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Full Power\n* NAV5-\u003eDynamic Model: 3 - Portable\n* GNSS: GPS and SBAS only enabled\n* MSG-\u003eMessage-\u003eF0-01 NMEA GxGLL: uncheck all\n* MSG-\u003eMessage-\u003eF0-02 NMEA GxGSA: uncheck all\n* MSG-\u003eMessage-\u003eF0-03 NMEA GxGSV: uncheck all\n* MSG-\u003eMessage-\u003eF0-05 NMEA GxVTG: uncheck all\n\n## LEDs\n\n* Red - flashes once every two seconds after CRSF protocol is started.\n* Blue - flashes once for every NMEA message received from the GPS.\n* Green - flashes once per telemetry message over CRSF, once a GPS fix is obtained.\n\n## Connections\n\n* SAMD21 GND -\u003e GNSS GND\n* SAMD21 5V -\u003e GNSS VCC\n* SAMD21 D9 -\u003e GNSS TX\n* SAMD21 D10 -\u003e GNSS RX\n* SAMD21 5V -\u003e Recv +\n* SAMD21 GND -\u003e Recv -\n* SAMD21 TX -\u003e Recv CRSF RX\n* SAMD21 RX -\u003e Recv port TX\n\n## Telemetry Sensors\n\n* GPS\n* GSpd\n* Hdg\n* Alt\n* Sats\n\n![telemtry](gps-telemetry-1.jpg)\n\n## Libraries\n\n* [TinyGPSPlus](https://github.com/mikalhart/TinyGPSPlus)\n* [CRSF for Arduino](https://github.com/ZZ-Cat/CRSFforArduino)\n* [ezLED](https://github.com/zetavg/arduino-ezLED)\n* [Printf](https://github.com/embeddedartistry/arduino-printf/tree/master)\n* [Kalman Filter](https://github.com/denyssene/SimpleKalmanFilter)\n\n## References\n\n* [How To Optimize GPS Receiver Settings in U-Center To Get More Satellite Locks](https://oscarliang.com/gps-settings-u-center/)","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fchrisb2%2Fcrsf-gps-speed","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fchrisb2%2Fcrsf-gps-speed","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fchrisb2%2Fcrsf-gps-speed/lists"}