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Tag SparkFun

Essential Reading: AVR Power Conservation for Battery-Powered Projects

I’ve had many a project lately that needed to use batteries rather than being powered from the mains. I’ve been reading lots lately about saving power in AVR chips and general concepts for power conservation in my projects. It’s made… Continue Reading →

Building My First DIY Arduino: A $15 Bare-Bones Board from SparkFun Parts

I finally got my order in from SparkFun.com this morning and couldn’t wait to try my hand at building out my Arduino boards. I’ve talked about them before here. The challenge was the USB to Serial chip which is a… Continue Reading →

Learning SMD Soldering: From Ruined Boards to Confidence with the Aoyue 2901

So, I decided after ruining a few boards that I’d research soldering SMD parts to see how I could possibly be messing up these boards so badly. After all, it never crossed my mind that it would be this difficult… Continue Reading →

My First Custom PCB from BatchPCB: A 5V Regulated Power Supply Board

This past week I received my first order from BatchPCB.com! I had built a 5V regulated 5v power supply. I figured I’d start small and simple to ensure I understood the pincipals of PCB layout and what the fab houses… Continue Reading →

Using Allegro Hall Effect Sensors with Arduino: A Proximity Switch Tutorial

I got an order in from Jameco yesterday and inside found a long awaited sensor! I had ordered a couple of the Allegro linear hall effect sensors. These are different than the others I purchased from SparkFun.com, they are not… Continue Reading →

Build a Sound Level Detector with Arduino and Electret Microphone

I decided on Saturday that I’d try my hand at building a setup with the Arduino to detect sound. I found the perfect schematic online hereĀ from the guys over at SparkFun.com. They have a really nice breakout board for an… Continue Reading →

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