hulk/xlsw_3dp_LDC1612
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添加board_config.h作为全部板上IO的宏定义位置，独立soft_i2c为单独文件

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yelvlab
2024-12-28 18:39:11 +08:00
parent 97587ba990
commit 7d6be9f390
7 changed files with 257 additions and 185 deletions
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21
inc/board_config.h Normal file
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@@ -0,0 +1,21 @@
//
// Created by dell on 24-12-28.
//
#ifndef BOARD_CONFIG_H
#define BOARD_CONFIG_H
/******************************************************************************/
#define I2C_SPEED 20000
#define RCU_GPIO_I2C RCU_GPIOF
#define RCU_I2C RCU_I2C0
#define I2C_SCL_PORT GPIOF
#define I2C_SCL_PIN GPIO_PIN_1
#define I2C_SDA_PORT GPIOF
#define I2C_SDA_PIN GPIO_PIN_0
#define I2C_GPIO_AF GPIO_AF_1
/******************************************************************************/
#endif //BOARD_CONFIG_H

29
inc/i2c.h
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@@ -15,16 +15,7 @@
#include <stdlib.h>
#include <math.h>
/******************************************************************************/
#define I2C_SPEED 20000
#define RCU_GPIO_I2C RCU_GPIOF
#define RCU_I2C RCU_I2C0
#define I2C_SCL_PORT GPIOF
#define I2C_SCL_PIN GPIO_PIN_1
#define I2C_SDA_PORT GPIOF
#define I2C_SDA_PIN GPIO_PIN_0
#define I2C_GPIO_AF GPIO_AF_1
#include "board_config.h"
/******************************************************************************/
@@ -55,24 +46,6 @@ typedef enum {
void i2c_gpio_config(void);
void si2c_config(void);
void i2c_delay(void);
void i2c_start(void);
void i2c_stop(void);
void i2c_send_ack(void);
void i2c_send_nack(void);
uint8_t i2c_wait_ack(void);
void i2c_send_byte(uint8_t byte);
uint8_t i2c_receive_byte(uint8_t ack);
void i2c_config(void);
void i2c_bus_reset(void);

37
inc/soft_i2c.h Normal file
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@@ -0,0 +1,37 @@
//
// 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 "main.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)
/******************************************************************************/
void 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);
#endif //SOFT_I2C_H