Instructables: exploring - technology - leds - avr http://www.instructables.com Wed, 20 Aug 2014 23:26:25 PDT BLOX v1.01 IKEA Samtid mood-light upgrade http://www.instructables.com/id/IKEA-Samtid-mood-light-upgrade/
IKEA Samtid mood-light upgrade - More DIY How To Projects]]> http://cdn.instructables.com/FE3/BT49/HYY8JBBE/FE3BT49HYY8JBBE.SQUARE2.jpg http://cdn.instructables.com/FE3/BT49/HYY8JBBE/FE3BT49HYY8JBBE.SQUARE.jpg http://cdn.instructables.com/FE3/BT49/HYY8JBBE/FE3BT49HYY8JBBE.SMALL.jpg madworm Arduino compatible WS2812B-based RGB LED ring light that can easily be added to your IKEA Samtid lamp. Runs on 5V DC (2.75A). Get all design files on github. Lamp assembly First unplug the power cord.Remove the lamp shade by undoing the nut that clamps it down. If your lamp comes with a plastic d...
By: madworm

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Sun, 17 Aug 2014 06:57:17 PDT
Tiny Color Mixer - a constant-current, 3W RGB LED with low-battery indicator and polymorph diffuser http://www.instructables.com/id/Tiny-Color-Mixer-a-constant-current-3W-RGB-LED-wit/
Tiny Color Mixer - a constant-current, 3W RGB LED with low-battery indicator and polymorph diffuser - More DIY How To Projects]]> http://cdn.instructables.com/FBD/P3KE/HY4L4U82/FBDP3KEHY4L4U82.SQUARE2.jpg http://cdn.instructables.com/FBD/P3KE/HY4L4U82/FBDP3KEHY4L4U82.SQUARE.jpg http://cdn.instructables.com/FBD/P3KE/HY4L4U82/FBDP3KEHY4L4U82.SMALL.jpg markmoran Controlling an RGB LED is a simple and common microcontroller project, often the next project done after blinking and fading an LED.To make this more interesting, I built it using an ATtiny13, one of the smallest and simplest AVRs, which required "high-voltage programming." I also used a 3W LED beca...
By: markmoran

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Tue, 29 Jul 2014 11:52:49 PDT
How to make a charlieplexed LED heart http://www.instructables.com/id/How-to-make-a-charlieplexed-LED-heart/
How to make a charlieplexed LED heart - More DIY How To Projects]]> http://cdn.instructables.com/FMT/FC1P/HQMN45MT/FMTFC1PHQMN45MT.SQUARE2.jpg http://cdn.instructables.com/FMT/FC1P/HQMN45MT/FMTFC1PHQMN45MT.SQUARE.jpg http://cdn.instructables.com/FMT/FC1P/HQMN45MT/FMTFC1PHQMN45MT.SMALL.jpg rmd6502 With Valentines Day just around the corner, you're probably thinking about what to get your significant other, or how to impress someone enough to become an SO. This heart is easy to make, and will show off your Maker skills to that Special Someone. All the files and code are on my Github, and I w...
By: rmd6502

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Thu, 6 Feb 2014 20:13:38 PST
Do you need a byte? http://www.instructables.com/id/Do-you-need-a-byte/
Do you need a byte? - More DIY How To Projects]]> http://cdn.instructables.com/FFQ/EDAK/HR0AS2U8/FFQEDAKHR0AS2U8.SQUARE2.jpg http://cdn.instructables.com/FFQ/EDAK/HR0AS2U8/FFQEDAKHR0AS2U8.SQUARE.jpg http://cdn.instructables.com/FFQ/EDAK/HR0AS2U8/FFQEDAKHR0AS2U8.SMALL.jpg uwezi When developing (or debugging) microcontroller or Arduino applications you sometimes want to visually display several logic signals, several bits, perhaps a full byte. You can of course wire up a group of LEDs on your breadboard, but with all the series resistors this might take up some space and ...
By: uwezi

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Fri, 31 Jan 2014 15:55:44 PST
Blinky sew-on Coat-Buttons http://www.instructables.com/id/Blinky-sew-on-Coat-Buttons/
Blinky sew-on Coat-Buttons - More DIY How To Projects]]> http://cdn.instructables.com/FBT/OJ5X/HNC2JFR5/FBTOJ5XHNC2JFR5.SQUARE2.jpg http://cdn.instructables.com/FBT/OJ5X/HNC2JFR5/FBTOJ5XHNC2JFR5.SQUARE.jpg http://cdn.instructables.com/FBT/OJ5X/HNC2JFR5/FBTOJ5XHNC2JFR5.SMALL.jpg madworm I was missing a button on one of my pants and just couldn't be bothered to hunt down a suitable one. So I made me one. The end-result works pretty well, and thanks to an ATtiny13 microcontroller on the back side it can do a couple of nice visual effects. It accepts either single-color or dual-color...
By: madworm

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Tue, 29 Oct 2013 12:56:04 PDT
LED Sensor - TicTacToe Game http://www.instructables.com/id/LED-Sensor-TicTacToe-Game/
LED Sensor - TicTacToe Game - More DIY How To Projects]]> http://cdn.instructables.com/F34/LQNS/HLZRD8FK/F34LQNSHLZRD8FK.SQUARE2.jpg http://cdn.instructables.com/F34/LQNS/HLZRD8FK/F34LQNSHLZRD8FK.SQUARE.jpg http://cdn.instructables.com/F34/LQNS/HLZRD8FK/F34LQNSHLZRD8FK.SMALL.jpg J_TAG When i first heard about using LEDs as Sensors i didnt know in how far this could be used to make something usefull. After a lot of testing and research i ended up designing a TicTacToe-Game using only LEDs as input. The downside of using only LEDs as input is, that always a little bit of ambient li...
By: J_TAG

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Tue, 1 Oct 2013 04:18:23 PDT
Use a $1 ATTiny to drive addressable RGB LEDs http://www.instructables.com/id/Use-a-1-ATTiny-to-drive-addressable-RGB-LEDs/
Use a $1 ATTiny to drive addressable RGB LEDs - More DIY How To Projects]]> http://cdn.instructables.com/FJ7/JU4H/HH2VZG1C/FJ7JU4HHH2VZG1C.SQUARE2.jpg http://cdn.instructables.com/FJ7/JU4H/HH2VZG1C/FJ7JU4HHH2VZG1C.SQUARE.jpg http://cdn.instructables.com/FJ7/JU4H/HH2VZG1C/FJ7JU4HHH2VZG1C.SMALL.jpg danasf Arduinos are wonderful and easy to work with, but there are some projects where you need a microcontroller, or want to add some interactivity but don't really want to dedicate a $20-30 board! At a little over $1/each (less in bulk) the ATTiny85 is a great chip for the job: it has 6 I/O pins and is ...
By: danasf

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Tue, 28 May 2013 14:57:05 PDT
LED Pocket Watch http://www.instructables.com/id/LED-Pocket-Watch/
LED Pocket Watch - More DIY How To Projects]]> http://cdn.instructables.com/FN1/LZAN/H9T4CLL6/FN1LZANH9T4CLL6.SQUARE2.jpg http://cdn.instructables.com/FN1/LZAN/H9T4CLL6/FN1LZANH9T4CLL6.SQUARE.jpg http://cdn.instructables.com/FN1/LZAN/H9T4CLL6/FN1LZANH9T4CLL6.SMALL.jpg frank26080115 This is a LED pocket watch. It has 12 LEDs to show the hour, 60 LEDs to show the minute, and 60 LEDs to show the second. The LEDs are arranged in three rings. There is a button on the top to activate the pocket watch, and a button on the back to change modes and settings. The battery is a recharg...
By: frank26080115

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Wed, 28 Nov 2012 22:04:17 PST
The simple Joule Thief. http://www.instructables.com/id/The-simple-Joule-Thief/
The simple Joule Thief. - More DIY How To Projects]]> http://cdn.instructables.com/FJM/8ZGN/H5JCLTTU/FJM8ZGNH5JCLTTU.SQUARE2.jpg http://cdn.instructables.com/FJM/8ZGN/H5JCLTTU/FJM8ZGNH5JCLTTU.SQUARE.jpg http://cdn.instructables.com/FJM/8ZGN/H5JCLTTU/FJM8ZGNH5JCLTTU.SMALL.jpg xBacon The Joule Thief is such an easy and simple device, but what it does is amazing. It can use a battery that is not usable in any other electronic device and give it life again. It can even take a battery that won't even power a basic LED by itself when it is brand new (1.5 volt AA) and amplify the pow...
By: xBacon

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Sat, 11 Aug 2012 10:38:44 PDT
$10 ATtiny85/45 POV display!! (works really well) http://www.instructables.com/id/10-ATtiny8545-POV-display-works-really-well/
$10 ATtiny85/45 POV display!! (works really well) - More DIY How To Projects]]> http://cdn.instructables.com/FSE/AOV5/H5ECMR1R/FSEAOV5H5ECMR1R.SQUARE2.jpg http://cdn.instructables.com/FSE/AOV5/H5ECMR1R/FSEAOV5H5ECMR1R.SQUARE.jpg http://cdn.instructables.com/FSE/AOV5/H5ECMR1R/FSEAOV5H5ECMR1R.SMALL.jpg xBacon Hey guys! This is an Instructable for making your own ATtiny85/45 5 LED POV (Persistence Of Vision) display! This is my second Instructable, also for the Elemental LED contest, so drop a comment and vote it up! The total parts cost for this POV display is under $10! (If you get the parts from a wh...
By: xBacon

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Fri, 3 Aug 2012 06:59:35 PDT
Ghetto Pixels - Building an open source BlinkM http://www.instructables.com/id/Ghetto-Pixels-Building-an-open-source-BlinkM/
Ghetto Pixels - Building an open source BlinkM - More DIY How To Projects]]> http://cdn.instructables.com/FN1/OZ9Y/GP2DMJG1/FN1OZ9YGP2DMJG1.SQUARE2.jpg http://cdn.instructables.com/FN1/OZ9Y/GP2DMJG1/FN1OZ9YGP2DMJG1.SQUARE.jpg http://cdn.instructables.com/FN1/OZ9Y/GP2DMJG1/FN1OZ9YGP2DMJG1.SMALL.jpg jimthree Unless you've been living under a digital rock for the last few years, or just simply aren't interested in flashing lights, you'll already know about the awesomeness that is the BlinkM from ThingM. It's a very small PCB featuring a high power LED that responds very easily and cleanly to commands you...
By: jimthree

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Sun, 19 Jun 2011 16:26:22 PDT
Starry Ceiling for Kids Bedroom http://www.instructables.com/id/Starry-Ceiling-for-Kids-Bedroom/
Starry Ceiling for Kids Bedroom - More DIY How To Projects]]> http://cdn.instructables.com/FMM/UY0J/GOJSVEXC/FMMUY0JGOJSVEXC.SQUARE2.jpg http://cdn.instructables.com/FMM/UY0J/GOJSVEXC/FMMUY0JGOJSVEXC.SQUARE.jpg http://cdn.instructables.com/FMM/UY0J/GOJSVEXC/FMMUY0JGOJSVEXC.SMALL.jpg gweeds When my little girl was born I wanted to make her a special night light for in her room. I made her a ceiling light with twinkling stars. It is made up of a piece of custom wood with 100 LEDs mounted in it. An AVR AT90S8538 micro controller runs a bascom program that produces a random pattern on the...
By: gweeds

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Mon, 6 Jun 2011 01:55:35 PDT
FanBus Digital Fan and LED Interface for PC http://www.instructables.com/id/FanBus-Digital-Fan-and-LED-Interface-for-PC/
FanBus Digital Fan and LED Interface for PC - More DIY How To Projects]]> http://cdn.instructables.com/F0I/EJTW/GJ6F69AB/F0IEJTWGJ6F69AB.SQUARE2.jpg http://cdn.instructables.com/F0I/EJTW/GJ6F69AB/F0IEJTWGJ6F69AB.SQUARE.jpg http://cdn.instructables.com/F0I/EJTW/GJ6F69AB/F0IEJTWGJ6F69AB.SMALL.jpg CalcProgrammer1 Last year I modified a blue LED fan with RGB LED's to enhance the look of my server case.  Last summer I built a gaming computer and ever since I wanted to light it up with multiple controlled lights and fans.  I finally figured out an easy interface and designed a simple network (the "fan bus") to ...
By: CalcProgrammer1

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Sun, 1 May 2011 02:20:15 PDT
Lampduino - an 8x8 RGB Floor Lamp http://www.instructables.com/id/Lampduino-an-8x8-RGB-Floor-Lamp/
Lampduino - an 8x8 RGB Floor Lamp - More DIY How To Projects]]> http://cdn.instructables.com/FNJ/MN9B/GLFUD856/FNJMN9BGLFUD856.SQUARE2.jpg http://cdn.instructables.com/FNJ/MN9B/GLFUD856/FNJMN9BGLFUD856.SQUARE.jpg http://cdn.instructables.com/FNJ/MN9B/GLFUD856/FNJMN9BGLFUD856.SMALL.jpg lincomatic Lampduino is a computer-controlled free-standing floor lamp, comprised of an 8x8 RGB LED matrix. The lamp stands 45" high and 18" wide.  Light emanates from both sides.  It has various display modes, as well as an included editor for creating animations.  The lamp is controlled via an application ru...
By: lincomatic

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Sun, 20 Mar 2011 21:33:38 PDT
How to use an LED Array Module http://www.instructables.com/id/How-to-use-an-LED-Array-Module/
How to use an LED Array Module - More DIY How To Projects]]> http://cdn.instructables.com/FO5/8QVH/GE7LEVOR/FO58QVHGE7LEVOR.SQUARE2.jpg http://cdn.instructables.com/FO5/8QVH/GE7LEVOR/FO58QVHGE7LEVOR.SQUARE.jpg http://cdn.instructables.com/FO5/8QVH/GE7LEVOR/FO58QVHGE7LEVOR.SMALL.jpg indestructable With a single LED you can indicate the state of something: on or off. That might be a little boring. With an array of LEDs you can display characters or even some simple blocky graphics. That might add a little pizzaz to a small microcontroller project. You could use individual LEDs wired into...
By: indestructable

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Sat, 18 Sep 2010 18:01:30 PDT
LED Binary Calculator http://www.instructables.com/id/LED-Binary-Calculator/
LED Binary Calculator - More DIY How To Projects]]> http://cdn.instructables.com/FO8/4939/GDLXYBJX/FO84939GDLXYBJX.SQUARE2.jpg http://cdn.instructables.com/FO8/4939/GDLXYBJX/FO84939GDLXYBJX.SQUARE.jpg http://cdn.instructables.com/FO8/4939/GDLXYBJX/FO84939GDLXYBJX.SMALL.jpg Syst3mX You can't calculate binary values "as is" on most handheld calculators and using the windows one is just a pain, so i decided to make my very own (binary only) calculator. This calculator supports all the basic functions like : NOT,OR,AND,XOR, addition,subtraction,multiplication,division and modulo....
By: Syst3mX

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Fri, 3 Sep 2010 05:04:44 PDT
3 Easy ATTiny Holiday Gifts http://www.instructables.com/id/3-Easy-ATTiny-Holiday-Gifts/
3 Easy ATTiny Holiday Gifts - More DIY How To Projects]]> http://cdn.instructables.com/FAV/DL7A/G3KYGD1N/FAVDL7AG3KYGD1N.SQUARE2.jpg http://cdn.instructables.com/FAV/DL7A/G3KYGD1N/FAVDL7AG3KYGD1N.SQUARE.jpg http://cdn.instructables.com/FAV/DL7A/G3KYGD1N/FAVDL7AG3KYGD1N.SMALL.jpg ogama8  Every year the holiday season rolls around and I get stuck on what to give for my friends and family.  People always say that it's better to make the gift yourself than buy it at a store so this year I did just that.  The first displays a name or basic image when waved through the air, the second f...
By: ogama8

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Sat, 26 Dec 2009 23:53:38 PST
A sunrise and sunset lamp with LEDs http://www.instructables.com/id/A-sunrise-and-sunset-lamp-with-LEDs/
A sunrise and sunset lamp with LEDs - More DIY How To Projects]]> http://cdn.instructables.com/F1R/582Y/G1BBE0R5/F1R582YG1BBE0R5.SQUARE2.jpg http://cdn.instructables.com/F1R/582Y/G1BBE0R5/F1R582YG1BBE0R5.SQUARE.jpg http://cdn.instructables.com/F1R/582Y/G1BBE0R5/F1R582YG1BBE0R5.SMALL.jpg andyk75 You know it, in the winter time it is hard to get up, because it is dark outside and your body just won’t wake up in the middle of the night. So you can buy an alarm-clock that wakes you up with light. These devices are not as expensive as few years ago, but most of them look really ugly. On the oth...
By: andyk75

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Mon, 2 Nov 2009 02:07:00 PST
Make a 8x10 L.E.D Matrix http://www.instructables.com/id/810-LED-Matrix-with-4017/
Make a 8x10 L.E.D Matrix - More DIY How To Projects]]> http://cdn.instructables.com/FTT/2IWN/FWM6M8RG/FTT2IWNFWM6M8RG.SQUARE2.jpg http://cdn.instructables.com/FTT/2IWN/FWM6M8RG/FTT2IWNFWM6M8RG.SQUARE.jpg http://cdn.instructables.com/FTT/2IWN/FWM6M8RG/FTT2IWNFWM6M8RG.SMALL.jpg Syst3mX UPDATE 1: I HAVE ADDED THE CODE FOR CONWAY'S GAME OF LIFE UPDATE 2: NOW YOU CAN SAVE SOME ARDUINO PINS WITH THE HELP OF 1 SHIFT REGISTER. In this instructable I will show you how to build a quite fancy 8 by 10 L.E.D matrix(with scrolling text and animations) using the Arduino and 4017 decade count...
By: Syst3mX

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Thu, 2 Jul 2009 14:22:52 PDT
Ambient Light Gift Badge http://www.instructables.com/id/Ambient-Light-Gift-Badge/
Ambient Light Gift Badge - More DIY How To Projects]]> http://cdn.instructables.com/FOR/NCG7/FQPTVLYE/FORNCG7FQPTVLYE.SQUARE2.jpg http://cdn.instructables.com/FOR/NCG7/FQPTVLYE/FORNCG7FQPTVLYE.SQUARE.jpg http://cdn.instructables.com/FOR/NCG7/FQPTVLYE/FORNCG7FQPTVLYE.SMALL.jpg frickelkram After Christmas I was in the situation that my nephew's birthday celebration came near. I asked him if he had a special on his wish list and he told me that he doesn't have a wish at all, for the moment. He still had not played with every toy he got for christmas. We decided it would be best if I ga...
By: frickelkram

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Tue, 3 Feb 2009 11:03:55 PST
The Arduino LED Cube!! http://www.instructables.com/id/The-Arduino-LED-Cube/
The Arduino LED Cube!! - More DIY How To Projects]]> http://cdn.instructables.com/FEL/Y98N/FOD7XSA7/FELY98NFOD7XSA7.SQUARE2.jpg http://cdn.instructables.com/FEL/Y98N/FOD7XSA7/FELY98NFOD7XSA7.SQUARE.jpg http://cdn.instructables.com/FEL/Y98N/FOD7XSA7/FELY98NFOD7XSA7.SMALL.jpg robotkid249 Are you bored? Let's try making an LED cube. A work of art, that lights up. Check out my new project on sending a balloon into space!! http://www.instructables.com/id/My-Space-Balloon-Project-Stratohab-Success-High/ What in the world is and LED? LED is an acronym for Light Emitting Diode, where ...
By: robotkid249

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Fri, 5 Dec 2008 18:46:31 PST
YAFLC (Yet Another Flickering LED Candle) http://www.instructables.com/id/YAFLC-Yet-Another-Flickering-LED-Candle/
YAFLC (Yet Another Flickering LED Candle) - More DIY How To Projects]]> http://cdn.instructables.com/FKS/A8MG/FNI3Y71F/FKSA8MGFNI3Y71F.SQUARE2.jpg http://cdn.instructables.com/FKS/A8MG/FNI3Y71F/FKSA8MGFNI3Y71F.SQUARE.jpg http://cdn.instructables.com/FKS/A8MG/FNI3Y71F/FKSA8MGFNI3Y71F.SMALL.jpg Gadre There are numerous posts on Instructables about how to make a flickering LED candle. This is my version.The project requires the following components:1. Tiny45 AVR Microcontroller (Tiny13 would also do)2. 1W Warm white (or yellow) LED3. Perspex tube4. AA or AAA size batteries- 4 (alkaline or NiMH)5....
By: Gadre

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Tue, 2 Dec 2008 11:51:27 PST
LED Cube 4x4x4 http://www.instructables.com/id/LED-Cube-4x4x4/
LED Cube 4x4x4 - More DIY How To Projects]]> http://cdn.instructables.com/FJN/F0KM/FE7ITU05/FJNF0KMFE7ITU05.SQUARE2.jpg http://cdn.instructables.com/FJN/F0KM/FE7ITU05/FJNF0KMFE7ITU05.SQUARE.jpg http://cdn.instructables.com/FJN/F0KM/FE7ITU05/FJNF0KMFE7ITU05.SMALL.jpg chr Amazing 3 dimensional LED display. 64 LEDs makes up this 4 by 4 by 4 cube, controlled by an Atmel Atmega16 microcontroller. Each LED can be addressed individually in software, enabling it to display amazing 3d animations! 8x8x8 LED cube now available, by popular demand: http://www.instructables.c...
By: chr

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Fri, 25 Jul 2008 13:47:46 PDT
Buggy - A Crafty Programmable LED Creature http://www.instructables.com/id/Buggy-A-Crafty-Programmable-LED-Creature/
Buggy - A Crafty Programmable LED Creature - More DIY How To Projects]]> http://cdn.instructables.com/FMA/J8O7/FITUIZ5U/FMAJ8O7FITUIZ5U.SQUARE2.jpg http://cdn.instructables.com/FMA/J8O7/FITUIZ5U/FMAJ8O7FITUIZ5U.SQUARE.jpg http://cdn.instructables.com/FMA/J8O7/FITUIZ5U/FMAJ8O7FITUIZ5U.SMALL.jpg MakersBox Buggy is a programmable LED craft project using a homemade, single-sided, PCB board, and a programmable AVR Attiny44v microcontroller. Buggy has two bi-colored LED eyes and can sense visible and IR light and emit sounds using a piezo speaker. Not counting the board, there is about $8 USD in parts...
By: MakersBox

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Sat, 19 Jul 2008 00:37:33 PDT
LED matrix using shift registers http://www.instructables.com/id/LED-matrix-using-shift-registers/
LED matrix using shift registers - More DIY How To Projects]]> http://cdn.instructables.com/FQP/VQXF/FHAVXW8U/FQPVQXFFHAVXW8U.SQUARE2.jpg http://cdn.instructables.com/FQP/VQXF/FHAVXW8U/FQPVQXFFHAVXW8U.SQUARE.jpg http://cdn.instructables.com/FQP/VQXF/FHAVXW8U/FQPVQXFFHAVXW8U.SMALL.jpg barney_1 This instructable is meant to be a more complete explanation than others available online. Notably, this will provide more hardware explanation than is available in the LED Marquee instructable by led555.GoalsThis instructable presents the concepts involved with shift registers and high side driver...
By: barney_1

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Sat, 14 Jun 2008 19:24:41 PDT
LED Microcontrolled Stained Glass Firefly Pendant http://www.instructables.com/id/Firefly-Pendant/
LED Microcontrolled Stained Glass Firefly Pendant - More DIY How To Projects]]> http://cdn.instructables.com/FJE/4JSL/FCEILP6T/FJE4JSLFCEILP6T.SQUARE2.jpg http://cdn.instructables.com/FJE/4JSL/FCEILP6T/FJE4JSLFCEILP6T.SQUARE.jpg http://cdn.instructables.com/FJE/4JSL/FCEILP6T/FJE4JSLFCEILP6T.SMALL.jpg clamoring This Instructable will walk you through the steps needed to make a stained glass pendant with anLED that blinks in a pattern using a microcontroller. The blink pattern is an actual firefly song of a type of Japanese firefly. It is a scaled down version of the Jar of Fireflies code that my partner wr...
By: clamoring

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Sun, 10 Feb 2008 22:43:04 PST
LoveBox - The box of love http://www.instructables.com/id/LoveBox---The-box-of-love/
LoveBox - The box of love - More DIY How To Projects]]> http://cdn.instructables.com/FDM/4WT8/FABDYPPQ/FDM4WT8FABDYPPQ.SQUARE2.jpg http://cdn.instructables.com/FDM/4WT8/FABDYPPQ/FDM4WT8FABDYPPQ.SQUARE.jpg http://cdn.instructables.com/FDM/4WT8/FABDYPPQ/FDM4WT8FABDYPPQ.SMALL.jpg matseng As most guys I don't tell my wife that "I love you" as often as I should, but this little gadget will at least improve that situation as bit.So by combining a nice box and some hardcore electronics nerdiness I've made a nice christmas gift for my wife. The LoveBox is a small box that when opened di...
By: matseng

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Tue, 18 Dec 2007 13:56:12 PST
Charlieplexing 7 segment displays http://www.instructables.com/id/Charlieplexing-7-segment-displays/
Charlieplexing 7 segment displays - More DIY How To Projects]]> http://cdn.instructables.com/FRE/7OQP/F4WY1KXH/FRE7OQPF4WY1KXH.SQUARE2.jpg http://cdn.instructables.com/FRE/7OQP/F4WY1KXH/FRE7OQPF4WY1KXH.SQUARE.jpg http://cdn.instructables.com/FRE/7OQP/F4WY1KXH/FRE7OQPF4WY1KXH.SMALL.jpg matseng This instructable describes how to charlieplex a bunch of 7-segment led displays. Charlieplexing of discrete leds has been the topic of a few other instructables. The Charlieplexing LEDs- The theory and the How to drive a lot of LEDs from a few microcontroller pins comes to mind. They are both exce...
By: matseng

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Mon, 6 Aug 2007 18:45:37 PDT
Mini RGB Light Cube! http://www.instructables.com/id/Mini-RGB-Light-Cube!/
Mini RGB Light Cube! - More DIY How To Projects]]> http://cdn.instructables.com/F2J/EOHI/F3JESWD1/F2JEOHIF3JESWD1.SQUARE2.jpg http://cdn.instructables.com/F2J/EOHI/F3JESWD1/F2JEOHIF3JESWD1.SQUARE.jpg http://cdn.instructables.com/F2J/EOHI/F3JESWD1/F2JEOHIF3JESWD1.SMALL.jpg zachninme This is basically a knockoff of the Hypnocube, instead of being 64 LEDs, thus costing at least $150 to make, I made a smaller version of 8 LEDs for under $30. The result is a 2x2x2 cube where each light is independently controllable. I'm not absolutely sure how many colors you can get from each ligh...
By: zachninme

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Sat, 30 Jun 2007 11:28:28 PDT
Synchronizing Fireflies http://www.instructables.com/id/Synchronizing-Fireflies/
Synchronizing Fireflies - More DIY How To Projects]]> http://cdn.instructables.com/F7H/252T/F05JJOT9/F7H252TF05JJOT9.SQUARE2.jpg http://cdn.instructables.com/F7H/252T/F05JJOT9/F7H252TF05JJOT9.SQUARE.jpg http://cdn.instructables.com/F7H/252T/F05JJOT9/F7H252TF05JJOT9.SMALL.jpg alex_weber Have you ever asked yourself how do hundreds and thousands of fireflies are able to synchronize themselves? How does it work, that they are able to blink all together without having a kind of boss firefly?This instructable gives a solution and shows how this synchronization can be achieved.I have al...
By: alex_weber

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Fri, 6 Apr 2007 01:58:19 PDT
watch futurama on an 8x8 pixel screen http://www.instructables.com/id/watch-futurama-on-an-8x8-pixel-screen/
watch futurama on an 8x8 pixel screen - More DIY How To Projects]]> http://cdn.instructables.com/F23/29LV/KDUEX502T26/F2329LVKDUEX502T26.SQUARE2.jpg http://cdn.instructables.com/F23/29LV/KDUEX502T26/F2329LVKDUEX502T26.SQUARE.jpg http://cdn.instructables.com/F23/29LV/KDUEX502T26/F2329LVKDUEX502T26.SMALL.jpg sethj tired of hi-def? (booo!!!)here's how to convert otherwise reasonable quality video into pixelated garbage and play it on a 2 color 8x8 led matrix, with no sound and only moderate sync.ingredients: - (1) 8x8 2 color led matrix - (1) atmel avr atmega168 ...
By: sethj

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Sat, 20 Jan 2007 20:26:32 PST