iic.h

NOVATEK公司的LCD_CONTROLLER源代码 液晶显示器驱动板源代码NT68521

#ifndef _IIC_H_
#define  _IIC_H_

#define EEPROM	0xa0
#define DDC_EEP_Addr_A 0x300
#define DDC_EEP_Addr_D 0x380
#define DDC_DelayTime 50		//wait 50 * 10ms

unsigned char Read24C16(unsigned short addr16);
void InitEEPROM(void);
void Write24C16(unsigned short k,unsigned char ch);
void WritePage24C16(unsigned short addr1,unsigned short addr2,unsigned char *p);

void LoadDDCData(unsigned char ddcsw);
void SaveDDCData(unsigned char ddcsw);
void WriteWordIIC_HW(unsigned char device,unsigned char addr,unsigned short value);
void WriteIIC_HW(unsigned char device,unsigned char addr,unsigned char ch);
void MasterSendByte(unsigned char i);
unsigned char ReadIIC_HW(unsigned char device,unsigned char addr);
unsigned char MasterReadByte(unsigned char k);
void MasterSendStop(void);
void MasterReStart(void);
void WaitStop(void);
unsigned char TestIIC_HW(unsigned char device);
void WaitTx(void);
unsigned long ReadDWordIIC_HW(unsigned char device,unsigned char addr);
unsigned short ReadWordIIC_HW(unsigned char device,unsigned char addr);
void WriteIICV_HW(unsigned char device,unsigned char addr,unsigned char ch);
void MasterSendByteV(unsigned char i);
void CheckDevice(void);
unsigned char TestIIC_HW(unsigned char device);

#endif