Device twins are JSON documents that store device state information including metadata, configurations, and conditions. Azure IoT Hub maintains a device twin for each device that you connect to IoT Hub.
Azure Side
Device Twins setup:
- Sign in to the Azure IoT.
- On the Azure homepage, select your created IoT Hub.
- In the Left side Device Management section Choose ‘Devices’.
- Select your created Device ID.
- Select the Device twin option to update the device information.
- In the properties, update the desired JSON document with LED and
COLOR information as shown in the image. - And Save it.
Try it out
esp32 Azure IoT platform
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