Author Archives: e8johan

The real Pong

Posted on December 19, 2012 by e8johan

The classic game of pong has been reimplemented many times in different settings. For the purist, the right way of doing it is to base the replica on the original schematics. This imgur album shows how Pong is built in 74LS. … Continue reading →

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Arduino IDE for Advanced Users

Posted on December 17, 2012 by e8johan

Having used the Arduino IDE for a while, it is easy to find oneself limited. I can sympathize with the purpose of the tool – simplicity makes it easier to learn. For those of us who still enjoy the ease … Continue reading →

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Low-cost Devboard

Posted on December 14, 2012 by e8johan

Imagine running a course around Arduino. As soon as you start drawing a crowd, the hardware cost will be significant. Enter the Shrimp. The Shrimp is an ultra-slim, low-cost Arduino clone. Bringing the price down to about £8, almost a … Continue reading →

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Amazing Freeform Arduino

Posted on December 7, 2012 by e8johan

Freeform, or dead bug style, electronics intrigues me. It can be the quick route for simple circuits, but to Kimio Kosaka, simplicity and ease of assembling was not the end goal. His amazing Metaboard-based design can even use shields. I think that the … Continue reading →

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Build a Custom FPGA

Posted on December 3, 2012 by e8johan

FPGAs are monsters of flexible logic. If you have a problem that can be pipelined or run in parallel  you can perform miracles. If performance isn’t your focus, you can emulate beautiful machines from the past. Over at Nick’s blog, there … Continue reading →

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A Raw OS for the Pi

Posted on November 30, 2012 by e8johan

Cambridge University hosts a course called baking Pi. Yes, it is not a spelling mistake, it is about our beloved Raspberry Pi. The course teaches about operating system fundamentals by implementing a basic OS on the bare metal of the … Continue reading →

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The Folding Arduino Lab

Posted on November 26, 2012 by e8johan

Have you ever wanted to travel with your Arduino, a breadboard or perhaps a couple of shields? Of course, you’d also want to bring a set of components, just to be able to tinker with it. Now you can! Thanks to … Continue reading →

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Arduino Updated

Posted on November 23, 2012 by e8johan

The Arduino platform has been under pressure for a while now. The project that enabled embedded computing power for all makers out there has been falling behind on the CPU side. Still, it has maintained its position as one of … Continue reading →

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4bit Transistor Computer

Posted on November 16, 2012 by e8johan

The nice people over at Waiting for Friday has written a nice story on how to build a simple 4-Bit_Computer. Calling it a computer might be a bit over the top, it is actually a small adder circuit. The nice … Continue reading →

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Schematics

Posted on November 9, 2012 by e8johan

Over at www.electronicsproject.org you will find a broad selection of circuit schematics. Examples range for various amplifier circuits, power supplies, game circuits (remember the steady-hand-game) and more. Well worth a visit!

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