Want to make two micro:bits talk to each other? In this beginner-friendly tutorial, you’ll learn how to use the wireless radio feature on the micro:bit in MakeCode to send and receive messages between devices. I’ll walk you step-by-step through setting up radio groups, sending data, receiving messages, and testing communication using block coding in Microsoft MakeCode. This lesson is perfect for students, teachers, STEM classrooms, coding clubs, and anyone learning micro:bit programming for the first time. By the end of this video, you’ll understand how micro:bit wireless communication works and how to build your own simple radio messaging project. Whether you’re following along as part of a beginner micro:bit coding series or just getting started with physical computing, this MakeCode radio tutorial will help you build real wireless projects fast.
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01:11 Wireless Chat program
09:31 Test the program
