Symmetricom XL-GPS - Manual (Page 83)

997-01530-01, Rev. C-25, Jan 2008 73
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S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S S
Although the factory configuration outputs UTC time in 24-hour format, the following can be used to
modify the code output of F90 for non-standard applications:
• “F2 – 12/24 Hour Format” on page 35 selects between a 12 or 24-hour time format.
• “F69 – Time Mode” on page 61 selects between the following timescales: Local, Standard, GPS,
UTC, and TAI.
Command Line
To display the current settings, enter:
F90
XL-GPS responds using the following format:
F90IRIG-B
where:
For example, enter:
F90
XL-GPS responds (example):
F90 IRIG-B AM
To change the Code Output to DC enter:
F90 IRIG-B DC
To change the Code Output back to AM enter:
F90 IRIG-B DC
XL-GPS responds:
OK
F
= ASCII character F.
90
= function number.
= Space
IRIG-B
= ASCII string indicating that the time code output is IRIG-B
= AM, DC
= carriage return character.
= line feed character.