Multitech MTR-C2 Especificações descarregar pdf (Página 291)

GPSATCOMMANDSSET



291 ATCommandsforHSPA‐H5Modems

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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.

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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.

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