UNI-T
UPO 3000E&UPO2000E Series Oscilloscope Programming Manual
KEY Command
This command is to control key and knob on oscilloscope panel.
:KEY:<key>
Command format:
:KEY:<key>
:KEY:<key>:LOCK { {1 | ON} | {0 | OFF} }
:KEY:<key>:LOCK?
:KEY:<key>:LED?
Functional description:
Set key function and lock/unlock this key. <key> definition and description see
Appendix 1
:
<Key> List
.
Return format:
Query return lock status or LED status.
Lock status
:
0 presents unlock, 1 presents lock
;
LED status
:
0 presents light off
,
1 presents light on
(
green
),
2 presents light on
(
red
)
.
For example:
:KEY:AUTO
set oscilloscope control value
:KEY:AUTO:LOCK ON/OFF
lock/unlock key
:KEY:AUTO:LOCK?
query return lock status of this key , 1 presents lock.
:KEY:AUTO:LED?
query return LED status
,
0 presents light off