Keyestudio Micro:bit Mini Smart Robot Car - Page 109

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2 Bluetooth connected, click front, the APP will send the char “F”, controlling the car forward; if click back,
it will send the char “B”, controlling the car backward; if click left, it will send the char “L”, controlling the car turn
left; if click right, it will send the char “R”, controlling the car turn right; if click stop, it will send the char “S”,
controlling the car stop.
3) Test Code