GNSS positioning

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Resolved! LIV4F RTCM input setup

I'm new to the LIV4F (I have a Teseo-LIV4F evalution kit), coming from u-blox. We have an NTRIP Client who delivers RTCMv3 data to the serial Port of the LIV4F, but the data seems to be ignored (the same data with a u-blox ZED-F9P is working fine). D...

MHoll.2 by Senior II
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TESEO LIV3FL Hot Start

Hi Community,I have been approaching the GNSS theory and the TESEO Hardware for few weeks and many questions come into my mind regarding the Hot Start and the Cold Start.First things first, I am using a custom PCB on whom surface  the TESEO, LTE modu...

Resolved! Teseo LIV4F NO FIX

Hi team, i have built a custom gnss application for my UAV, using the teseo liv 4f module.i have attached my circuit herewith, and also the corresponding output from the teseo suite.The module has no fix always and is not locking onto any sat.please ...

CKT.png TESEO.png

Teseo-LIV4F Diplexer/multiplexer

Hi all. I have a Teseo-LIV4F that I am working with. My project has an L1 and an L5 antenna as the receiving antennas.I am looking to feed a combination of L1 and L5 into the Teseo-LIV4F. I obviously need a diplexer/multiplexer of some sort so that I...

designing with STA8135

Hi.I want to use the STA8135 chip in my circuit board.the datasheet doesn't have any application notes, like power filtering requirements, individual pin description, method of GNSS data transfering etc.Is there an application note somewhere that I'm...

yobren by Associate
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synchronizing multiple GNSS receivers (Teseo v)

Hi.I want to use two GNSS receiver ICs from the Teseo v family (either STA8100 or STA8135).It is important in my application that the 3-bit ADC sampling of both receivers will be synchronized.The IC has a TCXO input which obviously is used as the ref...

yobren by Associate
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TESEO-LIV4F Trouble using $PSTMEPHEM

Hi all, We're having trouble getting the module to respond to the message "$PSTMEPHEM" We're attempting to upload ephemeris data but the module is ignoring the message, ie: the module is not responding with either "PSTMEPHEMOK" or '"PSTMEPHEMERROR" T...

Teseo-LIV3F, no satellite position

Hello, I m working in my design with the Teseo-LIV3F chip, I copied the schematic and routing of the eval board of the Teseo-LIV3F. the amplification stage is also the same that the eval board but I received no GPS or no satellite position. I read ma...

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Miche03 by Associate II
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