Keyestudio 4WD Manual page 131

www.keyestudio.com
(How to download? How to quick download?)
The calibration will be finished until you view the smile
pattern appear.
The serial monitor will show 0°, 90°, 180° and 270° when pressing A.
Code 2：
Make micro: bit board point to the north, south, east and west
horizontally , LED dot matrix displays the corresponding direction patterns
The route to get test code（How to load?）
131