phone alert status service - Bluetooth Development Portal

BLUETOOTH SPECIFICATION Page 6 of 13Phone Alert Status Service1 IntroductionThe Phone Alert Status service uses the Alert Status characteristic and Ringer Settingcharacteristic to expose the phone alert status and uses the Ringer Control Pointcharacteristic to control the phone’s ringer into mute or enable.1.1 ConformanceIf a server claims conformance to this service, all capabilities indicated as mandatory forthis service shall be supported in the specified manner (process-mandatory). This alsoapplies for all optional and conditional capabilities for which support is indicated. Allmandatory capabilities, and optional and conditional capabilities for which support isindicated, are subject to verification as part of the Bluetooth qualification program.1.2 Service DependencyThis service has no dependencies on other GATT-based services.1.3 Bluetooth Specification Release CompatibilityThis service is compatible with any Bluetooth core specification that includes theGeneric Attribute Profile (GATT).1.4 GATT Sub-Procedure RequirementsAdditional GATT sub-procedures requirements beyond those required by the GATT areindicated in Table 1.1.GATT Sub-ProcedureWrite Without ResponseNotificationRead Characteristic DescriptorsWrite Characteristic DescriptorsTable 1.1: GATT Sub-procedure requirementsRequirementsMMMM1.5 Transport DependenciesThis service shall operate over LE transport only.1.6 Error CodesThis service does not define any application error codes.