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4
Chapter 4 Remote Interface Reference
The SCPI Status System
The Questionable Data Register
The Questionable Data register group provides information about the
quality or integrity of the function generator. Any or all of these conditions
can be reported to the Questionable Data summary bit through the
enable register. To set the enable register mask, you must write a
decimal value to the register using the STAT:QUES:ENABle command.
Bit Definitions – Questionable Data Register
Bit Number
0 Voltage Overload
1 Not Used
2 Not Used
3 Not Used
4 Not Used
5 Loop Unlocked
6 Not Used
7 Not Used
8 Calibration Error
9 External Reference
10 Not Used
11 Not Used
12 Not Used
13 Not Used
14 Not Used
15 Not Used
266
Decimal
Value
Definition
1
Voltage overload on OUTPUT connector.
The Output has been disabled.
2
Not Used. Returns "0".
4
Not Used. Returns "0".
8
Not Used. Returns "0".
16
Not Used. Returns "0"
32
Function generator has lost phase lock.
Frequency accuracy will be affected.
64
Not Used. Returns "0".
128
Not Used. Returns "0".
256
Error occurred during cal, or cal memory
lost, or calibration is unsecured.
512
External timebase is being used.
1024
Not Used. Returns "0".
2048
Not Used. Returns "0".
4096
Not Used. Returns "0".
8192
Not Used. Returns "0".
16384
Not Used. Returns "0".
32768
Not Used. Returns "0".
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