1602.lst

含有多个汇编以及c语言编程实例 用于单片机

C51 COMPILER V6.12  1602                                                                   06/11/2008 11:23:17 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE 1602
OBJECT MODULE PLACED IN .\1602.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE .\1602.C BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          
   2          #include <reg51.h>
   3          #include <intrins.h>
   4          
   5          typedef unsigned char BYTE;
   6          typedef unsigned int WORD;
   7          typedef bit BOOL ; 
   8          
   9          sbit rs	= P2^0;		//
  10          sbit rw = P2^1;
  11          sbit ep = P2^2;
  12          sbit right = P2^6;
  13          
  14          BYTE code dis1[] = {"hificat.com"};
  15          BYTE code dis2[] = {"0571-85956028"};
  16          
  17          delay(BYTE ms)
  18          {							// 延时子程序
  19   1      	BYTE 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          
  32          BOOL lcd_bz()
  33          {							// 测试LCD忙碌状态
  34   1      	BOOL result;
  35   1      	rs = 0;
  36   1      	rw = 1;
  37   1      	ep = 1;
  38   1      	_nop_();
  39   1      	_nop_();
  40   1      	_nop_();
  41   1      	_nop_();
  42   1      	result = (BOOL)(P0 & 0x80);
  43   1      	ep = 0;
  44   1      	return result;	
  45   1      }
  46          
  47          lcd_wcmd(BYTE cmd)
  48          {							// 写入指令数据到LCD
  49   1      	while(lcd_bz());
  50   1      	rs = 0;
  51   1      	rw = 0;
  52   1      	ep = 0;
  53   1      	_nop_();
  54   1      	_nop_();	
  55   1      	P0 = cmd;
C51 COMPILER V6.12  1602                                                                   06/11/2008 11:23:17 PAGE 2   

  56   1      	_nop_();
  57   1      	_nop_();
  58   1      	_nop_();
  59   1      	_nop_();
  60   1      	ep = 1;
  61   1      	_nop_();
  62   1      	_nop_();
  63   1      	_nop_();
  64   1      	_nop_();
  65   1      	ep = 0;		
  66   1      }
  67          
  68          lcd_pos(BYTE pos)
  69          {							//设定显示位置
  70   1      	lcd_wcmd(pos | 0x80);
  71   1      }
  72          
  73          lcd_wdat(BYTE dat)	
  74          {							//写入字符显示数据到LCD
  75   1      	while(lcd_bz());
  76   1      	rs = 1;
  77   1      	rw = 0;
  78   1      	ep = 0;
  79   1      	P0 = dat;
  80   1      	_nop_();
  81   1      	_nop_();
  82   1      	_nop_();
  83   1      	_nop_();
  84   1      	ep = 1;
  85   1      	_nop_();
  86   1      	_nop_();
  87   1      	_nop_();
  88   1      	_nop_();
  89   1      	ep = 0;	
  90   1      }
  91          
  92          lcd_init()
  93          {							//LCD初始化设定
  94   1      	lcd_wcmd(0x38);			//
  95   1      	delay(1);
  96   1      	lcd_wcmd(0x0c);			//
  97   1      	delay(1);
  98   1      	lcd_wcmd(0x06);			//
  99   1      	delay(1);
 100   1      	lcd_wcmd(0x01);			//清除LCD的显示内容
 101   1      	delay(1);
 102   1      }
 103          
 104          main()
 105          {
 106   1      	BYTE i;
 107   1         // right=0;
 108   1      	lcd_init();				// 初始化LCD			
 109   1      	delay(10);
 110   1      	lcd_pos(4);				// 设置显示位置为第一行的第5个字符
 111   1      	i = 0;
 112   1      	while(dis1[i] != '\0')
 113   1      	{						// 显示字符
 114   2      		lcd_wdat(dis1[i]);
 115   2      		i++;
 116   2      	}
 117   1      	lcd_pos(0x41);			// 设置显示位置为第二行第二个字符
C51 COMPILER V6.12  1602                                                                   06/11/2008 11:23:17 PAGE 3   

 118   1      	i = 0;
 119   1      	while(dis2[i] != '\0')
 120   1      	{
 121   2      		lcd_wdat(dis2[i]);	// 显示字符
 122   2      		i++;
 123   2      	}
 124   1      	while(1);				// 
 125   1      }
 126          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    193    ----
   CONSTANT SIZE    =     26    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----       1
END OF MODULE INFORMATION.


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