#pragma once
#include <stdint.h>

#define TW_WRITE 0
#define TW_READ 1

void I2C_init();
uint8_t I2C_start(uint8_t addr);
void I2C_stop();
uint8_t I2C_write(uint8_t data);
uint8_t I2C_read(uint8_t ack);