How a Tiny Relay Became a USB Swiss Army Knife
Meet the little board that could: [alcor6502]’s tiny USB relay controller, now evolved into a multifunction marvel. Originally built as a simple USB relay to probe the boundaries of JLCPCB’s …read more
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https://hackaday.com/2025/04/05/how-a-tiny-relay-became-a-usb-swiss-army-knife/