ht1621.lst

HT1621 QUDONGCHENGXU

C51 COMPILER V7.09   HT1621                                                                05/30/2008 10:22:29 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE HT1621
OBJECT MODULE PLACED IN ht1621.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ht1621.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include   <stdio.h>
   2          #include <intrins.h>
   3          #include <reg52.h>
   4          
   5          sbit CS1=P1^5;
   6          sbit WRR=P1^7;
   7          sbit DI=P1^6;
   8          sbit GO=P3^3;
   9          
  10          void DelayXms(unsigned int i)
  11          {
  12   1          unsigned char a;
  13   1          unsigned int b;
  14   1          for(b=0;b<i;b++)
  15   1          for(a=0;a<255;a++);
  16   1      }
  17          
  18          void Wait()
  19          {  
  20   1          while(1)
  21   1          {
  22   2              if(GO==0)
  23   2              {
  24   3                  DelayXms(330);
  25   3                  return;
  26   3              }
  27   2          }
  28   1      }
  29          
  30          
  31          Write()
  32          {
  33   1           WRR=1;
  34   1           _nop_();
  35   1           _nop_();
  36   1           _nop_();
  37   1          _nop_();
  38   1          _nop_();
  39   1               _nop_();
  40   1          _nop_();
  41   1           WRR=0;
  42   1          _nop_();
  43   1          _nop_();
  44   1          _nop_();
  45   1          _nop_();
  46   1          _nop_();
  47   1              _nop_();
  48   1          _nop_();
  49   1      }
  50          
  51          void write_cmd(unsigned char cmd)
  52          {
  53   1           unsigned char j,mask;
  54   1           CS1=0;
  55   1           WRR=0;
C51 COMPILER V7.09   HT1621                                                                05/30/2008 10:22:29 PAGE 2   

  56   1           DI=1;
  57   1           Write();
  58   1           DI=0;
  59   1           Write();
  60   1           DI=0;
  61   1           Write();
  62   1           for(j=0, mask=0x80; j<8; j++, mask>>=1 )
  63   1           {   
  64   2             if( (cmd & mask) != 0 )
  65   2             DI=1;
  66   2             else 
  67   2             DI=0;
  68   2             Write();
  69   2           }
  70   1            WRR=1;
  71   1            DI=0;
  72   1            CS1=1;
  73   1      }
  74          
  75          void write_dat(unsigned char add,unsigned char dat)
  76          {
  77   1           unsigned char j,mask;
  78   1           CS1=0;
  79   1           WRR=0;
  80   1           DI=1;
  81   1           Write();
  82   1           DI=0;
  83   1           Write();
  84   1           DI=1;
  85   1           Write();
  86   1           for(j=0, mask=0x20; j<6; j++, mask>>=1 )
  87   1           {   
  88   2             if(( add & mask)!=0 )
  89   2             DI=1;
  90   2             else 
  91   2             DI=0;
  92   2             Write();
  93   2           }  
  94   1           for(j=0, mask=0x01; j<4; j++, mask<<=1 )
  95   1           {   
  96   2             if(( dat & mask) != 0 )
  97   2             DI=1;
  98   2             else 
  99   2             DI=0;
 100   2             Write();
 101   2           } 
 102   1           CS1=1;
 103   1       } 
 104          
 105               
 106          void ht1621initial(void)
 107          {
 108   1           write_cmd(0x01);   //SYS EN
 109   1           write_cmd(0x18);   //RC 256k
 110   1           write_cmd(0x03);   //LCD ON
 111   1           write_cmd(0x29);   //BIAS
 112   1      }
 113          
 114          void Display1(unsigned char d)
 115          { 
 116   1           unsigned char i;
 117   1           for(i=0;i<31;i++)
C51 COMPILER V7.09   HT1621                                                                05/30/2008 10:22:29 PAGE 3   

 118   1           write_dat(i,d);    
 119   1      }
 120          
 121          void Display2()
 122          { 
 123   1           unsigned char i;
 124   1           for(i=0;i<6;i++)
 125   1               {
 126   2                   Display1(0x00);
 127   2               write_dat(i,0xff); 
 128   2                   Wait();
 129   2               }
 130   1      
 131   1      }
 132          void main(void)
 133          {  
 134   1          ht1621initial();
 135   1          while(1)
 136   1          {
 137   2              Display1(0xff);
 138   2              Wait();
 139   2              Display1(0x00);
 140   2              Wait();
 141   2              Display1(0x01);
 142   2              Wait();
 143   2              Display1(0x02);
 144   2              Wait();
 145   2              Display1(0x04);
 146   2              Wait();
 147   2              Display1(0x08);
 148   2              Wait();
 149   2              Display2();
 150   2          }
 151   1      }
 152             
 153           


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    292    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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