Table of Contents
Advertisement
[ROUTe:]OPEN?
OPEN?
Comments
Example
44 Command Reference
[ROUTe:]OPEN?<channel_list>returns the current state of the channel(s) queried.
channel_list has the form (@ccmmnn) (see [ROUTe:]CLOSe for definition). The
command returns 1 if channel(s) are open or returns 0 if channel(s) are closed.
• Query is Software Readback: The ROUTe:OPEN? command returns the
current software state of the channels specified. It does not account for
relay hardware failures. A maximum of 127 channels at a time can be
queried for a multi-module switchbox.
Query Channel Open State
This example closes channels 01 and 02 of a single card two-module switchbox
(card number 01, module 00 and 01) and queries channel closure. Since the
channels are programmed to be closed 0,0 is returned.
CLOS
Connect channel 01 to COM00 on the RF Multiplexer
module (00) and channel 02 to COM00 on the Expander
(@10001,10102)
module (01).
OPEN?
Query module 00 - channel 01 and module 01 - channel 02
open state.
(@10001,10102)
[ROUTe:]OPEN?
Chapter 4
Advertisement
Table of Contents
