SL869 SW User Guide
1VV0301002 Rev.6 – 2013-10-1
Reproduction forbidden without written authorization from Telit Communications S.p.A.- All Rights Reserved.
Page 17 of 25
Mod. 0806 2011-07 Rev.2
3.8.
$PSTMWARM
This command causes the SL869 to perform a warm start. A warm start is defined as one in
which position and time is known from a previous operation but ephemeris is invalid. There
are no parameters, and there is no response message to this command.
Synopsis
:
$PSTMWARM<cr><lf>
In response to this message the will perform a GPS engine reset. It will not perform a system
reboot.
3.9.
$PSTMHOT
This command causes the SL869 to perform a hot start. A hot start is defined as one in which
position and time is known and ephemeris is valid from previous operation. There are no
parameters, and there is no response message to this command.
Synopsis:
$PSTMHOT<cr><lf>
In response to this message the will perform a GPS engine reset. It will not perform a system
reboot.
3.10.
$PSTMSRR
This command allows the user to execute a system reset and reboot the GNSS firmware on
the SL869. There are no parameters, and there is no response message to this command.
Synopsis:
$PSTMSRR<cr><lf>
NOTE:
The SL869 does not echo this command
.
CAUTION:
This command is not supported if the USB port is being used, i.e. if the USB Detect input
signal is high.
