HMCharacteristicEvent
E853038
HMCharacteristicEvent is a HomeKit framework class that represents an event triggered by changes to a specific characteristic of a HomeKit accessory, typically used in defining home automation rules.
All labels observed (1)
| Label | Occurrences |
|---|---|
| HMCharacteristicEvent canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T10266990 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: HMCharacteristicEvent Context triple: [HM, prefixOf, HMCharacteristicEvent]
-
A.
CBCharacteristic
CBCharacteristic is a CoreBluetooth class representing a specific piece of data (a characteristic) on a remote Bluetooth Low Energy peripheral’s service, including its value and associated properties.
-
B.
CBPeripheralManager
CBPeripheralManager is an iOS CoreBluetooth class that lets an app act as a Bluetooth Low Energy peripheral, managing advertising and the publication of services and characteristics.
-
C.
CoreBluetooth
CoreBluetooth is an Apple framework that enables apps to communicate with Bluetooth Low Energy (BLE) devices for tasks like data exchange and peripheral control.
-
D.
HomeKit Accessory Protocol
HomeKit Accessory Protocol is Apple's communication protocol that enables smart home accessories to securely connect with and be controlled by Apple devices within the HomeKit ecosystem.
-
E.
Bluetooth Core Specification Vol 3 Part H
Bluetooth Core Specification Vol 3 Part H is a section of the Bluetooth standard that defines key security procedures and protocols, including those used for secure connections in Bluetooth Low Energy.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: HMCharacteristicEvent Target entity description: HMCharacteristicEvent is a HomeKit framework class that represents an event triggered by changes to a specific characteristic of a HomeKit accessory, typically used in defining home automation rules.
-
A.
CBCharacteristic
CBCharacteristic is a CoreBluetooth class representing a specific piece of data (a characteristic) on a remote Bluetooth Low Energy peripheral’s service, including its value and associated properties.
-
B.
CBPeripheralManager
CBPeripheralManager is an iOS CoreBluetooth class that lets an app act as a Bluetooth Low Energy peripheral, managing advertising and the publication of services and characteristics.
-
C.
CoreBluetooth
CoreBluetooth is an Apple framework that enables apps to communicate with Bluetooth Low Energy (BLE) devices for tasks like data exchange and peripheral control.
-
D.
HomeKit Accessory Protocol
HomeKit Accessory Protocol is Apple's communication protocol that enables smart home accessories to securely connect with and be controlled by Apple devices within the HomeKit ecosystem.
-
E.
Bluetooth Core Specification Vol 3 Part H
Bluetooth Core Specification Vol 3 Part H is a section of the Bluetooth standard that defines key security procedures and protocols, including those used for secure connections in Bluetooth Low Energy.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
HMEvent subclass
ⓘ
HomeKit framework class ⓘ NSObject subclass ⓘ |
| availability | not available on macOS before Mac Catalyst ⓘ |
| belongsTo | HomeKit automation model ⓘ |
| canBePersisted | yes ⓘ |
| conformsTo |
NSCopying
ⓘ
NSSecureCoding ⓘ |
| definedIn |
HomeKit.framework
ⓘ
linked to:
HomeKit framework
|
| documentationURL | https://developer.apple.com/documentation/homekit/hmcharacteristicevent ⓘ |
| framework |
HomeKit
ⓘ
linked to:
HomeKit framework
|
| hasInitializer |
initWithCharacteristic:triggerValue:
ⓘ
initWithCharacteristic:triggerValue:completionHandler: ⓘ |
| hasMethod |
encodeWithCoder:
ⓘ
initWithCoder: ⓘ updateTriggerValue:completionHandler: ⓘ |
| hasProperty |
characteristic
ⓘ
enabled ⓘ triggerValue ⓘ uniqueIdentifier ⓘ |
| hasType | event based on characteristic value ⓘ |
| inheritsFrom |
HMEvent
ⓘ
linked to:
HMEventTrigger
NSObject ⓘ |
| introducedIn |
iOS 9.0
ⓘ
tvOS 10.0 ⓘ
linked to:
tvOS
watchOS 2.0 ⓘ
linked to:
watchOS
|
| isConfigurableBy | home automation apps ⓘ |
| language |
Objective-C
ⓘ
Swift ⓘ |
| propertyType |
characteristic is HMCharacteristic *
ⓘ
triggerValue is id ⓘ |
| relatedTo |
HMEventTrigger
ⓘ
HMLocationEvent ⓘ
linked to:
HMEventTrigger
HMTimeEvent ⓘ |
| requires | HomeKit entitlement ⓘ |
| supportsSecureCoding | yes ⓘ |
| threadSafe | no (must be used on HomeKit queue) ⓘ |
| triggerCondition | fires when characteristic value equals triggerValue ⓘ |
| usedFor |
HomeKit automation
ⓘ
monitoring characteristic value changes ⓘ triggering HomeKit rules ⓘ |
| usedIn | HMEventTrigger ⓘ |
| usedWith |
HMAccessory
ⓘ
linked to:
HomeKit accessories
HMCharacteristic ⓘ HMHome ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: HMCharacteristicEvent Description of subject: HMCharacteristicEvent is a HomeKit framework class that represents an event triggered by changes to a specific characteristic of a HomeKit accessory, typically used in defining home automation rules.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.