74hc595.lst

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C51 COMPILER V8.02   74HC595                                                               08/21/2008 10:32:41 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE 74HC595
OBJECT MODULE PLACED IN 74HC595.OBJ
COMPILER INVOKED BY: C:\Keil\uv3\C51\BIN\C51.EXE 74HC595.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include"reg52.h"
   2          #define uchar unsigned char
   3          uchar seg[]={0x03,0x9f,0x25,0x0d,0x99,0x49,0x41,0x1f,0x01,0x09,0x11,0xc1,
   4              0x63,0x85,0x61,0x71};        //0-F笔段码倒写
   5          uchar counter=0;
   6          bit T1s=0;
   7          sbit P35=P3^5;
   8          /************初始化T1、T0，波特率4800，不倍增，8位自动重装******************/
   9          void init1()
  10          {
  11   1      P35=0;
  12   1      SCON=0;
  13   1      TL1=0xfa;
  14   1      TH1=0xfa;
  15   1      TMOD=0x21;
  16   1      TL0=0xd0;TH0=0x8a; //20MS
  17   1      ET0=1;   //T0允许
  18   1      TR0=1;
  19   1      ET1=0;//T1禁止中断，只用于计数
  20   1      //TI=0;
  21   1      ES=0;
  22   1      EA=1;
  23   1      TR1=1;
  24   1      }
  25          
  26          void timer1() interrupt 1
  27          {
  28   1      TL0=0xd0;TH0=0x8a;
  29   1      counter++;
  30   1      if(counter==50)
  31   1      {
  32   2      T1s=1;
  33   2      counter=0;
  34   2      }
  35   1      }
  36          
  37          void main()
  38          {
  39   1      uchar j=0;
  40   1      init1();
  41   1      while(1)
  42   1      {
  43   2      if(T1s)
  44   2      {
  45   3      T1s=0;
  46   3      //ACC=seg[j];
  47   3      TI=0;
  48   3      SBUF=seg[j];
  49   3      j++;
  50   3      if(j==16)
  51   3      j=0;
  52   3      while(TI==0);
  53   3      {
  54   4      P35=1;
  55   4      P35=1;  //上升沿锁存数据
C51 COMPILER V8.02   74HC595                                                               08/21/2008 10:32:41 PAGE 2   

  56   4      TI=0;
  57   4      P35=0;
  58   4      }
  59   3      }
  60   2      }
  61   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     98    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     17    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =      1    ----
END OF MODULE INFORMATION.


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