wiring.c

#include "wiring.h"
#include "soc/gpio_reg.h"
#include "soc/io_mux_reg.h"
#include "driver/gpio.h"

void pinMode(int pin, int mode) {

    gpio_config_t conf = {0};
    conf.pin_bit_mask = 1LL << pin;
	if (mode == OUTPUT) {
		conf.mode = GPIO_MODE_OUTPUT;
	}
	if (mode == INPUT || mode == INPUT_PULLUP) {
	    conf.mode = GPIO_MODE_INPUT;
	}
	if (mode == INPUT) {
	    conf.pull_down_en = GPIO_PULLDOWN_DISABLE;
	    conf.pull_up_en = GPIO_PULLUP_DISABLE;
	}
	else if (mode == INPUT_PULLUP) {
        conf.pull_down_en = GPIO_PULLDOWN_DISABLE;
        conf.pull_up_en = GPIO_PULLUP_ENABLE;
	}
	gpio_config(&conf);
}

void digitalWrite(int pin, int value) {
    gpio_set_level(pin, (value)?1:0);
}

void delay(int millis) {
	vTaskDelay(millis / portTICK_PERIOD_MS);
}