📄 tv.lst
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244 1 DataOutValid=0; //02Jun08
245 1 vTvSetCh(); //29Aug08
246 1
247 1 bTvLastChannel=bTvCurrChIndex; //07Oct08
248 1 #ifdef SUPPORT_UART_PRINTF
249 1 DRS232LogS("Init Tuner Ok.\n");
250 1 #endif
251 1
252 1 }
253
254 void vFreqSwitch(BIT dir) //martin 13May08
255 {
256 1
257 1 if(dir == UP_SEARCH)
258 1 {
259 2 if(fgTunerType == 0x01) //tuner:xf6a
260 2 {
261 3 if((_sTunerPLL.wDB>VHF_LOW_TOP_XF6A) && (_sTunerPLL.wDB<VHF_HIGH_BOT_XF6A))
262 3 {
263 4 _sTunerPLL.wDB =VHF_HIGH_BOT_XF6A;
264 4 }
265 3 else if((_sTunerPLL.wDB>VHF_HIGH_TOP_XF6A) && (_sTunerPLL.wDB<UHF_BOT_XF6A))
266 3 {
267 4 _sTunerPLL.wDB = UHF_BOT_XF6A;
268 4 }
269 3 }
270 2 else //tuner:TNJ7355
271 2 {
272 3 if((_sTunerPLL.wDB>VHF_LOW_TOP) && (_sTunerPLL.wDB<VHF_HIGH_BOT))
273 3 {
274 4 _sTunerPLL.wDB =VHF_HIGH_BOT;
275 4 }
276 3 else if((_sTunerPLL.wDB>VHF_HIGH_TOP) && (_sTunerPLL.wDB<UHF_BOT))
277 3 {
278 4 _sTunerPLL.wDB = UHF_BOT;
279 4 }
280 3 }
281 2 }
282 1 else //DOWN SEARCH
283 1 {
284 2 if(fgTunerType == TV_TYPE_XF6A) //tuner:xf6a
285 2 {
286 3 if((_sTunerPLL.wDB>VHF_LOW_TOP_XF6A) && (_sTunerPLL.wDB<VHF_HIGH_BOT_XF6A))
287 3 {
288 4 _sTunerPLL.wDB =VHF_LOW_TOP_XF6A;
289 4 }
290 3 else if((_sTunerPLL.wDB>VHF_HIGH_TOP_XF6A) && (_sTunerPLL.wDB<UHF_BOT_XF6A))
291 3 {
292 4 _sTunerPLL.wDB = VHF_HIGH_TOP_XF6A;
293 4 }
294 3 }
295 2 else //tuner:TNJ7355
296 2 {
297 3 if((_sTunerPLL.wDB>VHF_LOW_TOP) && (_sTunerPLL.wDB<VHF_HIGH_BOT))
298 3 {
299 4 _sTunerPLL.wDB =VHF_LOW_TOP;
300 4 }
301 3 else if((_sTunerPLL.wDB>VHF_HIGH_TOP) && (_sTunerPLL.wDB<UHF_BOT))
C51 COMPILER V8.05a TV 01/05/2009 15:57:49 PAGE 6
302 3 {
303 4 _sTunerPLL.wDB = VHF_HIGH_TOP;
304 4 }
305 3 }
306 2 }
307 1 }
308
309
310 void vBandFreSet(void) //martin 13May08
311 {
312 1 if(fgTunerType == TV_TYPE_XF6A) //16Sep08
313 1 {
314 2 if((_sTunerPLL.wDB<VHF_LOW_BOT_XF6A) || (_sTunerPLL.wDB>UHF_TOP_XF6A))
315 2 {
316 3 _sTunerPLL.wDB=VHF_LOW_BOT_XF6A;
317 3 sTvCurrChannel.wFreq = _sTunerPLL.wDB; //28Aug08
318 3 }
319 2
320 2 if((_sTunerPLL.wDB>=VHF_LOW_BOT_XF6A) && (_sTunerPLL.wDB<=VHF_LOW_TOP_XF6A))
321 2 {
322 3 _sTunerPLL.bBB = TUNER_BB1;
323 3 }
324 2 else if((_sTunerPLL.wDB>=VHF_HIGH_BOT_XF6A) && (_sTunerPLL.wDB<=VHF_HIGH_TOP_XF6A))
325 2 {
326 3 _sTunerPLL.bBB = TUNER_BB2;
327 3 }
328 2 else if((_sTunerPLL.wDB>=UHF_BOT_XF6A) &&(_sTunerPLL.wDB <=UHF_TOP_XF6A))
329 2 {
330 3 _sTunerPLL.bBB = TUNER_BB3_XF6A;
331 3
332 3 }
333 2
334 2 }
335 1 else
336 1 {
337 2 if((_sTunerPLL.wDB<VHF_LOW_BOT) || (_sTunerPLL.wDB>UHF_TOP))
338 2 {
339 3 _sTunerPLL.wDB=VHF_LOW_BOT;
340 3 sTvCurrChannel.wFreq = _sTunerPLL.wDB; //29Aug08
341 3 }
342 2
343 2 if((_sTunerPLL.wDB>=VHF_LOW_BOT) && (_sTunerPLL.wDB<=VHF_LOW_TOP))
344 2 {
345 3 _sTunerPLL.bBB = TUNER_BB1;
346 3 }
347 2 else if((_sTunerPLL.wDB>=VHF_HIGH_BOT) && (_sTunerPLL.wDB<=VHF_HIGH_TOP))
348 2 {
349 3 _sTunerPLL.bBB = TUNER_BB2;
350 3 }
351 2 else if((_sTunerPLL.wDB>=UHF_BOT) &&(_sTunerPLL.wDB <=UHF_TOP))
352 2 {
353 3 _sTunerPLL.bBB = TUNER_BB3;
354 3 }
355 2 }
356 1 }
357
358 void vTvSearchSetFre(void) //martin 08Jun08 add
359 {
360 1 BYTE bData[4];
361 1
362 1 vBandFreSet();
363 1
C51 COMPILER V8.05a TV 01/05/2009 15:57:49 PAGE 7
364 1 //29Aug08 return 1;
365 1
366 1 #ifdef MARTIN_TEST_TV_IIC //29May08 test
bData[0] = 0x1f; //frequency: 471.25M
bData[1] = 0xe2;
bData[2] = TUNER_CB1;
bData[2] = 0xce;
bData[3] = 0x04;
#else
374 1 bData[0] = (_sTunerPLL.wDB >>8) & 0xff;
375 1 bData[1] = _sTunerPLL.wDB ;
376 1 // bData[2] = TUNER_CB1;
377 1 bData[2] = _sTunerPLL.bCB;
378 1 bData[3] = _sTunerPLL.bBB;
379 1 #endif
380 1
381 1 vTV_PLL_Write(bData);
382 1
383 1 //29Aug08 return 0;
384 1 }
385
386
387 BOOL vTvSetCh(void)
388 {
389 1 BYTE bData[4];
390 1 BYTE bTempSystem; // ,bTempSound;
391 1 bTempSystem=(sTvCurrChannel.bSystem & 0x07);
392 1 // bTempSound=(sTvCurrChannel.bSystem & 0x38)>>3;
393 1
394 1 vBandFreSet();
395 1
396 1 #ifdef MARTIN_TEST_TV_IIC //29May08 test
bData[0] = 0x1f;
bData[1] = 0xe2;
bData[2] = TUNER_CB1;
bData[2] = 0xce;
bData[3] = 0x04;
#else
404 1 bData[0] = (_sTunerPLL.wDB >>8) & 0xff;
405 1 bData[1] = _sTunerPLL.wDB ;
406 1 // bData[2] = TUNER_CB1;
407 1 bData[2] = _sTunerPLL.bCB;
408 1 bData[3] = _sTunerPLL.bBB;
409 1 #endif
410 1
411 1 vTV_PLL_Write(bData);
412 1
413 1 bData[0] = IF_RESERVED;
414 1 #ifdef MARTIN_TEST_TV_IIC //29May08 test //PAL B/G 471.25M
bData[1] = 0x56;
bData[2] = 0x70;
bData[3] = 0x09;
#else
419 1 #if 0
bTvCurrSystem=(sTvCurrChannel.bSystem & 0x07);
bTvCurrSound=(sTvCurrChannel.bSystem & 0x38 )>>3;
bTvPllGate=0x00;
bTVSoundCarrier=bTvCurrSound; //Sound Default == setup menu
if((bTvCurrSystem == SV_NTSC)||(bTvCurrSystem == SV_PAL_M)||(bTvCurrSystem == SV_PAL_N))
C51 COMPILER V8.05a TV 01/05/2009 15:57:49 PAGE 8
{
if(bTvCurrSound != SV_MN)
{
bTvCurrSound=bTVSoundCarrier = SV_MN; //sound set MN,
sTvCurrChannel.bSystem &= 0xc7; //sound set MN,
}
}
if(bTvCurrSystem == SV_SECAM_L)
{
if(bTvCurrSound == SV_MN)
{
bTvPllGate=0x01;
bTvCurrPolarity=IF_SWITCH_SEACAM_L; //Positive
bTVSoundCarrier=SV_DK; //SEACAM L +DK
}
else
bTvCurrPolarity=IF_SWITCH_SEACAM_DK; //Negative
}
else if(bTvCurrSystem == SV_SECAM_L2)
{
if(bTvCurrSound == SV_MN)
{
bTvPllGate=0x01;
bTvCurrPolarity=IF_SWITCH_SEACAM_L1; //Positive
bTVSoundCarrier=SV_DK; //SEACAM L' +DK
}
else
bTvCurrPolarity=IF_SWITCH_SEACAM_L1_DK; //Negative
}
else
bTvCurrPolarity=IF_SWITCH_PAL; //Negative
if(bTvCurrSystem == SV_SECAM_L2)
bTvCurrIF=0x04; //33.9M
else
bTvCurrIF=0x02; //38.9M
bData[0] = IF_RESERVED;
bData[1] = bTvCurrPolarity;
bData[2] = IF_ADJUST_PAL;
bData[3] = (bTvPllGate<<6)| (bTvCurrIF <<2 ) | bTVSoundCarrier;
#else
472 1
473 1
474 1 if(bTempSystem ==SV_PAL)
475 1 {
476 2 bData[1] =IF_SWITCH_PAL;
477 2 bData[2] = IF_ADJUST_PAL;
478 2
479 2 if (bTvCurrSound==SV_BG) //TV_SOUND_BG
480 2 {
481 3 bData[3] = IF_DATA_PAL_BG; // BG
482 3 sTvCurrChannel.bSystem &= 0xc7;
483 3 sTvCurrChannel.bSystem |= 0x08; //17Jul08 seacam_l + sound_BG
484 3 }
485 2 else if (bTvCurrSound==SV_I) //TV_SOUND_I
486 2 {
487 3 bData[3] = IF_DATA_PAL_I; // I
C51 COMPILER V8.05a TV 01/05/2009 15:57:49 PAGE 9
488 3 }
489 2 else if (bTvCurrSound==SV_DK) //TV_SOUND_DK
490 2 {
491 3 bData[3] = IF_DATA_PAL_DK; // DK
492 3 }
493 2 else if (bTvCurrSound==SV_MN) //TV_SOUND_MN_L
494 2 {
495 3 bData[3] = IF_DATA_PAL_MN; // MN
496 3 }
497 2 }
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