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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.current_time
Last Modified: 10-07-2014 Approved: Yes

Name: Current Time Service

Type: org.bluetooth.service.current_timeDownload / View

Assigned Number: 0x1805


Abstract:

This service defines how the current time can be exposed using the Generic Attribute Profile (GATT).

Summary:

Many Bluetooth devices have the ability to store and show time information. This service defines how a Bluetooth device can expose time information to other Bluetooth devices.

Service Dependencies

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

GATT Requirements

Sub-Procedure Server Requirement
Notification Mandatory
Read Characteristic Descriptors Mandatory
Write Characteristic Descriptors 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:
Current Time
Type:
org.bluetooth.characteristic.current_time
Requirement:
Mandatory
Property Requirement
Read Mandatory
Write Optional
WriteWithoutResponse Excluded
SignedWrite Excluded
Notify Mandatory
Indicate Excluded
WritableAuxiliaries Excluded
Broadcast Excluded
ExtendedProperties
None
Overview Permissions
Name:
Client Characteristic Configuration
Type:
org.bluetooth.descriptor.gatt.client_characteristic_configuration
Requirement:
Mandatory
Permission Requirement
Read Mandatory
Write Mandatory
Name:
Local Time Information
Type:
org.bluetooth.characteristic.local_time_information
Requirement:
Optional
Property Requirement
Read Mandatory
Write Optional
WriteWithoutResponse Excluded
SignedWrite Excluded
Notify Excluded
Indicate Excluded
WritableAuxiliaries Excluded
Broadcast Excluded
ExtendedProperties
None None
Name:
Reference Time Information
Type:
org.bluetooth.characteristic.reference_time_information
Requirement:
Optional
Property Requirement
Read Mandatory
Write Excluded
WriteWithoutResponse Excluded
SignedWrite Excluded
Notify Excluded
Indicate Excluded
WritableAuxiliaries Excluded
Broadcast Excluded
ExtendedProperties
None None