text1.lst

单片机快速入门原程序

C51 COMPILER V7.50   TEXT1                                                                 05/26/2006 15:52:41 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE TEXT1
OBJECT MODULE PLACED IN Text1.OBJ
COMPILER INVOKED BY: e:\Keil\C51\BIN\C51.EXE Text1.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <reg51.h>
   2          #include<stdio.h>
   3          Uart_Init();
   4          sbit P10=0x90;
   5          sbit P11=0x91;
   6          sbit P12=0x92;
   7          sbit P13=0x93;
   8          sbit P14=0x94;
   9          sbit P15=0x95;
  10          sbit P16=0x96;
  11          sbit P17=0x97;
  12          main()
  13          { 
  14   1              Uart_Init();
  15   1              while(1)
  16   1              {
  17   2              if(P10==0)
  18   2                      printf("key NO. 0 down\n");
  19   2              if(P11==0)
  20   2                      printf("key NO. 1 down\n");
  21   2              if(P12==0)
  22   2                      printf("key NO. 2 down\n");
  23   2              if(P13==0)
  24   2                      printf("key NO. 3 down\n");
  25   2              if(P14==0)
  26   2                      printf("key NO. 4 down\n");
  27   2              if(P15==0)
  28   2                      printf("key NO. 5 down\n");
  29   2              if(P16==0)
  30   2                      printf("key NO. 6 down\n");
  31   2              if(P17==0)
  32   2                      printf("key NO. 7 down\n");
  33   2      
  34   2              }
  35   1      }
  36          
  37          
  38          Uart_Init()
  39                  {SCON = 0x52;    /* 设置串行口控制寄存器SCON*/
  40   1               TMOD = 0x20;    /* 12M时钟时波特率为2400  */
  41   1               TCON = 0x69;    /* TCON */
  42   1               TH1 =  0xf3;    /* TH1 */
  43   1              }
  44          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    114    ----
   CONSTANT SIZE    =    128    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.

C51 COMPILER V7.50   TEXT1                                                                 05/26/2006 15:52:41 PAGE 2   


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