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You've
probably earned
more than a few
blisters on the
NES controller,
but what's
going on inside?
How does it manage
to communicate the
sta
(more)
You've probably earned more than a few blisters on the NES controller, but what's going on inside? How does it manage to communicate the state of 8 buttons using only 7 pins on the plug? In this episode we open up the NES controller to learn about the CD4021 chip and how sometime more complex can be better in a design.