23 lines
610 B
Markdown
23 lines
610 B
Markdown
# Set Group
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Sets the group id for ``radio`` communications. A micro:bit can only listen to one group ID at any time.
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Unless specified, the group id is automatically inferred from the script source. Every script with the same exact source code with start with the same group id.
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### Parameters
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* ``id`` -- a [number](/reference/types/number) between ``0`` and ``255``.
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### Example
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Sets the group to 128.
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```blocks
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radio.setGroup(128)
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```
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### See also
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[receive number](/reference/radio/receive-number), [send number](/reference/radio/send-number), [on data received](/reference/radio/on-data-received)
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