Starter Guide

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3. Experimental code：
Lesson 34 Ultrasonic control RGB bar->code-> microbit-Ultrasonic+RGB-
bar.hex
Lesson 34 Ultrasonic control RGB bar->code->Ultrasonic_control_rgb.py
4. Click “flash” and download the code onto the micro:bit.
Now we can see that the LEDs change in different colors when the ultrasonic
sense obstacles at different distances.
Effect Picture：