ucio.lst

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C51 COMPILER V8.00   UCIO                                                                  04/23/2009 15:56:15 PAGE 1   


C51 COMPILER V8.00, COMPILATION OF MODULE UCIO
OBJECT MODULE PLACED IN .\out_sst89e564\ucio.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE source\ucio.c LARGE BROWSE ORDER NOAREGS DEBUG OBJECTEXTEND PRINT(.\ucio.ls
                    -t) OBJECT(.\out_sst89e564\ucio.obj)

line level    source

   1          #include <reg52.h>
   2          #include <absacc.h>     // 包含绝对地址访问宏
   3          #include <ucio.h>
   4          #include <v51rx2.h>
   5          
   6          
   7          #ifndef disable
   8          #define disable()   EA = 0
   9          #define enable()    EA = 1
  10          #endif
  11          
  12          /********************************
  13           * write io port at address     *
  14           ********************************/
  15          void WriteRawIO(unsigned char Address, unsigned char value)
  16          {
  17   1          #ifdef  V51RX2
  18   1              disable();
  19   1              AUXR |= 0x02;
  20   1          #endif
  21   1      
  22   1          PBYTE[Address]=value;
  23   1      
  24   1          #ifdef  V51RX2
  25   1              AUXR &= 0xfd;
  26   1              enable();
  27   1          #endif
  28   1      }
  29          
  30          /********************************
  31           * write io port from address   *
  32           * return the value read        *
  33           ********************************/
  34          unsigned char ReadRawIO(unsigned char Address)
  35          {
  36   1          unsigned char c;
  37   1          
  38   1          #ifdef  V51RX2
  39   1              disable();
  40   1              AUXR |= 0x02;
  41   1          #endif
  42   1          
  43   1          c = PBYTE[Address];                     
  44   1          
  45   1          #ifdef  V51RX2
  46   1              AUXR &= 0xfd;
  47   1              enable();
  48   1          #endif
  49   1          
  50   1          return c;
  51   1      }
  52          
  53          void WriteIO(unsigned char address, unsigned char value)
  54          {
C51 COMPILER V8.00   UCIO                                                                  04/23/2009 15:56:15 PAGE 2   

  55   1          WriteRawIO(0x00,GetRegPage(address));   // select appropriate page
  56   1          WriteRawIO(address, value);
  57   1      }
  58          
  59          unsigned char ReadIO(unsigned char address)
  60          {
  61   1          WriteRawIO(0x00,GetRegPage(address));   // select appropriate page
  62   1          return ReadRawIO(address);
  63   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     77    ----
   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)