1602.lst

4X4矩阵键盘+LCD1602显示源码及编程文件

C51 COMPILER V6.12  1602                                                                   09/05/2008 15:51:18 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE 1602
OBJECT MODULE PLACED IN .\1602.OBJ
COMPILER INVOKED BY: D:\keil c51\C51\BIN\C51.EXE .\1602.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include<absacc.h>
   2          #include <AT89X51.h> 
   3          #include <intrins.h>
   4          
   5          #define uchar unsigned char
   6          #define uint  unsigned int
   7              uchar code lcd1[]={"close!"};
   8              uchar code lcd5[]={"open! "};
   9              uchar code lcd6[]={"flash!"};
  10          	uchar code lcd2[]={"^-^ count:    "};
  11             	uchar code lcd3[]={"0123456789abcdef"};
  12              uchar code lcd4[]={"error!"};
  13          uchar d=0x00,e=0x00,i,j=0x00;
  14          sbit RS=P2^0;
  15          sbit RW=P2^1;
  16          sbit EN=P2^2;
  17          void Delay1ms( int ms)
  18          {                           
  19   1      	int i;
  20   1      	while(ms--)
  21   1      	{
  22   2      	  for(i = 0; i< 250; i++)
  23   2      	  {
  24   3      	   _nop_();
  25   3      	   _nop_();
  26   3      	   _nop_();
  27   3      	   _nop_();
  28   3      	  }
  29   2      	}
  30   1      	}
  31          bit check()
  32          {                         
  33   1      	bit busy;
  34   1      	RS=0;
  35   1      	RW=1;
  36   1      	EN=1;
  37   1      	_nop_();
  38   1      	_nop_();
  39   1      	_nop_();
  40   1      	_nop_();
  41   1      	EN=0;
  42   1      	return busy;
  43   1      	}
  44           wzhilin(uchar zhi)
  45          {
  46   1          while(check());
  47   1          RS=0;
  48   1          RW=0;
  49   1          EN=0;
  50   1       	_nop_();
  51   1          _nop_();
  52   1          P0=zhi;
  53   1          _nop_();
  54   1      	_nop_();
  55   1      	_nop_();
C51 COMPILER V6.12  1602                                                                   09/05/2008 15:51:18 PAGE 2   

  56   1      	_nop_();
  57   1      	EN=1;	
  58   1      	_nop_();
  59   1      	_nop_();
  60   1      	_nop_();
  61   1      	_nop_();
  62   1      	EN=0;	 
  63   1       }
  64           wshuju(uchar shu)
  65           {
  66   1          while(check());
  67   1          RS=1;
  68   1      	RW=0;
  69   1      	EN=0;
  70   1      	_nop_();
  71   1      	_nop_();
  72   1      	P0=shu;
  73   1      	_nop_();
  74   1      	_nop_();
  75   1      	_nop_();
  76   1      	_nop_();
  77   1      	EN=1;
  78   1      	_nop_();
  79   1      	_nop_();
  80   1      	_nop_();
  81   1      	_nop_();
  82   1      	EN=0;
  83   1      	}
  84          	chushihua()
  85          	{
  86   1      	 wzhilin(0x38);
  87   1      	 Delay1ms(1);
  88   1      	 wzhilin(0x0c);
  89   1      	 Delay1ms(1); 
  90   1      	 wzhilin(0x06);
  91   1      	 Delay1ms(1);
  92   1           wzhilin(0x01); 
  93   1      	 Delay1ms(1); 
  94   1      	 }
  95          	 /*jishu(uchar k)
  96          	 {     
  97          	  wzhilin(0xc0|k);
  98          	  wshuju(lcd3[j]);
  99          	 j++;
 100          	 Delay1ms(100);
 101          	 } */
 102          jishu(uchar k)
 103          {
 104   1            uchar i;
 105   1            for(i=0;i<k+1;i++)
 106   1               {		    
 107   2                  wzhilin(0xc0|i); 
 108   2                  wshuju(lcd3[i]);
 109   2                  Delay1ms(100);
 110   2               }
 111   1      } 
 112          	
 113          
 114          	
 115          	 
 116             
 117             
C51 COMPILER V6.12  1602                                                                   09/05/2008 15:51:18 PAGE 3   

 118          
 119            


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    195    ----
   CONSTANT SIZE    =     60    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      4    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----       1
END OF MODULE INFORMATION.


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