GNSS positioning

Ask questions and find answers on Teseo GNSS positioning solutions. Discuss NMEA sentences, SBAS activation, and signal troubleshooting.

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Forum Posts

TEOSEO VIC3DA can not get message PSTMDRCAL

Dear St's engineers,I am encountering an issue with the GNSS TESEO VIC3DA module regarding the inability to enable the PSTMDRCAL message output. I have tried the command $PSTMSETPAR,1228,0x800000,1*4F (as described in the CDB table 228, which is used...

HAO1 by Associate II
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GNSS RF Front End

I'm looking for ST's GNSS components that I can build a GNSS receiver which can give offline high accuracy. To do this I need to do extra DSP between front end and baseband processor. What RF front ends are actively being produced that gives down-con...

albs975 by Associate
  • 81 Views
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TESEO-LIV3F with external passive antenna

Hi allI edited a PCB with TESEO-LIV3F with LNA and RF-AMP on the PCB board.Now I need external passive antenna with Male SMA connector.any recommendations? any one with good experience with this Module that can recommend P.N. for antenna?I attached m...

ZSade.1 by Associate II
  • 276 Views
  • 2 replies
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TESEO VIC3DA IRQ pin

Hello,We are working with a Teseo VIC3DA and would need more clarification about the IRQ pin. I could not find anything clear about it on the documentation.Is it only useful in i2c mode to tell the host MCU that data can be fetch or can it also be us...

leofocuy by Associate II
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Teseo-LIV4F sat count

Hello, I am using Teseo-LIV4F for some time. Do you also notice that the sat count drop from the start, i.e. from 27 sats down to ~18-19 over some time (~15 min)? It is reproducible here, a soft reset bring it up again and it goes down again over the...

MiJes by Associate II
  • 1540 Views
  • 2 replies
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Increase bearing update rate on TESEO VIC3DA

Hello,I am working with a TESEO VIC-3DA on a custom board, communicating with a microcontroller. I have configured the RMC message to be sent every 1 ms.However, I noticed that the bearing field (listed as TrackGood in the software instructions datas...

RGOrdeig by Associate II
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  • 1 replies
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Resolved! Increase fix rate on Teseo-VIC3DA

Hello,I`m using a Teseo-VIC3DA on a custom board with a microcontroller. I was trying to change the current output rate of GGA and RMC sentences over UART. From the software instruction I thought I have to change CDB-ID 600 where the field Dead-Recko...

RGOrdeig by Associate II
  • 579 Views
  • 1 replies
  • 0 kudos