|ATmega8 - USBasp on a breadboard|
I built a USBasp programmer while I was waiting for the USBasp I bought from eBay.
|USB Keyboard using ATmega8|
Simple firmware implementing a USB keyboard, just to test if USB communication worked correctly.
|ATmega8 working as USB keyboard typing data from a magnetometer|
USB keyboard typing raw data from the magnetometer. Useful for testing.
|Converting magnetometer data to screen coordinates|
First experiment trying to convert 3D magnetometer data to 2D screen coordinates.
|USB Absolute Pointing Device implemented in ATmega8 using Magnetometer|
First version that fully works as expected: it behaves as USB mouse (actually, USB absolute pointing device).
|Dispositivo apontador com interface USB usando magnetômetro|
Final version of this project, including a neat box for containing the sensor and the buttons
|Moving the mouse pointer using head movements|
Using my head to control the mouse pointer movements