Tegam 1750 - Page 63

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PROGRAMMING AND INTERFACING
Status Commands
Reading the instrument status is usually performed after executing one or more device dependent
commands. The status request function, UnX, (where n=0-7) will return the respective responses to
the IEEE-488 bus.
Query
Command
Return Value
Description
Machine Status
U0X
C0D111F0M63P0R05S0T0B0Y0
Active Device Dependent
Command Settings
Error Status
U1X
Error#, where #:
No errors = 000
self test fail = 008
illegal command = 016
conflict = 032
illegal command option = 064
Ant time that an error occurs in
a program line, all of the
commands in that line up to the
next “X” are disregarded.
Revision Level
U2X
Tegam 1750 D02.20 Apr 26,2000
Returns the software revision
level of the 1750
High Limit
U3X
10000
Returns the high comparator
limit in counts
Low Limit
U4X
00500
Returns the low comparator
limit in counts
Nominal
U5X
12345
Returns the nominal %
comparator value in counts
% High Limit
U6X
10.00
Returns the high % comparator
limit in %
% Low Limit
U7X
10.00
Returns the low % comparator
limit in counts.
Self Test Response
Q1X
“Self test PASS”
Verification of self-test
successful – no reported errors.
Table 5.7: GPIB Status Command Summary