Holybro M8N

Core Chip

blox NEO-M8N series

Pin assignment

I2C SLC(RED,COMPASS), I2C SDA(COMPASS), VCC (5V) RX, TX, GNG

Software for configuration

We need to use U-Center to change configuration in Windows

Change configuration

1. Use following uart-usb cable to connect with sensor module:
2. note: please click send to apply the change every time:
3. Rates:
   • Time Source: 1-GPS time
   • Measurement Period: 100[ms](important!)
     • However, for M9 series (e.g., M9N), we need to set to 101[ms] (9.9Hz). See this issue
4. UBX-CFG(Config)-MSG(Messages)
   • Message: 01-07 NAV-PVT UART1: check ☑(i.e., 1)
   • Message: 01-06 NAV-SOL UART1: uncheck ☑(i.e., 0)
5. UBX-CFG(Config)-PRT(Ports)
   • Baudrate: 19200
6. UBX-CFG(Config)-CFG(Configuration)
   • Check Save current configuration and Click Send