9 gps nmea serial port speed - $gpss – Rainbow Electronics GM862-QUAD-PY User Manual

Page 422

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AT Commands Reference Guide

80000ST10025a Rev. 5 - 09/07/08

Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved

page 422 of 434

$GPSAP - GPS Antenna Protection

SELINT 0 / 1 / 2

<value>]

current consumption of GPS antenna. The protection disables the GPS
antenna supply voltage.

Parameters:
<set>
0 - deactivate current antenna protection (default)
1 - activate current antenna protection
<value>
- the antenna current limit value in mA
0..200

If parameter <set>=0 parameter <value> has no meaning and can be
omitted.

Note: the new setting is stored through $GPSSAV

AT$GPSAP?

Read command reports the current activation status of antenna automatic
protection and the current antenna limit value, in the format:

$GPSAP: <set>,<value>

AT$GPSAP=?

Test command reports the range of supported values for parameters <set>
and <value>

Example

AT$GPSAP=0
OK

Note : no SW control on antenna status (HW current
limitation only)

AT$GPSAP=1,25
OK
activate current antenna protection with related current

limit

AT$GPSAP?

$GPSAP:1,50
OK
Antenna protection activated with 50mA limit

Note

The module is already provided of an Hardware protection for the high
current consumption that is automatically activated if the consumption
exceeds 50mA

3.5.7.11.9 GPS NMEA Serial Port Speed - $GPSS

$GPSS - GPS Serial Port Speed

SELINT 0 / 1 / 2

AT$GPSS=<speed>

Set command allows to select the speed of the NMEA serial port.

Parameter:
<speed>
4800 - (default)
9600

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