?? gpif.lst
字號:
340 void SetEP2GPIFFLGSEL( WORD DP_FIFOFlag )
341 {
342 1 EP2GPIFFLGSEL = DP_FIFOFlag;
343 1 }
344
345 // Set EP4GPIF Decision Point FIFO Flag Select (PF, EF, FF)
346 void SetEP4GPIFFLGSEL( WORD DP_FIFOFlag )
347 {
348 1 EP4GPIFFLGSEL = DP_FIFOFlag;
349 1 }
350
351 // Set EP6GPIF Decision Point FIFO Flag Select (PF, EF, FF)
352 void SetEP6GPIFFLGSEL( WORD DP_FIFOFlag )
353 {
354 1 EP6GPIFFLGSEL = DP_FIFOFlag;
355 1 }
356
357 // Set EP8GPIF Decision Point FIFO Flag Select (PF, EF, FF)
358 void SetEP8GPIFFLGSEL( WORD DP_FIFOFlag )
359 {
360 1 EP8GPIFFLGSEL = DP_FIFOFlag;
361 1 }
362
363 // Set EP2GPIF Programmable Flag STOP, overrides Transaction Count
364 void SetEP2GPIFPFSTOP( void )
365 {
C51 COMPILER V7.07 GPIF 10/08/2004 10:11:19 PAGE 7
366 1 EP2GPIFPFSTOP = 0x01;
367 1 }
368
369 // Set EP4GPIF Programmable Flag STOP, overrides Transaction Count
370 void SetEP4GPIFPFSTOP( void )
371 {
372 1 EP4GPIFPFSTOP = 0x01;
373 1 }
374
375 // Set EP6GPIF Programmable Flag STOP, overrides Transaction Count
376 void SetEP6GPIFPFSTOP( void )
377 {
378 1 EP6GPIFPFSTOP = 0x01;
379 1 }
380
381 // Set EP8GPIF Programmable Flag STOP, overrides Transaction Count
382 void SetEP8GPIFPFSTOP( void )
383 {
384 1 EP8GPIFPFSTOP = 0x01;
385 1 }
386
387 // write single byte to PERIPHERAL, using GPIF
388 void Peripheral_SingleByteWrite( BYTE gdata )
389 {
390 1 while( !( GPIFTRIG & 0x80 ) ) // poll GPIFTRIG.7 Done bit
391 1 {
392 2 ;
393 2 }
394 1
395 1 XGPIFSGLDATLX = gdata; // trigger GPIF
396 1 // ...single byte write transaction
397 1 }
398
399 // write single word to PERIPHERAL, using GPIF
400 void Peripheral_SingleWordWrite( WORD gdata )
401 {
402 1 while( !( GPIFTRIG & 0x80 ) ) // poll GPIFTRIG.7 Done bit
403 1 {
404 2 ;
405 2 }
406 1
407 1 // using register(s) in XDATA space
408 1 XGPIFSGLDATH = gdata >> 8;
409 1 XGPIFSGLDATLX = gdata; // trigger GPIF
410 1 // ...single word write transaction
411 1 }
412
413 // read single byte from PERIPHERAL, using GPIF
414 void Peripheral_SingleByteRead( BYTE xdata *gdata )
415 {
416 1 static BYTE g_data = 0x00;
417 1
418 1 while( !( GPIFTRIG & 0x80 ) ) // poll GPIFTRIG.7 Done bit
419 1 {
420 2 ;
421 2 }
422 1
423 1 // using register(s) in XDATA space, dummy read
424 1 g_data = XGPIFSGLDATLX; // trigger GPIF
425 1 // ...single byte read transaction
426 1 while( !( GPIFTRIG & 0x80 ) ) // poll GPIFTRIG.7 Done bit
427 1 {
C51 COMPILER V7.07 GPIF 10/08/2004 10:11:19 PAGE 8
428 2 ;
429 2 }
430 1
431 1 // using register(s) in XDATA space,
432 1 *gdata = XGPIFSGLDATLNOX; // ...GPIF reads byte from PERIPHERAL
433 1 }
434
435 // read single word from PERIPHERAL, using GPIF
436 void Peripheral_SingleWordRead( WORD xdata *gdata )
437 {
438 1 BYTE g_data = 0x00;
439 1
440 1 while( !( GPIFTRIG & 0x80 ) ) // poll GPIFTRIG.7 Done bit
441 1 {
442 2 ;
443 2 }
444 1
445 1 // using register(s) in XDATA space, dummy read
446 1 g_data = XGPIFSGLDATLX; // trigger GPIF
447 1 // ...single word read transaction
448 1
449 1 while( !( GPIFTRIG & 0x80 ) ) // poll GPIFTRIG.7 Done bit
450 1 {
451 2 ;
452 2 }
453 1
454 1 // using register(s) in XDATA space, GPIF reads word from PERIPHERAL
455 1 *gdata = ( ( WORD )XGPIFSGLDATH << 8 ) | ( WORD )XGPIFSGLDATLNOX;
456 1 }
457
458 #define GPIFTRIGWR 0
459 #define GPIFTRIGRD 4
460
461 #define GPIF_EP2 0
462 #define GPIF_EP4 1
463 #define GPIF_EP6 2
464 #define GPIF_EP8 3
465
466 // write byte(s)/word(s) to PERIPHERAL, using GPIF and EPxFIFO
467 // if EPx WORDWIDE=0 then write byte(s)
468 // if EPx WORDWIDE=1 then write word(s)
469 void Peripheral_FIFOWrite( BYTE FIFO_EpNum )
470 {
471 1 while( !( GPIFTRIG & 0x80 ) ) // poll GPIFTRIG.7 Done bit
472 1 {
473 2 ;
474 2 }
475 1
476 1 // trigger FIFO write transaction(s), using SFR
477 1 GPIFTRIG = FIFO_EpNum; // R/W=0, EP[1:0]=FIFO_EpNum for EPx write(s)
478 1 }
479
480 // read byte(s)/word(s) from PERIPHERAL, using GPIF and EPxFIFO
481 // if EPx WORDWIDE=0 then read byte(s)
482 // if EPx WORDWIDE=1 then read word(s)
483 void Peripheral_FIFORead( BYTE FIFO_EpNum )
484 {
485 1 while( !( GPIFTRIG & 0x80 ) ) // poll GPIFTRIG.7 GPIF Done bit
486 1 {
487 2 ;
488 2 }
489 1
C51 COMPILER V7.07 GPIF 10/08/2004 10:11:19 PAGE 9
490 1 // trigger FIFO read transaction(s), using SFR
491 1 GPIFTRIG = GPIFTRIGRD | FIFO_EpNum; // R/W=1, EP[1:0]=FIFO_EpNum for EPx read(s)
492 1 }
493
494
495 #endif
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 390 ----
CONSTANT SIZE = ---- ----
XDATA SIZE = 135 ----
PDATA SIZE = ---- ----
DATA SIZE = 1 ----
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -