How to write a dashboard application?

Question

Programming

Hello, there is software for the electronic dashboard in the car, the bottom line is that there is a data collection unit that sends data via the COM port or via WIFI, and on the device, be it a computer or a tablet, this is processed and displayed in a beautiful tidy.
Here is a ready- made compcar.ru/forum/showthread.php?t=9704
But I want my own, and I want to do it myself. What is written on top of the flash in AIR.
What else can be written like this, and was there cross-platform (Win, Android)?

Answer 1

What can you do from this very small area of ​​​​Hardware / Software Engineering?

Answer 2

I would do this in Unity (C#).