text2.lst

简易数字存储示波器

C51 COMPILER V7.50   TEXT2                                                                 04/18/2008 09:18:54 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE TEXT2
OBJECT MODULE PLACED IN Text2.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE Text2.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include"regx51.h"
   2          #include "absacc.h"
   3          
   4          unsigned char xdata ins _at_ 0x0001;
   5          unsigned char xdata dat _at_ 0x0000;
   6          
   7          unsigned char read_state()
   8          {
   9   1              unsigned char temp;     
  10   1          temp=ins;
  11   1          return(temp);
  12   1      }
  13          
  14          void stste_check(void)  //状态检测
  15          {
  16   1              while((read_state() & 0x03) != 0x03); 
  17   1      }
  18          
  19          
  20          void ins_write(unsigned char s)
  21          {
  22   1              stste_check();
  23   1              ins=s;
  24   1      }
  25          
  26          void dat_write(unsigned char d)
  27          {
  28   1              stste_check();
  29   1              dat=d;
  30   1      }
  31          
  32          void set_gra_pos(unsigned char x,unsigned char y)   //x:0-16  y:0-127
  33          {
  34   1              unsigned int temp=x+16*y;
  35   1              dat_write((unsigned char)(temp&0xff));
  36   1              dat_write((unsigned char)(temp>>8)+0x08);  
  37   1              ins_write(0x24);
  38   1      }
  39          
  40          void set_text_pos(unsigned char x,unsigned char y)  //x:0-16  y:0-16
  41          {
  42   1              unsigned int temp=x+16*y;
  43   1              dat_write((unsigned char)(temp&0xff));
  44   1              dat_write((unsigned char)(temp>>8));  
  45   1              ins_write(0x24);
  46   1      }
  47          void lcd_init()
  48          {
  49   1              dat_write(0);//设置文本显示区域首地址
  50   1              dat_write(0);
  51   1              ins_write(0x40);
  52   1      
  53   1              dat_write(0x10);//设置文本显示区域宽度
  54   1              dat_write(0);   //即一行显示所占的字节数
  55   1              ins_write(0x41);
C51 COMPILER V7.50   TEXT2                                                                 04/18/2008 09:18:54 PAGE 2   

  56   1      
  57   1              dat_write(0x0);//设置图形显示区域首地址
  58   1              dat_write(0x08);  
  59   1              ins_write(0x42);
  60   1      
  61   1              dat_write(0x10);//设置图形显示区域宽度
  62   1              dat_write(0);   
  63   1              ins_write(0x43);
  64   1              
  65   1              ins_write(0xa1);//光标形状设置
  66   1      
  67   1              ins_write(0x80);//显示或合成
  68   1      
  69   1              ins_write(0x9c);//显示开关设置
  70   1      
  71   1              dat_write(0);//设置显示RAM首地址
  72   1              dat_write(0x08);  
  73   1              ins_write(0x24);
  74   1      }
  75          
  76          void lcd_char(unsigned char c)
  77          {
  78   1              dat_write(c);
  79   1              ins_write(0xc0);
  80   1      }
  81          
  82          void pixel(unsigned char x,unsigned char y)   //x:0-128  y:0-128
  83          {
  84   1                      
  85   1      }
*** WARNING C280 IN LINE 82 OF TEXT2.C: 'x': unreferenced local variable
*** WARNING C280 IN LINE 82 OF TEXT2.C: 'y': unreferenced local variable
  86          
  87          
  88          void main()
  89          {
  90   1              lcd_init();
  91   1              //lcd_char(0xff);
  92   1              ins_write(0xff);
  93   1              while(1);
  94   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    199    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  2 WARNING(S),  0 ERROR(S)