SAA7114程序源代碼

#include ?????????????????????????????
#include
#ifdef VIDEO_SAA7114
#define SAA7114WRITEID 0x40
#define SAA7114READID??0x41

//-------------------------------------------------------------------
void SAA7114_SET(void)
{
????????BYTE i;
????????BYTE code DataSAA7114[]={???
????0x00,0x08,0xc2,0x00,0x00,0x00,0xeb,0xe0,0x98,0x80,0x80,0x44,0x40,0x00,0x89,0x2a,//0x00
????0x0e,0x00,0x00,0x00,0x00,0x11,0x01,0x02,0x40,0x80,//0x10
????0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,//0x40
????0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//0x50
????0x00,0x00,0x00,0x12,0x00,0x00,0x00,0x45,0x06,0x40,0x00,//0x80
????0x00,0x08,0x10,0x40,0x00,0x00,0xd0,0x02,0x00,0x00,0x04,0x01,0xd0,0x02,0x04,0x01,//0x90
??? 0x01,0x00,0x00,0x00,0x80,0x40,0x40,0x00,0x00,0x04,0x20,0x00,0x00,0x02,0x10,0x00,//0xa0
????0x00,0x04,0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//0xb0
????0x00,0x08,0x10,0x40,0x00,0x00,0xd0,0x02,0x00,0x00,0xf0,0x00,0xd0,0x01,0xf0,0x00,//0xc0
????0x01,0x00,0x00,0x00,0x80,0x40,0x40,0x00,0x00,0x04,0x00,0x00,0x00,0x02,0x00,0x00,//0xd0
????0x00,0x04,0x00,0x04,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//0xe0
????????????????};
????????I2C_Send9Stop();
????????I2C_SendByteWithStart(SAA7114WRITEID);
????????I2C_SendByte(0);
????????delay(1);
????????for(i=0; i????????????????I2C_SendByte(DataS.1………AA7114_1[i]);
????????????????delay(1);
????????}
????????I2C_SendStop();
????????I2C_ReleaseBus();
????????delay(10);
????????
????I2C_SendByteWithStart(SAA7114WRITEID);
????????I2C_SendByte(0x40);
????????delay(1);
????????for(i=0; i????????????????I2C_SendByte(DataSAA7114_2[i]);
????????????????delay(1);
????????}
????????I2C_SendStop();
????????I2C_ReleaseBus();
????????delay(10);
????????
????wr_SAA7114(0x88,0xd8);
????delay(10);
????
????I2C_SendByteWithStart(SAA7114WRITEID);
????????I2C_SendByte(0x80);
????????delay(1);
????????for(i=0; i????????????????I2C_SendByte(DATASAA7114_3[i]);
????????????????delay(1);
????????}
????????I2C_SendStop();
????????I2C_ReleaseBus();
????????delay(10);
????????
????I2C_SendByteWithStart(SAA7114WRITEID);
????????I2C_SendByte(0x8f);
????????delay(1);
????????for(i=0; i????????????????I2C_SendByte(DATASAA7114_4[i]);
????????????????delay(1);
????????}
????????I2C_SendStop();
????????I2C_ReleaseBus();
????????I2C_Send9Stop();
????delay(10);
????
????wr_SAA7114(0x88,0xf8);

???????
}


void wr_SAA7114(BYTE address, BYTE value)
{
????????I2C_Send9Stop();
????????I2C_SendByteWithStart(SAA7114WRITEID);
????????I2C_SendByte(address);
????????delay(1);
????????I2C_SendByte(value);
????????delay(1);
????????I2C_SendStop();
????????I2C_ReleaseBus();
}

BYTE rd_SAA7114(BYTE address)
{
????????BYTE temp;

????????I2C_SendByteWithStart(SAA7114WRITEID);
????????I2C_SendByte(address);

????????I2C_SendByteWithStart(SAA7114READID);
????????temp = I2C_GetLastByte();

????????I2C_SendStop();
????????I2C_ReleaseBus();
????????return(temp);
}

#endif????

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