Symmetricom Z3801A, User Manual

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Chapter 4 Command Listing and Status Information
Status Information
User’s Guide 4-15
Questionable Status Register Bit Assignments
P
= Positive Transition
N
= Negative Transition
E
= Enable
A
= Alarm LED
Operation Status Register Bit Assignments
P
= Positive Transition
N
= Negative Transition
E
= Enable
A
= Alarm LED
Bit Information Reported Comments P N E A
0 Time has been set. Event only This could occur after an extensive holdover
period. When GPS is re-acquired, if receiver
time differs from GPS time, this bit will be set.
_ _ 1 1
1 User-reported ____ 0 0 0 0
Bit Information Reported Comments P N E A
0 Powerup operation summary Summary of powerup status register 1 0 0 0
1 Locked operation Condition = 1 if locked to GPS, 0 otherwise. 1 0 0 0
2 Holdover operation summary Summary of holdover status register. 1 0 1 1
3 Position hold operation Condition = 1 if in position-hold mode, 0 if in
survey mode. 1 0 0 0
4 Sufficient satellites to allow
lock to GPS Condition = 1 indicates current satellite
tracking allows for locking. 1 0 0 0
5 Hardware status summary Summary of hardware status register. 1 0 1 1
6 Log almost full Condition = 1 indicates that the diagnostic log
is nearly full (you may want to read and clear it) 1 0 0 0