C51 COMPILER V8.15   CDR01LCM                                                              09/24/2008 11:01:53 PAGE 1   


C51 COMPILER V8.15, COMPILATION OF MODULE CDR01LCM
OBJECT MODULE PLACED IN cdr01lcm.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE cdr01lcm.c OPTIMIZE(0,SPEED) BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <at89c51rd2.h>
   2          
   3          sbit _WR=P2^0;
   4          sbit _RD=P2^1;
   5          sbit CD=P2^2;
   6          
   7          u8 lcmRecvData()
   8          {
   9   1              u8 t;
  10   1              P0=0xff;
  11   1              CD=0;
  12   1              _RD=0;
  13   1              t=P0;
  14   1              _RD=1;
  15   1              return(t);
  16   1      }
  17          
  18          u8 lcmCheckStatus(u8 a,u8 s)
  19          {
  20   1              u8 t;
  21   1              P0=0xff;
  22   1              CD=1;
  23   1              _RD=0;
  24   1              t=P0;
  25   1              _RD=1;
  26   1              return((t&a)-s);
  27   1      }
  28          
  29          void lcmSendData(u8 d)
  30          {
  31   1              CD=0;
  32   1              P0=d;
  33   1              _WR=0;
  34   1              _WR=1;
  35   1              P0=0xff;
  36   1      }
  37          
  38          void lcmSendCmd(u8 c)
  39          {
  40   1              CD=1;
  41   1              P0=c;
  42   1              _WR=0;
  43   1              _WR=1;
  44   1              P0=0xff;
  45   1      }
  46          
  47          void lcmWriteData(u8 d1,u8 d2,u8 c,u8 n)        
  48          {
  49   1              if(n==2)
  50   1                      {
  51   2                      while(lcmCheckStatus(3,3));
  52   2                      lcmSendData(d1);
  53   2                      }
  54   1              if((n==2)||(n==1))
  55   1                      {
C51 COMPILER V8.15   CDR01LCM                                                              09/24/2008 11:01:53 PAGE 2   

  56   2                      while(lcmCheckStatus(3,3));
  57   2                      lcmSendData(d2);
  58   2                      }
  59   1              while(lcmCheckStatus(3,3));
  60   1              lcmSendCmd(c);
  61   1      }
  62          
  63          u8 lcmReadData()
  64          {
  65   1              while(lcmCheckStatus(3,3));
  66   1              return(lcmRecvData());
  67   1      }
  68          
  69          void lcmInit()
  70          {
  71   1      //      P0=0xff;
  72   1              _WR=1;
  73   1              _RD=1;
  74   1              CD=1;
  75   1              lcmWriteData(0x00,0x00,0x40,2); //設置文本顯示首地址
  76   1              lcmWriteData(0x14,0x00,0x41,2); //設置文本顯示寬度
  77   1              lcmWriteData(0x40,0x01,0x42,2); //設置圖形顯示首地址
  78   1              lcmWriteData(0x14,0x00,0x43,2); //設置圖形顯示寬度
  79   1              lcmWriteData(0x00,0x00,0xa1,0); //光標形狀設置
  80   1              lcmWriteData(0x00,0x00,0x80,0); //顯示方式設置，“或”
  81   1              lcmWriteData(0x00,0x00,0x9c,0); //顯示開關設置
  82   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    245    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     10    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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