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/*
Arduino.h - Main include file for the Arduino SDK
Copyright (c) 2005-2013 Arduino Team. All right reserved.
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef MAIN_ESP32_HAL_GPIO_H_
#define MAIN_ESP32_HAL_GPIO_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "esp32-hal.h"
#define LOW 0x0
#define HIGH 0x1
//GPIO FUNCTIONS
#define INPUT 0x01
#define OUTPUT 0x02
#define PULLUP 0x04
#define INPUT_PULLUP 0x05
#define PULLDOWN 0x08
#define INPUT_PULLDOWN 0x09
#define OPEN_DRAIN 0x10
#define OUTPUT_OPEN_DRAIN 0x12
#define SPECIAL 0xF0
#define FUNCTION_1 0x00
#define FUNCTION_2 0x20
#define FUNCTION_3 0x40
#define FUNCTION_4 0x60
#define FUNCTION_5 0x80
#define FUNCTION_6 0xA0
#define ANALOG 0xC0
//Interrupt Modes
#define DISABLED 0x00
#define RISING 0x01
#define FALLING 0x02
#define CHANGE 0x03
#define ONLOW 0x04
#define ONHIGH 0x05
#define ONLOW_WE 0x0C
#define ONHIGH_WE 0x0D
typedef struct {
uint8_t reg; /*!< GPIO register offset from DR_REG_IO_MUX_BASE */
int8_t rtc; /*!< RTC GPIO number (-1 if not RTC GPIO pin) */
int8_t adc; /*!< ADC Channel number (-1 if not ADC pin) */
int8_t touch; /*!< Touch Channel number (-1 if not Touch pin) */
} esp32_gpioMux_t;
extern const esp32_gpioMux_t esp32_gpioMux[40];
extern const int8_t esp32_adc2gpio[20];
#define digitalPinIsValid(pin) ((pin) < 40 && esp32_gpioMux[(pin)].reg)
#define digitalPinCanOutput(pin) ((pin) < 34 && esp32_gpioMux[(pin)].reg)
#define digitalPinToRtcPin(pin) (((pin) < 40)?esp32_gpioMux[(pin)].rtc:-1)
#define digitalPinToAnalogChannel(pin) (((pin) < 40)?esp32_gpioMux[(pin)].adc:-1)
#define digitalPinToTouchChannel(pin) (((pin) < 40)?esp32_gpioMux[(pin)].touch:-1)
#define digitalPinToDacChannel(pin) (((pin) == 25)?0:((pin) == 26)?1:-1)
void pinMode(uint8_t pin, uint8_t mode);
void digitalWrite(uint8_t pin, uint8_t val);
int digitalRead(uint8_t pin);
void attachInterrupt(uint8_t pin, void (*)(void), int mode);
void attachInterruptArg(uint8_t pin, void (*)(void*), void * arg, int mode);
void detachInterrupt(uint8_t pin);
#ifdef __cplusplus
}
#endif
#endif /* MAIN_ESP32_HAL_GPIO_H_ */