main.lst

2051控制无线收发器,通过串口无线收发数据.

C51 COMPILER V7.20   MAIN                                                                  10/15/2007 16:02:27 PAGE 1   


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

line level    source

   1          /*--------------------------------------------------------
   2                   DATE:
   3                   AUTHOR:
   4                   VERSION:  V1.0
   5          ---------------------------------------------------------*/
   6          #include<reg52_r.h>
   7          #include <intrins.h>
   8          
   9          #define NOP  _nop_( ); _nop_( ); _nop_( ); _nop_( )
  10          
  11          #define uchar unsigned char
  12          #define uint  unsigned int
  13          #define ulong unsigned long
  14          
  15          #define SW_TEMP                 P33
  16          #define C_POWER                 P37
  17          
  18          #define TEST_PIN        P34
  19          
  20          #define P_TXD                   P31
  21          
  22          #define INBUF_LEN 4   //数据长度
  23          
  24          #define ID_H    0x80
  25          #define ID_L    0x01
  26          
  27          
  28          uchar code output_D[10]={0x30,0xF3,0x29,0x23,0xE2,0x26,0x24,0x73,0x20,0x22};
  29          
  30          //uchar code cmd_long_key[1]={0xA3};
  31          //uchar code cmd_shot_key[1]={0xA2};
  32          //uchar code cmd_vshot_key[1]={0xA1};
  33          
  34          uchar code cmd_long_key[7] ={0x02,0x05,ID_H,ID_L,0xA3,0x00,0x03};                       //???????????
  35          uchar code cmd_shot_key[7] ={0x02,0x05,ID_H,ID_L,0xA2,0x00,0x03};                                               //???????????
  36          uchar code cmd_vshot_key[7]={0x02,0x05,ID_H,ID_L,0xA1,0x00,0x03};                                               //???????????
  37          
  38          uchar idata i,k;
  39          bit   bdata f_working,f_100ms,f_40ms;
  40          uchar idata work_mode;
  41          
  42          uchar receive_buf[16],rcv_data[16];
  43          
  44          uchar idata checksum,count3;
  45          bit   bdata read_flag=0;
  46          
  47          uchar idata key_count,cmd_index;
  48          bit   bdata f_new_key,f_new_receive,f_new_data,f_receiving_0,f_0x10;
  49          
  50          uchar idata  chr;
  51          
  52          
  53          ulong idata  power_time;
  54          
  55          
C51 COMPILER V7.20   MAIN                                                                  10/15/2007 16:02:27 PAGE 2   

  56          uchar idata u_count;
  57          
  58          
  59          uchar idata receive_time;
  60          
  61          uchar idata dis_vol,dis_work_mode;
  62          bit   bdata f_dis_work_mode;
  63          
  64          void delay(uint n)
  65          {
  66   1      uint i;
  67   1      for(i=0;i<n;i++)
  68   1      {NOP;
  69   2      
  70   2      }
  71   1      
  72   1      }
  73          
  74          
  75          void timer0(void) interrupt 1
  76          {
  77   1         TH0=0x63;              //T0 40MS
  78   1         TL0=0xC1;
  79   1      
  80   1         f_40ms=1;
  81   1      
  82   1         if(receive_time)
  83   1                      receive_time--;
  84   1      
  85   1      }
  86          
  87          //向串口发送一个字符
  88          void send_char_com(unsigned char ch)
  89          {
  90   1          SBUF=ch;
  91   1          while(TI==0);
  92   1          TI=0;
  93   1      }
  94          
  95          //向串口发送一个字符串，strlen为该字符串长度
  96          void send_string_com(unsigned char *str,unsigned int strlen)
  97          {
  98   1      
  99   1          unsigned int k=0;
 100   1              P_TXD=1;
 101   1      
 102   1              delay(4000);
 103   1              
 104   1          do
 105   1          {
 106   2              send_char_com(*(str + k));
 107   2              k++;
 108   2          } while(k < strlen);
 109   1      
 110   1              P_TXD=0;
 111   1      }
 112          
 113          
 114          //串口接收中断函数
 115          void serial () interrupt 4 using 3
 116          {       uint temp,i;
 117   1          if(RI)
C51 COMPILER V7.20   MAIN                                                                  10/15/2007 16:02:27 PAGE 3   

 118   1          {
 119   2              RI = 0;
 120   2                      temp = SBUF;
 121   2                      if((temp==0x02)&&(f_0x10==0))
 122   2                      {       receive_buf[0]=0x02;
 123   3                              u_count=1;
 124   3                      f_receiving_0=1;
 125   3                              receive_time=60;
 126   3                              return;
 127   3                      }
 128   2      
 129   2              if((temp==0x03)&&(f_0x10==0)&&(f_receiving_0==1))
 130   2              {       receive_buf[u_count]=0x03;
 131   3                      f_receiving_0=0;
 132   3                              f_new_receive=1;
 133   3                              u_count++;
 134   3                              for(i=0;i<u_count;i++)
 135   3                              {       
 136   4                                      rcv_data[i]=receive_buf[i];
 137   4                      }       
 138   3                      u_count=0;
 139   3                              return;
 140   3                      }
 141   2                      
 142   2                      if(((temp==0x10)||(temp==0x02)||(temp==0x03))&&(f_receiving_0==1)&&(f_0x10==1))
 143   2                      {       receive_buf[u_count]=temp;
 144   3                              u_count++;
 145   3                              f_0x10=0;
 146   3                              return;
 147   3                      }       
 148   2      
 149   2                      if((temp==0x10)&&(f_receiving_0==1)&&(f_0x10==0))
 150   2                      {       f_0x10=1;
 151   3                              return;
 152   3                      }                                               
 153   2      
 154   2                      if((f_receiving_0==1)&&(u_count<16))
 155   2                      {       receive_buf[u_count++]=temp;
 156   3                              f_0x10=0;
 157   3                      }           
 158   2                      else
 159   2                              if(u_count==16)
 160   2                              {       u_count=0;
 161   3                                      f_0x10=0;
 162   3                                      f_receiving_0=0;
 163   3                              }
 164   2              }
 165   1      
 166   1      }
 167          
 168          void init_timer0(void)
 169          {
 170   1         IP=0x00;
 171   1         TMOD |=0x01;            //T0 MODE 2,SOFT TIMER  0.5MS
 172   1         TH0=0x63;               //T0 40MS
 173   1         TL0=0xC1;
 174   1         TF0=0;
 175   1         TR0=1;
 176   1         ET0=1;                  //开T0中断
 177   1      }
 178          
 179          void init_serialcomm(void)
C51 COMPILER V7.20   MAIN                                                                  10/15/2007 16:02:27 PAGE 4   

 180          {
 181   1          SCON  = 0x50;               //SCON: serail mode 1, 8-bit UART, enable ucvr
 182   1          TMOD |= 0x20;               //TMOD: timer 1, mode 2, 8-bit reload
 183   1          PCON |= 0x80;               //SMOD=1;
 184   1      //    TH1   = 0xD0;             //Baud:2400  fosc=11.0592MHz    
 185   1          TH1   = 0xE0;               //Baud:2400  fosc=11.0592MHz
 186   1          IE   |= 0x90;               //Enable Serial Interrupt
 187   1          TR1   = 1;                  // timer 1 run
 188   1         // TI=1;
 189   1      }