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layer). This delay can be programmed by
using the <layer>:DELay command.
n
Backward Traversing an
Event-detection Layer
The number of times a layer event has to
initiate a device action can be pro
-
grammed by using the <layer>:COUNt
command. For example:
:TRIGger:COUNt 3 causes the in
-
strument to measure three times, each
measurement being triggered by the spec
-
ified events.
Triggering
n
*TRG Trigger Command
The trigger command has the same func
-
tion as the Group Execute Trigger com
-
mand GET, defined by IEEE 488.1.
When to use *TRG and GET
The *TRG and the GET commands have
the same effect on the instrument. If the
Counter is in idle, i.e., not parsing or exe
-
cuting any commands, GET will execute
much (≈ 20 µs) faster than *TRG
(≈ 4 ms) since the instrument must al
-
ways parse *TRG.
Using the Subsystems
Trigger/Arming Subsystem 6-29