Frame for blood-pressure meter

Hi, this is a frame to convert an Omron M3 blood pressure meter to automatic working, to make a night blood pressure holter while you sleep. There's no modification in the meter, the Arduino controlled servo makes the same as your finger while you are awake.

A basic Arduino code is also attached, I used an Arduino Due I had for other little project but I recommend to use a UNO (you should rename and arrange the input and output variables for convenience), connections are very simple and you