The TTP223B Capacitive touch sensor is a button type sensor that allows you to detect when it is being pressed. In this post I review the sensor and provide code and a wiring diagram to use such a sensor.
I was looking to add shared folders to my Fedora VM but during mounting them there was an error. The error “access denied” appeared each time I attempted to mount the volume. This post explains why this happens and what you can do to fix it.