {
+   USBCON |= (1 << OTGPADE); //enables VBUS pad
+   _delay_us(5);
+   return (USBSTA & (1<<VBUS));  //checks state of VBUS
+}
+
+void split_keyboard_setup(void) {
+   setup_handedness();
+
+   if (has_usb()) {
+      keyboard_master_setup();
+   } else {
+      keyboard_slave_setup();
+   }
+   sei();
+}
+
+// this code runs before the usb and keyboard is initialized
+void matrix_setup(void) {
+    split_keyboard_setup();
+}

keyboards/yosino58/rev1/split_util.h

@@ -0,0 +1,19 @@
+#ifndef SPLIT_KEYBOARD_UTIL_H
+#define SPLIT_KEYBOARD_UTIL_H
+
+#include <stdbool.h>
+#include "eeconfig.h"
+
+#define SLAVE_I2C_ADDRESS           0x32
+
+extern volatile bool isLeftHand;
+
+// slave version of matix scan, defined in matrix.c
+void matrix_slave_scan(void);
+
+void split_keyboard_setup(void);
+bool has_usb(void);
+
+void matrix_master_OLED_init (void);
+
+#endif

keyboards/yosino58/rules.mk

@@ -0,0 +1,76 @@
+SRC += i2c.c
+SRC += serial.c
+SRC += ssd1306.c
+
+# if firmware size over limit, try this option
+# CFLAGS += -flto
+
+# MCU name
+#MCU = at90usb1287
+MCU = atmega32u4
+
+# Processor frequency.
+#     This will define a symbol, F_CPU, in all source code files equal to the
+#     processor frequency in Hz. You can then use this symbol in your source code to
+#     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
+#     automatically to create a 32-bit value in your source code.
+#
+#     This will be an integer division of F_USB below, as it is sourced by
+#     F_USB after it has run through any CPU prescalers. Note that this value
+#     does not *change* the processor frequency - it should merely be updated to
+#     reflect the processor speed set externally so that the code can use accurate
+#     software delays.
+F_CPU = 16000000
+
+#
+# LUFA specific
+#
+# Target architecture (see library "Board Types" documentation).
+ARCH = AVR8
+
+# Input clock frequency.
+#     This will define a symbol, F_USB, in all source code files equal to the
+#     input clock frequency (before any prescaling is performed) in Hz. This value may
+#     differ from F_CPU if prescaling is used on the latter, and is required as the
+#     raw input clock is fed directly to the PLL sections of the AVR for high speed
+#     clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
+#     at the end, this will be done automatically to create a 32-bit value in your
+#     source code.
+#
+#     If no clock division is performed on the input clock inside the AVR (via the
+#     CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
+F_USB = $(F_CPU)
+
+# Bootloader
+#     This definition is optional, and if your keyboard supports multiple bootloaders of
+#     different sizes, comment this out, and the correct address will be loaded
+#     automatically (+60). See bootloader.mk for all options.
+BOOTLOADER = caterina
+
+# Interrupt driven control endpoint task(+60)
+OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
+
+# Build Options
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no        # Mouse keys(+4700)
+EXTRAKEY_ENABLE = no        # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+COMMAND_ENABLE = no         # Commands for debug and configuration
+NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+MIDI_ENABLE = no            # MIDI controls
+AUDIO_ENABLE = no           # Audio output on port C6
+UNICODE_ENABLE = no         # Unicode
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight. 
+SUBPROJECT_rev1 = no
+USE_I2C = yes
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
+
+CUSTOM_MATRIX = yes
+
+DEFAULT_FOLDER = yosino58/rev1

keyboards/yosino58/serial.c

@@ -0,0 +1,590 @@
+/*
+ * WARNING: be careful changing this code, it is very timing dependent
+ *
+ * 2018-10-28 checked
+ *  avr-gcc 4.9.2
+ *  avr-gcc 5.4.0
+ *  avr-gcc 7.3.0
+ */
+
+#ifndef F_CPU
+#define F_CPU 16000000
+#endif
+
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include <stddef.h>
+#include <stdbool.h>
+#include "serial.h"
+//#include <pro_micro.h>
+
+#ifdef SOFT_SERIAL_PIN
+
+#ifdef __AVR_ATmega32U4__
+  // if using ATmega32U4 I2C, can not use PD0 and PD1 in soft serial.
+  #ifdef USE_I2C
+    #if SOFT_SERIAL_PIN == D0 || SOFT_SERIAL_PIN == D1
+      #error Using ATmega32U4 I2C, so can not use PD0, PD1
+    #endif
+  #endif
+
+  #if SOFT_SERIAL_PIN >= D0 && SOFT_SERIAL_PIN <= D3
+    #define SERIAL_PIN_DDR   DDRD
+    #define SERIAL_PIN_PORT  PORTD
+    #define SERIAL_PIN_INPUT PIND
+    #if SOFT_SERIAL_PIN == D0
+      #define SERIAL_PIN_MASK _BV(PD0)
+      #define EIMSK_BIT       _BV(INT0)
+      #define EICRx_BIT       (~(_BV(ISC00) | _BV(ISC01)))
+      #define SERIAL_PIN_INTERRUPT INT0_vect
+    #elif  SOFT_SERIAL_PIN == D1
+      #define SERIAL_PIN_MASK _BV(PD1)
+      #define EIMSK_BIT       _BV(INT1)
+      #define EICRx_BIT       (~(_BV(ISC10) | _BV(ISC11)))
+      #define SERIAL_PIN_INTERRUPT INT1_vect
+    #elif  SOFT_SERIAL_PIN == D2
+      #define SERIAL_PIN_MASK _BV(PD2)
+      #define EIMSK_BIT       _BV(INT2)
+      #define EICRx_BIT       (~(_BV(ISC20) | _BV(ISC21)))
+      #define SERIAL_PIN_INTERRUPT INT2_vect
+    #elif  SOFT_SERIAL_PIN == D3
+      #define SERIAL_PIN_MASK _BV(PD3)
+      #define EIMSK_BIT       _BV(INT3)
+      #define EICRx_BIT       (~(_BV(ISC30) | _BV(ISC31)))
+      #define SERIAL_PIN_INTERRUPT INT3_vect
+    #endif
+  #elif  SOFT_SERIAL_PIN == E6
+    #define SERIAL_PIN_DDR   DDRE
+    #define SERIAL_PIN_PORT  PORTE
+    #define SERIAL_PIN_INPUT PINE
+    #define SERIAL_PIN_MASK  _BV(PE6)
+    #define EIMSK_BIT        _BV(INT6)
+    #define EICRx_BIT        (~(_BV(ISC60) | _BV(ISC61)))
+    #define SERIAL_PIN_INTERRUPT INT6_vect
+  #else
+  #error invalid SOFT_SERIAL_PIN value
+  #endif
+
+#else
+ #error serial.c now support ATmega32U4 only
+#endif
+
+//////////////// for backward compatibility ////////////////////////////////
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE Simple API (OLD API, compatible with let's split serial.c) */
+  #if SERIAL_SLAVE_BUFFER_LENGTH > 0
+  uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
+  #endif
+  #if SERIAL_MASTER_BUFFER_LENGTH > 0
+  uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
+  #endif
+  uint8_t volatile status0 = 0;
+
+SSTD_t transactions[] = {
+    { (uint8_t *)&status0,
+  #if SERIAL_MASTER_BUFFER_LENGTH > 0
+      sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer,
+  #else
+      0, (uint8_t *)NULL,
+  #endif
+  #if SERIAL_SLAVE_BUFFER_LENGTH > 0
+      sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer
+  #else
+      0, (uint8_t *)NULL,
+  #endif
+  }
+};
+
+void serial_master_init(void)
+{ soft_serial_initiator_init(transactions, TID_LIMIT(transactions)); }
+
+void serial_slave_init(void)
+{ soft_serial_target_init(transactions, TID_LIMIT(transactions)); }
+
+// 0 => no error
+// 1 => slave did not respond
+// 2 => checksum error
+int serial_update_buffers()
+{
+    int result;
+    result = soft_serial_transaction();
+    return result;
+}
+
+#endif // end of Simple API (OLD API, compatible with let's split serial.c)
+////////////////////////////////////////////////////////////////////////////
+
+#define ALWAYS_INLINE __attribute__((always_inline))
+#define NO_INLINE __attribute__((noinline))
+#define _delay_sub_us(x)    __builtin_avr_delay_cycles(x)
+
+// parity check
+#define ODD_PARITY 1
+#define EVEN_PARITY 0
+#define PARITY EVEN_PARITY
+
+#ifdef SERIAL_DELAY
+  // custom setup in config.h
+  // #define TID_SEND_ADJUST 2
+  // #define SERIAL_DELAY 6             // micro sec
+  // #define READ_WRITE_START_ADJUST 30 // cycles
+  // #define READ_WRITE_WIDTH_ADJUST 8 // cycles
+#else
+// ============ Standard setups ============
+
+#ifndef SELECT_SOFT_SERIAL_SPEED
+#define SELECT_SOFT_SERIAL_SPEED 1
+//  0: about 189kbps
+//  1: about 137kbps (default)
+//  2: about 75kbps
+//  3: about 39kbps
+//  4: about 26kbps
+//  5: about 20kbps
+#endif
+
+#if __GNUC__ < 6
+  #define TID_SEND_ADJUST 14
+#else
+  #define TID_SEND_ADJUST 2
+#endif
+
+#if SELECT_SOFT_SERIAL_SPEED == 0
+  // Very High speed
+  #define SERIAL_DELAY 4             // micro sec
+  #if __GNUC__ < 6
+    #define READ_WRITE_START_ADJUST 33 // cycles
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_START_ADJUST 34 // cycles
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 1
+  // High speed
+  #define SERIAL_DELAY 6             // micro sec
+  #if __GNUC__ < 6
+    #define READ_WRITE_START_ADJUST 30 // cycles
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_START_ADJUST 33 // cycles
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 2
+  // Middle speed
+  #define SERIAL_DELAY 12            // micro sec
+  #define READ_WRITE_START_ADJUST 30 // cycles
+  #if __GNUC__ < 6
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 3
+  // Low speed
+  #define SERIAL_DELAY 24            // micro sec
+  #define READ_WRITE_START_ADJUST 30 // cycles
+  #if __GNUC__ < 6
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 4
+  // Very Low speed
+  #define SERIAL_DELAY 36            // micro sec
+  #define READ_WRITE_START_ADJUST 30 // cycles
+  #if __GNUC__ < 6
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 5
+  // Ultra Low speed
+  #define SERIAL_DELAY 48            // micro sec
+  #define READ_WRITE_START_ADJUST 30 // cycles
+  #if __GNUC__ < 6
+    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+  #else
+    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+  #endif
+#else
+#error invalid SELECT_SOFT_SERIAL_SPEED value
+#endif /* SELECT_SOFT_SERIAL_SPEED */
+#endif /* SERIAL_DELAY */
+
+#define SERIAL_DELAY_HALF1 (SERIAL_DELAY/2)
+#define SERIAL_DELAY_HALF2 (SERIAL_DELAY - SERIAL_DELAY/2)
+
+#define SLAVE_INT_WIDTH_US 1
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+  #define SLAVE_INT_RESPONSE_TIME SERIAL_DELAY
+#else
+  #define SLAVE_INT_ACK_WIDTH_UNIT 2
+  #define SLAVE_INT_ACK_WIDTH 4
+#endif
+
+static SSTD_t *Transaction_table = NULL;
+static uint8_t Transaction_table_size = 0;
+
+inline static void serial_delay(void) ALWAYS_INLINE;
+inline static
+void serial_delay(void) {
+  _delay_us(SERIAL_DELAY);
+}
+
+inline static void serial_delay_half1(void) ALWAYS_INLINE;
+inline static
+void serial_delay_half1(void) {
+  _delay_us(SERIAL_DELAY_HALF1);
+}
+
+inline static void serial_delay_half2(void) ALWAYS_INLINE;
+inline static
+void serial_delay_half2(void) {
+  _delay_us(SERIAL_DELAY_HALF2);
+}
+
+inline static void serial_output(void) ALWAYS_INLINE;
+inline static
+void serial_output(void) {
+  SERIAL_PIN_DDR |= SERIAL_PIN_MASK;
+}
+
+// make the serial pin an input with pull-up resistor
+inline static void serial_input_with_pullup(void) ALWAYS_INLINE;
+inline static
+void serial_input_with_pullup(void) {
+  SERIAL_PIN_DDR  &= ~SERIAL_PIN_MASK;
+  SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
+}
+
+inline static uint8_t serial_read_pin(void) ALWAYS_INLINE;
+inline static
+uint8_t serial_read_pin(void) {
+  return !!(SERIAL_PIN_INPUT & SERIAL_PIN_MASK);
+}
+
+inline static void serial_low(void) ALWAYS_INLINE;
+inline static
+void serial_low(void) {
+  SERIAL_PIN_PORT &= ~SERIAL_PIN_MASK;
+}
+
+inline static void serial_high(void) ALWAYS_INLINE;
+inline static
+void serial_high(void) {
+  SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
+}
+
+void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size)
+{
+    Transaction_table = sstd_table;
+    Transaction_table_size = (uint8_t)sstd_table_size;
+    serial_output();
+    serial_high();
+}
+
+void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size)
+{
+    Transaction_table = sstd_table;
+    Transaction_table_size = (uint8_t)sstd_table_size;
+    serial_input_with_pullup();
+
+    // Enable INT0-INT3,INT6
+    EIMSK |= EIMSK_BIT;
+#if SERIAL_PIN_MASK == _BV(PE6)
+    // Trigger on falling edge of INT6
+    EICRB &= EICRx_BIT;
+#else
+    // Trigger on falling edge of INT0-INT3
+    EICRA &= EICRx_BIT;
+#endif
+}
+
+// Used by the sender to synchronize timing with the reciver.
+static void sync_recv(void) NO_INLINE;
+static
+void sync_recv(void) {
+  for (uint8_t i = 0; i < SERIAL_DELAY*5 && serial_read_pin(); i++ ) {
+  }
+  // This shouldn't hang if the target disconnects because the
+  // serial line will float to high if the target does disconnect.
+  while (!serial_read_pin());
+}
+
+// Used by the reciver to send a synchronization signal to the sender.
+static void sync_send(void) NO_INLINE;
+static
+void sync_send(void) {
+  serial_low();
+  serial_delay();
+  serial_high();
+}
+
+// Reads a byte from the serial line
+static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) NO_INLINE;
+static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) {
+    uint8_t byte, i, p, pb;
+
+  _delay_sub_us(READ_WRITE_START_ADJUST);
+  for( i = 0, byte = 0, p = PARITY; i < bit; i++ ) {
+      serial_delay_half1();   // read the middle of pulses
+      if( serial_read_pin() ) {
+          byte = (byte << 1) | 1; p ^= 1;
+      } else {
+          byte = (byte << 1) | 0; p ^= 0;
+      }
+      _delay_sub_us(READ_WRITE_WIDTH_ADJUST);
+      serial_delay_half2();
+  }
+  /* recive parity bit */
+  serial_delay_half1();   // read the middle of pulses
+  pb = serial_read_pin();
+  _delay_sub_us(READ_WRITE_WIDTH_ADJUST);
+  serial_delay_half2();
+
+  *pterrcount += (p != pb)? 1 : 0;
+
+  return byte;
+}
+
+// Sends a byte with MSB ordering
+void serial_write_chunk(uint8_t data, uint8_t bit) NO_INLINE;
+void serial_write_chunk(uint8_t data, uint8_t bit) {
+    uint8_t b, p;
+    for( p = PARITY, b = 1<<(bit-1); b ; b >>= 1) {
+        if(data & b) {
+            serial_high(); p ^= 1;
+        } else {
+            serial_low();  p ^= 0;
+        }
+        serial_delay();
+    }
+    /* send parity bit */
+    if(p & 1) { serial_high(); }
+    else      { serial_low(); }
+    serial_delay();
+
+    serial_low(); // sync_send() / senc_recv() need raise edge
+}
+
+static void serial_send_packet(uint8_t *buffer, uint8_t size) NO_INLINE;
+static
+void serial_send_packet(uint8_t *buffer, uint8_t size) {
+  for (uint8_t i = 0; i < size; ++i) {
+    uint8_t data;
+    data = buffer[i];
+    sync_send();
+    serial_write_chunk(data,8);
+  }
+}
+
+static uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) NO_INLINE;
+static
+uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) {
+  uint8_t pecount = 0;
+  for (uint8_t i = 0; i < size; ++i) {
+    uint8_t data;
+    sync_recv();
+    data = serial_read_chunk(&pecount, 8);
+    buffer[i] = data;
+  }
+  return pecount == 0;
+}
+
+inline static
+void change_sender2reciver(void) {
+    sync_send();          //0
+    serial_delay_half1(); //1
+    serial_low();         //2
+    serial_input_with_pullup(); //2
+    serial_delay_half1(); //3
+}
+
+inline static
+void change_reciver2sender(void) {
+    sync_recv();     //0
+    serial_delay();  //1
+    serial_low();    //3
+    serial_output(); //3
+    serial_delay_half1(); //4
+}
+
+static inline uint8_t nibble_bits_count(uint8_t bits)
+{
+    bits = (bits & 0x5) + (bits >> 1 & 0x5);
+    bits = (bits & 0x3) + (bits >> 2 & 0x3);
+    return bits;
+}
+
+// interrupt handle to be used by the target device
+ISR(SERIAL_PIN_INTERRUPT) {
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+  serial_low();
+  serial_output();
+  SSTD_t *trans = Transaction_table;
+#else
+  // recive transaction table index
+  uint8_t tid, bits;
+  uint8_t pecount = 0;
+  sync_recv();
+  bits = serial_read_chunk(&pecount,7);
+  tid = bits>>3;
+  bits = (bits&7) != nibble_bits_count(tid);
+  if( bits || pecount> 0 || tid > Transaction_table_size ) {
+      return;
+  }
+  serial_delay_half1();
+
+  serial_high(); // response step1 low->high
+  serial_output();
+  _delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT*SLAVE_INT_ACK_WIDTH);
+  SSTD_t *trans = &Transaction_table[tid];
+  serial_low(); // response step2 ack high->low
+#endif
+
+  // target send phase
+  if( trans->target2initiator_buffer_size > 0 )
+      serial_send_packet((uint8_t *)trans->target2initiator_buffer,
+                         trans->target2initiator_buffer_size);
+  // target switch to input
+  change_sender2reciver();
+
+  // target recive phase
+  if( trans->initiator2target_buffer_size > 0 ) {
+      if (serial_recive_packet((uint8_t *)trans->initiator2target_buffer,
+                               trans->initiator2target_buffer_size) ) {
+          *trans->status = TRANSACTION_ACCEPTED;
+      } else {
+          *trans->status = TRANSACTION_DATA_ERROR;
+      }
+  } else {
+      *trans->status = TRANSACTION_ACCEPTED;
+  }
+
+  sync_recv(); //weit initiator output to high
+}
+
+/////////
+//  start transaction by initiator
+//
+// int  soft_serial_transaction(int sstd_index)
+//
+// Returns:
+//    TRANSACTION_END
+//    TRANSACTION_NO_RESPONSE
+//    TRANSACTION_DATA_ERROR
+// this code is very time dependent, so we need to disable interrupts
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+int  soft_serial_transaction(void) {
+  SSTD_t *trans = Transaction_table;
+#else
+int  soft_serial_transaction(int sstd_index) {
+  if( sstd_index > Transaction_table_size )
+      return TRANSACTION_TYPE_ERROR;
+  SSTD_t *trans = &Transaction_table[sstd_index];
+#endif
+  cli();
+
+  // signal to the target that we want to start a transaction
+  serial_output();
+  serial_low();
+  _delay_us(SLAVE_INT_WIDTH_US);
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+  // wait for the target response
+  serial_input_with_pullup();
+  _delay_us(SLAVE_INT_RESPONSE_TIME);
+
+  // check if the target is present
+  if (serial_read_pin()) {
+    // target failed to pull the line low, assume not present
+    serial_output();
+    serial_high();
+    *trans->status = TRANSACTION_NO_RESPONSE;
+    sei();
+    return TRANSACTION_NO_RESPONSE;
+  }
+
+#else
+  // send transaction table index
+  int tid = (sstd_index<<3) | (7 & nibble_bits_count(sstd_index));
+  sync_send();
+  _delay_sub_us(TID_SEND_ADJUST);
+  serial_write_chunk(tid, 7);
+  serial_delay_half1();
+
+  // wait for the target response (step1 low->high)
+  serial_input_with_pullup();
+  while( !serial_read_pin() ) {
+      _delay_sub_us(2);
+  }
+
+  // check if the target is present (step2 high->low)
+  for( int i = 0; serial_read_pin(); i++ ) {
+      if (i > SLAVE_INT_ACK_WIDTH + 1) {
+          // slave failed to pull the line low, assume not present
+          serial_output();
+          serial_high();
+          *trans->status = TRANSACTION_NO_RESPONSE;
+          sei();
+          return TRANSACTION_NO_RESPONSE;
+      }
+      _delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT);
+  }
+#endif
+
+  // initiator recive phase
+  // if the target is present syncronize with it
+  if( trans->target2initiator_buffer_size > 0 ) {
+      if (!serial_recive_packet((uint8_t *)trans->target2initiator_buffer,
+                                trans->target2initiator_buffer_size) ) {
+          serial_output();
+          serial_high();
+          *trans->status = TRANSACTION_DATA_ERROR;
+          sei();
+          return TRANSACTION_DATA_ERROR;
+      }
+   }
+
+  // initiator switch to output
+  change_reciver2sender();
+
+  // initiator send phase
+  if( trans->initiator2target_buffer_size > 0 ) {
+      serial_send_packet((uint8_t *)trans->initiator2target_buffer,
+                         trans->initiator2target_buffer_size);
+  }
+
+  // always, release the line when not in use
+  sync_send();
+
+  *trans->status = TRANSACTION_END;
+  sei();
+  return TRANSACTION_END;
+}
+
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+int soft_serial_get_and_clean_status(int sstd_index) {
+    SSTD_t *trans = &Transaction_table[sstd_index];
+    cli();
+    int retval = *trans->status;
+    *trans->status = 0;;
+    sei();
+    return retval;
+}
+#endif
+
+#endif
+
+// Helix serial.c history
+//   2018-1-29 fork from let's split and add PD2, modify sync_recv() (#2308, bceffdefc)
+//   2018-6-28 bug fix master to slave comm and speed up (#3255, 1038bbef4)
+//             (adjusted with avr-gcc 4.9.2)
+//   2018-7-13 remove USE_SERIAL_PD2 macro (#3374, f30d6dd78)
+//             (adjusted with avr-gcc 4.9.2)
+//   2018-8-11 add support multi-type transaction (#3608, feb5e4aae)
+//             (adjusted with avr-gcc 4.9.2)
+//   2018-10-21 fix serial and RGB animation conflict (#4191, 4665e4fff)
+//             (adjusted with avr-gcc 7.3.0)
+//   2018-10-28 re-adjust compiler depend value of delay (#4269, 8517f8a66)
+//             (adjusted with avr-gcc 5.4.0, 7.3.0)

keyboards/yosino58/serial.h

@@ -0,0 +1,84 @@
+#ifndef SOFT_SERIAL_H
+#define SOFT_SERIAL_H
+
+#include <stdbool.h>
+
+// /////////////////////////////////////////////////////////////////
+// Need Soft Serial defines in config.h
+// /////////////////////////////////////////////////////////////////
+// ex.
+//  #define SOFT_SERIAL_PIN ??   // ?? = D0,D1,D2,D3,E6
+//  OPTIONAL: #define SELECT_SOFT_SERIAL_SPEED ? // ? = 1,2,3,4,5
+//                                               //  1: about 137kbps (default)
+//                                               //  2: about 75kbps
+//                                               //  3: about 39kbps
+//                                               //  4: about 26kbps
+//                                               //  5: about 20kbps
+//
+// //// USE Simple API (OLD API, compatible with let's split serial.c)
+// ex.
+//  #define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
+//  #define SERIAL_MASTER_BUFFER_LENGTH 1
+//
+// //// USE flexible API (using multi-type transaction function)
+//  #define SERIAL_USE_MULTI_TRANSACTION
+//
+// /////////////////////////////////////////////////////////////////
+
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE Simple API (OLD API, compatible with let's split serial.c) */
+#if SERIAL_SLAVE_BUFFER_LENGTH > 0
+extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
+#endif
+#if SERIAL_MASTER_BUFFER_LENGTH > 0
+extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
+#endif
+
+void serial_master_init(void);
+void serial_slave_init(void);
+int serial_update_buffers(void);
+
+#endif // USE Simple API
+
+// Soft Serial Transaction Descriptor
+typedef struct _SSTD_t  {
+    uint8_t *status;
+    uint8_t initiator2target_buffer_size;
+    uint8_t *initiator2target_buffer;
+    uint8_t target2initiator_buffer_size;
+    uint8_t *target2initiator_buffer;
+} SSTD_t;
+#define TID_LIMIT( table ) (sizeof(table) / sizeof(SSTD_t))
+
+// initiator is transaction start side
+void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size);
+// target is interrupt accept side
+void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size);
+
+// initiator resullt
+#define TRANSACTION_END 0
+#define TRANSACTION_NO_RESPONSE 0x1
+#define TRANSACTION_DATA_ERROR  0x2
+#define TRANSACTION_TYPE_ERROR  0x4
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+int  soft_serial_transaction(void);
+#else
+int  soft_serial_transaction(int sstd_index);
+#endif
+
+// target status
+// *SSTD_t.status has
+//   initiator:
+//       TRANSACTION_END
+//    or TRANSACTION_NO_RESPONSE
+//    or TRANSACTION_DATA_ERROR
+//   target:
+//       TRANSACTION_DATA_ERROR
+//    or TRANSACTION_ACCEPTED
+#define TRANSACTION_ACCEPTED 0x8
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+int  soft_serial_get_and_clean_status(int sstd_index);
+#endif
+
+#endif /* SOFT_SERIAL_H */

keyboards/yosino58/ssd1306.c

@@ -0,0 +1,348 @@
+#ifdef SSD1306OLED
+
+#include "ssd1306.h"
+#include "i2c.h"
+#include <string.h>
+#include "print.h"
+#ifdef ADAFRUIT_BLE_ENABLE
+#include "adafruit_ble.h"
+#endif
+#ifdef PROTOCOL_LUFA
+#include "lufa.h"
+#endif
+#include "sendchar.h"
+#include "timer.h"
+
+static const unsigned char font[] PROGMEM;
+
+// Set this to 1 to help diagnose early startup problems
+// when testing power-on with ble.  Turn it off otherwise,
+// as the latency of printing most of the debug info messes
+// with the matrix scan, causing keys to drop.
+#define DEBUG_TO_SCREEN 0
+
+//static uint16_t last_battery_update;
+//static uint32_t vbat;
+//#define BatteryUpdateInterval 10000 /* milliseconds */
+
+// 'last_flush' is declared as uint16_t,
+// so this must be less than 65535 
+#define ScreenOffInterval 30000 /* milliseconds */
+#if DEBUG_TO_SCREEN
+static uint8_t displaying;
+#endif
+static uint16_t last_flush;
+
+static bool force_dirty = true;
+
+// Write command sequence.
+// Returns true on success.
+static inline bool _send_cmd1(uint8_t cmd) {
+  bool res = false;
+
+  if (i2c_start_write(SSD1306_ADDRESS)) {
+    xprintf("failed to start write to %d\n", SSD1306_ADDRESS);
+    goto done;
+  }
+
+  if (i2c_master_write(0x0 /* command byte follows */)) {
+    print("failed to write control byte\n");
+
+    goto done;
+  }
+
+  if (i2c_master_write(cmd)) {
+    xprintf("failed to write command %d\n", cmd);
+    goto done;
+  }
+  res = true;
+done:
+  i2c_master_stop();
+  return res;
+}
+
+// Write 2-byte command sequence.
+// Returns true on success
+static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) {
+  if (!_send_cmd1(cmd)) {
+    return false;
+  }
+  return _send_cmd1(opr);
+}
+
+// Write 3-byte command sequence.
+// Returns true on success
+static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) {
+  if (!_send_cmd1(cmd)) {
+    return false;
+  }
+  if (!_send_cmd1(opr1)) {
+    return false;
+  }
+  return _send_cmd1(opr2);
+}
+
+#define send_cmd1(c) if (!_send_cmd1(c)) {goto done;}
+#define send_cmd2(c,o) if (!_send_cmd2(c,o)) {goto done;}
+#define send_cmd3(c,o1,o2) if (!_send_cmd3(c,o1,o2)) {goto done;}
+
+static void clear_display(void) {
+  matrix_clear(&display);
+
+  // Clear all of the display bits (there can be random noise
+  // in the RAM on startup)
+  send_cmd3(PageAddr, 0, (DisplayHeight / 8) - 1);
+  send_cmd3(ColumnAddr, 0, DisplayWidth - 1);
+
+  if (i2c_start_write(SSD1306_ADDRESS)) {
+    goto done;
+  }
+  if (i2c_master_write(0x40)) {
+    // Data mode
+    goto done;
+  }
+  for (uint8_t row = 0; row < MatrixRows; ++row) {
+    for (uint8_t col = 0; col < DisplayWidth; ++col) {
+      i2c_master_write(0);
+    }
+  }
+
+  display.dirty = false;
+
+done:
+  i2c_master_stop();
+}
+
+#if DEBUG_TO_SCREEN
+#undef sendchar
+static int8_t capture_sendchar(uint8_t c) {
+  sendchar(c);
+  iota_gfx_write_char(c);
+
+  if (!displaying) {
+    iota_gfx_flush();
+  }
+  return 0;
+}
+#endif
+
+bool iota_gfx_init(bool rotate) {
+  bool success = false;
+
+  i2c_master_init();
+  send_cmd1(DisplayOff);
+  send_cmd2(SetDisplayClockDiv, 0x80);
+  send_cmd2(SetMultiPlex, DisplayHeight - 1);
+
+  send_cmd2(SetDisplayOffset, 0);
+
+
+  send_cmd1(SetStartLine | 0x0);
+  send_cmd2(SetChargePump, 0x14 /* Enable */);
+  send_cmd2(SetMemoryMode, 0 /* horizontal addressing */);
+
+  if(rotate){
+    // the following Flip the display orientation 180 degrees
+    send_cmd1(SegRemap);
+    send_cmd1(ComScanInc);
+  }else{
+    // Flips the display orientation 0 degrees
+    send_cmd1(SegRemap | 0x1);
+    send_cmd1(ComScanDec);
+  }
+
+#ifdef SSD1306_128X64
+  send_cmd2(SetComPins, 0x12);
+#else
+  send_cmd2(SetComPins, 0x2);
+#endif
+  send_cmd2(SetContrast, 0x8f);
+  send_cmd2(SetPreCharge, 0xf1);
+  send_cmd2(SetVComDetect, 0x40);
+  send_cmd1(DisplayAllOnResume);
+  send_cmd1(NormalDisplay);
+  send_cmd1(DeActivateScroll);
+  send_cmd1(DisplayOn);
+
+  send_cmd2(SetContrast, 0); // Dim
+
+  clear_display();
+
+  success = true;
+
+  iota_gfx_flush();
+
+#if DEBUG_TO_SCREEN
+  print_set_sendchar(capture_sendchar);
+#endif
+
+done:
+  return success;
+}
+
+bool iota_gfx_off(void) {
+  bool success = false;
+
+  send_cmd1(DisplayOff);
+  success = true;
+
+done:
+  return success;
+}
+
+bool iota_gfx_on(void) {
+  bool success = false;
+
+  send_cmd1(DisplayOn);
+  success = true;
+
+done:
+  return success;
+}
+
+void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c) {
+  *matrix->cursor = c;
+  ++matrix->cursor;
+
+  if (matrix->cursor - &matrix->display[0][0] == sizeof(matrix->display)) {
+    // We went off the end; scroll the display upwards by one line
+    memmove(&matrix->display[0], &matrix->display[1],
+            MatrixCols * (MatrixRows - 1));
+    matrix->cursor = &matrix->display[MatrixRows - 1][0];
+    memset(matrix->cursor, ' ', MatrixCols);
+  }
+}
+
+void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c) {
+  matrix->dirty = true;
+
+  if (c == '\n') {
+    // Clear to end of line from the cursor and then move to the
+    // start of the next line
+    uint8_t cursor_col = (matrix->cursor - &matrix->display[0][0]) % MatrixCols;
+
+    while (cursor_col++ < MatrixCols) {
+      matrix_write_char_inner(matrix, ' ');
+    }
+    return;
+  }
+
+  matrix_write_char_inner(matrix, c);
+}
+
+void iota_gfx_write_char(uint8_t c) {
+  matrix_write_char(&display, c);
+}
+
+void matrix_write(struct CharacterMatrix *matrix, const char *data) {
+  const char *end = data + strlen(data);
+  while (data < end) {
+    matrix_write_char(matrix, *data);
+    ++data;
+  }
+}
+
+void matrix_write_ln(struct CharacterMatrix *matrix, const char *data) {
+  char data_ln[strlen(data)+2];
+  snprintf(data_ln, sizeof(data_ln), "%s\n", data);
+  matrix_write(matrix, data_ln);
+}
+
+void iota_gfx_write(const char *data) {
+  matrix_write(&display, data);
+}
+
+void matrix_write_P(struct CharacterMatrix *matrix, const char *data) {
+  while (true) {
+    uint8_t c = pgm_read_byte(data);
+    if (c == 0) {
+      return;
+    }
+    matrix_write_char(matrix, c);
+    ++data;
+  }
+}
+
+void iota_gfx_write_P(const char *data) {
+  matrix_write_P(&display, data);
+}
+
+void matrix_clear(struct CharacterMatrix *matrix) {
+  memset(matrix->display, ' ', sizeof(matrix->display));
+  matrix->cursor = &matrix->display[0][0];
+  matrix->dirty = true;
+}
+
+void iota_gfx_clear_screen(void) {
+  matrix_clear(&display);
+}
+
+void matrix_render(struct CharacterMatrix *matrix) {
+  last_flush = timer_read();
+  iota_gfx_on();
+#if DEBUG_TO_SCREEN
+  ++displaying;
+#endif
+
+  // Move to the home position
+  send_cmd3(PageAddr, 0, MatrixRows - 1);
+  send_cmd3(ColumnAddr, 0, (MatrixCols * FontWidth) - 1);
+
+  if (i2c_start_write(SSD1306_ADDRESS)) {
+    goto done;
+  }
+  if (i2c_master_write(0x40)) {
+    // Data mode
+    goto done;
+  }
+
+  for (uint8_t row = 0; row < MatrixRows; ++row) {
+    for (uint8_t col = 0; col < MatrixCols; ++col) {
+      const uint8_t *glyph = font + (matrix->display[row][col] * FontWidth);
+
+      for (uint8_t glyphCol = 0; glyphCol < FontWidth; ++glyphCol) {
+        uint8_t colBits = pgm_read_byte(glyph + glyphCol);
+        i2c_master_write(colBits);
+      }
+
+      // 1 column of space between chars (it's not included in the glyph)
+      //i2c_master_write(0);
+    }
+  }
+
+  matrix->dirty = false;
+
+done:
+  i2c_master_stop();
+#if DEBUG_TO_SCREEN
+  --displaying;
+#endif
+}
+
+void iota_gfx_flush(void) {
+  matrix_render(&display);
+}
+
+__attribute__ ((weak))
+void iota_gfx_task_user(void) {
+}
+
+void iota_gfx_task(void) {
+  iota_gfx_task_user();
+
+  if (display.dirty|| force_dirty) {
+    iota_gfx_flush();
+    force_dirty = false;
+  }
+
+  if (timer_elapsed(last_flush) > ScreenOffInterval) {
+    iota_gfx_off();
+  }
+}
+
+bool process_record_gfx(uint16_t keycode, keyrecord_t *record) {
+  force_dirty = true;
+  return true;
+}
+
+#endif

keyboards/yosino58/ssd1306.h

@@ -0,0 +1,96 @@
+#pragma once
+
+#include <stdbool.h>
+#include <stdio.h>
+#include "pincontrol.h"
+#include "action.h"
+
+enum ssd1306_cmds {
+  DisplayOff = 0xAE,
+  DisplayOn = 0xAF,
+
+  SetContrast = 0x81,
+  DisplayAllOnResume = 0xA4,
+
+  DisplayAllOn = 0xA5,
+  NormalDisplay = 0xA6,
+  InvertDisplay = 0xA7,
+  SetDisplayOffset = 0xD3,
+  SetComPins = 0xda,
+  SetVComDetect = 0xdb,
+  SetDisplayClockDiv = 0xD5,
+  SetPreCharge = 0xd9,
+  SetMultiPlex = 0xa8,
+  SetLowColumn = 0x00,
+  SetHighColumn = 0x10,
+  SetStartLine = 0x40,
+
+  SetMemoryMode = 0x20,
+  ColumnAddr = 0x21,
+  PageAddr = 0x22,
+
+  ComScanInc = 0xc0,
+  ComScanDec = 0xc8,
+  SegRemap = 0xa0,
+  SetChargePump = 0x8d,
+  ExternalVcc = 0x01,
+  SwitchCapVcc = 0x02,
+
+  ActivateScroll = 0x2f,
+  DeActivateScroll = 0x2e,
+  SetVerticalScrollArea = 0xa3,
+  RightHorizontalScroll = 0x26,
+  LeftHorizontalScroll = 0x27,
+  VerticalAndRightHorizontalScroll = 0x29,
+  VerticalAndLeftHorizontalScroll = 0x2a,
+};
+
+// Controls the SSD1306 128x32 OLED display via i2c
+
+#ifndef SSD1306_ADDRESS
+#define SSD1306_ADDRESS 0x3C
+#endif
+
+#ifdef SSD1306_128X64
+#define DisplayHeight 64
+#else
+#define DisplayHeight 32
+#endif
+#define DisplayWidth 128
+
+
+#define FontHeight 8
+#define FontWidth 6
+
+#define MatrixRows (DisplayHeight / FontHeight)
+#define MatrixCols (DisplayWidth / FontWidth)
+
+struct CharacterMatrix {
+  uint8_t display[MatrixRows][MatrixCols];
+  uint8_t *cursor;
+  bool dirty;
+};
+
+struct CharacterMatrix display;
+
+bool iota_gfx_init(bool rotate);
+void iota_gfx_task(void);
+bool iota_gfx_off(void);
+bool iota_gfx_on(void);
+void iota_gfx_flush(void);
+void iota_gfx_write_char(uint8_t c);
+void iota_gfx_write(const char *data);
+void iota_gfx_write_P(const char *data);
+void iota_gfx_clear_screen(void);
+
+void iota_gfx_task_user(void);
+
+void matrix_clear(struct CharacterMatrix *matrix);
+void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c);
+void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c);
+void matrix_write(struct CharacterMatrix *matrix, const char *data);
+void matrix_write_ln(struct CharacterMatrix *matrix, const char *data);
+void matrix_write_P(struct CharacterMatrix *matrix, const char *data);
+void matrix_render(struct CharacterMatrix *matrix);
+
+bool process_record_gfx(uint16_t keycode, keyrecord_t *record);

keyboards/yosino58/yosino58.c

@@ -0,0 +1,10 @@
+#include "yosino58.h"
+#include "ssd1306.h"
+
+bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
+#ifdef SSD1306OLED
+  return process_record_gfx(keycode,record) && process_record_user(keycode, record);
+#else
+  return process_record_user(keycode, record);
+#endif
+}

keyboards/yosino58/yosino58.h

@@ -0,0 +1,5 @@
+#pragma once
+
+#ifdef KEYBOARD_yosino58_rev1
+  #include "rev1.h"
+#endif