ATtiny85 and the Particle Photon

As you know: I love all things Arduino and use them extensively both as a hobby and as a teaching tool... I wanted to talk about a few products that I've been especially stoked on lately, just for those nerdy blog readers out there. ATtiny85 [caption id="attachment_1637" align="alignleft" width="300"] Here's the ATtiny connected to two 8-bit shift registers to give it...Read More

$100 Quadcopter: The Sensor! MPU6050 6-axis IMU

[caption id="attachment_1515" align="alignleft" width="300"] My MPU6050 connected to my redboard[/caption] I bought this $30 triple axis accelerometer from sparkfun... The first thing we have to do is get it working! Wire it up. The MPU6050 uses a method of communication called IC2. I'm not an expert on this, but this is what you'll need to connect to an arduino uno  to...Read More

Project (In Progress): The $100 Quadcopter

I've always wanted to build a quadcopter, and I've got some free time so over the next couple months I'm going to try to build one from scratch.  Sure, there are a lot of tutorials out there on how to build them, but many come with pre-packaged controls and are basically just buying the right parts and assembling them. [caption...Read More