Outroot and things
Electronics, programming, computers, and geek stuff by Kevin Darlington

Archive for the ‘Arduino’ Category

Simple sanguino clock prototype

Tue, 03/16/2010

Clock pro­to­type

I’ve been want­ing to make my own alarm clock for some time now, since I’m unsat­is­fied with any alarm clock on the mar­ket (neglect­ing over­priced ones). I just made a quick pro­to­type to see if I liked it or not.

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Speeding up the Sanguino reset time

Fri, 02/26/2010

San­guino

I decided to use a San­guino for my next project and I noticed that every time I reset it with the push­but­ton, it would take around 10 sec­onds to start the pro­gram. I thought this was absurd since the reg­u­lar Arduino doesn’t take that long. I decided to dive into the boot­loader firmware and find out the prob­lem. The San­guino ver­sion I’m deal­ing with is v1.4 r1.

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Valentine’s Day 8x8 RGB LED

Wed, 02/17/2010

8x8 Heart

I decided this year to make a 8x8 RGB LED device to give to my girl­friend for Valentine’s Day. I had made her a heart of red LEDs two years ago and I decided to step it up a lit­tle. No, this was not a cheap solu­tion (it cost around $100 in mate­ri­als, includ­ing all the stuff I bought that I ended up not using). I spent more time on this thing than any­thing I have made before.

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Airwick motion sensor PIR with an arduino

Sun, 01/10/2010
Airwick PIR

Air­wick PIR

I’ve obtained two Air­wick Fresh­mat­ics from a yard sale for $2. These were used in my house for a while, but it quickly became annoy­ing to be sprayed in the face every time.  So I decided to hook it up to my arduino for no rea­son whatsoever.

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Boduino — projector blackout device (v1)

Sat, 12/12/2009
Boduino

Boduino

At church, we have a pro­jec­tor device that is hooked up to the com­puter that allows us to show words to a song or a video. The prob­lem is the VGA to com­pos­ite con­verter we have does not have a but­ton to black out the pro­jec­tor. So, when I go to get a video ready to be shown, the whole con­gre­ga­tion sees what I’m doing.

My solu­tion was to take an arduino and build a device that would sit in the mid­dle of the con­verter and pro­jec­tor, and allow me to black out the pro­jec­tor with a push but­ton. There are sev­eral other solu­tions to this prob­lem, but this seemed like the most fun. The project was named Boduino because it is a Black­Out arDUINO.

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