i2c.h

基于BF533的视频采集及显示

//#include <sys\exception.h>
#include <cdefBF533.h>



//------------------------------------------------------------------------------
// I2C Peripheral Variables
//------------------------------------------------------------------------------
//unsigned char IdentAddr;
//unsigned int Delay;
//--------------------------------------------------------------------------//
// 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		0x0020		// PF5


#define KEY1		0x0800		//PF11
#define KEY2		0x0200		//PF9
//--------------------------------------------------------------------------//
// Prototypes																//
//--------------------------------------------------------------------------//
//------------------------------------------------------------------------------
// I2C Peripheral Function Prototypes
//------------------------------------------------------------------------------
void Init(void);								//  Initialize I2C port
void Start(void);								//  Sends I2C Start Trasfer
void Stop(void);								//  Sends I2C Stop Trasfer
bool Write(unsigned char data_out);				//  Writes data over the I2C bus
bool Read(unsigned char *data_in, bool send_ack);// Reads data from the I2C bus
void SetSCLK(bool state);						//  Set SCLK to <state>
void SetSDATA(bool state);						//  Set SDATA to <state>
bool GetSDATA();								//  Get SDATA state
// 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);
//bool TVP5150_Reset(bool  bReset);
//bool TVP5150_Cnfg(int  SourceMode, int  OutputMode);

//void INL DelayTVP5150();
bool ADV7179_Cnfg(void);
bool SAA7113_Cnfg(void);