The Archive

This is where you find all the blog posts, old and new.

Found 62 Blog Posts.

How a Shift Register works

So, as promised, here is my take on shift registers. I will explain how they work using the M74HC595 8-bit shift register - because that‘s the type I usually use. They are available for a few cents each at many places; here in Germany, I tend to buy them from [Conrad]([...]

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Tags: Make Hack Arduino Circuit Tutorial

Playclock #1: Shift Register

For an upcoming project - a playclock for American Football - I did some experiments with a 74HC595 shift register IC. I made a little demo video showing the shift register at work. Enjoy.

P.S. I'll do a series of blog posts here about the project soon, showing the progress and explaining how thi[...]

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Tags: Make Video YouTube Projects Playclock Arduino Demo

Trustworthiness of information by file extension

The most improbable things are sometimes true. This is one of them.

By One of my favorite sites.

Tags: xkcd

ScanJet That I Used To Know

Making music with all kinds of computer gear (most notably, antique floppy drives) has become kind of a fashion these days; YouTube is full of examples.

This, however, is one of my favourites. The song is Gotye's

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Tags: Music Gotye Hardware Hacks


I was about to tweet a rant about why I have to download five different Dashboard widgets for a very simple task and then find that not a single one of them works. And then I came across this.

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Tags: Steve Jobs