Starter Guide

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3. Experimental code：
Lesson 32 Ultrasonic control led modules->code->microbit-Ultrasonic-
LED.hex
Lesson 32 Ultrasonic control led modules->code->Ultrasonic_control_led.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：