posutils.lst

mifarea卡程序mifarea卡程序mifarea卡程序

C51 COMPILER V8.00   POSUTILS                                                              04/23/2009 15:56:14 PAGE 1   


C51 COMPILER V8.00, COMPILATION OF MODULE POSUTILS
OBJECT MODULE PLACED IN .\out_sst89e564\posutils.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE source\posutils.c LARGE BROWSE ORDER NOAREGS DEBUG OBJECTEXTEND PRINT(.\pos
                    -utils.lst) OBJECT(.\out_sst89e564\posutils.obj)

line level    source

   1          #include "posutils.h" 
   2          
   3          /***************************************************************************
   4            SUPPOSE dsp CONTAINS THE ASSCII ARRAY "12345F" AND WE EXECUTE THIS FUNCTION
   5            THEN THE ARRAY  AT hex WILL CONTAIN 12H,34H, 5FH
   6          ****************************************************************************
   7          void DSP_2_HEX(unsigned char *dsp, unsigned char *hex, int count)
   8          {
   9              int i;
  10          
  11              for (i = 0; i < count; i++)
  12              {
  13                  hex[i] = ((dsp[i << 1] <= 0x39) ? dsp[i << 1] - 0x30
  14                                                 : dsp[i << 1] - 0x41 + 10);
  15                  hex[i] = hex[i] << 4;
  16                  hex[i] += ((dsp[(i << 1) + 1] <= 0x39) ? dsp[(i << 1) + 1] - 0x30
  17                                                 : dsp[(i << 1) + 1] - 0x41 + 10);
  18              }
  19          }
  20          
  21          /***************************************************************************
  22           SUPPOSE HEX CONTAINS THREE BYTES:12H 34H, 5FH AND WE EXECUTE THIS FUNCTION
  23           THEN dsp WILL CONTAIN ASCII BYTES "12345F"
  24          **************************************************************************
  25          void HEX_2_DSP(unsigned char *hex, unsigned char *dsp, int count)
  26          {
  27              int i;
  28              unsigned char ch;
  29              
  30              for(i = 0; i < count; i++)
  31              {
  32                  ch = (hex[i] & 0xf0) >> 4;
  33                  dsp[i << 1] = (ch > 9) ? ch + 0x41 - 10 : ch + 0x30;
  34                  ch = hex[i] & 0xf;
  35                  dsp[(i << 1) + 1] = (ch > 9) ? ch + 0x41 - 10 : ch + 0x30;
  36              }
  37          }
  38          
  39          /*将两字节bcd码转换成hex码*/
  40          unsigned int bcd2hex(unsigned char *buf)
  41          {
  42   1              unsigned int temp;
  43   1              temp=(buf[0]>>4)*1000 + (buf[0]&0x0f)*100 + (buf[1]>>4)*10 + (buf[1]&0x0f);
  44   1          return(temp);
  45   1      }
  46          /***********************************************/
  47          /* 将整形数字转换成两字节bcd码放入 buf*/
  48          void hex2bcd(int hexnum, unsigned char *buf)
  49          {
  50   1      //      int data th, ha, te, on;
  51   1      
  52   1              for(buf[0]=0; hexnum >= 1000; buf[0] += 0x10, hexnum -= 1000);
  53   1              for(        ; hexnum >= 100;  buf[0] += 0x01, hexnum -= 100);
  54   1              for(buf[1]=0; hexnum >= 10;   buf[1] += 0x10, hexnum -= 10);
C51 COMPILER V8.00   POSUTILS                                                              04/23/2009 15:56:14 PAGE 2   

  55   1              buf[1] += hexnum;
  56   1      
  57   1              /*
  58   1              th = hexnum / 1000;
  59   1              on = hexnum % 1000;
  60   1      
  61   1              ha = on / 100;
  62   1              on = on % 100;
  63   1      
  64   1              te = on / 10;
  65   1              on = on % 10;
  66   1      
  67   1              buf[0] = th << 4 + ha;
  68   1              buf[1] = te << 4 + on;
  69   1              */
  70   1      }
  71          /**********************************************/        


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    171    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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