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

from EEVblog http://ift.tt/2BVHJLq
via Yuichun