花样3.lst

DS1302时钟DS18B20+无线遥控应用

C51 COMPILER V7.20   籣样3                                                                 12/10/2007 10:57:29 PAGE 1   


C51 COMPILER V7.20, COMPILATION OF MODULE 籣样3
OBJECT MODULE PLACED IN 花样3.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE 花样3.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <reg52.h>
   2          void main(void){//定义花样
   3   1      
   4   1         const unsigned char designb[10]={0x28,0xEB,0x32,0xA2,0xE1,0xA4,0x24,0xEA,0x20,0xA0};//0~9
   5   1      
   6   1          unsigned int a; //定义循环用的变量
   7   1              unsigned char b,count0,count1,count2,count3,temp; //在C51 编程中因内存有限尽可能注意变量类型的使用
   8   1              //尽可能使用少字节的类型，在大型的程序中很受用
   9   1              while(1){
  10   2                      for(temp=0;temp<10;temp++){
  11   3                              P0 = designb[count0];//读已定义的花样数据并写花样数据到P0口,
  12   3                              P2 = 0XEF;
  13   3                              for (a=1; a<30000; a++);
  14   3                              P0 = designb[count1];//读已定义的花样数据并写花样数据到P0口,
  15   3                              P2 = 0XDF;
  16   3                              for (a=1; a<30000; a++);
  17   3                              P0 = designb[count2];//读已定义的花样数据并写花样数据到P0口,
  18   3                              P2 = 0XBF;
  19   3                              for (a=1; a<30000; a++);
  20   3                              P0 = designb[count3];//读已定义的花样数据并写花样数据到P0口,
  21   3                              P2 = 0X7F;
  22   3                              for (a=1; a<30000; a++);
  23   3                      }
  24   2                      count3++;
  25   2                      if(count3>9){
  26   3                              count2++;
  27   3                              count3=0;
  28   3                      }
  29   2                      if(count2>9){
  30   3                              count1++;
  31   3                              count2;
*** WARNING C275 IN LINE 31 OF 花样3.C: expression with possibly no effect
  32   3                      }
  33   2                      if(count1>9){
  34   3                              count0++;
  35   3                              count1=0;
  36   3                      }
  37   2         }
  38   1      }
*** WARNING C280 IN LINE 7 OF 花样3.C: 'b': unreferenced local variable


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    172    ----
   CONSTANT SIZE    =     10    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      15
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  2 WARNING(S),  0 ERROR(S)