Flight_controller.ino` — Main flight controller sketch (sensor reading, complementary filter / attitude computation, cascaded PID, motor mixing, arming logic, telemetry). setup.ino` — Setup and ...

The AD5933 is developed by Analog Devices. From the AD5933 page: The AD5933 is a high precision impedance converter system solution that combines an on-board frequency generator with a 12-bit, 1 MSPS, ...