#include <stdint.h>
#include "errcode.h"
#include "i2c_porting.h"

hal_i2c.h 的引用(Include)关系图:

此图展示该文件直接或间接的被哪些文件引用了:

宏定义
#define	I2C_SS_MODE_BAUDRATE_HIGH_LIMIT (100 * 1000)

#define	I2C_FS_MODE_BAUDRATE_HIGH_LIMIT (400 * 1000)

#define	I2C_HS_MODE_BAUDRATE_HIGH_LIMIT (3400 * 1000)

#define	I2C_HS_MODE_MASTER_CODE_MAX 7

类型定义
typedef enum hal_i2c_speed_mode	hal_i2c_speed_mode_t
	I2C速率模式定义

typedef enum hal_i2c_data_operation_type	hal_i2c_data_operation_type_t
	I2C数据操作类型定义。

typedef enum hal_i2c_evt_id	hal_i2c_evt_id_t
	I2C事件ID的定义。

typedef enum hal_i2c_ctrl_id	hal_i2c_ctrl_id_t
	I2C控制ID定义。

typedef struct hal_i2c_prepare_config	hal_i2c_prepare_config_t
	I2C准备收发的参数数据结构定义。

typedef struct hal_i2c_buffer_wrap	hal_i2c_buffer_wrap_t
	I2C缓存数据封装数据结构定义。

typedef errcode_t(*	hal_i2c_callback_t) (i2c_bus_t bus, hal_i2c_evt_id_t evt, uintptr_t param)
	I2C的回调函数

枚举
enum	hal_i2c_speed_mode { I2C_SPEED_MODE_HARDCODE = 0 , I2C_SPEED_MODE_SS = 0 , I2C_SPEED_MODE_FS , I2C_SPEED_MODE_HS , I2C_SPEED_MODE_MAX_NUM }
	I2C速率模式定义更多...

enum	hal_i2c_data_operation_type { I2C_DATA_OPERATION_TYPE_POLL , I2C_DATA_OPERATION_TYPE_INT , I2C_DATA_OPERATION_TYPE_DMA , I2C_DATA_OPERATION_TYPE_INVLAID }
	I2C数据操作类型定义。更多...

enum	hal_i2c_evt_id { I2C_EVT_TX_READY = 0 , I2C_EVT_RX_READY , I2C_EVT_TX_AVAILABLE , I2C_EVT_TRANSMITION_START , I2C_EVT_TRANSMITION_DONE , I2C_EVT_TRANSMITION_ABRT , I2C_EVT_TRANSMITION_BUSY , I2C_EVT_INVALID = 0xF }
	I2C事件ID的定义。更多...

enum	hal_i2c_ctrl_id { I2C_CTRL_WRITE_PREPARE = 0 , I2C_CTRL_WRITE_RESTORE , I2C_CTRL_READ_PREPARE , I2C_CTRL_READ_RESTORE , I2C_CTRL_GET_WRITE_NUM , I2C_CTRL_GET_READ_NUM , I2C_CTRL_CHECK_TX_AVAILABLE , I2C_CTRL_CHECK_RX_AVAILABLE , I2C_CTRL_FLUSH_RX_FIFO , I2C_CTRL_CHECK_TX_PROCESS_DONE , I2C_CTRL_CHECK_RX_PROCESS_DONE , I2C_CTRL_CHECK_RESTART_READY , I2C_CTRL_NORMAL_MAX = I2C_CTRL_CHECK_RESTART_READY , I2C_CTRL_CHECK_TRANSMIT_ABRT , I2C_CTRL_GET_DMA_DATA_ADDR , I2C_CTRL_CHECK_TX_FIFO_EMPTY , I2C_CTRL_MAX , I2C_CTRL_ID_INVALID = 0x1F }
	I2C控制ID定义。更多...

函数
errcode_t	hal_i2c_master_init (i2c_bus_t bus, uint32_t baudrate, uint8_t hscode, hal_i2c_callback_t callback)
	HAL层I2C初始化为主机。

errcode_t	hal_i2c_slave_init (i2c_bus_t bus, uint32_t baudrate, uint16_t addr, hal_i2c_callback_t callback)
	HAL层I2C初始化为主机。

errcode_t	hal_i2c_deinit (i2c_bus_t bus)
	HAL层I2C去初始化接口

errcode_t	hal_i2c_ctrl (i2c_bus_t bus, hal_i2c_ctrl_id_t id, uintptr_t param)
	HAL层I2C控制接口。

errcode_t	hal_i2c_write (i2c_bus_t bus, hal_i2c_buffer_wrap_t *data)
	HAL层I2C发送数据接口。

errcode_t	hal_i2c_read (i2c_bus_t bus, hal_i2c_buffer_wrap_t *data)
	HAL层I2C读取数据接口。

结构体

宏定义