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Staffans projects

Building stuff, having fun!

Staffans projects
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Author Archives: staffan

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Minecraft Server Display

Posted on 1 February, 2014 by staffan
5

A while ago, I set up a Minecraft server here in our house, so my oldest son could play Minecraft together with his friends. They love doing that, but without turning on the computer, there was no way of knowing … Continue reading →

Posted in arduino, button, display, enclosure | 5 Replies

Fun with EL-wire

Posted on 1 January, 2014 by staffan
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Last night was the last day of 2013. So I figured I should do something new to celebrate the new year. Hence, some EL-wire fun. EL-wire, or Electroluminescent Wire, is a lot of fun to use. It looks really cool and … Continue reading →

Posted in display, EL-wire | Leave a reply

Using an analog panel meter

Posted on 18 February, 2013 by staffan
1

I bought an analog panel meter from electrokit and wanted to test it using an Arduino.My meter (there are other kinds) reacts to current, from zero to 50 μA (0.00005 Amps). So to get it to show 100% (50 μA), … Continue reading →

Posted in arduino, display | 1 Reply

DIY solder fume extractor

Posted on 3 April, 2012 by staffan
2

In an attempt to lower the amount of solder fumes that I breath into my lungs while soldering, I searched the net for cheap solutions, and found lots of great do-it-yourself examples! See for instance Kip Kay’s video. Most examples use … Continue reading →

Posted in enclosure, equipment | 2 Replies

DIY buttonshield

Posted on 29 January, 2012 by staffan
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When prototyping new Arduino gadgets, I often find the need to use a push button or two. They are quite easy to hook up to the breadboard, but it’s even easier if the buttons are already hooked up on a … Continue reading →

Posted in arduino, button | Leave a reply

Blinky ghost project

Posted on 17 January, 2012 by staffan
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I wanted to build something cool using my new PIR-sensor. At the same time, a night light I had bought for the children stopped working. It was a IKEA light that looks like a ghost and that is meant to be … Continue reading →

Posted in arduino, enclosure | Leave a reply

Five volt box

Posted on 8 January, 2012 by staffan
1

I’ve often felt the need for a steady five volt output that I could use to test various components, such as LEDs, push button, rotary encoders and so on. After seeing a few examples on the internet, I decided to … Continue reading →

Posted in enclosure, equipment | 1 Reply

PIR sensor

Posted on 26 March, 2011 by staffan
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Just got a PIR sensor. PIR, as I understand, stands for Passive Infra Red. It’s a cool little thing that detects motion, or actually changes of infrared light. Infrared, in this case, is heat. So whenever a person, or part … Continue reading →

Posted in arduino | Leave a reply

Encounter with a rotary encoder

Posted on 15 March, 2011 by staffan
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Out of curiosity (which btw is one of my main driving factors in life), I bought a couple of rotary encoders. A rotary encoder is a knob that turns in small steps. It has no minimum or maximum turning angle … Continue reading →

Posted in button, oscilloscope | Leave a reply

Button Bouncing

Posted on 24 February, 2011 by staffan
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Buttons can bounce? Oh, yeah! If you’ve ever tried programming a microcontroller, you most certainly have come across the problem: buttons can bounce. This means that when you push a button, it goes from off to on, but sometimes it … Continue reading →

Posted in arduino, button, oscilloscope | Leave a reply

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