📄 slrc632.lst
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440 2 waitFor = 0x04;
441 2 recebyte=1;
442 2 break;
443 2 case PCD_LOADCONFIG:
444 2 case PCD_LOADKEYE2:
445 2 case PCD_AUTHENT1:
446 2 irqEn = 0x05;
447 2 waitFor = 0x04;
448 2 break;
449 2 case PCD_CALCCRC:
450 2 irqEn = 0x11;
451 2 waitFor = 0x10;
452 2 break;
453 2 case PCD_AUTHENT2:
454 2 irqEn = 0x04;
455 2 waitFor = 0x04;
456 2 break;
457 2 case PCD_RECEIVE:
458 2 irqEn = 0x06;
459 2 waitFor = 0x04;
460 2 recebyte=1;
461 2 break;
462 2 case PCD_LOADKEY:
463 2 irqEn = 0x05;
464 2 waitFor = 0x04;
465 2 break;
466 2 case PCD_TRANSMIT:
467 2 irqEn = 0x05;
468 2 waitFor = 0x04;
469 2 break;
470 2 case PCD_TRANSCEIVE:
471 2 irqEn = 0x3D;
472 2 waitFor = 0x04;
473 2 recebyte=1;
474 2 break;
475 2 default:
476 2 pi->MfCommand = MI_UNKNOWN_COMMAND;
477 2 break;
478 2 }
479 1
480 1 if (pi->MfCommand != MI_UNKNOWN_COMMAND)
481 1 {
482 2 WriteRawRC(RegPage,0x00);
483 2 WriteRawRC(RegInterruptEn,0x7F);
484 2 WriteRawRC(RegInterruptRq,0x7F);
485 2 WriteRawRC(RegCommand,PCD_IDLE);
486 2 SetBitMask(RegControl,0x01);
487 2 WriteRawRC(RegInterruptEn,irqEn|0x80);
488 2 for (i=0; i<pi->MfLength; i++)
489 2 {
C51 COMPILER V8.05a SLRC632 07/05/2010 23:34:44 PAGE 9
490 3 WriteRawRC(RegFIFOData, pi->MfData[i]);
491 3 }
492 2 WriteRawRC(RegCommand, pi->MfCommand);
493 2 i = 0x3500;
494 2 do
495 2 {
496 3 n = ReadRawRC(RegInterruptRq);
497 3 i--;
498 3 }
499 2 while ((i!=0) && !(n&irqEn&0x20) && !(n&waitFor));
500 2 status = MI_COM_ERR;
501 2 if ((i!=0) && !(n&irqEn&0x20))
502 2 {
503 3 if (!(ReadRawRC(RegErrorFlag)&0x17))
504 3 {
505 4 status = MI_OK;
506 4 if (recebyte)
507 4 {
508 5 n = ReadRawRC(RegFIFOLength);
509 5 lastBits = ReadRawRC(RegSecondaryStatus) & 0x07;
510 5 if (lastBits)
511 5 {
512 6 pi->MfLength = (n-1)*8 + lastBits;
513 6 }
514 5 else
515 5 {
516 6 pi->MfLength = n*8;
517 6 }
518 5 if (n == 0)
519 5 {
520 6 n = 1;
521 6 }
522 5 for (i=0; i<n; i++)
523 5 {
524 6 pi->MfData[i] = ReadRawRC(RegFIFOData);
525 6 }
526 5 }
527 4 }
528 3 else if (ReadRawRC(RegErrorFlag)&0x01)
529 3 {
530 4 status = MI_COLLERR;
531 4 if (recebyte)
532 4 {
533 5 n = ReadRawRC(RegFIFOLength);
534 5 lastBits = ReadRawRC(RegSecondaryStatus) & 0x07;
535 5 if (lastBits)
536 5 {
537 6 pi->MfLength = (n-1)*8 + lastBits;
538 6 }
539 5 else
540 5 {
541 6 pi->MfLength = n*8;
542 6 }
543 5 if (n == 0)
544 5 {
545 6 n = 1;
546 6 }
547 5 for (i=0; i<n; i++)
548 5 {
549 6 pi->MfData[i+1] = ReadRawRC(RegFIFOData);
550 6 }
551 5 }
C51 COMPILER V8.05a SLRC632 07/05/2010 23:34:44 PAGE 10
552 4 pi->MfData[0]=ReadRawRC(0x0B);
553 4 }
554 3
555 3 }
556 2 else if (n & irqEn & 0x20)
557 2 { status = MI_NOTAGERR; }
558 2 else if (!(ReadRawRC(RegErrorFlag)&0x17))
559 2 { status = MI_ACCESSTIMEOUT; }
560 2 else
561 2 { status = MI_COM_ERR; }
562 2
563 2 WriteRawRC(RegInterruptEn,0x7F);
564 2 WriteRawRC(RegInterruptRq,0x7F);
565 2 SetBitMask(RegControl,0x04); // stop timer now
566 2 WriteRawRC(RegCommand,PCD_IDLE);
567 2 }
568 1 return status;
569 1 }
570
571
572 /*
573 /////////////////////////////////////////////////////////////////////
574 //读RC632EEPROM
575 //input :startaddr=EEPROM地址（低位在前）
576 // length=读字节数
577 //output:readdata=读出的数据
578 /////////////////////////////////////////////////////////////////////
579 char PcdReadE2(unsigned int startaddr,unsigned char length,unsigned char *readdata)
580 {
581 char status;
582 struct TranSciveBuffer MfComData;
583 struct TranSciveBuffer *pi;
584 pi = &MfComData;
585
586 MfComData.MfCommand = PCD_READE2;
587 MfComData.MfLength = 3;
588 MfComData.MfData[0] = startaddr&0xFF;
589 MfComData.MfData[1] = (startaddr >> 8) & 0xFF;
590 MfComData.MfData[2] = length;
591
592 status = PcdComTransceive(pi);
593
594 if (status == MI_OK)
595 { memcpy(readdata, &MfComData.MfData[0], length); }
596 return status;
597 }
598
599 /////////////////////////////////////////////////////////////////////
600 //写RC632EEPROM
601 //input :startaddr=EEPROM地址（低位在前）
602 // length=写字节数
603 // writedata=要写入的数据
604 /////////////////////////////////////////////////////////////////////
605 char PcdWriteE2(unsigned int startaddr,unsigned char length,unsigned char *writedata)
606 {
607 char status;
608 struct TranSciveBuffer MfComData;
609 struct TranSciveBuffer *pi;
610 pi = &MfComData;
611
612 MfComData.MfCommand = PCD_WRITEE2;
613 MfComData.MfLength = length+2;
C51 COMPILER V8.05a SLRC632 07/05/2010 23:34:44 PAGE 11
614 MfComData.MfData[0] = startaddr&0xFF;
615 MfComData.MfData[1] = (startaddr >> 8) & 0xFF;
616 memcpy(&MfComData.MfData[2], writedata, length);
617
618 status = PcdComTransceive(pi);
619 return status;
620 }
621 */
622
623 /////////////////////////////////////////////////////////////////////
624 //开启天线
625 //每次启动或关闭天险发射之间应至少有1ms的间隔
626 /////////////////////////////////////////////////////////////////////
627 char PcdAntennaOn()
628 {
629 1 unsigned char i;
630 1 i = ReadRawRC(RegTxControl);
631 1 if (i & 0x03)
632 1 { return MI_OK; }
633 1 else
634 1 {
635 2 SetBitMask(RegTxControl, 0x03);
636 2 return MI_OK;
637 2 }
638 1 }
639
640 /////////////////////////////////////////////////////////////////////
641 //关闭天线
642 /////////////////////////////////////////////////////////////////////
643 char PcdAntennaOff()
644 {
645 1 ClearBitMask(RegTxControl, 0x03);
646 1 return MI_OK;
647 1 }
648
649
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 1828 ----
CONSTANT SIZE = ---- ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = ---- 15
IDATA SIZE = ---- ----
BIT SIZE = ---- 1
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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