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Command Descriptions
VX4380 256-Crosspoint Relay Matrix Module User Manual
3–33
The open dwell time of all modules is set to 0 seconds.
The value of the time specified in this command must be between 0 and
6.5535 seconds.
[ROUTE:]OPEN,
[ROUTe:]SCAN
This command sets the time to wait after opening a relay before proceeding.
In this example the Option 01 is installed on a VX4380 Module.
Command Response
output:ttltrg1:state
on
Enable VXI TTL trigger 1.
route:close:dwell
m1,.25
Set the close dwell time for the VX4380 to .25 seconds.
route:open:dwell
m1,0.5
Set the open dwell time for the VX4380 to 0.5 seconds.
scan
(@m1(1!1!1:4!16!1,
1!1!2))
Define a scan list consisting of all relays in section 1 and the
relay that joins row 1 to column 1 in section 2. The relays in
section 1 are specified in the following order:
1!1!1, 1!2!1, 1!3!1, ..., 1!16!1,
2!1!1, 2!2!1, 2!3!1, ..., 2!16!1,
3!1!1, 3!2!1, 3!3!1, ..., 3!16!1,
4!1!1, 4!2!1, 4!3!1, ..., 4!16!1
Note that this scan list can also be specified using one
dimensional <channel_spec>s as
:route:Scan (@m1(1:65))
trigger:Sequence:
source:ttltrg2
Define VXI TTL trigger 2 as the trigger source for the defined
scan list.
trigger:sequence:
delay 1
Set the trigger delay time to 1 second.
initiate:immediate Initiate the scan sequence.
After this sequence, each time the VXI TTL trigger 2 is pulsed low, the
following sequence of events occurs:
1. One second delay. This is the delay specified in the trigger:Sequence:delay
command.
2. The current relay in the scan list is opened.
*RST Value
Limits
Related Commands
Description
Examples