Fancy a retro twist to your next Arduino-based project? One Gadget Master has turned an Uno into a punch card-controlled computer, which outputs the results on its serial port. The maker in question - ...

Arduino boards can certainly be used to create homebrew connected devices, but that doesn't mean it's easy. What if you're a rookie who has yet to master programming or wiring? That's where Arduino's ...

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Punch cards were a standard form of program and data storage for decades, but you’d never know it by looking around today. Card punches and even readers are becoming rare and expensive. Sometimes it ...