Open source software for autonomous unmanned systems

AutoQuad telemetry using 3DR modem

The telemetry modem connects to a serial port on the N4 Expansion Board.

N4 Expansion Board top view. The serial port is the 4 pin connector next to the bluetooth antenna.

Connector pinout for N4 Expansion Board. Please notice that the wire colors may be different.

AutoQuad telemetry default baud rate is 115.200

Remember that the solder blob on the N4 expansion board must be shorted to provide 5V for the 3dr modem.

3DR modem information.