Fchannels <Lsit - Keithley 7001 Instruction Manual

:FCHannels <list>
5.13.4
[:ROUTe]:FCHannels <list>
Parameter
<list> = (@ forblist)
where; forblist is the specified list of "forbidden" channels that cannot be closed.
Short-form
:fch (@ forblist)
formats
Power-up
Defaults
*RST
:SYSTem:PRESet
Query
:FCHannels?
command
Short-form formats:
Response message:
The :FCHannels <list> command is used to define a list of channels that cannot be closed. The
Description
following examples demonstrate various forms for expressing a forblist:
Forblist
1!1
1!6, 1!18, 2!3!6
1!2:1!10
1!2:1!10, 1!20
M36
A "forbidden" channel list can be cancelled by sending an empty forblist as follows:
:fch (@)
If you specify a channel to be restricted and it is already included in the Scan List and/or a Chan-
nel Pattern, then the entire Scan List and/or Channel Pattern is cleared (lost).
Programming
10
example
20
30
40
Line 10 Define the "forbidden" channel list and query the the list.
Line 20 Address the Model 7001 to talk.
Line 30 Display the list.
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[:ROUTe] subsystem
Last defined "forbidden" channel list
No effect
No effect
Query "forbidden" channel list
:fch?
List of "forbidden" channels
OUTPUT 707; ":fch (@ 1!1, 1!4); fch?"
ENTER 707; A$
PRINT A$
END
Define "forbidden" channel list
Single channel (Slot 1, Channel 1).
Channels separated by commas.
Range of channels (2 through 10).
Range entry and single entry separated by commas.
Channel pattern stored at memory location M36.
IEEE-488 Reference
5-81