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Arduino pro mini 328 5V/16MHz: Shown here with headers already

Lipiec 24th, 2014

Programmable LED Umbrella

The desire: to build a programmable LED matrix that moncler outlet online is ultra portable.

moncler jackets The solution: using conductive thread, sew an 8×8 matrix of LEDs into collapsable umbrella, then add a MAX7219 LED Controller, a moncler usa voltage converter and an arduino mini pro. moncler jackets

moncler jacket outlet The cheap moncler coats mens result: a twinkling blue light show that can fold up to go with you virtually anywhere. Arduino pro mini 328 5V/16MHz: Shown here with headers already attached. The Lilypad moncler outlet prices arduino would have also worked just fine. uk moncler outlet The pro mini and the Lilypad are so small partially because they exclude the USB circuitry necessary to talk to your computer, so something like the moncler sale outlet FTDI board below is also necessary with cheap moncler jackets mens these boards to hook up the moncler uk outlet arduino to your co moncler jacket outlet

Discount Moncler Coats FTDI Basic Breakout: This small board hooks up to the arduino mini pro on one end to a mini usb on best moncler jackets the other end. You attach uk moncler sale the FTDI board to the arduino to program it, but once programmed, moncler outlet sale you can leave it behind. Discount Moncler Coats

moncler jackets men MAX7219 LED display driver: This is a great little chip that takes care of multiplexing the LEDs. It ‘s drives a 64 led moncler sale matrix. One major drawback is moncler outlet woodbury that the intensity is set for all LEDs; it doesn’t allow setting different LEDs to different intensities. More info available here. moncler jackets men

cheap moncler jackets outlet Protoboard: I decided it would be easier to hook discount moncler jackets up the MAX7219, resistor capacitors via a protoboard than directly on the umbrella. I ended up using a smaller one (1.75″ x 1.75″) than what is pictured here. cheap moncler jackets outlet

moncler coats for cheap LEDs: I used 64 clear blue „super bright” LEDs from cheap moncler sale SparkFun. I recommend using diffused rather than cheap moncler jackets womens directional clear moncler outlet variety since your umbrella will be viewed from every direction. moncler coats for cheap

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moncler jackets toronto Headers: 90 degree moncler outlet store headers used on the Arduino it comes without headers attached. Also used to make battery removable. moncler jackets toronto

moncler jackets outlet online Wire: I moncler online store moncler outlet used standard 22 AWG solid core wire. Using two colors is definitely moncler sale online helpful in keeping track of what’s what. moncler jackets outlet online

moncler coats sale read more here Conductive moncler womens jackets thread: I used the heavier 234/34 4ply thread went through almost an entire 75 yard spool. This was my first time using conductive thread I found it easy to use. moncler coats sale

moncler outlets usa Heavy sewing thread: I used cheap moncler jackets some heavy sewing thread to attach the circuit boards to the umbrella. I tried using clear plastic thread (like thin fishing line) but it did not work well for me. moncler outlets usa

moncler jackets kids Lithium Polymer Balance charger: this special charger is required for the battery I selected. moncler jackets kids

womens moncler jackets 11.1V 900mAh Lithium Polymer battery: This is almost definitely overkill but I wanted something light compact that would power the umbrella all night long. womens moncler jackets

moncler jackets on sale An old nylon strap some velcro: I sewed these together to make a holster for the battery. moncler jackets on sale

Small metal rings: I soldered these to the ends of the wires coming off the MAX7219 board to make it easier to attach to the conductive thread. I happened across these amongst jewelry making supplies in the craft section of a big box store.

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