prog.book : ch8out.fm 5 Mon Feb 15 09:24:37 1999
OUTput Subsystem
OUTPut:TTL[1|2]:FEED <string>
HP E4418B/E4419B Programming Guide 8-5
OUTPut:TTL[1|2]:FEED <string>
This command controls whether an asserted rear panel TTL Output
indicates a failure in the upper, lower or either limit for the chosen
window. TTL Output 1 is always connected to the upper window and TTL
Output 2 is always connected to the lower window.
Syntax
Parameters
TTL
[1|2]
String Description
1 “CALC1:LIM:LOW” TTL Output 1 asserted indicates a
lower limit fail on the upper window.
“CALC1:LIM:UPP” TTL Output 1 asserted indicates an
upper limit fail on the upper window.
“CALC1:LIM:LOW,CALC1:LIM:UPP” TTL Output 1 asserted indicates that
either the lower or upper limit failed on
the upper window.
2 “CALC2:LIM:LOW” TTL Output 2 asserted indicates a
lower limit fail on the lower window.
“CALC2:LIM:UPP” TTL Output 2 asserted indicates an
upper limit fail on the lower window.
“CALC2:LIM:LOW,CALC2:LIM:UPP” TTL Output 2 asserted indicates that
either the lower or upper limit failed on
the lower window.
Note: Either single or double quotes may be used. However, quotes are mandatory.
All the above strings must be matched exactly - long forms and omission of the
sub-opcode are not permissable.
Space
String
?
OUTP
1
2
:FEED
:TTL
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