In this short tutorial, I explane how to upload a new Arduino sketch to the OpenVario remote stick.
1. Download and install Arduino IDE: https://www.arduino.cc/
2. Download and unzip the „bounce“ library: https://stefly.aero/wp-content/uploads/2017/05/Bounce.zip
3. Download and unzip the stick remote sketch file (for SteFly remote stick layout with joystick and 3 buttons + PTT): https://stefly.aero/wp-content/uploads/2017/05/Stick_Remote_Control_vs.zip