Project: LedPet
Name	LedPet
Initiator	zeno4ever
Status	100%
Skills	Basic Electronics, Software (C)
Summary	Hat with LED strip controlled by Arduino nano

Pet (dutch for hat) with 95 LEDS and selectable program via switch. You can chose between patterns with the switch.

Patterns

• colorWipe : Fill strip with color (and next color)
• knightRider : What would be a LED strip without this option.
• rainbowCycle : Cycle rainbow colors over the strip.
• police : Warn everyone that the police is coming.
• LightBrightnessVU : Testing program for light sensor.
• theaterChase : Showtime
• randomPix : Put random pixel on strip and fade out. Select Green for 'matrix' effect.
• Demo : cycle between all above modes.

Download source here (be sure to download NeoPixel Library from adafruit)

• 

  Light Sensor

• 

  Arduino Nano connected

• 

  Backside

Resources

Parts List

• (officers) hat
• AliExpress 144 ws2812 LED strip 1 Meter US $17.50
• Powerbank
• Arduino nano or cloon at Dealextream
• Light sensor
• Micro Switch
• 2 * 10 K OHM resistor for switch and light
• 470 OHM resistor for LED data line
• Some ductape to fix the parts on the hat.

Other

• NeoPixel Library from adafruit
• NeoPixel Uberguide for practical info how to connect/control Neopixels.