IBTRG

NI-488.2

IBTRG

Device-Level


Purpose

Trigger selected device.

Format

C

unsigned long ibtrg (int ud)

Visual Basic

CALL ibtrg (ud%)

or

status% = iltrg (ud%)

Interactive Control (Usage Notes)

ibtrg

Input

ud Device descriptor

Output

Function Return The value of Ibsta

Description

ibtrg sends the Group Execute Trigger (GET) message to the device described by ud.

Possible Errors

EBUS No devices are connected to the GPIB.
ECIC The access board is not CIC. See Device-Level Calls and Bus Management.
EDVR The NI-488.2 driver is either configured incorrectly or is not properly installed.
EHDL ud is invalid or out of range.
ELCK The requested operation could not be performed because of an existing lock by another process.
ENEB The interface is not installed or is not properly configured.
EOIP Asynchronous I/O is in progress.