q.lst

这是一个和proteus结合的一用ds1032实现的例子

C51 COMPILER V7.50   Q                                                                     01/01/2003 11:39:00 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE Q
OBJECT MODULE PLACED IN q.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE q.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #pragma small
   2          #include <reg51.h>
   3          #include<intrins.h>
   4          #define uchar unsigned char 
   5          
   6          sbit ds1032_clk=P0^0;
   7          sbit ds1032_dat=P0^1;
   8          sbit ds1032_rst=P0^2;
   9          
  10          sbit ACC_0=ACC^0;
  11          sbit ACC_1=ACC^1;
  12          sbit ACC_2=ACC^2;
  13          sbit ACC_3=ACC^3;
  14          sbit ACC_4=ACC^4;
  15          sbit ACC_5=ACC^5;
  16          sbit ACC_6=ACC^6;
  17          sbit ACC_7=ACC^7;
  18          
  19            void clock_out(void)    //写ds1032操作
  20            {
  21   1         ds1032_dat=ACC_0;
  22   1         ds1032_clk=1;ds1032_clk=0;
  23   1         ds1032_dat=ACC_1;
  24   1         ds1032_clk=1;ds1032_clk=0;
  25   1         ds1032_dat=ACC_2;
  26   1         ds1032_clk=1;ds1032_clk=0;
  27   1         ds1032_dat=ACC_3;
  28   1         ds1032_clk=1;ds1032_clk=0;
  29   1         ds1032_dat=ACC_4;
  30   1         ds1032_clk=1;ds1032_clk=0;
  31   1         ds1032_dat=ACC_5;
  32   1         ds1032_clk=1;ds1032_clk=0;
  33   1         ds1032_dat=ACC_6;
  34   1         ds1032_clk=1;ds1032_clk=0;
  35   1         ds1032_dat=ACC_7;
  36   1         ds1032_clk=1;ds1032_clk=0;
  37   1        }
  38          
  39          
  40           uchar clock_in(void)
  41            { uchar i;
  42   1          for(i=8; i>0; i--)
  43   1          {
  44   2              ACC= ACC >>1;         /*相当于汇编中的 RRC */
  45   2              ACC_7=ds1032_dat;
  46   2              ds1032_clk=1;
  47   2              ds1032_clk=0;
  48   2          } 
  49   1          return(ACC); 
  50   1        }
  51          
  52            
  53          
  54           uchar read_clock(uchar ord)
  55                 {uchar dd=0;
C51 COMPILER V7.50   Q                                                                     01/01/2003 11:39:00 PAGE 2   

  56   1                  ds1032_clk=0;
  57   1                      ds1032_rst=0;
  58   1                      ds1032_rst=1;
  59   1                      ACC=ord;
  60   1                      clock_out();
  61   1                      dd=clock_in();
  62   1                      ds1032_rst=0;
  63   1                      ds1032_clk=1;
  64   1                      return(dd);
  65   1                      }
  66          
  67            void write_clock(uchar ord,uchar dd)
  68                 {ds1032_clk=0;
  69   1                      ds1032_rst=0;
  70   1                      ds1032_rst=1;
  71   1                      ACC=ord;
  72   1                      clock_out();
  73   1                      ACC=dd;
  74   1                      clock_out();
  75   1                      ds1032_rst=0;
  76   1                      ds1032_clk=1;
  77   1                      }
  78          
  79          void main()
  80           {uchar address,d;
  81   1        address=0; d=3;
  82   1        write_clock(0x80|address,d);
  83   1        address=2;d=5;
  84   1        write_clock(0x80|address,d);
  85   1        address=1; 
  86   1        d=read_clock(0x80|address);
  87   1        address=3;
  88   1        d=read_clock(0x80|address);
  89   1       }
  90          
  91          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    151    ----
   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)