Tagged: cheap

[Compass] Easy Magnetometer Calibration

[Compass] Easy Magnetometer Calibration

This code is a short example on how to calibrate your cheap magnetic compass. I used a three axis HCM5883 magnetometer from Honeywell. It’s very cheap, but mine was pretty bad. It turned out...

[SMS] Sony Ericsson PDU

For nothing have I had more requests than this piece of code. It’s use is obvious; forcing a turned on Sony Ericsson that supports a real serial interface to send a sms, receive, read,...