rddsp.lst

单片机C源程序souce

C51 COMPILER V7.06   RDDSP                                                                 11/17/2006 09:08:18 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE RDDSP
OBJECT MODULE PLACED IN rdDSP.OBJ
COMPILER INVOKED BY: E:\keil\C51\BIN\C51.EXE rdDSP.c BROWSE DEBUG OBJECTEXTEND

stmt level    source

   1          #include <SST89V564.H>
   2          #include <ABSACC.H>
   3          
   4          extern wdt(void);
   5          extern unsigned char xdata sdata[255];
   6          extern unsigned char xdata TXLen;
   7          extern bit TX;
   8          
   9          extern rdDSP(void)
  10          {
  11   1      unsigned char rbuf,counter;
  12   1      bit ER;
  13   1      unsigned int j;
  14   1                      //"i" is the counter for Cyc.
  15   1                      //"rbuf" is the receiveing buffer for receiveing data from DSP.
  16   1      wdt();
  17   1      counter = 0;
  18   1      ER = 0;
  19   1      TX = 0;
  20   1                              //write the HPIA(the read address)
  21   1      XBYTE[0xe4ff]=0x79;//the higher 8bit of the address.
  22   1                                              //HR/W=0;HCNT1=1;HCNT0=0;HBIL=0.        
  23   1      XBYTE[0xe5ff]=0x80;//The lower 8bit of the address.
  24   1                                              //HR/W=0;HCNT1=1;HCNT0=0;HBIL=1.
  25   1      rbuf = 0xff;
  26   1      while(rbuf!=0x00)
  27   1              {
  28   2              j=XBYTE[0xeaff];//HR/W=1;HCNT1=0;HCNT0=1;HBIL=0.The higher 8-bit.
  29   2              rbuf=XBYTE[0xebff];//HR/W=1;HCNT1=0;HCNT0=1;HBIL=1.The lower 8-bit.
  30   2              sdata[counter++]=rbuf;  //Send data.
  31   2              if (counter >= 255){ER = 1;break;}
  32   2              }
  33   1      XBYTE[0xe0ff]=0x08;     //HPIC=0x08.
  34   1                                              //HR/W=0;HCNT1=0;HCNT0=0;HBIL=0.
  35   1      XBYTE[0xe1ff]=0x08;     //HR/W=0;HCNT1=0;HCNT0=0;HBIL=1.
  36   1      if (ER == 0)
  37   1              {
  38   2              TXLen = counter-1;
  39   2              TX = 1;
  40   2              }
  41   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     85    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----       1
END OF MODULE INFORMATION.


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