Keyestudio Micro:bit Mini Smart Robot Car V2 Instructions Manual page 60

What will you see
Send well the test code to micro:bit main
board, then insert the micro:bit main board
into the micro:bit robot shield. Connect a
18650 battery to the shield, and turn the
POWER switch ON.
You should see the 18 RGB LEDs on the
KEYES-2812-18R module are all turned on,
changing with seven colors separately and
circularly.
Note: here we have only introduced the use
method of test code 1. But we provide the
source code of 1-4 in the folder. The use
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