📄 radio.c
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/*********************************************************
Project: ST FST(TDA7540)
File name: radio.c
Description:
Write/Modify: Perry Liang
Time: 2006-1-24- 15:35:37
*********************************************************/
#include "public.h"
#if 0
#define M_RadioNewKey { if(F_InTASwitch||F_InEONTASwitch)break;\
//if(KeyCode!=L_AD_DISP)Radio.F_Scan=0;\
if(SysCommand != SYSTEM_COMMAND_RADIO_DISP)Radio.F_Scan = 0;\
BreakAFCheck();\
if(System.DispMode.Current==DISPMODE_RDS)\
{\
System.DispMode.Requst=DISPMODE_RADIO;\
RDSDispMode=RDSDISP_IDLE;\
}\
if(RDSDispTimer>1)RDSDispTimer=0;\
if(AFTAShowTimer>1)AFTAShowTimer=1;}
#else
#define M_RadioNewKey { if(F_InTASwitch||F_InEONTASwitch)break;\
if(SysCommand != SYSTEM_COMMAND_RADIO_DISP)Radio.F_Scan = 0;\
BreakAFCheck();\
if(System.DispMode.Current==DISPMODE_RDS)\
{\
System.DispMode.Requst=DISPMODE_RADIO;\
RDSDispMode=RDSDISP_IDLE;\
}\
if(RDSDispTimer>1)RDSDispTimer=0;\
if(AFTAShowTimer>1)AFTAShowTimer=1;}
#endif
typedef struct Band_conststuct {
unsigned int BandFreq;
unsigned int MemFreq[6];
unsigned char CurrentMem;
} BandConstStuct;
typedef struct Area_stuct {
BandConstStuct Band[5];
unsigned char FMStep;
unsigned char FMSeekStep;
unsigned int FMMaxFreq;
unsigned int FMMinFreq;
unsigned char FMStepOirt;
unsigned int FMMaxFreqOirt;
unsigned int FMMinFreqOirt;
unsigned char AMStepMW;
unsigned int AMMaxFreqMW;
unsigned int AMMinFreqMW;
unsigned char AMStepLW;
unsigned int AMMaxFreqLW;
unsigned int AMMinFreqLW;
unsigned char FMStepWB;
unsigned int FMMaxFreqWB;
unsigned int FMMinFreqWB;
} AreaStuct;
static const AreaStuct Area[]=
{
// USA
8750,8750,9010,9810,10610,10790,8750,0,
8750,8750,9670,10490,10690,10790,8750,0,
//162400, 162425, 162450, 162475, 162500, 162525
2400, 2400, 2425, 2450, 2475, 2500, 2525, 0,//Weather band
530,530,600,1000,1600,1720,530,0,
530,530,600,1000,1600,1720,530,0,
20,20,10790,8750,
0,0,0,
10,1720,530,
0,0,0,
25,2550,2400,
// LATIN
8750,8750,9010,9810,10610,10800,8750,0,
8750,8750,8750,8750,8750,8750,8750,0,
//162400, 162425, 162450, 162475, 162500, 162525
2400, 2400, 2425, 2450, 2475, 2500, 2525, 0,//Weather band
520,520,600,1000,1400,1620,520,0,
520,520,520,520,520,520,520,0,
10,10,10800,8750,
0,0,0,
10,1620,520,
0,0,0,
25,2550,2400,
// EUROPE
#ifdef SINO_MOS
10710,10710,9810,10120,10620,10710,10800,0,
#else
8750,8750,9010,9810,10610,10800,9120,0,
#endif
8780,8780,9180,9390,9710,10300,10430,0,
8750,8750,8750,8750,8750,8750,8750,0,
522,522,603,999,1404,1620,522,0,
144,144,171,216,270,288,144,0,
5,10,10800,8750,
//5,5,10800,8750,
0,0,0,
9,1620,522,
9,288,144,
0,0,0,
// OIRT
6500,6500,8750,9000,9800,10600,10800,0,
6500,6500,8750,9000,9800,10600,10800,0,
6500,6500,8750,9000,9800,10600,10800,0,
531,531,603,999,1404,1620,531,0,
144,144,171,216,270,288,144,0,
5,10,10800,8750,
3,7400,6500,
9,1620,522,
9,288,144,
0,0,0,
// JAPAN
7600,7600,7820,7900,8000,8500,9000,0,
7600,7600,7900,8200,8500,8800,9000,0,
7600,7600,7950,8250,8550,8850,9000,0,
531,531,603,999,1404,1620,531,0,
144,144,171,216,270,288,144,0,
5,10,9000,7600,
0,0,0,
9,1620,522,
9,288,144,
0,0,0,
};
//This only for TDA7540 in test mode.
//Different setting based on different module type. In real application, load the setting from EEPROM provided by tuner maker.
static const unsigned char TunerDefaultSetting[]=
{
0xd1,0x60,0x08,0x80,0x1a,0x98,0x8f,0x00,0x61,0xd0,
0x20,0x4a,0x93,0x35,0x25,0x20,0x00,0xc0,0x36,0xc6,
0x00,0x07,0x04,0x60,0x46,0x9e,0xe7,0x79,0x7c,0xdc,
0x14,0x7d,0x79,0x00,0x00,0x00,0x00,0x00,0xfe,0xfe,
0xaf,0x94,0x8d,0x48,0x48,0x48,0xa6,0x9d,0x92,0x90,
};
static const unsigned char Tuner7541DefaultSetting[]=
{
0xB,0x60,0x8,0x32,0xB0,0x3D,0x56,0x52,0x47,0x41,
0xE,0xEC,0xFE,0xD3,0xDE,0x3E,0x5D,0x40,0xF,0x19,
0x97,0x0,0x5,0xE2,0xF6,0xFE,0xFE,0xFE,0xFE,0xFE,
0xFE,0xFE,
};
unsigned char FmIdx = 0;
unsigned char AmIdx = 0;
/*********************************************
Function: CheckIFC
Description:
Write/Modify: Perry.Liang
Time: 2006-1-24- 15:39:26
*********************************************/
unsigned char CheckIFC(unsigned int times,unsigned int all)
{
unsigned int i,j;
for(i=0,j=0;i<all;i++)
{
if(!PinIn_SSTOP)
{
j++;
if(j>=times)return(0);
}
}
return(1);
}
/*********************************************
Function: GetSMeter
Description:
Write/Modify: Perry.Liang
Time: 2006-1-24- 15:39:21
*********************************************/
unsigned char GetSMeter (void)
{
unsigned int inttemp;
unsigned char temp;
unsigned char i,max,min;
//F_ADDisable=1;
inttemp=0;
for (i=0,max=0,min=255;i<5;i++)
{
temp=(GetADValue(AD_FSU)>>1);
inttemp+=(int)temp;
if(temp<min)min=temp;
if(temp>max)max=temp;
}
//F_ADDisable=0;
temp = (inttemp-min-max)/3;
return(temp);
}
/*********************************************
Function: LoadArea
Description:
Write/Modify: Perry.Liang
Time: 2006-1-24- 15:38:56
*********************************************/
void LoadArea(void)
{
unsigned char i,j;
#ifdef D_STORE_DATA_IN_EEPROM
EepromByteRead(EEPROM_ADDR,RADIO_SETUP_POS,&SaveVal);
if(SaveVal == 0x0d)
{
EepromRead(EEPROM_ADDR,RADIO_FREQ_FM_POS,75,&EepromRadioBuff[0]);
for(i = 0; i < 5;i++)
{
if(i < 3){
for(j = 0; j < 6;j++)
Radio.FMBand[i].MemFreq[j] = ((EepromRadioBuff[i*15 +2*j +2]<< 8)| (EepromRadioBuff[i*15 + 2*j +1+2]));
Radio.FMBand[i].BandFreq = ((EepromRadioBuff[i*15 + 0] << 8) |(EepromRadioBuff[i*15 +1]));
Radio.FMBand[i].CurrentMem = EepromRadioBuff[15*i + 14];
}else {
for(j = 0;j < 6;j++)
Radio.AMBand[i - 3].MemFreq[j] = ((EepromRadioBuff[i*15 + 2*j+2] << 8 )|(EepromRadioBuff[i*15 + 2*j+1+2]));
Radio.AMBand[i -3].BandFreq = EepromRadioBuff[i*15 +0];
Radio.AMBand[i -3].CurrentMem = EepromRadioBuff[i*15 + 14];
}
}
Radio.MaxFreq=Area[Radio.Area].FMMaxFreq;
Radio.MinFreq=Area[Radio.Area].FMMinFreq;
Radio.Step=Area[Radio.Area].FMStep;
Radio.SeekStep=Area[Radio.Area].FMSeekStep;
Radio.CurrentBand=0;
return ;
}else
EepromByteWrite(EEPROM_ADDR,RADIO_SETUP_POS,0x0d);
#endif
for(i=0;i<5;i++)
{
if(i<3)
{
for(j=0;j<6;j++)
#ifdef D_STORE_DATA_IN_EEPROM
{
#endif
Radio.FMBand[i].MemFreq[j]=Area[Radio.Area].Band[i].MemFreq[j];
#ifdef D_STORE_DATA_IN_EEPROM
EepromRadioBuff[i*15+2*j+2] = (Radio.FMBand[i].MemFreq[j] >> 8)&0xff;
EepromRadioBuff[i*15+2*j+2+1] = (Radio.FMBand[i].MemFreq[j] )&0xff;
}
#endif
Radio.FMBand[i].BandFreq=Area[Radio.Area].Band[i].BandFreq;
Radio.FMBand[i].CurrentMem=Area[Radio.Area].Band[i].CurrentMem;
#ifdef D_STORE_DATA_IN_EEPROM
EepromRadioBuff[i*15] = (Radio.FMBand[i].BandFreq >> 8)&0xff;
EepromRadioBuff[i*15+1] = (Radio.FMBand[i].BandFreq )&0xff;
EepromRadioBuff[i*15 + 14] = (Radio.FMBand[i].CurrentMem);
#endif
}
else
{
for(j=0;j<6;j++)
#ifdef D_STORE_DATA_IN_EEPROM
{
#endif
Radio.AMBand[i-3].MemFreq[j]=Area[Radio.Area].Band[i].MemFreq[j];
#ifdef D_STORE_DATA_IN_EEPROM
EepromRadioBuff[i*15+2*j+2] = (Radio.AMBand[i-3].MemFreq[j] >> 8)&0xff;
EepromRadioBuff[i*15+2*j+2+1] = (Radio.AMBand[i-3].MemFreq[j] )&0xff;
}
#endif
Radio.AMBand[i-3].BandFreq=Area[Radio.Area].Band[i].BandFreq;
Radio.AMBand[i-3].CurrentMem=Area[Radio.Area].Band[i].CurrentMem;
#ifdef D_STORE_DATA_IN_EEPROM
EepromRadioBuff[i*15] = (Radio.AMBand[i-3].BandFreq >> 8)&0xff;
EepromRadioBuff[i*15+1] = (Radio.AMBand[i-3].BandFreq )&0xff;
EepromRadioBuff[i*15 + 14] = (Radio.AMBand[i-3].CurrentMem);
#endif
}
}
#ifdef D_STORE_DATA_IN_EEPROM
for(i = 0; i < 75;i++){
EepromByteWrite(EEPROM_ADDR,RADIO_FREQ_FM_POS+i, EepromRadioBuff[i]);
Wait1ms(50);
}
// EepromRead(EEPROM_ADDR,RADIO_FREQ_FM_POS,75,&EepromRadioBack[0]);
#endif
Radio.MaxFreq=Area[Radio.Area].FMMaxFreq;
Radio.MinFreq=Area[Radio.Area].FMMinFreq;
Radio.Step=Area[Radio.Area].FMStep;
Radio.SeekStep=Area[Radio.Area].FMSeekStep;
Radio.CurrentBand=0;
}
/*********************************************
Function: ChangeTV2
Description:
Write/Modify: Perry.Liang
Time: 2006-1-24- 15:38:55
*********************************************/
signed char ChangeTV2(unsigned char inputbuff)
{
if(inputbuff&0x80)
return (inputbuff&0x7F);
else
return (0-(inputbuff&0x7F));
}
/*********************************************
Function: ChangeToTV2
Description:
Write/Modify: Perry.Liang
Time: 2006-1-24- 15:38:54
*********************************************/
unsigned char ChangeToTV2(signed char inputbuff)
{
if(inputbuff&0x80)
return (0x80-(inputbuff&0x7F));
else
return ((inputbuff&0x7F)+0x80);
}
/*********************************************
Function: GetTV2
Description:
Write/Modify: Perry.Liang
Time: 2006-1-24- 15:38:52
*********************************************/
unsigned char GetTV2(unsigned int inputfreq)
{
volatile signed char temp;
volatile signed int tempslope;
if(FreqInAM(inputfreq))
return(0x90);
if(FreqInOirtFM(inputfreq))
{
if(inputfreq<6650)
return(EepromBuff[43]);
else if(inputfreq<7050)
return(EepromBuff[44]);
else
return(EepromBuff[45]);
}
if(FreqInJapanFM(inputfreq))
{
if(inputfreq<8100)
return(EepromBuff[50]);//need to consistent with the module EEPROM table
else if(inputfreq<8600)
return(EepromBuff[51]);
else
return(EepromBuff[52]);
}
if(FreqInWBFM(inputfreq))
//return(EepromBuff[49]);//need to consistent with the module EEPROM table
return(0xff);
if(inputfreq<Radio.TestPointFreq)
tempslope=Radio.Slope;
else
tempslope=Radio.Slope2;
temp=(signed char)((signed int)(Radio.TestPointFreq-inputfreq)/tempslope+Radio.TestPointVal);
return(ChangeToTV2(temp));
}
/*********************************************
Function: RadioInit
Description:
Write/Modify: Perry.Liang
Time: 2006-1-24- 15:38:51
*********************************************/
void RadioInit(void)
{
unsigned char i,j,k;
PD_AFS=1;
PCR1_AFS=1;
PCR2_AFS=1;
Pin_AFS=1;
PD_SSTOP=0;
PCR1_SSTOP=0;
PCR2_SSTOP=0;
PD_FSU=0;
PCR1_FSU=0;
PCR2_FSU=0;
EepromRead(TunerEepromAddress,0,1,&EepromBuff[0]);
//automatically to judge the module (TDA7540, TDA7541) to use if TDA7540_TUNER and/or TDA7541_TUNER are defined.
#if (TDA7540_TUNER && (!TDA7541_TUNER))
if(EepromBuff[0]==0x0C)
{
Radio.F_TDA7541=0;
EepromRead(TunerEepromAddress,10,53,&EepromBuff[0]);
}
else
#elif (TDA7541_TUNER && (!TDA7540_TUNER))
if(EepromBuff[0]==0x0B)
{
Radio.F_TDA7541=1;
EepromRead(TunerEepromAddress,10,53,&EepromBuff[0]);
}
else
#elif (TDA7540_TUNER && TDA7541_TUNER)
if(EepromBuff[0]==0x0C)
{
Radio.F_TDA7541=0;
EepromRead(TunerEepromAddress,10,53,&EepromBuff[0]);
//PrintLine("TAD7540 ");
}
else if(EepromBuff[0]==0x0B)
{
Radio.F_TDA7541=1;
EepromRead(TunerEepromAddress,10,53,&EepromBuff[0]);
//PrintLine("TDA7541 ");
}
else
#endif
{
// PrintLine("NO match");
/*DispNum[0]='N';
DispNum[1]='O';
DispNum[2]=' ';
DispNum[3]='M';
DispNum[4]='A';
DispNum[5]='T';
DispNum[6]='C';
DispNum[7]='H';
DisplayNumber();
DisplaySentData();
while(1);*/
}
Radio.TestPointFreq=9810;
Radio.TestPointVal=ChangeTV2(EepromBuff[41]);
if(EepromBuff[40]!=EepromBuff[41])
Radio.Slope=(signed int)(9810-8810)/(ChangeTV2(EepromBuff[40])-ChangeTV2(EepromBuff[41]));
else
Radio.Slope=(signed int)30000;
if(EepromBuff[41]!=EepromBuff[42])
Radio.Slope2=(signed int)(10750-9810)/(ChangeTV2(EepromBuff[41])-ChangeTV2(EepromBuff[42]));
else
Radio.Slope2=(signed int)30000;
//Pin_POWER=0;
//Radio.Area=Menu.Band_set;
//Radio.Area=AREA_OIRT;
Radio.Area=AREA_EUROPE;
//Radio.Area=AREA_JAPAN;
//Radio.Area=AREA_USA;
LoadArea();
Radio.F_ForceSetBuff=1;
RadioSetFreq(Radio.FMBand[0].BandFreq);
Radio.CurrentBand=0;
FmIdx = 0;
AmIdx = 0;
for(k=0;k<3;k++)
{
for(j=0;j<6;j++)
{
Radio.FMBand[k].MemAFNum[j]=0;
for(i=0;i<8;i++)
Radio.FMBand[k].MemAFList[j][i]=0xFF;
}
}
#if TDA7540_TUNER
if(!Radio.F_TDA7541)
{
DB4=8;//delta value---for RDA AF check
DB10=50;//for radio to speed up seek
DB20=66;//---for RDA AF check
DB40=105;//---for RDA AF check
}
#endif
#if TDA7541_TUNER
if(Radio.F_TDA7541)
{
/*DB4=6;//delta value---for RDA AF check
DB10=15;//for radio to speed up seek
DB20=25;//---for RDA AF check
DB40=51;//---for RDA AF check*/
DB4=6;//delta value---for RDA AF check
DB10=28;//for radio to speed up seek
DB20=42;//---for RDA AF check
DB40=70;//---for RDA AF check
}
#endif
}
/*********************************************
Function: RadioOn
Description:
Write/Modify: Perry.Liang
Time: 2006-1-24- 15:38:49
*********************************************/
void RadioOn(void)
{
if(!F_InEONTASwitch&&!F_InTASwitch)
{
//Radio.ReqFreq=Radio.Band[Radio.CurrentBand].BandFreq;
if(Radio.CurrentBand < FM_BAND_NUM)
Radio.ReqFreq=Radio.FMBand[FmIdx].BandFreq;
else
Radio.ReqFreq=Radio.AMBand[AmIdx].BandFreq;
Radio.F_ForceSetBuff=1;
RadioSetFreq(Radio.ReqFreq);
Radio.F_TunerDispReq=1;
}
RadioMute(SOFTOFF);
#ifndef NOT_SAVE_BAND_AF
RDSLoadBandAF();
#endif
}
/*********************************************
Function: RadioOff
Description:
Write/Modify: Perry.Liang
Time: 2006-1-24- 15:38:48
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