Used for boards with the STM32F427VIT6 (Rev 3) processor, which has 2MB of flash memory. This is the preferred target for the 2.4.8 as it supports the full feature set of modern firmware. Flashing Process
The Pixhawk 2.4.8 is a "blank slate" that supports two major open-source firmware stacks. Choosing the right one is your first step. ArduPilot (ArduCopter/ArduPlane) pixhawk 248 firmware
However, this popularity brought a unique firmware challenge known as the dilemma: Used for boards with the STM32F427VIT6 (Rev 3)
A defining feature of the 248 firmware is the utilization of a co-processor, the STM32F100 (IO MCU). This chip handles the direct PWM output for the main 8 channels, acting as a safety switch and fail-safe mechanism. The firmware ensures constant communication between the main Flight Management Unit (FMU) and this IO processor. Choosing the right one is your first step
Tell the firmware if you are a Quad, Hexa, or Y6.
It has a more modern architecture and is often used in academic environments. It excels in VTOL (Vertical Take-Off and Landing) transitions. Ground Control: Use QGroundControl . 2. How to Install Firmware on Pixhawk 2.4.8
: Discusses using ArduPilot firmware via Mission Planner for automated data collection.