An LED strip with 30 LEDs per meter puts individual LEDs about 33 mm apart. ... Arduino Hacks Tagged arduino, atmega328p, desktop toy, led strip, miniature, mp3, peak detector.

The WS2828B WS2812B LED strip used is technically a 5 V unit, but [pepelepoisson] found that feeding them direct from the 3.7 V cell works just fine; it’s not until the cell drops to about three ...

Similarly, one BS170 mosfet was used in my prototype to drive the 3 x White LEDs strip. This part number (and ofcourse the LED type) is not very critical. If you want to use a bi-polar transistor, don ...

Arduino, the tinkerer’s delight that powers everything from embeddable clothing at the MIT Media Lab to DIY robots, requires some basic instruction in order to be used properly.