Synaccess Networks NP-0801DTM - Manual (Page 291)

GPS AT COMMANDS SET
291 HSPA+ AT Commands Reference Guide
Unsolicited NMEA Data Configuration $GPSNMUN
Set command permits to activate an unsolicited streaming of GPS data (in NMEA format) through the standard
GSM serial port and defines which NMEA sentences are available.
Read command returns whether the unsolicited GPS NMEA data streaming is currently enabled or not, along with
the NMEA sentences availability status, in the format:
$GPSNMUN:<enable>,<GGA>,<GLL>,<GSA>,<GSV>,<RMC>,<VTG >
Test command returns the supported range of values for <enable>, <GGA>, <GLL>, <GSA>, <GSV>, <RMC>, <VTG>
Syntax
Command Command type
AT$GPSNMUN=<enable>[,<GGA>,<GLL>,<GSA>,<GSV>,<RMC>,<VTG >] Set
AT$GPSNMUN? Read
AT$GPSNMUN=? Test
Parameters and Values
<enable>
0 NMEA data stream de‐activated. Default: 0.
1 NMEA data stream activated with the following unsolicited response syntax:
$GPSNMUN:<CR><NMEA SENTENCE><CR>.
2 NMEA data stream activated with the following unsolicited response syntax:
<NMEA SENTENCE><CR>.
3 Dedicated NMEA data stream; it is not possible to send AT commands; with the
escape sequence ‘+++’ the user can return to command mode.
<GGA> Global Positioning System fix data.
0 Disable. Default: 0.
1 Enable.
<GLL> Geographical position ‐ latitude/longitude.
0 Disable. Default: 0.
1 Enable.
<GSA> GPS DOP and active satellites.
0 Disable. Default: 0.
1 Enable.
<GSV> GPS satellites in view.
0 Disable. Default: 0.
1 Enable.
<RMC> Recommended minimum specific GPS data.
0 Disable. Default: 0.
1 Enable.
<VTG> Course over ground and ground speed.
0 Disable. Default: 0.
1 Enable.