This is more of a hardware and features guide., work in progress, latest version will be posted here only.
Although this was written for the Rctimer Arduflyer APM 2.5 compatible FC, much of it is the same for genuine boards.
Current version V1.4
Disclaimer: Use at your own risk, I am sure there will be a few errors and typos, would welcome feedback.
V1.2 (removed, updated with V1.4 below) (2470.67 kB - downloaded 2364 times.)
V1.3 (removed) updated with V1.4 below) (2476.72 kB - downloaded 2220 times.)