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​The material contained on this page is informative only. Authoritative compliance information is contained in the applicable Bluetooth specification.

org.bluetooth.service.reference_time_update

Name: Reference Time Update Service

Type: org.bluetooth.service.reference_time_updateDownload / View

Assigned Number: 0x1806


Abstract:

This service defines how a client can request an update from a reference time source from a time server using the Generic Attribute Profile (GATT)

Summary:

This service enables a Bluetooth device that can update the system time using reference time such as GPS to expose the control point and the accuracy (drift) of the local system time compared to the reference time source.

Service Dependencies

This service has no dependencies on other GATT-based services.

GATT Requirements

Sub-Procedure Server Requirement
Write Without Response Mandatory

Transport Dependencies

Transport Supported
Classic false
Low Energy true
High Speed

Error Codes

This service does not define any application error codes that are used in Attribute Protocol.

Service Characteristics

Overview Properties Security Descriptors
Name:
Time Update Control Point
Type:
org.bluetooth.characteristic.time_update_control_point
Requirement:
Mandatory
Property Requirement
Read Excluded
Write Excluded
WriteWithoutResponse Mandatory
SignedWrite Excluded
Notify Excluded
Indicate Excluded
WritableAuxiliaries Excluded
Broadcast Excluded
ExtendedProperties
None None
Name:
Time Update State
Type:
org.bluetooth.characteristic.time_update_state
Requirement:
Mandatory
Property Requirement
Read Mandatory
Write Excluded
WriteWithoutResponse Excluded
SignedWrite Excluded
Notify Excluded
Indicate Excluded
WritableAuxiliaries Excluded
Broadcast Excluded
ExtendedProperties
None None