Device CodeCode for your micro:bit (or in some cases, other types of device) is available from our GitHub repositories
You'll find all of the Bitty Software videos in our YouTube channel.
Bluetooth for Beginners
Our beginner's guide to Bluetooth should help you make sense of Bluetooth on the BBC micro:bit and other, similar devices.
Bluetooth Troubleshooting Guide
This is in our microbits and pieces Github repository.
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