idle.lst

51单片机用c语言实例 包括ad

C51 COMPILER V7.09   IDLE                                                                  07/27/2005 16:39:48 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE IDLE
OBJECT MODULE PLACED IN Idle.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE Idle.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          /*************************************************************/
   2          /* 文件名称: Idle.C                                          */
   3          /* 功能描述: 空闲模式实验，此时ALE引脚输出高电平             */
   4          /*************************************************************/
   5          
   6          #include "SST89x5x4.h"
   7          #include "Intrins.h"
   8          sbit P27 = P2^7;
   9          #define NOP _nop_()
  10          void delay(void)
  11          {
  12   1              unsigned int i;
  13   1              for(i=0; i<0xffff; i++);
  14   1      }
  15          
  16          void int0_isr() interrupt 0
  17          {
  18   1      }
  19          
  20          void main(void)
  21          {
  22   1              unsigned char i=0x01;
  23   1              IT0 = 1;
  24   1              EX0 = 1;
  25   1              EA = 1;
  26   1              while(1)
  27   1              {
  28   2                      P1 = i;
  29   2                      i = _crol_(i, 1);               //将i左移1位
  30   2                      delay();
  31   2                      if(P27==0) 
  32   2                      {
  33   3                              PCON = 1;                       //使IDL位为1，进入空闲模式
  34   3                              NOP;
  35   3                              NOP;
  36   3                              NOP;
  37   3                      }
  38   2              }
  39   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     52    ----
   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)