Agilent Technologies 86100A Manuel de service télécharger pdf (Page 85)

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Sample Programs

Listings of the Sample Programs

int check_SRQ( )

{

int srq_asserted;

/* check for SRQ line status */

ihpibbusstatus(bus, I_GPIB_BUS_SRQ, &srq_asserted);

return ( srq_asserted );

} /* end check_SRQ ( ) */

* Function name: read_status

* Parameters: none

* Return value: unsigned char indicating the value of status byte

* Description: This routine reads the scope status byte and returns the status.

unsigned char read_status ( )

{

unsigned char statusbyte;

/* Always read the status byte from instrument */

/* NOTE: ireadstb uses serial poll to read status byte - this should clear bit 6 to allow another SRQ. */

ireadstb ( scope, &statusbyte );

return ( statusbyte );

} /* end read_status ( ) */

* Function name: close_IO

* Parameters: none

* Return value: none

* Description: This routine closes device and interface sessions for the

* SICL environment and calls the routine _siclcleanup which de-allocates

* resources used by the SICL environment.

void close_IO ( )

{

iclose ( scope ); /* close device session */

iclose ( bus ); /* close interface session */

_siclcleanup ( ); /* required for 16-bit applications */

} /* end close_SICL ( ) */

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Agilent Technologies 86100A Manuel de service Page 85

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