u-blox Fastrax IT500 Series, Manual

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NMEA Manual based on MediaTek chipset - Manual
FTX-HW-13002-A Preliminary
Page 3 of 39
Contents
Contents .............................................................................................................................. 3
1 NMEA default output messages.................................................................................. 5
1.1 GGA - Global Positioning System Fix Data ............................................................................................ 5
1.2 GLL – Geographic Position – Latitude/Longitude ................................................................................... 5
1.5 RMC - Recommended Minimum Specific GNSS Data. ........................................................................... 6
1.6 GSV - Satellites in view ......................................................................................................................... 6
1.7 GSA - DOP and Active Satellites ............................................................................................................ 7
1.8 VTG – Course Over Ground and Ground Speed .................................................................................... 8
1.9 ZDA – Time and Date............................................................................................................................ 8
2 NMEA commands ......................................................................................................... 9
2.1 PMTK000 TEST ................................................................................................................................... 10
2.2 PMTK001 ACK ................................................................................................................................... 10
2.3 PMTK010 Startup message ................................................................................................................. 11
2.4 PMTK011 Output System Text ............................................................................................................ 11
2.5 PMTK101 CMD HOT START ................................................................................................................ 11
2.6 PMTK102 CMD WARM START ........................................................................................................... 11
2.7 PMTK103 CMD COLD START ............................................................................................................. 12
2.8 PMTK104 CMD FULL COLD START ..................................................................................................... 12
2.9 PMTK120 CLEAR FLASH AID ............................................................................................................... 12
2.10 PMTK127 CLEAR EPO FILE .................................................................................................................. 12
2.11 PMTK161 ENTER STANDBY MODE ..................................................................................................... 13
2.12 PMTK183 LOCUS QUERY LOGGING STATUS ...................................................................................... 13
2.13 PMTK184 LOCUS ERASE FLASH .......................................................................................................... 14
2.14 PMTK185 LOCUS START/STOP LOGGER ............................................................................................. 14
2.15 PMTK186 LOCUS LOG NOW .............................................................................................................. 14
2.16 PMTK622 LOCUS QUERY DATA ......................................................................................................... 15
2.17 PMTK869 ENABLE EASY ..................................................................................................................... 16
2.18 PMTK220 SET POS FIX ........................................................................................................................ 16
2.19 PMTK223 SET ALWAYS LOCATE DEFAULT CONFIGURATION ............................................................. 17
2.20 PMTK225 SET PERIODIC MODE .......................................................................................................... 17
2.21 PMTK251 SET NMEA BAUD RATE ....................................................................................................... 18
2.21.1 Setting 5 Hz navigation ............................................................................................................... 19
2.21.2 Setting 10 Hz navigation ............................................................................................................. 19
2.22 PMTK286 ENABLE AIC ........................................................................................................................ 19
2.23 PMTK300 Set Fix Interval .................................................................................................................... 20
2.24 PMTK301 API SET DGPS MODE .......................................................................................................... 20
2.25 PMTK313 API SET SBAS ENABLED ...................................................................................................... 20
2.26 PMTK314 API SET NMEA OUTPUT ...................................................................................................... 21
2.27 PMTK330 API SET DATUM .................................................................................................................. 22