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Keysight M8132A 640 GSa/s Digital Signal Processor User’s Guide
6
Remote Programming
Reference Clock Status Subsystem
The Reference Clock Status register contains information about the
validity of the 100 MHz external reference clock of the module
The following SCPI commands and queries are supported:
:STATus:QUEStionable:REFClock[:EVENt]?
:STATus:QUEStionable:REFClock:CONDition?
:STATus:QUEStionable:REFClock:ENABle[?]
:STATus:QUEStionable:REFClock:NTRansition[?]
:STATus:QUEStionable:REFClock:PTRansition[?]
Table 10
Reference clock status register
Connection Status Subsystem
The Connection Status register contains the state of the USB connection
to the M8132A module.
The following SCPI commands and queries are supported:
:STATus:QUEStionable:CONNection[:EVENt]?
:STATus:QUEStionable:CONNection:CONDition?
:STATus:QUEStionable:CONNection:ENABle[?]
:STATus:QUEStionable:CONNection:NTRansition[?]
:STATus:QUEStionable:CONNection:PTRansition[?]
Bit Number
Decimal Value
Definition
0
Amplitude too small
1
Amplitude of external reference signal too small or
no signal.
1
Not used
2
Returns “0”
2
Frequency out-of-range
4
Frequency of external reference signal out-of-range.
