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Micro:bit Radio

Learn how to send messages between micro:bits using radio signals. Discover the maximum transmission distance and how to relay messages for extended reach. Set up radio groups and send text, numbers, and values easily!

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Micro:bit Radio

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Presentation Transcript

  1. Micro:bit Radio Makecode

  2. Sender

  3. A receiver microbit can also send a message to another microbit

  4. How far will a message travel? 230 Feet Open space at full strength transmit power = 7

  5. How to send the message further • Relay the message between microbits 200 400 845 220 620 230

  6. Radio Group Both the receiver and sender microbits must use the same radio group number (0 – 10)

  7. Add Radio Set Group to On Start block

  8. Sending Data • Numbers • String (Text) • String and a Value

  9. Sending TextRadio send string

  10. Receiving Text Add Radio Set Group to On Start Block

  11. Add on radio received block and show string Add receivedString from Variables

  12. Sending a NumberRadio send number

  13. Receiving a NumberAdd on radio received block – receivedNumber and show number Add receivedNumber from Variables

  14. Sending Text and a ValueRadio send string

  15. Receiving Text and a Value Add name and value from variables

  16. Using Text and a Value

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