Tags » Attiny

Measuring the Length of WS2812 Strips

discovered a simple way to measure the length of WS2812 addressable LED strips from a microcontroller. This is great for any project that can have an arbitrary length of addressable LED strip attached to it. 149 more words

Led Hacks

Adding a Battery Gauge to a Project With Zero Parts

The typical way of doing a low battery detector is throwing a comparator in the circuit, setting it to measure a certain threshold voltage, and sending that signal off to a microcontroller or other circuit to notify someone the battery is going dead. 173 more words

Microcontrollers

Inexpensive AVR Programmer Made From Five Components

If you want to program an AVR chip as inexpensively as possible, then solution might just be for you. He built an AVR programmer using only four components. 134 more words

AVR

What Is This, A Microcontroller Board For Ants?

You youngins probably don’t remember this, but a few years ago there was an arms race on Kickstarter to create the smallest Arduino-compatible microcontroller board. Since then, a few people have realized they can make more money on Kickstarter through fraud or potato salad, and the race to create the smallest ‘duino board petered out. 163 more words

Arduino

White Dwarf, the Omni-Directional LED Light Show

It’s inspiration came from my oldest daughter’s desire to be a Marvel Superhero this Halloween. Of course, engineer Daddy takes the task to whole new level.

Maker