📄 paltuner.lst
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C51 COMPILER V7.50 PALTUNER 08/20/2007 10:23:35 PAGE 1
C51 COMPILER V7.50, COMPILATION OF MODULE PALTUNER
OBJECT MODULE PLACED IN PALTuner.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE PALTuner.c COMPACT OPTIMIZE(9,SIZE)
line level source
1 #include "Config.h"
2 #include "reg.h"
3 #include "typedefs.h"
4
5 #if defined (SUPPORT_TV) && defined( PAL_TV )
#include "i2c.h"
#include "main.h"
#include "osdbasic.h"
#include "dispinfo.h"
#include "osdmenu.h"
#include "tuner.h"
#include "audio.h"
#include "eds.h"
#include "cc.h"
#include "debug.h"
#include "printf.h"
#include "tw88.h"
#include "etc_eep.h"
#include "RegMap.h"
//#define Fpc_NTSC 45750; // 45.75Mhz
//--------------------------------------------------------------------------
static IDATA BYTE MTSType;
PDATA BYTE TVChannel, DummyChannel;
bit TVChManual = 0;
static IDATA DWORD TVFreq=0;
extern bit TVTunerAudioActive;
extern CODE struct RegisterInfo UserRange;
extern bit ChannelEdit_Flag;
//#define EDITTVCHN_TIMEOUT 100 //ljy.EDITTVCHN timeout for each number(in msec)
#define MIN_FREQUENCY 0x54a//0x572 //0x51b//0x54a //580
#define SECAM_L_MIN 0x51b
#define MAX_FREQUENCY 0x3882 // PAL FREQ INFO
#define FREQ_INC 16 // 1Mhz
// TVPRSYSTEM: X XXX XXXX : SKIP[bit7] : AUDIO[bit6-4] : COLORSYSTEM[bit3~0]
//---------- Control Code -----------------------------------------------------
#if TVTunerDevice==PHILIPS
CODE WORD kLowBand = 0xCEA0;
CODE WORD kMidBand = 0xCE90;
CODE WORD kHighBand = 0xCE30;
#elif TVTunerDevice==ALPS
CODE WORD kLowBand = 0xCE01;
CODE WORD kMidBand = 0xCE02;
CODE WORD kHighBand = 0xCE08;
C51 COMPILER V7.50 PALTUNER 08/20/2007 10:23:35 PAGE 2
#elif TVTunerDevice==TEMIC
CODE WORD kLowBand = 0x8EA2;
CODE WORD kMidBand = 0x8E94;
CODE WORD kHighBand = 0x8E31;
#elif TVTunerDevice==TVAVA
CODE WORD kLowBand = 0x8001;
CODE WORD kMidBand = 0x8002;
CODE WORD kHighBand = 0x8008;
#elif TVTunerDevice==LGTUNER // TAPC-H701F (NTSC Only)
CODE WORD kLowBand = 0x8E01;
CODE WORD kMidBand = 0x8E02;
CODE WORD kHighBand = 0x8E08;
#elif TVTunerDevice==SAMSUNGMUTITUNER // PAL/SECAM
CODE WORD kLowBand = 0x8EA1;
CODE WORD kMidBand = 0x8E91;
CODE WORD kHighBand = 0x8E31;
#endif
//---------- PLL divider ------------------------------------------------------
#if TVTunerDevice==TVAVA
#define FreqIF 3800 // 38.00 Mhz
#define FreqSetp 20 //
#else
//TVTunerDevice==PHILIPS || TVTunerDevice==ALPS || TVTunerDevice==TEMIC || TVTunerDevice==LGTUNER || TVTun
-erDevice==SAMSUNGMUTITUNER
#define FreqIF 4575 // Picture Intermediate Freq. in NTSC tuner : 45.75 MHz
#define FreqSetp 16 // 1Mhz/62.5Khz (RSA=RAB=1) // 1000/62.5 = 16
#endif
//-----------------------------------------------------------------------------
void SetTVFreq(WORD FreqDiv)
{
WORD TVCtrlCode=0;
TVFreq = FreqDiv;
#ifdef DEBUG_TV
dPuts("\r\n++(SetTVFreq)");
Printf("\r\CH:%d ", (WORD)TVChannel);
#endif
#ifdef DEBUG_TV
Printf("\rTVFreqDiv:0x%04x",(WORD)FreqDiv);
#endif
// Get Control Code
if( FreqDiv <= kUpperLowBand)
TVCtrlCode = kLowBand;
else
{
if( FreqDiv <= kUpperMidBand)
TVCtrlCode = kMidBand;
C51 COMPILER V7.50 PALTUNER 08/20/2007 10:23:35 PAGE 3
else
TVCtrlCode = kHighBand;
}
#ifdef DEBUG_TV
Printf(" TVCtrlCode:0x%04x", (WORD)TVCtrlCode);
#endif
I2CStart();
I2CWriteData(TVTunerI2CAddress & 0xFE);
I2CWriteData(FreqDiv>>8);
I2CWriteData(FreqDiv);
I2CWriteData(TVCtrlCode>>8);
I2CWriteData(TVCtrlCode);
I2CStop();
if( !TVTunerAudioActive )
AudioAutoStdDetection();
#ifdef DEBUG_TV
dPuts("\r\n__(SetTVFreq)");
#endif
}
//BYTE GetTVChannel(void)
//{
// return TVChannel;
//}
//---------------------------------------------------------------------------
//Auto Fine Tune
// if (FINE == 0) {
// +/-1.5Mhz : Data +/-24, : AutoScan
// +/-2.0Mhz : Data +/-32 : ManualScan
// Data 1: 62.25Khz
// }
// Read Tuner ADC Data
BYTE ReadTuner(void)
{
BYTE Val;
I2CStart();
I2CWriteData(TVTunerI2CAddress & 0xFE);
I2CStart();
I2CWriteData(TVTunerI2CAddress | 0x01);
Val = I2CReadData();
I2CStop();
// Printf("\r\nTuner ADC:0x%02x",(WORD)Val);
return Val;
}
BYTE AFT( WORD TVFreqDiv )
{
BYTE amount = 8, Check_Cnt=8, val;
//FreqDiv = FreqDiv & ( ~SKIPCHN_MASK );
if( IsNoInput() ) return FALSE; // ???
SetTVFreq(TVFreqDiv);
delay(30);
C51 COMPILER V7.50 PALTUNER 08/20/2007 10:23:35 PAGE 4
val = ReadTuner();
if(((val & 0x07) < 0x03 ) && ((val & 0x07) > 0x01 ))
goto true_aft;
if( (val & 0x07) == 4 ) {
TVFreqDiv -= 12;
SetTVFreq(TVFreqDiv);
delay(30);
val = ReadTuner();
if ( (val & 0x07) == 4 ) {
TVFreqDiv += 24;
SetTVFreq(TVFreqDiv);
delay(30);
val = ReadTuner();
if ( (val & 0x07) == 4 ) {
TVFreqDiv -= 36;
SetTVFreq(TVFreqDiv);
delay(30);
val = ReadTuner();
if ( (val & 0x07) == 4 ) {
TVFreqDiv += 48;
SetTVFreq(TVFreqDiv);
delay(30);
val = ReadTuner();
if ( (val & 0x07) == 4 ) goto fail_aft;
}
}
}
}
do{
SetTVFreq(TVFreqDiv);
delay(30);
val = ReadTuner();
if ( (val & 0x07) > 2 )
TVFreqDiv += amount;
else if( (val & 0x07) < 2 )
TVFreqDiv -= amount;
else goto true_aft; // == 2 ?
amount = (amount==1 ? 1 : amount >> 1 );
}while( Check_Cnt-- > 0 );
goto fail_aft;
if(((val & 0x07) < 0x03 ) && ((val & 0x07) > 0x01 )) goto true_aft;
fail_aft:
return FALSE;
true_aft:
if( IsNoInput() ) return FALSE;
if(IsVideoInput()){
TVFreq = TVFreqDiv; // Get Data.
return TRUE;
}
else return FALSE;
}
void SetTVChannel(void)
{
//WORD TVFreq;
C51 COMPILER V7.50 PALTUNER 08/20/2007 10:23:35 PAGE 5
char Fine;
//BYTE val;
//val = ReadDecoder(MISC3);
//WriteDecoder(MISC3, val|0x08); // Force to output blue or black Screen
PanelBlack(1);
CheckAndClearMuteOn();
AudioOff(); // to remove Pop Noise.
delay(5);
TVFreq = GetTVFreqEE(TVChannel);
Fine = GetFineTuneEE(TVChannel);// - 31;
#ifdef DEBUG_TV
Printf("\rTVFreqDiv:0x%04x",(WORD)Fine);
#endif
if( Fine ) SetTVFreq( TVFreq + Fine); //
else{
//if( AFT(TVFreq)) ;
//else
SetTVFreq( TVFreq ); // AFT Fail
}
delay(10);
//SWReset();
//WriteDecoder(MISC3, val); // Disable Blue/black Screen
//WriteDecoder(0x2f, 0x91); // Rewrite Clroma low pass filter data for Noinput color killer problem.
if(!ChannelEdit_Flag) DisplayTVChannel(TVChannel,1);
SetTVPrEE();
PanelBlack(0);
AudioOn(); //SetMSPVol();
}
//======================= Called from outside ==============================================
void ChangeTVChannel(BYTE NewCh)
{
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