Category Archives: multiplexer

Flex PCBs Make Force-Mapping Pressure Sensor for Amputee

What prosthetic limbs can do these days is nothing short of miraculous, and can change the life of an amputee in so many ways. But no matter what advanced sensors and actuators are added to the prosthetic, it has to interface with the wearer’s body, and that can lead to …read more

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Posted in amputee, contests, flexible circuit board, matrix, misc hacks, multiplexer, pic, piezoresistive, prosthetic, sensor, shift register, transducer, velostat | Leave a comment

Why Only Use One Controller When You Can Use ALL Of Them?

After booting up his RetroPie system, [jfrmilner] had the distinct feeling that something was off. Realizing that the modern Xbox 360 controller didn’t fit right when reliving the games of his youth, he rounded up all his old controllers to make sure he always had the right gamepad for the game.

Wanting to keep the controllers unmodified — so they could still be used on the original systems — he had to do a bit of reverse-engineering and source some controller sockets before building his controller hub. Using shift-in registers, shift-out registers, and some multiplexers, he designed a large circuit …read more

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Posted in multiplexer, Raspberry Pi, registers, retro, retropie, video | Leave a comment