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NMEA PUBX,00 message

Popular NMEA messages

Poll a PUBX,00 message

Message NMEA-PUBX-POSITION
Poll a PUBX,00 message
Type Poll request
Comment A PUBX,00 message is polled by sending the PUBX,00 message without any data fields.
Information Class/ID: 0xf1 0x00          Number of fields: 4
Structure $PUBX,00*33\r\n
Example $PUBX,00*33\r\n
Payload (Poll Request)
Field Name Format Unit Example Description
0 PUBX string - $PUBX Message ID, UBX protocol header, proprietary sentence
1 msgId numeric - 00 Set to 00 to poll a PUBX,00 message
2 cs hexadecimal - *33 Checksum
3 CRLF character - - Carriage return and line feed



Lat/Long position data (PUBX,00)

Message NMEA-PUBX-POSITION
Lat/Long position data
Type Output
Comment This message contains position solution data. The datum selection may be changed using the config item CFG-NAVSPG-USE_USRDAT.
The output of this message is dependent on the currently selected datum (default: WGS84).
Information Class/ID: 0xf1 0x00          Number of fields: 23
Structure $PUBX,00,time,lat,NS,long,EW,altRef,navStat,hAcc,vAcc,SOG,COG,vVel,diffAge,HDOP,VDOP,TDOP,numSvs,reserved,DR,*cs\r\n
Example $PUBX,00,081350.00,4717.113210,N,00833.915187,E,546.589,G3,2.1,2.0,0.007,77.52,0.007,,0.92,1.19,0.77,9,0,0*5B\r\n
Payload (Output Data)
Field Name Format Unit Example Description
0 PUBX string - $PUBX Message ID, UBX protocol header, proprietary sentence
1 msgId numeric - 00 Proprietary message identifier: 00
2 time hhmmss.ss - 081350.00 UTC time. See section UTC representation in the integration manual for details.
3 lat ddmm.mmmmm - 4717.113210 Latitude (degrees and minutes), see format description
4 NS character - N North/South Indicator
5 long dddmm.mmmmm - 00833.915187 Longitude (degrees and minutes), see format description
6 EW character - E East/West indicator
7 altRef numeric m 546.589 Altitude above user datum ellipsoid
8 navStat string - G3 Navigation Status:
• NF = No Fix
• DR = Dead reckoning only solution
• G2 = Stand alone 2D solution
• G3 = Stand alone 3D solution
• D2 = Differential 2D solution
• D3 = Differential 3D solution
• RK = Combined GPS + dead reckoning solution
• TT = Time only solution
9 hAcc numeric m 2.1 Horizontal accuracy estimate
10 vAcc numeric m 2.0 Vertical accuracy estimate
11 SOG numeric km/h 0.007 Speed over ground
12 COG numeric deg 77.52 Course over ground
13 vVel numeric m/s 0.007 Vertical velocity (positive downwards)
14 diffAge numeric s - Age of differential corrections (blank when DGPS is not used)
15 HDOP numeric - 0.92 HDOP, Horizontal Dilution of Precision
16 VDOP numeric - 1.19 VDOP, Vertical Dilution of Precision
17 TDOP numeric - 0.77 TDOP, Time Dilution of Precision
18 numSvs numeric - 9 Number of satellites used in the navigation solution
19 reserved numeric - - Reserved, always set to 0
20 DR numeric - - DR used
21 cs hexadecimal - *5B Checksum
22 CRLF character - - Carriage return and line feed
Based on NMEA documentation provided by u-blox.

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