- Run the flight runtime from RTIC with physical sensor input. - Persist vehicle settings and sensor calibration in board configuration. - Carry IMU acquisition times, uncertainty and complete sample batches into navigation. - Add range and optical-flow fusion for local navigation. - Add hardware motor-output drivers using the existing DShot and PWM code. - Connect motor outputs to arming, failsafe and command-expiry handling. - Add private MAVLink commands for arming, disarming and onboard missions. - Inhibit motors during configuration flash writes. - Add onboard barometer drivers and shared I2C bus access. - Add battery-voltage, current and analog RSSI acquisition. - Add onboard flash storage and blackbox recording. - Add analog OSD support. - Add buzzer, LED-strip, camera-control and auxiliary-output drivers. - Add receiver, GPS, VTX and ESC telemetry support to configurable ports. - Complete board component identification and peripheral pin maps. - Add hardware tests for sensor decoding, calibration, timing and recovery. - Add hardware tests for motor shutdown on reset, missed deadlines and faults. - Measure startup time, control-loop latency and peak stack under I/O load. - Verify onboard takeoff, hover, landing and motor shutdown on hardware.