ht1621.lst

HT1621 QUDONGCHENGXU

C51 COMPILER V7.09   HT1621                                                                11/22/2006 19:25:45 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 DB OE SMALL ROM(LARGE)

line level    source

   1          #include   <stdio.h>
   2          #include <intrins.h>
   3          #include <reg52.h>
   4          
   5          sbit CS1=P3^0;
   6          sbit WRR=P3^2;
   7          sbit DI=P3^1;
   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(500);
  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           WRR=0;
  41   1          _nop_();
  42   1          _nop_();
  43   1          _nop_();
  44   1          _nop_();
  45   1          _nop_();
  46   1          _nop_();
  47   1      }
  48          
  49          void write_cmd(unsigned char cmd)
  50          {
  51   1           unsigned char j,mask;
  52   1           CS1=0;
  53   1           WRR=0;
  54   1           DI=1;
  55   1           Write();
C51 COMPILER V7.09   HT1621                                                                11/22/2006 19:25:45 PAGE 2   

  56   1           DI=0;
  57   1           Write();
  58   1           DI=0;
  59   1           Write();
  60   1           for(j=0, mask=0x80; j<8; j++, mask>>=1 )
  61   1           {   
  62   2             if( (cmd & mask) != 0 )
  63   2             DI=1;
  64   2             else 
  65   2             DI=0;
  66   2             Write();
  67   2           }
  68   1            WRR=1;
  69   1            DI=0;
  70   1            CS1=1;
  71   1      }
  72          
  73          void write_dat(unsigned char add,unsigned char dat)
  74          {
  75   1           unsigned char j,mask;
  76   1           CS1=0;
  77   1           WRR=0;
  78   1           DI=1;
  79   1           Write();
  80   1           DI=0;
  81   1           Write();
  82   1           DI=1;
  83   1           Write();
  84   1           for(j=0, mask=0x20; j<6; j++, mask>>=1 )
  85   1           {   
  86   2             if(( add & mask)!=0 )
  87   2             DI=1;
  88   2             else 
  89   2             DI=0;
  90   2             Write();
  91   2           }  
  92   1           for(j=0, mask=0x01; j<4; j++, mask<<=1 )
  93   1           {   
  94   2             if(( dat & mask) != 0 )
  95   2             DI=1;
  96   2             else 
  97   2             DI=0;
  98   2             Write();
  99   2           } 
 100   1           CS1=1;
 101   1       } 
 102          
 103               
 104          void ht1621initial(void)
 105          {
 106   1           write_cmd(0x01);   //SYS EN
 107   1           write_cmd(0x18);   //RC 256k
 108   1           write_cmd(0x03);   //LCD ON
 109   1           write_cmd(0x29);   //BIAS
 110   1      }
 111          
 112          void Display(unsigned char d)
 113          { 
 114   1           unsigned char i;
 115   1           for(i=0;i<29;i++)
 116   1           write_dat(i,d);    
 117   1      }
C51 COMPILER V7.09   HT1621                                                                11/22/2006 19:25:45 PAGE 3   

 118          void main(void)
 119          {  
 120   1          ht1621initial();
 121   1          while(1)
 122   1          {
 123   2              Display(0xff);
 124   2              Wait();
 125   2              Display(0x00);
 126   2              Wait();
 127   2              Display(0x55);
 128   2              Wait();
 129   2              Display(0xaa);
 130   2              Wait();
 131   2              Display(0x33);
 132   2              Wait();
 133   2              Display(0xCC);
 134   2              Wait();
 135   2          }
 136   1      }
 137             
 138           


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    265    ----
   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)