Keysight Technologies M8132A, Руководство пользователя

Страница: 55 / 106

Keysight M8132A 640 GSa/s Digital Signal Processor User’s Guide 55
Remote Programming 6
Questionable Data Register Command Subsystem
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 9 Questionable data register
Bit Number Decimal Value Definition
0 Not used 1 Returns “0”
1 Not used 2 Returns “0”
2 Not used 4 Returns “0”
3 Not used 8 Returns “0”
4 Not used 16 Returns “0”
5 Reference Clock Status 32 Instable or missing external reference clock.
6 Not used 64 Returns “0”
7 USB disconnected 128 USB module connection state
8 Not used 256 Returns “0”
9 Not used 512 Returns “0”
10 Not used 1024 Returns “0”
11 Not used 2048 Returns “0”
12 Not used 4096 Returns “0”
13 Not used 8192 Returns “0”
14 Not used 16384 Returns “0”
15 Not used 32768 Returns “0”