Agilent Technologies Infiniium 8000A, Руководство программиста

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30-28
Waveform Commands
DATA? Example for Digital Channels
WriteCsvToFile( TimeValues, wordData, byteData, BytesToRead );
CloseIO( );
}
/*******************************************************************************
* Function name: InitIO
* Parameters: none
* Return value: none
* Description: This routine initializes the SICL environment. It sets up
* errorhandling, opens both an interface and device session,
* sets timeout values, clears the GPIB interface card, and
* clears the oscilloscope's GPIB card by performing a
* Selected Device Clear.
*******************************************************************************/
int InitIO( void )
{
ionerror( I_ERROR_EXIT ); /* set-up interface error handling */
bus = iopen( INTERFACE ); /* open interface session */
if ( bus == 0 ) {
printf( "Bus session invalid\n" );
return FALSE;
}
itimeout( bus, IO_TIMEOUT ); /* set bus timeout */
iclear( bus ); /* clear the interface */
#ifdef LAN
scope = bus;
#else
scope = iopen( DEVICE_ADDR ); /* open the scope device session */
if ( scope == 0) {
printf( "Scope session invalid\n" );
iclose( bus ); /* close interface session */
_siclcleanup(); /* required for 16-bit applications */
return FALSE;
}
itimeout( scope, IO_TIMEOUT ); /* set device timeout */
iclear( scope ); /* perform Selected Device Clear on oscilloscope */
#endif
return TRUE;
}