AT Commands Reference Guide
80529ST10815A Rev.2– 2017-09-14
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$GPSR – GPS module Reset
3 - Hotstart (with stored Almanac and Ephemeris): the GPS receiver restarts by
using the values stored in the internal memory of the GPS receiver; validated
ephemeris and almanac.
AT$GPSR?
Read command displays the current <reset_type> value (see note).
AT$GPSR=?
Test command reports the range of supported values for parameter <reset_type>
Example
AT$GPSR=0
OK
Note
- ‘Factory Reset’ performs the same operation as ‘Coldstart’.
-
The current setting is stored through $GPSSAV command.
-
<reset_type> sets the kind of start when GPS is activated through $GPSP
or $GPSSLSR commands.
-
Default value of <reset_type> is ‘3’, ‘hot start’.
Get Acquired Position - $GPSACP
$GPSACP - Get Acquired Position
AT$GPSACP
Execution command returns information about the last GPS position in the format:
$GPSACP: <UTC>,<latitude>,<longitude>,<hdop>,<altitude>,
<fix>,<cog>,<spkm>,<spkn>,<date>,<nsat>
where:
<UTC> - UTC time (hhmmss.sss) referred to GGA sentence
<latitude> - format is ddmm.mmmm N/S (referred to GGA sentence)
where:
dd – degrees - 00..90
mm.mmmm - minutes - 00.0000..59.9999
N/S: North / South
<longitude> - format is dddmm.mmmm E/W (referred to GGA sentence)
where:
ddd - degrees - 000..180
mm.mmmm - minutes - 00.0000..59.9999
E/W: East / West
<hdop> - x.x - Horizontal Diluition of Precision (referred to GGA sentence)
<altitude> - xxxx.x Altitude - mean-sea-level (geoid) in meters (referred to GGA
sentence)
<fix> -
0 or 1 -Invalid Fix
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