Ensure your receiver is plugged into the port, not the SBUS output port. "Bad Velocity" or Compass Errors
The Pixhawk 2.4.8 is essentially an updated version of the original Pixhawk 1. It is powered by a processor running at 168 MHz.
PX4 is designed for high-performance flight, modularity, and research. pixhawk 248 firmware
The Pixhawk 2.4.8 primarily runs two major open-source firmware stacks: ArduPilot:
Once the firmware is flashed, click in the top right corner of Mission Planner to establish a MAVLink connection. You must complete the mandatory calibrations before your vehicle can arm. Frame Type Selection Ensure your receiver is plugged into the port,
Click the Q icon in the top left corner, then select Vehicle Setup > Firmware . Connect the Board: Plug in your Pixhawk 2.4.8 via USB.
: Ensure you choose the correct firmware version. For most 2.4.8 boards, the PX4 is designed for high-performance flight, modularity, and
Select your vehicle type (e.g., Quadcopter, Hexacopter, Plane, Rover).
The latest Mission Planner (version 1.3.85+) will connect to 248 firmware, but you lose modern calibration wizards. You must use "Planner" mode or find an archived version of Mission Planner 1.3.40.