diskey.lst

51单片机的键盘扫描程序,当有键盘输入是,将在LED上显示,且蜂鸣器将发出相应的响声.

C51 COMPILER V7.06   DISKEY                                                                07/14/2005 20:09:18 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE DISKEY
OBJECT MODULE PLACED IN diskey.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE diskey.c WARNINGLEVEL(1) BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          //diskey.c
   2          #include"general.h"
   3          #include"sys12M.h"
   4          #include"key.h"
   5          #include"dpy.h"
   6          #include"array.h"
   7          #include"music.h"
   8          //***********************
   9          void on_timer0(void);
  10          sbit key  = P1^0;
  11          sbit dpy1 = P1^1;
  12          sbit dpy2 = P1^2;
  13          sbit dpy3 = P1^3;
  14          sbit dpy4 = P1^4;
  15          sbit dpy5 = P1^5;
  16          sbit dpy6 = P1^6;
  17          sbit led  = P1^7;
  18          sbit vol  = P3^5;
  19          //***************************
  20          extern MIC code music_step[7];
  21          BYTE dpy_data[10] = {0,1,2,3,4,5,6,7,8,9};//the data of the 6 dpy
  22          BYTE timeor,time_out = 15;
  23          BYTE led_data = 0xFE;
  24          void main(void)
  25          {
  26   1              BYTE x;
  27   1              while(1)
  28   1              {
  29   2                      init_key();
  30   2                      while(key);
  31   2                      x = read_key();
  32   2                      print_n(x,1);
  33   2                      delay(1000);
  34   2                      set_timer(0xFF,1);
  35   2               }
  36   1      
  37   1      
  38   1      
  39   1      }
  40          //***************************************
  41          /*void on_timer0(void) interrupt 1
  42          {
  43                  if(timeor < time_out) {timeor++;return;}
  44                  TR0 = 0;
  45                  timeor = 0;
  46                  arr_csr(dpy_data,10);
  47                  set_timer(50000,0);
  48          }*/


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     34    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
C51 COMPILER V7.06   DISKEY                                                                07/14/2005 20:09:18 PAGE 2   

   DATA SIZE        =     13       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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