[Boris Landoni] put together a guide to using an inexpensive 3-axis accelerometer with Arduino. The chip that he chose for the exercise is an MMA7455L made by Freescale. It’s got a lot of nic… ...

Posted in Arduino Hacks Tagged accelerometer, compass, digital compass, dof, magnetometer ← Veronica Gets VRAM And Its Own Boot Logo Adding An Electronic Lock To A DIY Book Safe → ...

Using motion detectors and an Arduino you can trigger lights, fans, or even an pneumatically controlled cleaver-wielding clown to help add your house to the “if you dare” list.