SERIAL1_PROTOCOL — ArduPilot Parameter

SERIAL1_PROTOCOL in ArduPilot: TELEM1 port protocol (2=MAVLink2, 23=RCIN). How to configure in Mission Planner.

What is SERIAL1_PROTOCOL?

TELEM1 port protocol (2=MAVLink2, 23=RCIN).

How to Change SERIAL1_PROTOCOL

1. Open Mission Planner and connect flight controller
2. Go to Config → Full Parameter List
3. Search for SERIAL1_PROTOCOL
4. Set value and click Write Params