LED Costumes And Clothing

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Our tips line recently received an influx of wearable LED projects, both for casual and professional wear. [Elizabeth] and [Luis] have created the Lüme wearable collection, aimed at accessorizing by adding adjustable accent colors to jackets, t-shirts and dresses. The electronics are custom-made, built around an ATMega32u4, and each is Bluetooth enabled to interact with a user’s cell phone. From the phone, you can change colors, sequences, set up events, and even take advantage of an “inkdropper-style” feature that matches the color of the LEDs to any object you point your camera at.

[Michal’s] project is an entire suit for a dance and laser show entitled “Tron Dance”, which uses several RGB LED strips placed on key points of the wearer’s costume. It looks like [Michal] has intentionally avoided the joint areas to prevent any problems with breaks or bends, but still manages to place enough to cover the entire body. We aren’t sure what controls everything, but you can watch it go through various sequences and survive an onstage performance after the break.

Finally, in yet another kind of performance, magician [Kiki Tay] has built a jacket that’s overflowing with RGB LEDs. [Kiki] wanted wearable LED control that could be used in various situations without having to re-invent the wheel each time, so he developed his own board — the LED Magician: an Arduino-compatible solution. The board has 12 outputs channels, drives 50+ LEDs per channel and features 12 on-board LEDs that display a preview of the output. To make interactions user-friendly, [Kiki] has provided 32 built-in sequences and adjustable speeds that the user can program via 4 buttons on the board. If that isn’t enough control, there are some options for external control as well. The jacket itself runs off a hobby LiPo battery and is blindingly bright: stick around after the break for a video.

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VU Meter Prom Dress

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[Kyle] has just put the finishing touches on this VU Meter Prom dress, and it looks great!

The dress makes use of 70 feet of aquamarine EL wire, a 2600mAh li-on battery, a repurposed DB9 cable, an Arduino knock off, an Adafruit microphone pre-amp, and features eight addressable triac channels through an EL Escudo Dos by Sparkfun. Each loop of EL wire was sewn into the dress using clear thread. The separate segments were then daisy chained together near the zipper in the back using ribbon cables. To top it all off, [Kyle] has a cheap thermoforming setup utilizing a toaster oven which he used to make an acrylic case for the electronics.

The dress is for his lucky friend [Diane] and we think it will make for quite a memorable prom! To see this awesome VU Meter in action, stick around after the break for the video.

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An Oscilloscope On Your Wrist

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Calculator watches were the Geek cred of the 80’s. Today everyone is getting smart watches. How can the hip Geek stay ahead? [Gabriel Anzziani] to the rescue with his Oscilloscope Watch! [Gabriel] has made a cottage industry with his micro test tools. We’ve featured his Xprotolab and Xminilab on here on Hack a Day more than once. The Oscilloscope Watch basically takes all the features of the Xprotolab and squeezes them down into a wrist watch.

The Oscilloscope Watch includes an oscilloscope, a logic analyzer, an arbitrary waveform generator, and of course it tells time.  The Oscilloscope Watch’s processor is the AVR XMega128.  [Gabriel] has even included a link to the schematics (PDF) on his Kickstarter page. We really like that 3D printed case, and hope [Gabriel] opens up his CAD designs for us to work with.

Like its predecessors, the Oscilloscope watch won’t be replacing your Tektronix scope, or even your Rigol. Much like a Swiss army knife or Leatherman tool, the Oscilloscope Watch packs a bunch of tools into a small package. None of them are as good as a full-sized tool, but in a pinch they will get the job done. If you are wondering where the probes connect. [Gabriel] states on the Kickstarter page that he will design a custom 9 pin .100 connector to BNC adapter to allow the use of standard probes.

The screen is the same series of Sharp Memory LCD’s used in the Pebble watch. [Gabriel] chose to go with the FPC version of the Sharp LCD rather than the zebra connector.  We’ve learned the hard way that those flex circuits snap at the LCD glass after only a few flexes. Hopefully this won’t impact the hackability of the watch.

How Much Can You Cram Into A Wristwatch

Creating wearable electronics that are functional and not overly bulky is very, very hard. [Zak], though, makes it look easy. He started his DIY digital wrist watch to see how much he could cram into a watch-sized device. The finished product is really incredible, and one of the most amazing DIY watches we’ve ever seen.

The electronics for the watch include an ATMega328p, a DS3231M Real Time Clock, a Microchip battery charger, and a few resistors and caps. The display is an OLED, 1.3″ wide and only 1.5 mm thick, contributing to the crazy 10mm overall thickness of the watch.

The software is where this watch really shines. Along with the standard time and date functions, [Zak] included everything and more a wrist watch should have. There is an interface to set up to ten alarms on different days of the week, a Breakout and ‘Car Dodge’ game, a flashlight with integrated ‘rave’ mode, and a stopwatch. On top of this, [Zak] included some great animations very similar to the CRT-like animations found in Android.

It’s a fabulous piece of kit, and if any project were deserving of being made into an actual product, this is it.

You can check out [Zak]’s demo of all the functions of his watch below.

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A Spinning Beachball Of Doom That You Can Carry In Your Pocket

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Need a way to tell the world that you’re mentally ‘out to lunch’? Or what about a subtle hint to others that your current thought process is more important than whatever they are saying? [Caleb Kraft] — who earlier this year bid farewell to Hackaday for a position with EETimes — is heading to the World Maker Faire in New York this weekend, and he decided to build just that device. If you’re heading to Maker Faire too, keep an eye out for his eye-catching Spinning Beachball of Doom. He was inspired by iCufflinks from Adafruit, and ended up with a great little device that is small enough to be worn, or just thrown around for fun.

A couple of weeks ago, we linked you to the Adafruit announcement of their new Trinket product line. [Caleb] wasted no time in finding a use for the tiny microcontroller board. He paired it with the Neopixel LED ring, and had it working with just a tiny tweak to the test code. He then used DesignSpark Mechanical to design a 3D-printed case… the most complicated part of the project. It’s too bad his original plan to power the whole thing with button cells didn’t work out, because it could have been a neat (albeit expensive) upgrade to LED throwies. That said, [Caleb] mentions that a small LiPo battery would be a good alternative.

This is a fun little project that most anyone could throw together in an afternoon. Don’t be surprised if we start seeing these show up more and more.

To see what it looks like in action, check out the video after the break.

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Handmade Stainless Steel Chainmail

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We know that armor making is an art form. We know it. Still… it’s really easy to let yourself think that making a chain mail shirt is easy after seeing the skills [KdogCrusader] throws down in this build. His hauberk isn’t quite finished yet, though we don’t blame him from wanting to show off the work having put so much into it.

The process starts with fifty pounds of stainless steel wire. That’s the coil suspended on a rod in the upper left. It’s fed into his hacked together coiling jig where it is wound into coils that set the diameter of the rings (think long springs that aren’t springy). Coils are cut along one side resulting in that mountain of individual rings. From there it’s a matter of interlinking all of the rings. He cut apart an old T-shirt to use as a pattern during the assembly. So far the front and the back are only connected at the shoulders as he has yet to add sleeves and finish the sides.

[via Reddit]

Homemade LED Helmet

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We’ve all seen Daft Punk helmet builds, but [George’s] project is a homemade LED helmet that takes no shortcuts and packs the visor full of hundreds of individual lights. He started with a prototype that uses a PIC 18F4580 microcontroller connected to a MAX7221 LED driver, which gave him control over some dot matrix displays to test the wiring and sample script. He then used this prototype setup to develop a scrolling text function.

With testing complete, [George] wired hundreds of LEDs into 8×8 block sections, using a cardboard jig to keep everything straight. He could have stopped there, but [George] took the build further, adding an LCD display and a 7-segment clock module to the inside of the helmet, in view of the wearer. The clock displays the helmet’s current beats per minute rate, while the LCD shows the content being displayed (pattern, text / Pacman, stripes). It’s possible to see out between the bottom of the display and the chin of the helmet. If you need better visibility we’d recommend a bike helmet matrix that isn’t as dense.

You can watch a video of the helmet running different patterns below. (Warning: music). When you’re done with that, why not LED all the things: from Infinity Mirrors to LED Sneakers.

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