7 Using Bluetooth

Now that you’re familiar with connecting to the micro:bit using hardware and wires, it’s time to take a look at connecting to the board using the Bluetooth stack. After all, one of the big selling points of the micro:bit is its BLE (Bluetooth Low-Energy) connectivity, which is used in many different IoT applications and devices.

What Is Bluetooth?

Before we get started, I feel I should warn you that Bluetooth connections in general can be somewhat finicky, and communicating with the micro:bit is no different. Things don’t always work the first time, and the micro:bit is still relatively new and the software and firmware are still being updated. Just don’t get too frustrated if things seem a little wonky, and I’ll try to ...

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