?? tdq6f6.c
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#include "Core\Header\Include.h"
#if (_TV_CHIP == _TV_TDQ_6F6)
//==========================================================================
// gmi_CI2CWriteIfPllDM
//==========================================================================
void gmi_CI2CWriteIfPllDM(BYTE ucTvType, const bit bTunerMute, const BYTE ucAFTMode)
{
// CSetTVSystem(ucTvType);
if (bTunerMute)
CMuteOn();
switch(ucTvType)
{
case _TV_PAL_M : // Sound 4.5M PAL M
case _TV_NTSC_M : // Sound 4.5M NTSC M
case _TV_PAL_N : // Sound 4.5M PAL N
#if(_IF_PLL_DE_CHIP == _IF_PLL_DE_1338)
CSetPifFreq(ucAFTMode, _OTHER_MODE, _PIF_FREQ, _CARRIER_SELECT);
CSetSoundFreq(_SIF_4_5_MHZ);
#endif
break;
case _TV_NTSC_4_BG : // Sound 5.5M NTSC 4/BG
case _TV_PAL_BG : // Sound 5.5M PAL B/G
case _TV_SECAM_BG : // Sound 5.5M SECAM B/G
#if(_IF_PLL_DE_CHIP == _IF_PLL_DE_1338)
CSetPifFreq(ucAFTMode, _OTHER_MODE, _PIF_FREQ, _CARRIER_SELECT);
CSetSoundFreq(_SIF_5_5_MHZ);
#endif
break;
default: // Normal sound
case _TV_NTSC_4_I : // Sound 6.0M NTSC 4/I
case _TV_PAL_I : // Sound 6.0M PAL I
#if(_IF_PLL_DE_CHIP == _IF_PLL_DE_1338)
CSetPifFreq(ucAFTMode, _OTHER_MODE, _PIF_FREQ, _CARRIER_SELECT);
CSetSoundFreq(_SIF_6_0_MHZ);
#endif
break;
case _TV_NTSC_4_DK : // Sound 6.5M NTSC 4/DK
case _TV_PAL_DK : // Sound 6.5M PAL D/K
case _TV_SECAM_DK : // Sound 6.5M SECAM D/K
#if(_IF_PLL_DE_CHIP == _IF_PLL_DE_1338)
CSetPifFreq(ucAFTMode, _OTHER_MODE, _PIF_FREQ, _CARRIER_SELECT);
CSetSoundFreq(_SIF_6_5_MHZ);
#endif
break;
case _TV_SECAM_L : // Sound 6.5M SECAM L
case _TV_SECAM_LL : // Sound 6.5M Secam L'
#if(_IF_PLL_DE_CHIP == _IF_PLL_DE_1338)
CSetPifFreq(ucAFTMode, _SECAML_MODE, _PIF_FREQ, _CARRIER_SELECT);
CSetSoundFreq(_SIF_6_5_MHZ);
#endif
break;
} // end switch
}
//==========================================================================
// gmi_CSetTuner
//==========================================================================
void gmi_CSetTuner(BYTE ucTunerAddress, WORD Freq)
{
pData[0] = 6;
pData[1] = ucTunerAddress;
((WORD *)pData)[1] = Freq;
pData[4] = (bFM) ? 0xCA : 0xC8; // 0xCE
if((Freq < _VHF_LOW_BAND) || (bFM == 1))
pData[5]=0x01; // VHFLOW
else if(Freq < _VHF_HIGH_BAND)
pData[5]=0x02; // VHFHIGH
else
pData[5]=0x04; //Band select//UHF
gmi_CI2CWriteTuner(pData);
}
//==========================================================================
// CTvAutoSearch
//==========================================================================
void CTvAutoSearch(void) small
{
BYTE ucSound = 0;
BYTE ucPRG = 0;
BYTE ucmaxchannel = CloadMaxChannelNumber();
WORD iFreq = _MIN_FREQ;
if (bFM)
{
stTvInfo.ucFMCurrCh = 0;
CFMInit();
iFreq = _FM_MIN_FREQ;
}
// Read color and sound type
if (0 == ucmaxchannel)
{
ucSound = 0;
ucTVType = CLoadChannelColorType(0);
}
else
{
ucSound = 0;
ucTVType = CLoadChannelColorType(stTvInfo.CurChn);
}
// Reset search max tv channel number
pData[0] = 0;
CI2cWrite(_TV_MAX_CHANNEL_EEPROM_ADDR, _MAX_CHANNEL_ADDR, 1, pData);
stTvInfo.CurChn = 0;
ucPrevChannel = 0;
// Save current channel
CEepromSaveTvData();
// CEepromSaveVedioColor();
gmi_CI2CWriteIfPllDM(ucTVType, _TUNER_MUTE_ON, _TUNNING_MODE);
CTimerDelayXms(8);
CShowAutoSerachTotal(ucPRG); // Show search tv channel number
CScalerSetBit(_VDISP_CTRL_28, ~_BIT5, 0x00);
CScalerPageSelect(_PAGE9);
CScalerSetByte(_P9_C_LOCK_CONF_B6, 0x6B);
while(1)
{
if (bFM)
iFreq = CLockChannel(iFreq, 1);
else
iFreq = CLockChannel(iFreq+40, 1);
if(iFreq < 2)
{
ucPRG = (ucPRG == 0) ? 0 : (ucPRG - 1);
break;
}
CSaveChannelData(iFreq,ucSound,ucPRG);
ucPRG++;
if(ucPRG > _MAX_CHANNEL_COUNT)
{
ucPRG -= 1;
break;
}
CShowAutoSerachTotal(ucPRG); // Show search tv channel number
} // End while
#if(_FM_DEVICE)
if (1 == bFM)
{
BYTE ucChannelCount = 0;
ucPRG++;
for(ucChannelCount = ucPRG; ucChannelCount < _FM_MAX_CHANNEL; ucChannelCount++)
{
CSaveChannelFreq((WORD)_FM_MIN_FREQ | 0x8000, ucChannelCount);
}
}
else
#endif
{
#if(_CHANGE_CHANNEL_MTD == _CHANGE_CHANNEL_M2)
{
BYTE ucChannelCount = 0;
ucPRG++;
for(ucChannelCount = ucPRG; ucChannelCount < _MAX_CHANNEL_COUNT; ucChannelCount++)
{
CSaveChannelData((WORD)_MIN_FREQ | 0x8000, ucSound, ucChannelCount);
}
}
#endif
// Save search channel number
pData[0] = ucPRG;
CI2cWrite(_TV_MAX_CHANNEL_EEPROM_ADDR, _MAX_CHANNEL_ADDR, 1, pData);
}
CSetTVChannel(0);
#if(_IF_PLL_DE_CHIP == _IF_PLL_DE_1338)
gmi_CI2CWriteIfPllDM(ucTVType, _TUNER_MUTE_OFF, _NORMAL_MODE); // set tv system
#endif
// CModeResetTVMode();
#if(_FM_DEVICE)
if (1 == bFM)
CSetVolume();
else
#endif
ucCurrState = _SEARCH_STATE;
}
//==========================================================================
//bSearchAction: 0 --> Search down
// 1 --> Search up
//==========================================================================
void CManualSearch(const bit bSearchAction, const BYTE ucCurrentChannel) small
{
BYTE ucSound = 0;
WORD iFreq = 0;
WORD ucSatrtSearchFreq = 0;
CScalerPageSelect(_PAGE9);
CScalerSetByte(_P9_C_LOCK_CONF_B6, 0x6B);
ucSatrtSearchFreq = CLoadChannelFreq(ucCurrentChannel);
#if(_IF_PLL_DE_CHIP == _IF_PLL_DE_1338)
gmi_CI2CWriteIfPllDM(ucTVType, _TUNER_MUTE_ON, _TUNNING_MODE);
CTimerDelayXms(100);
#endif
if (ucSatrtSearchFreq > _MAX_FREQ)
ucSatrtSearchFreq = _MAX_FREQ;
else if(ucSatrtSearchFreq < _MIN_FREQ)
ucSatrtSearchFreq = _MIN_FREQ;
if (bSearchAction)
iFreq = CLockChannel(ucSatrtSearchFreq + 40, 1);
else
iFreq = CLockChannel(ucSatrtSearchFreq - 40, 0);
if (iFreq > 100)
CSaveChannelData(iFreq,CLoadChannelSoundType(ucCurrentChannel),ucCurrentChannel);
CSetTVChannel(ucCurrentChannel);
CShowAutoSearchSliderInOSD(CLoadChannelFreq(stTvInfo.CurChn));
CTimerDelayXms(50);
if (gmi_CModeLocked())
CScalerSetBit(_VDISP_CTRL_28, ~_BIT5, 0x00);
// CTimerReactiveTimerEvent(SEC(GET_OSDTIMEOUT()), COsdFxExitEvent);
#if(_IF_PLL_DE_CHIP == _IF_PLL_DE_1338)
gmi_CI2CWriteIfPllDM(ucTVType, _TUNER_MUTE_OFF, _NORMAL_MODE);
#endif
// CModeResetTVMode();
ucCurrState = _SEARCH_STATE;
}
//==========================================================================
// bCLockMode --> 1: lock up 0 : lock down
//==========================================================================
WORD CLockChannel(WORD iStartFreq, const bit bCLockMode) small
{
BYTE f = 0;
BYTE rData = 0;
BYTE LowLevel_CH = 0;
BYTE count = 0;
WORD freq = 0;
WORD iStartFreqBase = iStartFreq;
BYTE ucPattCount = 0;
while(1)
{
gmi_CSetTuner(_ADDR_TUNER, iStartFreq);
#if(_OSD_TYPE == _OSD002)
ucPattCount++;
if (ucPattCount > 50)
{
ucPattCount = 0;
CChangePalette();
}
#endif
if (bCLockMode) // Search up
{
if (iStartFreq > (iStartFreqBase + 300))
{
if(CKeyStopAutoSearch())
return 0;
}
}
else
{
if (iStartFreq < (iStartFreqBase - 300))
{
if(CKeyStopAutoSearch())
return 0;
}
}
// Show search channel state
CShowAutoSearchSliderInOSD((iStartFreq));
if (1 == bFM)
CTimerDelayXms(50);
rData = gmi_CReadIfPllDM();
switch(rData & 0x0f)
{
case 7:
if (bCLockMode) // Search up
{
f = 1;
if (!bFM)
iStartFreq++;
}
else // Search down
{
count++;
f |= 0x02;
}
break;
case 8:
if (bCLockMode) // Search up
{
count++;
f |= 0x02;
}
else // Search down
{
f = 1;
if (!bFM)
iStartFreq--;
}
break;
case 1:
case 2:
case 3:
case 4:
case 5:
case 6:
f |= 0x0a;
break;
case 9:
case 10:
case 11:
case 12:
case 13:
case 14:
f |= 0x10;
break;
case 0:
case 15:
f |= 0x04;
freq = iStartFreq;
break;
}
if (1 == bFM)
{
if(f == 0x0f) // FM locked
return freq;
}
else
{
if (0x1b==f || 0x1a==f)
{
LowLevel_CH++;
if (0 == freq)
freq = iStartFreq;
}
else
LowLevel_CH = 0;
if((rData & 0x50) != 0x50)
{
f = 0;
count = 0;
// i += 4;
}
else if((f==0x1f || LowLevel_CH>4) && ((count > 3 && bCLockMode) || (count > 0 && !bCLockMode)) )
{
gmi_CSetTuner(_ADDR_TUNER, freq);
CTimerDelayXms(200);
CVideoSoftReset();
CTimerDelayXms(10);
switch(CDetectTVSignalType())
{
case 0: // MODE_NOSIGNAL
LowLevel_CH = 0; // eric add
f = 0;
count = 0;
break;
case 1: //
return freq;
}
freq = 0;
}
}
if (bCLockMode) // Search up
{
iStartFreq++;
if (((iStartFreq > _MAX_FREQ) && (0 == bFM)) ||
((iStartFreq > _FM_MAX_FREQ) && (1 == bFM)))
return 1;
}
else // Search down
{
iStartFreq--;
if (((iStartFreq < _MIN_FREQ) && (0 == bFM)) ||
((iStartFreq < _FM_MIN_FREQ) && (1 == bFM)))
return 1;
}
}
return 1; //Not Find Channel
}
//==========================================================================
// CSetTVChannel
//==========================================================================
void CSetTVChannel(const BYTE ucCurrentChannel)
{
ucTVType = CLoadChannelColorType(ucCurrentChannel); // set tv system
#if(_IF_PLL_DE_CHIP == _IF_PLL_DE_1338)
gmi_CI2CWriteIfPllDM(ucTVType, _TUNER_MUTE_ON, _TUNNING_MODE); // set tv system
#endif
gmi_CSetTuner(_ADDR_TUNER, CLoadChannelFreq(ucCurrentChannel));
#if(_IF_PLL_DE_CHIP == _IF_PLL_DE_1338)
gmi_CI2CWriteIfPllDM(ucTVType, _TUNER_MUTE_OFF, _NORMAL_MODE); // set tv system
#endif
CTimerDelayXms(20);
ucAudioState = 1;
}
#endif // #if (_TV_CHIP == _TV_TDQ_6F6)
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