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The PCB enterprise card has lengthy been a approach for the aspiring electronics engineer to set themself aside from their friends. Handing out a card that can also be a two participant sport is a good way to safe a pair minutes of a recruiter’s time, so [Ryan Chan] designed a enterprise card that, along with his contact info, additionally has an entire Tic-Tac-Toe sport inbuilt.
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[Ryan] determined that an OLED show was too costly for one thing at hand out and an LED matrix too thick, so he determined to maintain it easy and use an array of 18 LEDs—9 in every of two colours specified by a well-recognized 3×3 grid . An ATmega328p working the Arduino bootloader serves because the brains of the operation. To obtain a really minimal design [Ryan] makes use of a single SMD pushbutton for management: a brief press strikes your choice, an extended press finalizes your transfer, and a several-second press switches the sport to a single-player mode, full with AI.
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If you’d prefer to design a Tic-Tac-Toe enterprise card for your self, [Ryan] was sort sufficient to add the schematics and code for his card. If you’re nonetheless pondering what sort of PCB enterprise card greatest represents you, it’s value trying out playing cards with an updatable ePaper show or a tiny Tetris sport.
Thanks to [Abe] for the tip!
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