riscv-openocd/contrib/firmware/angie/c/include/i2c.h

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911 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/****************************************************************************
File : i2c.h *
Contents : i2c bit-bang library *
Copyright 2023, Ahmed Errached BOUDJELIDA, NanoXplore SAS. *
<aboudjelida@nanoxplore.com> *
<ahmederrachedbjld@gmail.com> *
*****************************************************************************/
#ifndef __I2C_H
#define __I2C_H
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
void start_cd(void);
void repeated_start(void);
void stop_cd(void);
void clock_cd(void);
void send_ack(void);
void send_nack(void);
bool get_ack(void);
uint8_t get_address(uint8_t adr, uint8_t rdwr);
void send_byte(uint8_t input);
uint8_t receive_byte(void);
#endif