BrainFPV
BrainFPV was the original STM32F4 all-in-one flight controller with a graphical OSD. It's no longer available, but still used.
The original Brain site is also still available for more comprehensive documentation.
BrainFPV was the original STM32F4 all-in-one flight controller with a graphical OSD. It's no longer available, but still used.
The original Brain site is also still available for more comprehensive documentation.