Alexa.DoorbellEventSource Interface
The Alexa.DoorbellEventSource interface describes an endpoint that is capable of raising doorbell events. Alexa plays doorbell announcements on all Echo devices. Alexa uses doorbell events for announcements, mobile notifications, routines, and other use cases. For more information, see Announcing Doorbell Chime APIs.
For the list of locales that are supported for the DoorbellEventSource interface, see List of Capability Interfaces and Supported Locales.
Discovery
You describe endpoints that support Alexa.DoorbellEventSource using the standard discovery mechanism described in Alexa.Discovery.
Use DOORBELL for the display category. For the full list of display categories, see display categories.
Discover response example
{
"event": {
"header": {
"namespace":"Alexa.Discovery",
"name":"Discover.Response",
"payloadVersion":"3",
"messageId": "<message id>"
},
"payload":{
"endpoints":[
{
"endpointId": "<unique ID of the endpoint>",
"manufacturerName": "<the manufacturer name of the endpoint>",
"description": "<a description that is shown in the Alexa app>",
"friendlyName": "<device name, displayed in the Alexa app>",
"displayCategories": ["DOORBELL"],
"cookie": {},
"capabilities": [
{
"type": "AlexaInterface",
"interface": "Alexa.DoorbellEventSource",
"version": "3",
"proactivelyReported" : true
}
]
}
]
}
}
}
DoorbellPress Event
Send a DoorbellPress event to the Alexa Event Gateway whenever the doorbell is pressed. For more information, see Send Events to the Event Gateway.
DoorbellPress event payload details
| Field | Description | Type | Required |
|---|---|---|---|
cause |
Describes why this event occurred. | A cause object | Yes |
timestamp |
When the activation event occurred, specified in UTC. | A string in ISO 8601 format, YYYY-MM-DDThh:mm:ssZ. | Yes |
DoorbellPress event example
{
"context": { },
"event": {
"header": {
"messageId": "9eac4fa2-9de0-4e75-ac38-9dde79abb1bd",
"namespace" : "Alexa.DoorbellEventSource",
"name": "DoorbellPress",
"payloadVersion": "3"
},
"endpoint": {
"scope": {
"type": "BearerToken",
"token": "access-token-from-Amazon"
},
"endpointId": "appliance-001"
},
"payload" : {
"cause": {
"type": "PHYSICAL_INTERACTION"
},
"timestamp": "2018-06-09T23:23:23.23Z"
}
}
}