com_1.lst

0110、led大屏幕点阵屏设计资料

C51 COMPILER V6.12  COM_1                                                                  06/27/2007 23:29:00 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE COM_1
OBJECT MODULE PLACED IN .\com_1.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE .\com_1.c DEBUG OBJECTEXTEND

stmt level    source

   1          #include "reg51.h"
   2          #include "string.h"
   3          sbit P3_2=P3^2;
   4          char receive_data[96];
   5          char flag;
   6          char converse=0;
   7          unsigned char code table[]={
   8          0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F};
   9          //串口初始化 晶振为11.0592M　方式1 波特率300－57600
  10          void InitCom(unsigned char BaudRate)
  11          {
  12   1      unsigned char THTL;
  13   1      switch (BaudRate)
  14   1      {
  15   2      case 1: THTL = 64; break; //波特率300
  16   2      case 2: THTL = 160; break; //600
  17   2      case 3: THTL = 208; break; //1200
  18   2      case 4: THTL = 232; break; //2400
  19   2      case 5: THTL = 244; break; //4800
  20   2      case 6: THTL = 250; break; //9600
  21   2      case 7: THTL = 253; break; //19200
  22   2      case 8: THTL = 255; break; //57600
  23   2      default: THTL = 208;
  24   2      }
  25   1      SCON = 0x50; //串口方式1,允许接收
  26   1      TMOD = 0x20; //定时器1定时方式2
  27   1      TCON = 0x40; //设定时器1开始计数
  28   1      TH1 = THTL;
  29   1      TL1 = THTL;
  30   1      PCON = 0x80; //波特率加倍控制,SMOD位
  31   1      RI = 0; //清收发标志
  32   1      TI = 0;
  33   1      TR1 = 1; //启动定时器
  34   1      }
  35          
  36          //从串口接收一个定长字符串(非中断方式,只用于字符需有一个的idata字符串数组)
  37          //如unsigned char *Str;
  38          //unsigned char i[]="abcd";
  39          //InHandStr = &i;
  40          void ComInStr(unsigned char *Str)
  41          {
  42   1      while(*Str !='@') //判断是否到了字符串的尾部
  43   1      {
  44   2      while(!RI); //空语句判断字符是否收完
  45   2      *Str = SBUF; //保存字符
  46   2      RI = 0; //清RI
  47   2      Str++; //字符串指针加一
  48   2      converse=1;
  49   2      }
  50   1      }
  51          
  52          void delay(int c)
  53              {
  54   1          int i,j;
  55   1          for(i=0;i<c;i++)
C51 COMPILER V6.12  COM_1                                                                  06/27/2007 23:29:00 PAGE 2   

  56   1              for(j=0;j<10;j++)
  57   1                  ;
  58   1           }
  59          void delay1s(void) 
  60          
  61          { 
  62   1      
  63   1        unsigned char i,j,k; 
  64   1      
  65   1        for(k=60;k>0;k--) 
  66   1      
  67   1        for(i=20;i>0;i--) 
  68   1      
  69   1        for(j=248;j>0;j--); 
  70   1      
  71   1      } 
  72          void main()
  73          {
  74   1          unsigned char i,j;    //i:每个字的显示循环；j每个字的显示码除以2