Make a Custom Membrane Keypad for Arduino

My son got one of these Leap Frog toys a few years ago as a gift.  He enjoys playing with it very much.  I am not sure how much counting and learning he is doing but it makes funny noises and sings to him so its a lot of fun. Recently the unthinkable happened.  It … Continue reading Make a Custom Membrane Keypad for Arduino

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“Lab” Upgrades

For the longest time my home electronics projects have been done on a 60" x 30" folding table in one of our spare bedrooms.  My growing collection of project boxes, spare parts, and equipment finally started to put stress on my furniture - particularly my table. I spent embarrassingly too long fretting over whether to … Continue reading “Lab” Upgrades

Starting a Retro PC using The 8088 Project Book

Several months ago, I purchased a copy of Robert Grossblatt's classic The 8088 Project Book in hopes of building a retro 8088 computer. My plan was to scavenge the parts from craigslist, ebay, and a couple Seattle area used computer junk stores. My adventures locally didn't result in many parts though I did have much … Continue reading Starting a Retro PC using The 8088 Project Book