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I2C 的代码
13.3.2用两个普通io模拟i2c总.txt
#ifndef SDA
#define SDA P0-0
#define SCL P0-1
#endif
extern uchar SystemError;
#define uchar unsigned char
#define uint unsigned int
#define Byte unsigned char
#define Word unsigned in
13.3.2用两个普通io模拟i2c总.txt
#ifndef SDA
#define SDA P0-0
#define SCL P0-1
#endif
extern uchar SystemError;
#define uchar unsigned char
#define uint unsigned int
#define Byte unsigned char
#define Word unsigned in
13.3.2用两个普通io模拟i2c总.txt
#ifndef SDA
#define SDA P0-0
#define SCL P0-1
#endif
extern uchar SystemError;
#define uchar unsigned char
#define uint unsigned int
#define Byte unsigned char
#define Word unsigned in
13.3.2用两个普通io模拟i2c总.txt
#ifndef SDA
#define SDA P0-0
#define SCL P0-1
#endif
extern uchar SystemError;
#define uchar unsigned char
#define uint unsigned int
#define Byte unsigned char
#define Word unsigned in
upsd.h
/*****************************************************
硬件定义:外部IO偏移地址
Copyright 2003-2004 by CDY
******************************************************/
#define CSIO_ADDR 0xfe00
#define PA_IN
i2c_com._c
/*******************************************/
/* 广州天河双龙电子公司 */
/* http://www.sl.com.cn */
/* 硬件I2C总线演示程序之四 */
/* 中断、双向通信(和UART连接)