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SSri.1
Associate II
November 9, 2023
Question

Any one know how the default firmware on the X-NUCLEO-GNSS2A1 send the NMEA data?

  • November 9, 2023
  • 3 replies
  • 1183 views

Please explain how to get the NMEA data from the module. Is it works similar to Ublox modules? simply transmitting the data through the UART port or how?

@Tesla DeLorean @Saurabh.Rawat 

 
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3 replies

Tesla DeLorean
Guru
November 9, 2023

I expect it to stream NMEA Sentences by default, perhaps also have some binary messages, and configuration via $PSTMxx messages. Output via UART, query/read via I2C

https://www.st.com/resource/en/user_manual/um2791-teseovic3-software-instructions-stmicroelectronics.pdf

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Saurabh.Rawat
ST Employee
November 22, 2023

Hello @SSri.1 , 

Yes as soon as you power up and flash the NUCLEO-F401RE firmware, the X-NUCLEO-GNSS2A1 will start giving the data on the UART interface. Baudrate from Module to MCU is 115200 and from MCU to PC Serial Port is 115200.You can try prebuilt binaries first.

What issue are you facing?

Regards,

S

SSri.1
SSri.1Author
Associate II
November 24, 2023

Yeah I got the data continuously through the UART interface after the powerup. I just messed with the jumper connections. finally I found the mistakes and solved it.