Howto for Raspberry Pi

[Matte]

You can just use Virtual Pins for that:

How to use Virtual Pins on RaspberryPi

Continuing the discussion from Howto for Raspberry Pi: I will try, but it will not be a short story. It is not complex, but you need to know a few things. First of all, virtual ports are defined from the widgets point of view. You have widgets you can read from, and widgets you can write to. If you want to read from a widget then the RPi device needs to supply some data. And if you write to a widget (i.e. pushing a button or moving a slider) then your RPi device receives some data (i.e button …