as.lst

LCD1602.rar

C51 COMPILER V6.12  AS                                                                     09/03/2007 20:18:52 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE AS
OBJECT MODULE PLACED IN as.OBJ
COMPILER INVOKED BY: E:\Keil\C51\BIN\C51.EXE as.c DEBUG OBJECTEXTEND

stmt level    source

   1          #include <at89x51.h>
   2          #define uchar unsigned char
   3          #define uint  unsigned int
   4          
   5          sbit din=P2^0;
   6          sbit clk=P2^1;
   7          sbit load=P2^2;
   8          
   9          uchar b[8];
  10          
  11          void csh()
  12          {
  13   1      	load=1;
  14   1      	clk=1;
  15   1      	din=1;
  16   1      }
  17          
  18          void write(char com,char da)
  19          {
  20   1      	uchar temp,i,j;
  21   1      	load=0;
  22   1      	clk=0;
  23   1      	for(i=0;i<8;i++)
  24   1      		{
  25   2      		temp=com;
  26   2      		if((temp&(0x80>>i))!=0)
  27   2      			din=1;
  28   2      		else din=0;
  29   2      		clk=1;
  30   2      		for(j=0;j<5;j++);
  31   2      		clk=0;
  32   2      		}
  33   1      	 for(i=0;i<8;i++)
  34   1      		{
  35   2      		temp=da;
  36   2      		if((temp&(0x80>>i))!=0)
  37   2      			din=1;
  38   2      		else din=0;
  39   2      		clk=1;
  40   2      		for(j=0;j<5;j++);
  41   2      		clk=0;
  42   2      		}
  43   1      	 load=1;
  44   1      }
  45          
  46          void main()
  47          {
  48   1      	unsigned int i;
  49   1      	csh();
  50   1      	write(0x0c,0x01);//正常工作状态
  51   1      	write(0x09,0xff);//译码选择，非BCD码
  52   1      	write(0x0a,0x0f);//亮度调节
  53   1      	write(0x0b,0x07);//显示位数
  54   1      
  55   1      	while(1)
C51 COMPILER V6.12  AS                                                                     09/03/2007 20:18:52 PAGE 2   

  56   1      	{
  57   2      		write(0x08,b[7]);
  58   2      		write(0x07,b[6]);
  59   2      		write(0x06,b[5]);
  60   2      		write(0x05,b[4]);
  61   2      		write(0x04,b[3]);
  62   2      		write(0x03,b[2]);
  63   2      		write(0x02,b[1]);
  64   2      		write(0x01,b[0]);
  65   2      		b[0]++;
  66   2      		if (b[0]>9){b[1]++;b[0]=0;}
  67   2      		if (b[1]>9){b[2]++;b[1]=0;}
  68   2      		if (b[2]>9){b[3]++;b[2]=0;}
  69   2      		if (b[3]>9){b[4]++;b[3]=0;}
  70   2      		if (b[4]>9){b[5]++;b[4]=0;}
  71   2      		if (b[5]>9){b[6]++;b[5]=0;}
  72   2      		if (b[6]>9){b[7]++;b[6]=0;}
  73   2      		if (b[7]>9)
  74   2      		{
  75   3      			b[0]=0;b[1]=0;
  76   3      			b[2]=0;b[3]=0;
  77   3      			b[4]=0;b[5]=0;
  78   3      			b[6]=0;b[7]=0;
  79   3      		}
  80   2      	for(i=0;i<6000;i++);
  81   2      	}
  82   1      }
  83          
  84          
  85          
  86          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    342    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      8       4
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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