Technical data

122 Agilent N8211A/N8212A Performance Upconverter Synthetic Instrument Module, 250 kHz to 20 / 40 GHz
4 Programming the Status Register System
Data Questionable Frequency Condition Register
The Data Questionable Frequency Condition Register continuously monitors the hardware
and firmware status of the N8211A/N8212A. Condition registers are read-only.
Table 9 Data Questionable Frequency Condition Register Bits
Bit Description
0 Synth. Unlocked. A 1 in this bit position indicates that the synthesizer is unlocked.
1 10 MHz Ref Unlocked. A 1 in this bit position indicates that the 10 MHz reference signal is unlocked.
2 1 GHz Ref Unlocked. A 1 in this bit position indicates that the 1 GHz reference signal is unlocked.
3 Always 0.
4 Unused. This bit is always set to 0.
5 Always 0.
6 Always 0.