24c02 ic总线.lst

单片机写的程序都含有Protues仿真结果

C51 COMPILER V7.10   24C02_IC总线                                                          05/16/2008 08:12:40 PAGE 1   


C51 COMPILER V7.10, COMPILATION OF MODULE 24C02_IC总线
OBJECT MODULE PLACED IN .\24c02 IC总线.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE E:\IIC总线\24c02 IC总线.c BROWSE DEBUG OBJECTEXTEND PRINT(.\24c02 IC总线.ls
                    -t) OBJECT(.\24c02 IC总线.obj)

line level    source

   1          #include"reg51.h"
   2          #include"intrins.h"
   3          #define uint unsigned int
   4          #define uchar unsigned char
   5          #define writedeviceaddress 0xa0
   6          sbit scl=P3^7;
   7          sbit sda=P3^6;
   8          sbit P10=P1^0;
   9          bit nackflag;
  10          void delay(uint t)
  11          {
  12   1              uchar i;
  13   1              for(;t>0;t--)
  14   1                      for(i=0;i<124;i++)
  15   1                              {;}
  16   1      }
  17          void start()
  18          {
  19   1              sda=1;
  20   1              scl=1;
  21   1              _nop_();
  22   1              _nop_();
  23   1              _nop_();
  24   1              _nop_();
  25   1              sda=0;
  26   1              _nop_();
  27   1              _nop_();
  28   1              _nop_();
  29   1              _nop_();
  30   1              scl=0;
  31   1      }
  32          void stop()
  33          {
  34   1              sda=0;
  35   1              scl=1;
  36   1              _nop_();
  37   1              _nop_();
  38   1              _nop_();
  39   1              _nop_();
  40   1              sda=1;
  41   1              _nop_();
  42   1              _nop_();
  43   1              _nop_();
  44   1              _nop_();
  45   1              scl=0;
  46   1      }
  47          void testack()
  48          {
  49   1              sda=1;
  50   1              scl=1;
  51   1              nackflag=0;
  52   1              if(sda==1) nackflag=1;
  53   1              scl=0;
  54   1      }
C51 COMPILER V7.10   24C02_IC总线                                                          05/16/2008 08:12:40 PAGE 2   

  55          void send8bit(uchar input)
  56          {
  57   1              uchar temp,i=8;
  58   1              temp=input;
  59   1              for(i=8;i>0;i--)
  60   1              {
  61   2                      sda=temp&0x80;
  62   2                      scl=1;
  63   2                      _nop_();
  64   2                      _nop_();
  65   2                      _nop_();
  66   2                      _nop_();
  67   2                      scl=0;
  68   2                      temp<<=1;
  69   2              }
  70   1      }
  71          void sendbyte(uchar address,uchar ch)
  72          {
  73   1              start();
  74   1              send8bit(0xa0);
  75   1              testack();
  76   1              send8bit(address);
  77   1              testack();
  78   1              send8bit(ch);
  79   1              testack();
  80   1              stop();
  81   1              delay(10);
  82   1      }
  83          void main()
  84          {
  85   1              uchar i;
  86   1              while(1)
  87   1              {
  88   2                      for(i=0;i<0x20;i++)
  89   2                      {
  90   3                              sendbyte(i,i+1);
  91   3                              delay(5);
  92   3                      }
  93   2                      delay(1000);
  94   2                      P10=~P10;
  95   2              }
  96   1      
  97   1      }
  98          
  99          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    160    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =      1    ----
END OF MODULE INFORMATION.


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