rollin

a self balancing robot, "rolling around"

Test 1

quick prototyp for using MPU9250 to get acc x, y values and gyro z values (change rate in deg/s !) to calculate present angle:

• 0° is upright
• -90° fall over foreward
• 90° fall over backwards

Better Serial Plotter

A very nice serial plotter tool (win, mac, linux), using space ' ' or tabs '\t' as value separator.

https://github.com/nathandunk/BetterSerialPlotter#example-arduino-code

Thank you nathandunk (https://github.com/nathandunk)