GNSS positioning

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

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Teseo LIV3F SMPS switching noise?

I noticed the LIV3F has a built-in DC/DC switch according to its block diagram. Does anyone know where in the spectrum the switching noise lies? I need a really low noise floor in the marine VHF band (155-162MHz) and the module will only be millimete...

Teseo-liv3f after standby mode, no GPS signal anymore

I am doing a GPS tracking project. I want to turn the GPS into standby mode or Enable Periodic Mode. I am doing the code in the Arduino IDEFor standby modeI use the following code to set the GPS into standby mode. MicroNMEA::sendSentence(gps,"$PSTMF...

PKuo.1 by Associate II
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UM2229 Rev 4 missing details

HI,in UM2229 rev4 bottom of page 86/239 it seem value are missing in front of decription "Constellation disabled, Constellation satellites only tracked, Satellites constellation used in position evaluation"

Xynium by Associate III
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  • 2 replies
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Resolved! Teseo-LIV3 without antenna?

Hi..I have soldered a Teseo-LIV3 on a PCB with acces to power and RX/TX and nothing more. I read the NMEA strings, but no satellite data is present.Is it correct understood that Teseo-LIV3 can not operate without an external antenna? If so.....what d...

KMetz.1 by Associate
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Hey guys, I have been trying to setup X-NUCLEO with an stm32h743 Nucleo board using the "Application note" file but I could not update my STM32-NUCLEO board for X-NUCLEO-GNSS because the panel did not have a proper firmware.

I was looking to send instructions to X-NUCLEO using I2C , especifically the GetPos_I2C example but I dont know how set X-NUCLEO bord to recieve I2C instructions without the teseo-suite firmware. I was wondering if someone could help me with thatAppl...