C51 COMPILER V7.50   ISO14443B                                                             07/25/2008 17:05:20 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE ISO14443B
OBJECT MODULE PLACED IN iso14443b.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE iso14443b.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <REGX52.H>
   2          #include <main.h>
   3          #include <iso14443b.h>
   4          #include <src632.h>
   5          #include <string.h>
   6          #include <intrins.h>
   7          
   8          extern unsigned char g_cFWI;
   9          extern struct TranSciveBuffer{unsigned char MfCommand;
  10                                        unsigned int  MfLength;
  11                                        unsigned char MfData[64];
  12                                       };
  13          
  14          //////////////////////////////////////////////////////////////////////
  15          //REQUEST B
  16          //////////////////////////////////////////////////////////////////////
  17          char M531PiccRequestB(unsigned char req_code, 
  18                                unsigned char AFI, 
  19                                unsigned char N, 
  20                                unsigned char *ATQB)
  21          {
  22   1          char  status;
  23   1          struct TranSciveBuffer MfComData;
  24   1          struct TranSciveBuffer *pi;
  25   1          pi=&MfComData;
  26   1      
  27   1          ClearBitMask(RegControl,0x08);      // disable crypto 1 unit   
  28   1          
  29   1          SetBitMask(RegTxControl,0x03);      // Tx2RF-En, Tx1RF-En enable
  30   1      
  31   1          PcdSetTmo(5);
  32   1          MfComData.MfCommand = PCD_TRANSCEIVE;
  33   1          MfComData.MfLength  = 3;
  34   1          MfComData.MfData[0] = ISO14443B_ANTICOLLISION;             // APf code
  35   1          MfComData.MfData[1] = AFI;                // 
  36   1          MfComData.MfData[2] = ((req_code<<3)&0x08) | (N&0x07);  // PARAM
  37   1       
  38   1          status = PcdComTransceive(pi);
  39   1      
  40   1          if (status!=MI_OK && status!=MI_NOTAGERR)
  41   1          {   status = MI_COLLERR;   }
  42   1          
  43   1          if (MfComData.MfLength != 96)
  44   1          {   status = MI_COM_ERR;   }
  45   1          
  46   1          if (status == MI_OK) 
  47   1          {   
  48   2              memcpy(ATQB, &MfComData.MfData[0], 16);
  49   2              PcdSetTmo(ATQB[11]>>4); 
  50   2          }   
  51   1          return status;
  52   1      }   


MODULE INFORMATION:   STATIC OVERLAYABLE
C51 COMPILER V7.50   ISO14443B                                                             07/25/2008 17:05:20 PAGE 2   

   CODE SIZE        =    139    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      77
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)