National Instruments GPIB-PC - Manual (Page 161)

BASICA/QuickBASIC GPIB-PC Function Calls Section Four A
GPIB-PC User Manual 4A-86 ©National Instruments Corp.
Device Example:
1. Wait indefinitely for the device LOGGER% to request service.
100 MASK% = &H800 ' RQS
110 CALL IBWAIT (LOGGER%,MASK%)
Board Examples:
1. Wait for a service request or a timeout.
100 MASK% = &H5000 ' TIMO SRQI
110 CALL IBWAIT (BD%,MASK%)
120 REM Check IBSTA% here to see which
130 REM occurred.
2. Update the current status for IBSTA% .
100 MASK% = 0
110 CALL IBWAIT (BD%,MASK%)
3. Wait indefinitely until control is passed from another CIC.
100 MASK% = &H20 ' CIC
110 CALL IBWAIT (BD%,MASK%)
4. Wait indefinitely until addressed to talk or listen by another
CIC.
100 MASK% = &H0C ' TACS LACS
110 CALL IBWAIT (BD%,MASK%)