Message decoding tool NMEA / RTCM from GNSS positioning devices.
Connect the RX-UART1 port to the TX output of the GNSS device.
Select connection baudrate and screen update frequency then press connect.
For more detial about hardware connection, Click here.
Note: If the input is RTCM, ESPrtk 2.4.1 currently only recognizes RTCM 3.x but does not really resolve it because it is not fully supported yet.
If the input is NMEA, the following messages will be parse: RMC-GLL-GGA – GSA-ZDA-VTG-GSV.