Table of Contents
Advertisement
Questionable Data Register Command Subsystem
Keysight M8131A 16/32 GSa/s Digitizer User's Guide
The Questionable Data register group provides information about the
quality or integrity of the instrument. Any or all of these conditions can be
reported to the Questionable Data summary bit through the enable
register.
Table 6
Bit Number
0
Not used
1
Not used
2
Not used
3
Not used
4
Not used
5
Reference Clock Status
6
Not used
7
USB disconnected
8
Not used
9
Not used
10
ADC Calibration Status
11
Not used
12
Not used
13
Not used
14
Not used
15
Not used
Questionable data register
Decimal Value
1
2
4
8
16
32
64
128
256
512
1024
2048
4096
8192
16384
32768
Remote Programming
Definition
Returns "0"
Returns "0"
Returns "0"
Returns "0"
Returns "0"
Instable or missing external reference clock.
Returns "0"
USB module connection state
Returns "0"
Returns "0"
ADC re-calibration recommended.
Returns "0"
Returns "0"
Returns "0"
Returns "0"
Returns "0"
4
83
Advertisement
Table of Contents
