GNSS positioning

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

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LIV4F-ME Firmware Documentation

Thanks for the info and the code snippets in this thread. However, they aren’t as good as proper documentation. Will the LIV4F docs get an update to include all of the LIV4FM / ME firmware details?   Related thread: https://community.st.com/t5/gnss-p...

WiFiLuke by Associate II
  • 1935 Views
  • 6 replies
  • 1 kudos

GPS data being sent vs Teseo Suite

Hello all,   I have a GNSS1A1 board with the LIV3F module. My problem is, in teseo suite my gps location shows up accurately, however when I look at the messages it is clear to me my location in those messages are far away from me.How is this possibl...

gamelk by Associate III
  • 1046 Views
  • 1 replies
  • 1 kudos

Resolved! PROBLEM WITH X-NUCLEO-GNSS1A1 and NUCLEO-F446ZE

Hi I have connected the GNSS1A1 board and F446ZE boards. When I run the FW (Virtual Com Port) that I set up through STM32CUBE IDE (X-CUBE-GNSS) and start the program, when it enters MX_GNSS_Process() the gnssMsg struct's buffer pointer is pointing at...

bufatreserved.png bufatreserved.png bufatreserved.png
gamelk by Associate III
  • 6671 Views
  • 20 replies
  • 1 kudos

teseo vic3da does not update location

Hi, I bought a TESEO VIC3DA from MIKROE some time ago. I am addressing it via UART. I am receiving RX data, but it is always the same. The same location is always returned. I can also see in the frame that I have 0 satellites. However, I had the hard...

Resolved! VIC3DA supply voltage

Hi,We are looking at the schematics of the EVB-VIC3DA (https://www.st.com/en/evaluation-tools/evb-vic3da.html#cad-resources) and it looks like that the board could be powered at 1.8V but according to the datasheet the min recommended voltage is 2.97 ...

leofocuy by Associate II
  • 971 Views
  • 1 replies
  • 0 kudos

Resolved! LIV4F firmware update protocol

Hi, We're attempting to update the LIV4F firmware via the UART interface from an embedded device, however, we're unable to replicate the steps documented in UM3009.Our code works up until the the baud rate configuration step in Figure 2, after which ...

kpw by Associate II
  • 2084 Views
  • 3 replies
  • 1 kudos

STA8090FG reference design

Hi All, We are planning to use the STA8090FG GPS receiver for a project (https://www.st.com/en/positioning/sta8090fg.html). We are not able to find any reference schematic/design online. Just wondering if there is any example schematic design for thi...

smirzaee by Associate
  • 917 Views
  • 2 replies
  • 1 kudos

How to select and access RTCM in LIV4F

Hey!I updated the firmware to the ME version, I am receiving some RTCM messages, but only a limited amount shows up in the message monitoring, also nothing can be decoded. Is there any documentation available on how to configure which RTCM messages s...

Resolved! Teseo-Suite Pro license

Hi,I bought an EVB-LIV4F to evaluate LIV4F and I have sent two emails to st-teseo-suite-support@st.com to request activation code. Unfortunately, I haven't received any response. Is it possible to check whether ST has received my request?Thanks.

kolee by Associate II
  • 1579 Views
  • 3 replies
  • 2 kudos