* The connection between Drone and Raspberrypi
External environment of Drone can command some movement
The connection between Drone and Raspberrypi is estabilished by UART.
Raspberrypi has wifi module to connect mobile or device through wifi communication.
The sequence of the command is like below.
PC, Mobile Device -> W-Fi -> RaspberryPi -> UART -> Drone
Simple command like 'arming throttle' and 'throttle up/down' has been tested without any problem.
Above picture shows that the connection between raspberrypi and Drone FC.
Above picture shows installed raspbeerypi in Drone.