send164.lst

该程序详细介绍了实时时钟芯片ＤＳ１３０２的使用编程代码

C51 COMPILER V7.20   SEND164                                                               03/31/2005 15:21:47 PAGE 1   


C51 COMPILER V7.20, COMPILATION OF MODULE SEND164
OBJECT MODULE PLACED IN send164.OBJ
COMPILER INVOKED BY: C:\KEIL\C51\BIN\C51.EXE send164.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <config.h>
   2          
   3          //74HC164和数码管接口定义
   4          #define SDA164    P2_5    
   5          #define SCK164    P2_4 
   6          
   7          /*************************************************************************************************/
   8          /*8位数据从74HC164的串行输入端输入，从输出端并行输出段
   9          /*************************************************************************************************/
  10          void Dsenddata(Uchar dd) {        
  11   1      Uchar j;
  12   1      for (j=0;j<8;j++) {
  13   2                         SDA164=(bit)(dd&0x01);
  14   2                                         SCK164=1;  SCK164=0;
  15   2                                         dd=dd>>1;
  16   2                                         }
  17   1                                               }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     19    ----
   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)