EXFO FTB-500 (Window XP) - Manual (Page 450)

COM Properties and Events
442 FTB-500
Events
Events
RequestService
Description This event is triggered whenever the device
causes a Service Request (SRQ).
Parameter(s) None.
Notes It is the user’s responsibility to configure the
different registers (*SRE, *ESE) as stated in the
IEEE 488.2 standard to receive SRQ.
When used in conjunction with StatusByte
property (see StatusByte on page 441), this event
allows you to determine the cause of the SRQ.
ReturnToLocal
Description This event is triggered when the user presses the
Local button from the controller’s front panel
when the device is in Remote state.
Parameter(s) None.