TRAK MODEL 9100 MODULAR FREQUENCY/TIME SYSTEM
3-15
TM4400013 Rev D
Request list of satellites being tracked –
This command provides the PRN numbers of the satellites being tracked.
Host sends: X.RQST<CR>
9100 replies: X.RQST sv,sv,sv,sv,sv,sv,sv,sv,sv,sv,sv,sv<CR><LF>
or X.RQST NONE<CR><LF>
Where: sv is the satellite PRN number
X is described on command summary page
NOTE: The “X.RQST sv” line is shown in its longest form. The actual response length will vary depending on the
number of satellites being tracked at the time.
Request GPS Reference Module BIT Status
This command provides the BIT status of the GPS Reference module.
Host sends: X.RQBT<CR>
9100 replies: X.GPS BIT STATUS ABCDEFGHIJ
Where: A is GPS status, G or F
B is GPS Rubidium Lock and 10 MHz Status, G or F
C is GPS 5 MHz status, G or F
D is GPS Composite Status, G or F
E is GPS IRIG-B status, G or F
F is GPS 1 PPS status, G or F
G is GPS CPU status, G or F
H is GPS Antenna status, G or F
I is GPS oscillator calibration or DAC failure, G or F
J is GPS on-line status, Y or N
X is described on command summary page
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