7400 Logic Competition winners announced

November 13, 2012 By 12 Comments

The 7400 Logic Competition has drawn to a close. The winners were announced and there are quite a few of them. There were fifteen first place winners named, nine second place, and nineteen third place projects. The bounty of quality entries is a testament to the popularity of the contest. It helps to have a wide range of prizes and … Read the rest

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Over engineering a game of Lights Out

October 16, 2011 By 7 Comments

[Bertho] might have outdone himself this time. He built a Lights Out clone for the 7400 logic competition.

Lights Out is an electronic toy sold by Tiger in the mid 90s. The goal of the game is to turn a 5 by 5 grid of light up buttons off. There’s a catch, though – pressing a button toggles the state … Read the rest

Filed Under: classic hacks, toy hacks Tagged With: , ,