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XLi IEEE 1588 Clock 79
997-01510-03, Rev. C, 12/12/2006
2
5
1
SSSSSSSSSSSS SSSSSSSSSS SSSSSSS S SSS S SSSSS S
The factory settings for F90 are IRIG-B and AM.
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 39 selects between a 12 or 24-hour time format.
• “
F69 – Time Mode” on page 65 selects between the following time scales: Local, Standard, GPS,
UTC, and TAI.
Command Line
To display the current settings, enter:
F90<CR>
XLi responds using the following format:
F90<S><CODE OUTPUT><TYPE><CR>
where:
For example, enter:
F90<CR>
XLi responds (example):
F90 IRIG-B AM<CR><LF>
To change the Code Output selection enter:
F90 IRIG-B DC<CR>
XLi responds:
OK<CR><LF>
F
= ASCII character F.
90 = function number.
<S> = Space
<CODE OUTPUT> = IRIG-A, IRIG-B, NASA 36
<TYPE> = AM, DC
<CR> = carriage return character.
<LF> = line feed character.