[Mac Cody] wanted to add a digital compass to his robot. He thought the idea of the affordable Dinsmore 1490 digital compass using 4bits to transmit 3bits of data was ridiculous. He decided to build ...

If you’re familiar with using a compass (the tool that points to magnetic north, not the one that makes circles) the concept of holding the device level makes sense. It must be level for the needle to ...

This application note gives a detailed explanation of creating your very own digital compass. This can be implemented in either simple or complex applications but requires mid-level design experience.