zkjp.lst

串口通信实用程序,适合初学者做串口通信实验,

C51 COMPILER V7.06   ZKJP                                                                  05/27/2008 14:05:58 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE ZKJP
OBJECT MODULE PLACED IN ZKJP.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ZKJP.c DEBUG OBJECTEXTEND

stmt level    source

   1          /*******************************************************/
   2          /*杭州电子&计算机工作室                                                    */
   3          /*http://www.hificat.com                                                   */
   4          /*RS232接收显示实验                                                        */
   5          /*目标器件：AT89S51                                                                */
   6          /*晶振:11.0592MHZ                                                                  */
   7          /*编译环境：Keil 7.50A                                                     */
   8          /*******************************************************/
   9          
  10          #include "reg51.h"              
  11          
  12          unsigned char code tab[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
  13          
  14          unsigned char dat;                              //定义全局变量
  15          unsigned long dat1;
  16          unsigned int ii;
  17          char code str[] = "www.jiundingantong.com  ";
  18          unsigned char key_s, key_v, tmp;
  19          sbit    K1 = P3^2;
  20          
  21          //串行口初始化程序
  22          void Init_Com(void)
  23          {
  24   1           TMOD = 0x20;       // 定时器1工作于8位自动重载模式, 用于产生波