Symmetricom XL-GPS User Manual

1

where:

For example, to display the Keypad Lock status, send:

XL-GPS responds:

F6 DISABLE<CR><LF>

To enable Keypad Lock, send the following string:

XL-GPS responds:

OK<CR><LF>

To disable Keypad Lock, send the following string:

XL-GPS responds:

OK<CR><LF>

This function is available through the command line interface only – it is not available through the 

keypad.

F8 generates time-of-year information (e.g., 199:10:41:08) once-per-second over the XL-GPS’s 
command line interface, which is available from the standard network port or the serial port. The format 
and type of time can be modified using F2, F11, and F69. 

If F8 is used following startup, while the XL-GPS is acquiring a reference source, F8’s displays time-of-
year information from the XL-GPS’s unsynchronized system clock. When the system clock acquires a 

F

=  ASCII character F

6

= function 

number

<S>

=  ASCII space character (one or more)

<STATE>

=  ENABLE or DISABLE

<CR>

=  carriage return character

<LF>

=  line feed character