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yelvlab
2025-08-17 02:58:32 +08:00
parent f82ab23898
commit 5cdd7ca58c
34 changed files with 5220 additions and 181 deletions
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52
Inc/soft_i2c.h Normal file
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//
// Created by dell on 24-12-28.
//
#ifndef SOFT_I2C_H
#define SOFT_I2C_H
#include "gd32e23x_it.h"
#include "gd32e23x.h"
#include "systick.h"
#include "board_config.h"
/******************************************************************************/
#define I2C_SCL_HIGH() gpio_bit_set(I2C_SCL_PORT, I2C_SCL_PIN)
#define I2C_SCL_LOW() gpio_bit_reset(I2C_SCL_PORT, I2C_SCL_PIN)
#define I2C_SDA_HIGH() gpio_bit_set(I2C_SDA_PORT, I2C_SDA_PIN)
#define I2C_SDA_LOW() gpio_bit_reset(I2C_SDA_PORT, I2C_SDA_PIN)
#define I2C_SDA_READ() gpio_input_bit_get(I2C_SDA_PORT, I2C_SDA_PIN)
/******************************************************************************/
#define SOFT_I2C_OK 1
#define SOFT_I2C_FAIL 0
#define SOFT_I2C_END 1
/******************************************************************************/
void soft_i2c_delay(void);
void soft_i2c_config(void);
void soft_i2c_start(void);
void soft_i2c_stop(void);
void soft_i2c_send_ack(void);
void soft_i2c_send_nack(void);
uint8_t soft_i2c_wait_ack(void);
void soft_i2c_send_byte(uint8_t data);
uint8_t soft_i2c_receive_byte(uint8_t ack);
uint8_t soft_i2c_write_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t data[2]);
uint8_t soft_i2c_read_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t *data);
#endif //SOFT_I2C_H