13-10 DISPlay, FORMat, and SYSTem Model 6485 Picoammeter Instruction Manual
The queue for the :SYST:KEY? query command can only hold one key-press. When
:SYST:KEY? is sent and Model 6485 is addressed to talk, the key-press code number for
the last :SYST:KEY command is sent to the computer. The value is -1 if a :SYST:KEY
command has not been sent since the last time the unit was placed in remote.
Figure 13-3
Key-press codes
RANGE
AUTO
CONFIG/
LOCAL
MENU
POWER
RANGE
EXIT ENTER
HALT
RATEDIGITS
STORE RECALL
MEDN AVG MX+B M/X+B LOG REL ZCHK ZCOR
COMM DISP
TRIG
LIMIT AZERO
SAVE SETUP
1
2
345 678
16
11
12
13
23 32 15
1431 24
26 19 28 21 30
18
17
27 20 29 22
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