buttons(marked with A and B), and the one on the other side is a reset
button. By pressing the two programmable buttons can input three
different signals. We can press button A or B alone or press them together
and the LED dot matrix shows A,B and AB respectively. Let’s get started.
(2)Experimental Preparation：
Connect micro:bit to computer with the USB cable
Open online Makecode editor
Import Hex profile (How to import?)
Or click“New Project”and drag blocks step by step
(3)Test Code
Code 1：
Press buttons on micro:bit, micro:bit will display character strings.
The route to get test code（How to load?）
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