The connection of the Bluetooth on the board with these two Apps is
similar. In this lesson, we will introduce the functions of all keys and
patterns on the Apps and control the smart car via Bluetooth App.
(2)Experimental Preparation：
Insert micro:bit board into slot of keyestudio 4WD Mecanum Robot Car
Place batteries into battery holder
Dial power switch to ON end
Connect micro:bit to computer by USB cable
Open online Makecode editor
Import Hex profile (How to import?) , or click“New Project”and drag
blocks step by step(add MecanumRobot extension library first)
(How to add MecanumRobot extension?)
As the Bluetooth and extension radio can’t work together, therefore, their
extension libraries are not compatible.
Therefore, remove extension(s) and add Bluetooth please if you see the
following prompt box pop up.
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