I've added in support for cylindrical polar coordinates.
The library handles it all. In meArm.cpp/.h I have added "Cylinder" versions of the two functions that actually move the arm. They just convert to cartesian coordinates and then use the normal functions.
I've tried it and it works well.
I also updated the keywords file.
I might add some details for calibration to the readme.
(What you said about the angles was correct Nick. They all point forwards, and the elbow is a special kind of backwards forwards 😀 )
Added support for polar cylindrical coordinates.
Made gripper servo use the servo PWM function so that the configurati…
…on in the constructor actually works.
Nick said this was okay, I'm pulling it myself, awwwwww.