Sidehistorik
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The Thing is the "physical" device, like a light Switch, and the Channels Channel(s) is the properties the Light switch has - now, a switch has only On/Gff, but other Things may have several properties, an engine have On/Off, Teperature, RPM etc.
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Define the Channel - typically where to send the command, and where to read the state:
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Notice The Homie convention, when deciding MQTT Topics |
Finally, link the Channel to an Item in an items file (Notice the Channel name from the screenshot above):
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