I2C_V150 Master

宏定义
#define	I2C_10BIT_ADDR_MASK   0x03FF
#define	I2C_10BIT_ADDR_MASK_H   0x0300
#define	I2C_10BIT_ADDR_MASK_H_OFFSET   7
#define	I2C_10BIT_ADDR_MASK_H_TAG   0xF0
#define	I2C_10BIT_ADDR_MASK_L   0x00FF
#define	I2C_10BIT_ADDR_MASK_L_OFFSET   0
#define	I2C_7BIT_ADDR_MASK   0x7F
#define	I2C_ADDR_READ_TAG   0x01
#define	I2C_ADDR_WRITE_TAG   0xFE
#define	I2C_ADDR_TYPE_7BIT   0
#define	I2C_ADDR_TYPE_10BIT   1
#define	I2C_ADDR_TYPE_INVALID   2

函数
errcode_t	hal_i2c_v150_master_init (i2c_bus_t bus, uint32_t baudrate, uint8_t hscode, hal_i2c_callback_t callback)
	初始化I2C作为主机
errcode_t	hal_i2c_v150_slave_init (i2c_bus_t bus, uint32_t baudrate, uint16_t addr, hal_i2c_callback_t callback)
	初始化I2C作为从机。

详细描述

Copyright (c) HiSilicon (Shanghai) Technologies Co., Ltd. 2023-2023. All rights reserved.

Description: Provides V150 HAL i2c
History:
2023-03-06, Create file.

宏定义说明

I2C_10BIT_ADDR_MASK

#define I2C_10BIT_ADDR_MASK   0x03FF

I2C_10BIT_ADDR_MASK_H

#define I2C_10BIT_ADDR_MASK_H   0x0300

I2C_10BIT_ADDR_MASK_H_OFFSET

#define I2C_10BIT_ADDR_MASK_H_OFFSET   7

I2C_10BIT_ADDR_MASK_H_TAG

#define I2C_10BIT_ADDR_MASK_H_TAG   0xF0

I2C_10BIT_ADDR_MASK_L

#define I2C_10BIT_ADDR_MASK_L   0x00FF

I2C_10BIT_ADDR_MASK_L_OFFSET

#define I2C_10BIT_ADDR_MASK_L_OFFSET   0

I2C_7BIT_ADDR_MASK

#define I2C_7BIT_ADDR_MASK   0x7F

I2C_ADDR_READ_TAG

#define I2C_ADDR_READ_TAG   0x01

I2C_ADDR_TYPE_10BIT

#define I2C_ADDR_TYPE_10BIT   1

I2C_ADDR_TYPE_7BIT

#define I2C_ADDR_TYPE_7BIT   0

I2C_ADDR_TYPE_INVALID

#define I2C_ADDR_TYPE_INVALID   2

I2C_ADDR_WRITE_TAG

#define I2C_ADDR_WRITE_TAG   0xFE

函数说明

hal_i2c_v150_master_init()

errcode_t hal_i2c_v150_master_init	(	i2c_bus_t	bus,
		uint32_t	baudrate,
		uint8_t	hscode,
		hal_i2c_callback_t	callback
	)

初始化I2C作为主机

hal_i2c_v150_slave_init()

errcode_t hal_i2c_v150_slave_init	(	i2c_bus_t	bus,
		uint32_t	baudrate,
		uint16_t	addr,
		hal_i2c_callback_t	callback
	)

初始化I2C作为从机。