Based on the subject "Pixhawk 248 firmware," it is highly likely you are referring to the Pixhawk 4 (FMUv5) flight controller, which is often associated with the STM32F765 microcontroller (sometimes referenced in technical datasheets or older numbering schemes) or simply the current standard for Pixhawk hardware.
Select: Choose your frame type (e.g., Copter, Plane, Rover). pixhawk 248 firmware
The Pixhawk 2.4.8 is a popular, open-source flight controller based on the original 3DR Pixhawk design. Because it uses an open-hardware standard, "Pixhawk 2.4.8 firmware" usually refers to one of two major open-source flight stacks: ArduPilot or PX4 Autopilot. Primary Firmware Options Based on the subject "Pixhawk 248 firmware," it