menu.lst

89S52上实现51单片机的串口FIFO功能。即串口的收和发均采用了FIFO作为缓冲。相信这个程序有助于单片机的新手编写串口操作

C51 COMPILER V7.50   MENU                                                                  01/06/2006 00:20:27 PAGE 1   


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

line level    source

   1          #include <stdio.h>
   2          #include <reg52.h>
   3          #include <menu.h>
   4          #include <string.h>
   5          unsigned char MenuState;
   6          unsigned char MenuSubState;
   7          
   8          #define MENU_NUM  5
   9          
  10          char code Menutable1[MENU_NUM][20]= {"system test","harddisk veri","harddisk copy","harddisk image","direc
             -tory"};
  11          char code Menutable2[MENU_NUM][20]= {"SYSTEM TEST","HARDDISK VERI","HARDDISK COPY","HARDDISK IMAGE","DIREC
             -TORY"};
  12          
  13          void Display(byte State,byte SubState)
  14          {
  15   1              char i;
  16   1              char temp[20];
  17   1              SubState = SubState;
  18   1              printf("\n");
  19   1              if((State > (MENU_NUM + 0x30)) || (State < 0x30))
  20   1                      {
  21   2                              printf("param error!\n");
  22   2                              return ;
  23   2                      }
  24   1              for(i=1;i<=MENU_NUM;i++)
  25   1              {
  26   2                      if(State == (i + 0x30))
  27   2                      {
  28   3                              strcpy(temp,Menutable2[i-1]);
  29   3                              printf("%x:",i);
  30   3                              printf("%s\n",temp);
  31   3                      }
  32   2                      else
  33   2                      {
  34   3                              strcpy(temp,Menutable1[i-1]);
  35   3                              printf("%x:",i);
  36   3                              printf("%s\n",temp);
  37   3                      }
  38   2              }
  39   1              printf("\n");
  40   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    156    ----
   CONSTANT SIZE    =    224    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      2      22
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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