[Keyboard] Add keyboard Nafuda (#7367)

* [Keyboard] Add keyboard Nafuda

Add Nafuda keyboard.

A 7 keys keyboard.
Salicylic-acid3

* Update keyboards/nafuda/info.json

* Update keyboards/nafuda/readme.md

* Update keyboards/nafuda/readme.md

* Update keyboards/nafuda/nafuda.h

* Update keyboards/nafuda/readme.md

* Update keyboards/nafuda/rules.mk

* Update keyboards/nafuda/rules.mk

* Update keyboards/nafuda/rules.mk

* Update keyboards/nafuda/rules.mk

* info.json Update

* Update keyboards/nafuda/rules.mk

keyboards/nafuda/config.h

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+/*
+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"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID       0xFEED
+#define PRODUCT_ID      0x3060
+#define DEVICE_VER      0x0012
+#define MANUFACTURER    Salicylic_Acid
+#define PRODUCT         nafuda
+#define DESCRIPTION     A custom cursorpad
+
+/* key matrix size */
+#define MATRIX_ROWS 3
+#define MATRIX_COLS 3
+
+// wiring of each half
+#define MATRIX_ROW_PINS { D1, D0, D4 }
+#define MATRIX_COL_PINS { F4, F5, F6 }
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCE 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 7    // Number of LEDs
+#define RGBLIGHT_ANIMATIONS
+
+#ifndef IOS_DEVICE_ENABLE
+  #define RGBLIGHT_LIMIT_VAL 180
+  #define RGBLIGHT_VAL_STEP 17
+#else
+  #define RGBLIGHT_LIMIT_VAL 50
+  #define RGBLIGHT_VAL_STEP 4
+#endif
+#define RGBLIGHT_HUE_STEP 10
+#define RGBLIGHT_SAT_STEP 17
+
+#if defined(RGBLIGHT_ENABLE) && !defined(IOS_DEVICE_ENABLE)
+  #define USB_MAX_POWER_CONSUMPTION 400
+#else
+  // fix iPhone and iPad power adapter issue
+  // iOS device need lessthan 100
+  #define USB_MAX_POWER_CONSUMPTION 100
+#endif

keyboards/nafuda/info.json

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+{
+    "keyboard_name": "nafuda", 
+    "url": "https://salicylic-acid3.hatenablog.com/", 
+    "maintainer": "Salicylic_acid3", 
+    "width": 3, 
+    "height": 3, 
+    "layouts": {
+        "LAYOUT": {
+            "layout": [
+                {"label":"Mouse", "x":1, "y":0},
+                {"label":"Backspace", "x":0, "y":0.5},
+                {"label":"\u2191", "x":1, "y":1},
+                {"label":"Browser", "x":2, "y":0.5},
+                {"label":"\u2190", "x":0, "y":1.5},
+                {"label":"\u2193", "x":1, "y":2},
+                {"label":"\u2192", "x":2, "y":1.5}
+            ]
+        }
+    }
+}

keyboards/nafuda/keymaps/default/config.h

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+/* Copyright 2018 Salicylic_acid3
+ *
+ * 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
+
+/* Select hand configuration */
+
+#define TAPPING_FORCE_HOLD
+#define TAPPING_TERM 180
+

keyboards/nafuda/keymaps/default/keymap.c

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+#include QMK_KEYBOARD_H
+
+#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.
+enum layer_number {
+  _BASE,
+  _MOUSE,
+  _BROWSER,
+  _ADJUST,
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [_BASE] = LAYOUT(
+  //|-------------------------------------------|
+                          TG(_MOUSE),
+  //|---------------+---------------+-----------|
+LT(_ADJUST, KC_BSPC),          KC_UP,TG(_BROWSER),
+  //|---------------+---------------+-----------|
+             KC_LEFT,        KC_DOWN,    KC_RIGHT
+  //|-------------------------------------------|
+  ),
+
+  [_MOUSE] = LAYOUT(
+  //|-------------------------------------------|
+                          TG(_MOUSE),
+  //|---------------+---------------+-----------|
+             KC_BTN1,        KC_MS_U,    KC_BTN2,
+  //|---------------+---------------+-----------|
+             KC_MS_L,        KC_MS_D,    KC_MS_R
+  //|-------------------------------------------|
+  ),
+
+  [_BROWSER] = LAYOUT(
+  //|-------------------------------------------|
+                          LCTL(KC_W),
+  //|---------------+---------------+-----------|
+    LCTL(LSFT(KC_T)),        KC_WH_U,TG(_BROWSER),
+  //|---------------+---------------+-----------|
+  LCTL(LSFT(KC_TAB)),        KC_WH_D,LCTL(KC_TAB)
+  //|-------------------------------------------|
+  ),
+
+  [_ADJUST] = LAYOUT( /* Base */
+  //|-------------------------------------------|
+                             RGB_VAD,
+  //|---------------+---------------+-----------|
+         MO(_ADJUST),        RGB_SAD,    RGB_VAI,
+  //|---------------+---------------+-----------|
+             RGB_MOD,        RGB_TOG,    RGB_SAI
+  //|-------------------------------------------|
+  )
+};

keyboards/nafuda/keymaps/default/readme.md

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+# The default keymap for nafuda
+
+## Base
+|        1       |     2    |  3    |
+|:--------------:|:--------:|:-----:|
+|                |   MOUSE  |       |
+| ADJUST or BSPC |     UP   |BROWSER|
+|    LEFT        |    DOWN  |  RIGHT|
+
+
+## MOUSE
+|  1       |     2    |     3     |
+|:--------:|:--------:|:---------:|
+|          |    BASE  |           |
+|    Btn 1 | MOUSE_UP |    Btn2   |
+|MOUSE_LEFT|MOUSE_DOWN|MOUSE_RIGHT|
+
+
+## BROWSER
+|       1     |     2    |    3    |
+|:-----------:|:--------:|:-------:|
+|             |  LCTL(W) |         |
+| LCTL+LSFT(T)| WHEEL_UP | BROWSER |
+|LCTL+SFT(TAB)|WHEEL_DOWN|LCTL(TAB)|
+
+
+## Adjust
+|    1    |     2   |    3   |
+|:-------:|:-------:|:------:|
+|         | RGB_VAD |        |
+| Adjust  | RGB_SAD | RGB_VAI|
+| RGB_MOD | RGB_TOG | RGB_SAI|
+
+

keyboards/nafuda/nafuda.c

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+#include "nafuda.h"
+
+void matrix_init_kb(void) {
+	matrix_init_user();
+};

keyboards/nafuda/nafuda.h

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+#pragma once
+
+#include "quantum.h"
+
+/*
+ * ,-----------------.
+ * |     | L01 |     |
+ * |-----------------+
+ * | L10 | L11 | L12 |
+ * |-----------------+
+ * | L20 | L21 | L22 |
+ * |-----------------'
+ */
+
+#define LAYOUT( \
+         L01,      \
+    L10, L11, L12, \
+    L20, L21, L22  \
+  ) \
+  { \
+    {KC_NO,  L01,KC_NO  },  \
+    {  L10,  L11,  L12  },  \
+    {  L20,  L21,  L22  }   \
+  }

keyboards/nafuda/readme.md

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+# nafuda
+
+![nafuda](https://cdn-ak.f.st-hatena.com/images/fotolife/S/Salicylic_acid3/20190608/20190608024901.jpg)
+
+This is 7 keys cursor macropad. 
+
+* Keyboard Maintainer: [Salicylic_acid3](https://github.com/Salicylic-acid3)
+* Hardware Supported: Nafuda PCB, Pro Micro
+* Hardware Availability: [PCB & Case Data](https://github.com/Salicylic-acid3/PCB_Data), [Booth Shop](https://salicylic-acid3.booth.pm/items/1271706)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make nafuda:default
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
+
+[Build guide](https://salicylic-acid3.hatenablog.com/entry/nafuda-build-guide) 

keyboards/nafuda/rules.mk

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+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+#   Teensy       halfkay
+#   Pro Micro    caterina
+#   Atmel DFU    atmel-dfu
+#   LUFA DFU     lufa-dfu
+#   QMK DFU      qmk-dfu
+#   ATmega32A    bootloadHID
+#   ATmega328P   USBasp
+BOOTLOADER = caterina
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration
+MOUSEKEY_ENABLE = yes       # Mouse keys
+EXTRAKEY_ENABLE = yes       # Audio control and System control
+CONSOLE_ENABLE = no         # Console for debug
+COMMAND_ENABLE = yes        # 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. 
+TAP_DANCE_ENABLE = no
+OLED_DRIVER_ENABLE = no
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
+