EEVblog #1054 – How an Analog PC Joystick Works

How does a PC read an old school analog joystick?
It might be more interesting than you think.
Or how to make an ADC out of a 555 Timer…

IBM PC Jr Technical Reference Manual

Tandy 1000 Technical Reference Manual

Forum HERE

About EEVblog

Check Also

EEVblog 1652 – Why is my Lab Switchboard Wired Like This?

Why is my lab power switchboard wired like this? Forum: https://www.eevblog.com/forum/blog/eevblog-1652-why-is-my-lab-switchboard-wired-like-this/ Podcast: Download