main.lst

Proteus实例集锦(包括电路图.仿真程序,各种各样的电路

C51 COMPILER V8.02   MAIN                                                                  05/19/2007 20:46:39 PAGE 1   


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

line level    source

   1          #include "STC89C51RC.H"//STC单片机头文件，相当与一般51的reg51.h
   2          #include <absacc.h>
   3          #include <stdio.h>
   4          
   5          
   6          #define SEG1 XBYTE[0xffec]
   7          #define SEG2 XBYTE[0xffed]
   8          #define SEG3 XBYTE[0xffee]
   9          #define SEG4 XBYTE[0xffef]
  10          #define ADC XBYTE[0xffe0]
  11          
  12          sbit  KEY0 = P3^5;
  13          sbit  KEY1 = P3^4;
  14          sbit  KEY2 = P3^3;
  15          sbit  KEY3 = P3^2;//中断占用
  16          
  17          unsigned char CH;//通道变量
  18          
  19          unsigned char ledmap[]=          //共阴LED数码管译码表
  20          {       
  21                  0x3f,0x06,0x5b,0x4f,0x66,       //0,1,2,3,4,
  22                  0x6d,0x7d,0x07,0x7f,0x6f,       //5,6,7,8,9,            
  23                  0xbf,0x86,0xdb,0xcf,0xe6,       //0.,1.,2.,3.,4.,
  24                  0xed,0xfd,0x87,0xff,0xef,       //5.,6.,7.,8.,9.,       
  25          };
  26          
  27          extern void ext_int0_init(void);
  28          extern void delay(unsigned int); 
  29          
  30          main()
  31          {
  32   1              ext_int0_init();
  33   1              CH = 0;
  34   1              EA = 1; 
  35   1              ADC = CH;       //首次启动ADC 
  36   1              while(1)
  37   1              {       
  38   2                      if(!KEY0)
  39   2                      {
  40   3                        delay(10);
  41   3                        if(KEY0==0)
  42   3                        {                     
  43   4                                CH++;
  44   4                                CH = CH%8;//通道选择
  45   4                        }
  46   3                        while(KEY0==0);
  47   3                      }
  48   2              }
  49   1      }
  50          
  51          //外部中断0初始化
  52          void ext_int0_init(void)
  53          {
  54   1              IT0 = 1;//下降沿触发    
  55   1              EX0 = 1;//开外部中断
C51 COMPILER V8.02   MAIN                                                                  05/19/2007 20:46:39 PAGE 2   

  56   1      }
  57          
  58          //外部中断函数
  59          void ext_int0(void) interrupt 0 using 1
  60          {
  61   1              unsigned int temp;
  62   1      
  63   1              temp = ADC;     //读ADC
  64   1              SEG1 = ~ledmap[CH];     //通道          
  65   1              
  66   1              //结果，未作任何处理    
  67   1              SEG2 = ~ledmap[temp/100%10];
  68   1              SEG3 = ~ledmap[temp/10%10];
  69   1              SEG4 = ~ledmap[temp%10];
  70   1      
  71   1              ADC = CH;       //选择当前通道启动ADC
  72   1      }
  73          
  74          //通用延时函数
  75          void delay(unsigned int time)
  76          {
  77   1              while(--time);
  78   1      }
  79          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    171    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     21    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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