How Hardware and Software communicates?

Question

I still wonder how people manage to create a machine that visualize a graphic to a screen then commands it with a button.
I still wonder how “programming” works through metal/gold/copper
I’m still amaze that people made these stuff

In: Technology

Answer 1

When you press a button, it’s no different than a light switch.

That light switch turns on more light switches.

And more light switches

And more light switches.

And more

All the while turning things in and off.

Until finally some switch gets turned on and BOOM its a blue light on your computer screen.