Support and Documentation of Emlid Reach RTK

Hi guys,

I am trying to get the emlid reach rtk working. Going through all the topics and issues, it seems like it should work using the NMEA position output plugged into the serial 4/5 port. Here is the issue, please help! Peripheral Hardware - if supported, document Emild Reach RTK · Issue #199 · PX4/PX4-user_guide · GitHub