Symmetricom XL-GPS - Manual (Page 113)

997-01530-01, Rev. C-25, Jan 2008 103
2
5
1
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
Where
For example, enter:
F113 SHOW<CR>
XL-GPS responds (example):
Interval is 1 seconds<CR><LF>
+9.600000e-10<CR><LF>
+1.080000e-09<CR><LF>
+1.560000e-09<CR><LF>
To stop Freq Meas, enter Ctrl+C on the command line.
Note: Freq Meas remains active while the function is displayed on the front panel or command line.
Changing the function on the front panel or command line terminates Freq Meas.
F117 – Factory Configuration
Use function F117 to display the XL-GPS factory Serial Number and the availability optional software
features. Send the string:
F117<CR>
XL-GPS responds:
F117<S>SN<S><SERIAL#><CR><LF>
NTP <STATE><CR><LF>
FREQ MEAS <STATE><CR><LF>
TIET <STATE><CR><LF>
PPO <STATE><CR><LF>
Interval is
= ASCII character string “Interval is”
<S>
= ASCII space character or separator.
<INT>
= Frequency Measurement Interval
seconds
= ASCII character string “seconds”
+
= ASCII plus “+” or minus “-” character
#
= ASCII integer from 0 to 9
e-
= ASCII characters “e-”
<CR><LF>
= line terminator, either a carriage return and line feed for output strings or a carriage return
only for input strings