I2C

I2C 的协作图:

模块
	I2C主机
	I2C外设

结构体
struct	xwds_i2c_msg
	I2C消息 更多...

枚举
enum	xwds_i2c_msgflag_em {   XWDS_I2C_F_10BITADDR = (1U) , XWDS_I2C_F_ADDRMSK = (1U) , XWDS_I2C_F_RD = (2U) , XWDS_I2C_F_DIRMSK = (2U) ,   XWDS_I2C_F_START = (4U) , XWDS_I2C_F_STOP = (8U) }
	I2C消息标志枚举 更多...

详细描述

枚举类型说明

xwds_i2c_msgflag_em

enum xwds_i2c_msgflag_em

I2C消息标志枚举

枚举值
XWDS_I2C_F_10BITADDR	10位外设地址，BIT(0)
XWDS_I2C_F_ADDRMSK	地址掩码，BIT(0)
XWDS_I2C_F_RD	方向：读，BIT(1)
XWDS_I2C_F_DIRMSK	方向掩码，BIT(1)
XWDS_I2C_F_START	产生起始条件，BIT(2)
XWDS_I2C_F_STOP	产生结束条件，BIT(3)

在文件 common.h 第 35 行定义.

                         {
        XWDS_I2C_F_10BITADDR = (1U), 
        XWDS_I2C_F_ADDRMSK = (1U), 
        XWDS_I2C_F_RD = (2U), 
        XWDS_I2C_F_DIRMSK = (2U), 
        XWDS_I2C_F_START = (4U), 
        XWDS_I2C_F_STOP = (8U), 
};