i2c.h

来自「这是EBF533试验板的源代码和使用说明手册」· C头文件 代码 · 共 35 行

#ifndef  __I2C_DEFINED
#define __I2C_DEFINED

//--------------------------------------------------------------------------//
// Header files																//
//--------------------------------------------------------------------------//
#include <sys\exception.h>
#include <cdefBF533.h>
#include <ccblkfn.h>
#include <sysreg.h>
//--------------------------------------------------------------------------//
// Definations
//--------------------------------------------------------------------------//
//#define INL inline	// Large Code Size/Little Stack usage
#define INL			// Small Code Size/Larger Stack usage
//--------------------------------------------------------------------------//
// Symbolic constants														//
//--------------------------------------------------------------------------//
#define SCLK		0x0010		// PF4
#define SDATA		0x0004  // PF2

#define AIC23B_IDENT_W     	0x34
#define AIC23B_IDENT_R     	0x35

//--------------------------------------------------------------------------//
// Prototypes																//
//--------------------------------------------------------------------------//
// in file I2C.c
bool I2C_Init(unsigned char identaddr);
bool I2C_Write(unsigned char data_out, unsigned char address);
bool I2C_Read(unsigned char *data_in, unsigned char address);

#endif __I2C_DEFINED