Pinout for CAI 302 / Zander Rotary switch / Baumi cable Note: This section only applies to Oudie 2 and Oudie IGC for gliding. CAI DB9/MALE pin1 - GND pin2 - RX (Receive to Oudie) pin3 - TX (Transmit from Oudie) pin5 - GND pin8,9 - 5V
