# Doodle Comm Pix4 Connection Socat Configuration ![](https://i.imgur.com/0BDBZaa.jpg) Connect the Doodle Unit with Pixhawk Serial mounted as **Client** , host IP Address is the IP of the Master System . **Variables** : Baud Rate and Port , Default Port is **/dev/tty/USB0**. ###### tags: `Robot Com Docs` 10.223.240.180 PC 1 10.223.122.230 PC 2 octo2020#