mt8880.lst

无线红外传感报警系统

C51 COMPILER V7.06   MT8880                                                                06/10/2005 23:25:34 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE MT8880
OBJECT MODULE PLACED IN MT8880.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE MT8880.c DEBUG OBJECTEXTEND

stmt level    source

   1          #include "Head.h"
   2          unsigned char Read_80(void)
   3          {   unsigned char data temp;
   4   1              CS_80=0;        //片选输入，低电平有效
   5   1              temp=P1;
   6   1              CP_80=1;
   7   1              _nop_();
   8   1              _nop_();
   9   1              CP_80=0;
  10   1              _nop_();
  11   1              CS_80=1;
  12   1              CP_80=1;        //*构造8880时钟时序
  13   1          RS_80=1;
  14   1      return temp;
  15   1      }
  16          void Write_80(unsigned char Data)
  17          {       unsigned char data temp;
  18   1              CS_80=0;
  19   1              temp=P1;
  20   1              temp &=0xf0;
  21   1              P1=Data+temp;
  22   1              WR_80=0;  //write
  23   1              _nop_();
  24   1              CP_80=1;
  25   1              _nop_();
  26   1              CP_80=0;
  27   1              WR_80=1;
  28   1              CS_80=1;
  29   1              CP_80=1;
  30   1          RS_80=1;
  31   1      }
  32          unsigned char Read_80status(void)
  33          {       
  34   1              RS_80=1;
  35   1              return Read_80();
  36   1              
  37   1      }
  38          void  Write_80Cont(unsigned char command)
  39          {
  40   1              RS_80=1;
  41   1              Write_80(command);
  42   1      }
  43          unsigned char Read_80Data(void)
  44          {       
  45   1              RS_80=0;
  46   1              return Read_80();
  47   1      }
  48          void  Write_80Data(unsigned char command)
  49          {
  50   1              RS_80=0;
  51   1              Write_80(command);
  52   1      }
  53          bit SendDTMF(uchar * buff)
  54          {static uchar SendState,i;
  55   1      switch (SendState)
C51 COMPILER V7.06   MT8880                                                                06/10/2005 23:25:34 PAGE 2   

  56   1         {
  57   2         case 0: Write_80Data(buff[i++]);  //2
  58   2                 TimeCNT=1;
  59   2                         SendState=1;
  60   2                         break;
  61   2         case 1: if(TimeCNT<40) break;
  62   2                     SendState=0; TimeCNT=0;
  63   2                         if(buff[i]==0xff) {i=0;P1=0xff;return 1;}
  64   2                         break;
  65   2         }
  66   1      return 0;
  67   1      }
  68          /*
  69          void initial_8880(void)
  70          {  unsigned char temp;
  71                  Read_80status();
  72                  Write_80Cont(0);   //CRA
  73                  Write_80Cont(0);
  74                  Write_80Cont(0x01);
  75                  Write_80Cont(0);  //CRB
  76                  Read_80status();
  77                  Write_80Cont(0x0b);
  78                  Write_80Cont(0);   //CRB
  79                  Read_80status();
  80                  HANDUP=0;
  81                  LINE =0;
  82                  delay();
  83                  Write_80Data(0x04);  //2
  84                  delay();
  85                  Write_80Data(0x05);  //0
  86                  delay();
  87                  Write_80Data(0x05);  //0
  88                  delay();
  89                  Read_80status();
  90                  EX1=1;
  91                  IT1=1;
  92                  EA=1;
  93                  P1=0xff;
  94                  while(1) _nop_();;
  95                          {
  96                  _nop_();
  97                  if((Read_80status()&0x02)==0x02)           
  98                              {temp=Read_80Data();
  99                              P2=temp<<4;
 100                                  }
 101                          }
 102                  
 103          } 
 104          void getDTMF(void) interrupt 2 using 2 
 105          {   unsigned char temp;
 106                  
 107              temp=Read_80status();
 108                  P1=0xff;
 109                  if((temp&0x02)==0x02) 
 110                  {
 111                  temp=Read_80Data();
 112                  P0=temp<<4;
 113                  }
 114                  P1=0xff;
 115          }
 116          */

C51 COMPILER V7.06   MT8880                                                                06/10/2005 23:25:34 PAGE 3   


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    160    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      2       3
   IDATA SIZE       =   ----    ----
   BIT SIZE         =      1    ----
END OF MODULE INFORMATION.


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