7218child.lst

maxim的AD191的AD采样控制程序

C51 COMPILER V7.06   7218CHILD                                                             07/16/2005 14:01:53 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE 7218CHILD
OBJECT MODULE PLACED IN 7218child.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE 7218child.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          //*7218在硬件译码的时候，低四位数据进行译码，最高位控制小数点，其余三位无效*/
   2          // distab保存要显示的8位数据（每一位为一个字节）
   3          // ledtab为7218软件译码字型表
   4          #include<reg52.h>
   5          //#include<intrins.h>
   6          #include<absacc.h>
   7          #define DisCmd XBYTE [0xC100]                     //7218控制字地址
   8          #define DisData XBYTE [0xC000]                    //7218数据口地址
   9          #define scode 0xb0                                //7218软件译码方式命令字
  10          #define bcode 0x90                                //B码译码方式命令字
  11          #define hexcode 0xd0                              //软件译码方式命令字
  12          #define unchar  unsigned char 
  13          char distab[8]={0x0,0x1,0x2,0x3,0x4,0x5,0x6,0x7} ; // 要显示的内容
  14          char ledtab[]={ 0xfb,0xb0,0xed,0xf5,0xb6,0xd7,0xdf,0xf0,
  15                         //0,   1,    2,   3,   4,   5,   6,   7 
  16                          0xff,0xf7,0xfe,0x9f,0xcb,0xbd,0xcf,0xce,0x80 };
  17                         //8    ,9   ,a   ,b   ,c    ,d  ,e    ,f ,熄灭   
  18             
  19          void display()
  20          {
  21   1        
  22   1         unchar i;      
  23   1         DisCmd=scode;            //采用软件译码
  24   1         for(i=0;i<8;i++)      //将distab中的数据送如7218
  25   1         {
  26   2           DisData=ledtab[distab[i]]; //查表转化并将字型送入7218
  27   2         }
  28   1         
  29   1      
  30   1      
  31   1       }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     26    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     25    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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