ad.lst

12位11通道AD转换芯片tlv2553,12位双通道DA转换芯片tlv5638

C51 COMPILER V7.01  AD                                                                     12/13/2006 21:40:32 PAGE 1   


C51 COMPILER V7.01, COMPILATION OF MODULE AD
OBJECT MODULE PLACED IN AD.OBJ
COMPILER INVOKED BY: C:\program files\Keil\C51\BIN\C51.EXE AD.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include"group.h"
   2          
   3          /*********************************
   4                   地址数据传输   
   5          *********************************/
   6          extern void AD_send(unsigned char ch)
   7          {
   8   1         unsigned char i;
   9   1         while(!AD_EOC);
  10   1         for(i=0;i<8;i++)
  11   1         {
  12   2            AD_CLK=0;
  13   2            if((ch&0x80)==0x80)
  14   2               AD_ADD=1;
  15   2            else
  16   2                   AD_ADD=0;
  17   2                AD_CLK=1;
  18   2                ch<<=1;
  19   2         }
  20   1         for(i=0;i<4;i++)
  21   1         {
  22   2            AD_CLK=0;
  23   2            i=i;
  24   2                i=i;
  25   2            AD_CLK=1;
  26   2         }
  27   1         AD_CLK=0;
  28   1      }
  29          
  30          extern void AD_IN(unsigned char ch)
  31          {  // while(!AD_EOC);
  32   1         AD_CS=0;
  33   1         AD_send(ch);
  34   1         AD_CS=1;
  35   1      }
  36          /**********************************
  37                    模拟量转换
  38          **********************************/
  39          extern unsigned int AD_GET(unsigned char ch)
  40          {
  41   1          unsigned char i;
  42   1          unsigned int ad;
  43   1          AD_IN(ch);
  44   1          i=20;
  45   1              while(i--);
  46   1              AD_CS=0;
  47   1              for (i=0;i<12;i++)
  48   1          { 
  49   2             AD_OUT=0;
  50   2                 AD_CLK=1;
  51   2                 if(AD_OUT==1){ad|=1;}
  52   2                 if(AD_OUT==0){ad|=0;}
  53   2                 AD_CLK=0;
  54   2                 ad<<=1;
  55   2              }
C51 COMPILER V7.01  AD                                                                     12/13/2006 21:40:32 PAGE 2   

  56   1              AD_CS=1;
  57   1          ad>>=1;
  58   1              return(ad);
  59   1      }
  60          
  61          //------------------------------
  62          extern void AD_main(void)
  63          {  
  64   1         unsigned long ad1,ad2,ad3;
  65   1         
  66   1              ad1=AD_GET(0x20);
  67   1                  ad1=ad1*100;
  68   1                  display_char(1,0,ad1/81900+'0');
  69   1                      display_char(2,0,ad1%81900/8190+'0');
  70   1                      display_char(3,0,ad1%81900%8190/819+'0');
  71   1                      display_char(4,0,ad1%81900%8190%819/81.9+'0');
  72   1      
  73   1                  ad2=AD_GET(0x40);
  74   1                  ad2=ad2*100;
  75   1                  display_char(6,0,ad2/81900+'0');
  76   1                      display_char(7,0,ad2%81900/8190+'0');
  77   1                      display_char(8,0,ad2%81900%8190/819+'0');
  78   1                      display_char(9,0,ad2%81900%8190%819/81.9+'0');
  79   1          
  80   1              ad3=ad1-ad2;
  81   1                  display_char(11,0,ad3/81900+'0');
  82   1                      display_char(12,0,ad3%81900/8190+'0');
  83   1                      display_char(13,0,ad3%81900%8190/819+'0');
  84   1                      display_char(14,0,ad3%81900%8190%819/81.9+'0');         
  85   1      }       


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    909    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      12
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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