light.lst

来自「基于89c2051开发的ptr8000一对多无线通信程序.」· LST 代码 · 共 182 行

C51 COMPILER V6.23a  LIGHT                                                                 04/27/2006 17:18:21 PAGE 1   


C51 COMPILER V6.23a, COMPILATION OF MODULE LIGHT
OBJECT MODULE PLACED IN Light.OBJ
COMPILER INVOKED BY: C:\KEIL\C51\BIN\C51.EXE Light.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include <reg51.h>
   2          #include <stdio.h>
   3          bit startframe=0,com2rb=1;
   4          unsigned char TLV=0x80;      //7200 times per second for 11059200. 0.14 ms per time.
   5          unsigned char THV=0xff;      //0xfe; if 8times baudrate it's 0x60 and 0xff respectively.
   6          unsigned char com2sbufp=0,com2buffs[2],com2buffr[20],com2buffrp=0;
   7          unsigned short SECTICKS=7200; //4800; //65536/(65536-(THV*256+TLV))*18;
   8          unsigned short HALFSECTICKS=3600;
   9          unsigned char rbuff[20],sbuff[11];
  10          unsigned char rbuffp=0;
  11          unsigned char triggle=0,chno=0,ensend=0,rest;
  12          unsigned char ticks1=0,ticks2=0,ticksl2=0,ticksh2=0,ticks3;
  13          unsigned char temptl0,tempth0;
  14          unsigned short filterB=0xffff,count=0,com2sbuf;
  15          unsigned char e1count=0,irbytep=0;
  16          unsigned short irbyte=0;
  17          sbit P32 = P3^2;
  18          sbit COM2R=P3^0;
  19          sbit COM2S=P3^1;
  20          void delay()
  21          {
  22   1       unsigned short i,j;
  23   1       for(i=0;i<30;i++) j=i;
  24   1      }
  25          void e0int() interrupt 0
  26          {
  27   1       P1=P1 ^ 0x80; // Feed watchdog.
  28   1       ticks3++;
  29   1      }
  30          void e1int() interrupt 2
  31          {
  32   1       //ticks1++;
  33   1       /*irbyte&=0xfeff;
  34   1       if(e1count>=12) irbyte|=0x0100;
  35   1       irbyte>>=1;
  36   1       if(++irbytep==8)
  37   1       {
  38   1        SBUF=(unsigned char)irbyte;
  39   1        //putchar(irbyte);
  40   1        irbytep=0;
  41   1       }*/
  42   1       if(e1count!=0) 
  43   1       {
  44   2        SBUF=e1count;
  45   2        e1count=0;
  46   2       }
  47   1      }
  48          void t0int() interrupt 1
  49          {
  50   1       // unsigned char i;
  51   1       temptl0=TL0;
  52   1       //tempth0=TH0;
  53   1       TL0=TLV+temptl0+3; //current instruction use 6 t-cycls.
  54   1       TH0=THV; //+tempth0;
  55   1       e1count++;
C51 COMPILER V6.23a  LIGHT                                                                 04/27/2006 17:18:21 PAGE 2   

  56   1       filterB<<=1;
  57   1       filterB&=0xfffe;
  58   1       filterB|=COM2R;
  59   1       switch(filterB) //switch (filterB&0x7) //now 24 times sample serial signal.
  60   1       {
  61   2        case 0xffff: 
  62   2                 com2rb=1;
  63   2                         break;
  64   2        case 0x0:
  65   2                  com2rb=0;
  66   2                  if(!startframe)
  67   2                          {
  68   3                               startframe=1;
  69   3                               com2sbufp=0;
  70   3                               rest=(count&0x18)+4;
  71   3                              }
  72   2                              break;
  73   2        default:
  74   2                  break;
  75   2       }
  76   1       if(startframe && ((count&0x18) == rest))
  77   1       {
  78   2        com2sbuf>>=1;
  79   2        com2sbuf&=0xfeff;
  80   2        if(com2rb) com2sbuf|=0x0100;
  81   2        com2sbufp++;
  82   2        if(com2sbufp==10)
  83   2        {
  84   3         startframe=0;
  85   3         if(com2sbuf&0x100)
  86   3         {
  87   4          com2buffr[com2buffrp]=com2sbuf;
  88   4          //TI=0;
  89   4          //SBUF=com2sbuf;
  90   4          if(++com2buffrp==20) com2buffrp=0;
  91   4         }
  92   3        }
  93   2       }
  94   1       count++;
  95   1       if(count == SECTICKS)
  96   1       {
  97   2        count=0;
  98   2        triggle=1;
  99   2       }
 100   1      }
 101          void comint() interrupt 4
 102          {
 103   1       if(RI)
 104   1       {
 105   2        RI=0;
 106   2        rbuff[rbuffp]=SBUF;
 107   2        if((rbuff[rbuffp] == 'E') && (rbuff[(rbuffp+11)%20] == 'S') && (rbuff[(rbuffp+12)%20] == '0'))
 108   2        {
 109   3         switch (rbuff[(rbuffp+13)%20])
 110   3         {
 111   4          case 'A': ensend=1;
 112   4              break;
 113   4          case 'D':
 114   4              break;
 115   4              default:break;
 116   4         }
 117   3        }
C51 COMPILER V6.23a  LIGHT                                                                 04/27/2006 17:18:21 PAGE 3   

 118   2        rbuffp++;
 119   2        if(rbuffp == 20) rbuffp=0;
 120   2       }
 121   1      }
 122          void main (void)
 123          {
 124   1       unsigned char i;
 125   1       sbuff[0]=0xff; 
 126   1       sbuff[1]='S';
 127   1       sbuff[2]='0';
 128   1       sbuff[9]=0;
 129   1       sbuff[10]='E';
 130   1       SCON  = 0x50;                   /* SCON: mode 1, 8-bit UART, enable rcvr      */
 131   1       TMOD |= 0x21;               /* TMOD: timer 1, mode 2, 8-bit reload        */
 132   1       //TH1   = 0xa0;   //0xd8;     /* TH1:  300 bps for 11059200 ,reload value for 1200 baud @ 184320000MHz   
             -*/
 133   1       TH1   = 0xfd;     //9600 bps. for 11.05
 134   1       TR1   = 1;                  /* TR1:  timer 1 run                          */
 135   1       IT1   = 1;
 136   1       IT0   = 1;
 137   1       TI    = 1;                  /* TI:   set TI to send first char of UART    */
 138   1       TR0   = 1;
 139   1       IE    = 0x87;               //en e0,t0
 140   1       while (1)
 141   1       {
 142   2        if (triggle==1)
 143   2        {
 144   3         //P32=0;
 145   3         //for(i=0;i<11;i++) putchar(sbuff[i]);
 146   3         //putchar(temptl0);
 147   3         triggle=0;
 148   3         //P32=1;
 149   3        }
 150   2        delay();
 151   2       }
 152   1      }
*** WARNING C280 IN LINE 124 OF LIGHT.C: 'i': unreferenced local variable


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    392    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     83       3
   IDATA SIZE       =   ----    ----
   BIT SIZE         =      2    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  1 WARNING(S),  0 ERROR(S)