HuiJun
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qmk_firmware


			
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							/* Copyright 2021 QMK

 *

 * 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 3 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 <avr/io.h>
#include "pin_defs.h"

typedef uint8_t pin_t;

#define setPinInput(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF))
#define setPinInputHigh(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) |= _BV((pin)&0xF))

#define setPinInputLow(pin) _Static_assert(0, "AVR processors cannot implement an input as pull low")

#define setPinOutput(pin) (DDRx_ADDRESS(pin) |= _BV((pin)&0xF))


#define writePinHigh(pin) (PORTx_ADDRESS(pin) |= _BV((pin)&0xF))

#define writePinLow(pin) (PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF))

#define writePin(pin, level) ((level) ? writePinHigh(pin) : writePinLow(pin))


#define readPin(pin) ((bool)(PINx_ADDRESS(pin) & _BV((pin)&0xF)))


#define togglePin(pin) (PORTx_ADDRESS(pin) ^= _BV((pin)&0xF))