svr_x3.cpp

英创386模块的RS232控制协议和函数,还有例程

#include <stdio.h>
#include <stdlib.h>
#include "rs232x3.h"

// input parameters: baud rate index
int main(int argc, char** argv )
{
   int  i, ii, i1, baud[3], EndFlag;
   char abyte, InStr[20];

   // get baud rate indexes
   for( i=0; i<3; i++ ) baud[i] = 12;	// default: 9600bps
   /*switch( argc )
      {
      case 4:  baud[2] = atoi( argv[3] );
      case 3:  baud[1] = atoi( argv[2] );
      case 2:  baud[0] = atoi( argv[1] );   break;
      }*/

   for( i=1; i<3; i++ )         // test COM2, COM3;
      {
      InitUART( i, baud[i] );
      InstallISR( i );
      }

   for( EndFlag=0; ; )
      {
      for( i=1; i<3; i++ )
	 {
	 i1 = GetInputData( i );
	 if( i1 == -1 ) continue;
	 abyte = (char)i1;
	 printf( "%c", abyte );
	 if( PutOutputData( i, abyte ) != 0 ) continue;
	 StartSend( i );
	 if( abyte == '!' ) EndFlag = 1;
	 }
      if( EndFlag == 1 ) break;
      }

   for( i=1; i<3; i++ )
      {
      UninstallISR( i );
      }
   return 0;
}