"I appreciate the responses from everyone, especially Lew with the "Let me google that for you" link. The "mahony quaternion DCM" start is exactly what I was looking for and something that isn't present on the front page of the site that says "I'm…"
It seems that the ArduPilot guys are doing a great job and are really starting to push new development, but I'm having an issue with it all. If I want to get everything going right now, it seems very easy enough to buy the ArduPilot, the plane,…
"To answer the original posters answer, could you do what pilots do, and use a barometer? If you consistently take the barometer reading, but zero it in when it takes off, I believe it should be always be correct and updated.
This is my first blog post. I plan on updating my blog as I go through the process of starting from scratch learning to build an autonomous aircraft. My goals are to learn and build a fixed wing aircraft that will be able to take off, land, record,…