# Physical Interface Device Usages for devices with actuators or other physical interfaces. ## Topics ### Getting the Usages [`kHIDUsage_PID_ActuatorOverrideSwitch`](/documentation/HIDDriverKit/kHIDUsage_PID_ActuatorOverrideSwitch) [`kHIDUsage_PID_ActuatorPower`](/documentation/HIDDriverKit/kHIDUsage_PID_ActuatorPower) [`kHIDUsage_PID_ActuatorsEnabled`](/documentation/HIDDriverKit/kHIDUsage_PID_ActuatorsEnabled) [`kHIDUsage_PID_AttackLevel`](/documentation/HIDDriverKit/kHIDUsage_PID_AttackLevel) [`kHIDUsage_PID_AttackTime`](/documentation/HIDDriverKit/kHIDUsage_PID_AttackTime) [`kHIDUsage_PID_AxesEnable`](/documentation/HIDDriverKit/kHIDUsage_PID_AxesEnable) [`kHIDUsage_PID_BlockFreeReport`](/documentation/HIDDriverKit/kHIDUsage_PID_BlockFreeReport) [`kHIDUsage_PID_BlockHandle`](/documentation/HIDDriverKit/kHIDUsage_PID_BlockHandle) [`kHIDUsage_PID_BlockLoadError`](/documentation/HIDDriverKit/kHIDUsage_PID_BlockLoadError) [`kHIDUsage_PID_BlockLoadFull`](/documentation/HIDDriverKit/kHIDUsage_PID_BlockLoadFull) [`kHIDUsage_PID_BlockLoadReport`](/documentation/HIDDriverKit/kHIDUsage_PID_BlockLoadReport) [`kHIDUsage_PID_BlockLoadStatus`](/documentation/HIDDriverKit/kHIDUsage_PID_BlockLoadStatus) [`kHIDUsage_PID_BlockLoadSuccess`](/documentation/HIDDriverKit/kHIDUsage_PID_BlockLoadSuccess) [`kHIDUsage_PID_BlockType`](/documentation/HIDDriverKit/kHIDUsage_PID_BlockType) [`kHIDUsage_PID_CP_Offset`](/documentation/HIDDriverKit/kHIDUsage_PID_CP_Offset) [`kHIDUsage_PID_CreateNewEffectReport`](/documentation/HIDDriverKit/kHIDUsage_PID_CreateNewEffectReport) [`kHIDUsage_PID_CustomForceData`](/documentation/HIDDriverKit/kHIDUsage_PID_CustomForceData) [`kHIDUsage_PID_CustomForceDataOffset`](/documentation/HIDDriverKit/kHIDUsage_PID_CustomForceDataOffset) [`kHIDUsage_PID_CustomForceDataReport`](/documentation/HIDDriverKit/kHIDUsage_PID_CustomForceDataReport) [`kHIDUsage_PID_CustomForceVendorDefinedData`](/documentation/HIDDriverKit/kHIDUsage_PID_CustomForceVendorDefinedData) [`kHIDUsage_PID_DC_DeviceContinue`](/documentation/HIDDriverKit/kHIDUsage_PID_DC_DeviceContinue) [`kHIDUsage_PID_DC_DevicePause`](/documentation/HIDDriverKit/kHIDUsage_PID_DC_DevicePause) [`kHIDUsage_PID_DC_DeviceReset`](/documentation/HIDDriverKit/kHIDUsage_PID_DC_DeviceReset) [`kHIDUsage_PID_DC_DisableActuators`](/documentation/HIDDriverKit/kHIDUsage_PID_DC_DisableActuators) [`kHIDUsage_PID_DC_EnableActuators`](/documentation/HIDDriverKit/kHIDUsage_PID_DC_EnableActuators) [`kHIDUsage_PID_DC_StopAllEffects`](/documentation/HIDDriverKit/kHIDUsage_PID_DC_StopAllEffects) [`kHIDUsage_PID_DeadBand`](/documentation/HIDDriverKit/kHIDUsage_PID_DeadBand) [`kHIDUsage_PID_DeviceControl`](/documentation/HIDDriverKit/kHIDUsage_PID_DeviceControl) [`kHIDUsage_PID_DeviceControlReport`](/documentation/HIDDriverKit/kHIDUsage_PID_DeviceControlReport) [`kHIDUsage_PID_DeviceGain`](/documentation/HIDDriverKit/kHIDUsage_PID_DeviceGain) [`kHIDUsage_PID_DeviceGainReport`](/documentation/HIDDriverKit/kHIDUsage_PID_DeviceGainReport) [`kHIDUsage_PID_DeviceManagedPool`](/documentation/HIDDriverKit/kHIDUsage_PID_DeviceManagedPool) [`kHIDUsage_PID_DevicePaused`](/documentation/HIDDriverKit/kHIDUsage_PID_DevicePaused) [`kHIDUsage_PID_Direction`](/documentation/HIDDriverKit/kHIDUsage_PID_Direction) [`kHIDUsage_PID_DirectionEnable`](/documentation/HIDDriverKit/kHIDUsage_PID_DirectionEnable) [`kHIDUsage_PID_DownloadForceSample`](/documentation/HIDDriverKit/kHIDUsage_PID_DownloadForceSample) [`kHIDUsage_PID_Duration`](/documentation/HIDDriverKit/kHIDUsage_PID_Duration) [`kHIDUsage_PID_ET_ConstantForce`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_ConstantForce) [`kHIDUsage_PID_ET_CustomForceData`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_CustomForceData) [`kHIDUsage_PID_ET_Damper`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_Damper) [`kHIDUsage_PID_ET_Friction`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_Friction) [`kHIDUsage_PID_ET_Inertia`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_Inertia) [`kHIDUsage_PID_ET_Ramp`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_Ramp) [`kHIDUsage_PID_ET_SawtoothDown`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_SawtoothDown) [`kHIDUsage_PID_ET_SawtoothUp`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_SawtoothUp) [`kHIDUsage_PID_ET_Sine`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_Sine) [`kHIDUsage_PID_ET_Spring`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_Spring) [`kHIDUsage_PID_ET_Square`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_Square) [`kHIDUsage_PID_ET_Triangle`](/documentation/HIDDriverKit/kHIDUsage_PID_ET_Triangle) [`kHIDUsage_PID_EffectBlockIndex`](/documentation/HIDDriverKit/kHIDUsage_PID_EffectBlockIndex) [`kHIDUsage_PID_EffectOperation`](/documentation/HIDDriverKit/kHIDUsage_PID_EffectOperation) [`kHIDUsage_PID_EffectOperationReport`](/documentation/HIDDriverKit/kHIDUsage_PID_EffectOperationReport) [`kHIDUsage_PID_EffectPlaying`](/documentation/HIDDriverKit/kHIDUsage_PID_EffectPlaying) [`kHIDUsage_PID_EffectType`](/documentation/HIDDriverKit/kHIDUsage_PID_EffectType) [`kHIDUsage_PID_FadeLevel`](/documentation/HIDDriverKit/kHIDUsage_PID_FadeLevel) [`kHIDUsage_PID_FadeTime`](/documentation/HIDDriverKit/kHIDUsage_PID_FadeTime) [`kHIDUsage_PID_Gain`](/documentation/HIDDriverKit/kHIDUsage_PID_Gain) [`kHIDUsage_PID_IsochCustomForceEnable`](/documentation/HIDDriverKit/kHIDUsage_PID_IsochCustomForceEnable) [`kHIDUsage_PID_LoopCount`](/documentation/HIDDriverKit/kHIDUsage_PID_LoopCount) [`kHIDUsage_PID_Magnitude`](/documentation/HIDDriverKit/kHIDUsage_PID_Magnitude) [`kHIDUsage_PID_MoveDestination`](/documentation/HIDDriverKit/kHIDUsage_PID_MoveDestination) [`kHIDUsage_PID_MoveLength`](/documentation/HIDDriverKit/kHIDUsage_PID_MoveLength) [`kHIDUsage_PID_MoveSource`](/documentation/HIDDriverKit/kHIDUsage_PID_MoveSource) [`kHIDUsage_PID_NegativeCoefficient`](/documentation/HIDDriverKit/kHIDUsage_PID_NegativeCoefficient) [`kHIDUsage_PID_NegativeSaturation`](/documentation/HIDDriverKit/kHIDUsage_PID_NegativeSaturation) [`kHIDUsage_PID_Normal`](/documentation/HIDDriverKit/kHIDUsage_PID_Normal) [`kHIDUsage_PID_Offset`](/documentation/HIDDriverKit/kHIDUsage_PID_Offset) [`kHIDUsage_PID_OpEffectStart`](/documentation/HIDDriverKit/kHIDUsage_PID_OpEffectStart) [`kHIDUsage_PID_OpEffectStartSolo`](/documentation/HIDDriverKit/kHIDUsage_PID_OpEffectStartSolo) [`kHIDUsage_PID_OpEffectStop`](/documentation/HIDDriverKit/kHIDUsage_PID_OpEffectStop) [`kHIDUsage_PID_ParamBlockOffset`](/documentation/HIDDriverKit/kHIDUsage_PID_ParamBlockOffset) [`kHIDUsage_PID_ParameterBlockSize`](/documentation/HIDDriverKit/kHIDUsage_PID_ParameterBlockSize) [`kHIDUsage_PID_Period`](/documentation/HIDDriverKit/kHIDUsage_PID_Period) [`kHIDUsage_PID_Phase`](/documentation/HIDDriverKit/kHIDUsage_PID_Phase) [`kHIDUsage_PID_PhysicalInterfaceDevice`](/documentation/HIDDriverKit/kHIDUsage_PID_PhysicalInterfaceDevice) [`kHIDUsage_PID_PoolAlignment`](/documentation/HIDDriverKit/kHIDUsage_PID_PoolAlignment) [`kHIDUsage_PID_PoolMoveReport`](/documentation/HIDDriverKit/kHIDUsage_PID_PoolMoveReport) [`kHIDUsage_PID_PoolReport`](/documentation/HIDDriverKit/kHIDUsage_PID_PoolReport) [`kHIDUsage_PID_PositiveCoefficient`](/documentation/HIDDriverKit/kHIDUsage_PID_PositiveCoefficient) [`kHIDUsage_PID_PositiveSaturation`](/documentation/HIDDriverKit/kHIDUsage_PID_PositiveSaturation) [`kHIDUsage_PID_RAM_PoolAvailable`](/documentation/HIDDriverKit/kHIDUsage_PID_RAM_PoolAvailable) [`kHIDUsage_PID_RAM_PoolSize`](/documentation/HIDDriverKit/kHIDUsage_PID_RAM_PoolSize) [`kHIDUsage_PID_ROM_EffectBlockCount`](/documentation/HIDDriverKit/kHIDUsage_PID_ROM_EffectBlockCount) [`kHIDUsage_PID_ROM_Flag`](/documentation/HIDDriverKit/kHIDUsage_PID_ROM_Flag) [`kHIDUsage_PID_ROM_PoolSize`](/documentation/HIDDriverKit/kHIDUsage_PID_ROM_PoolSize) [`kHIDUsage_PID_RampEnd`](/documentation/HIDDriverKit/kHIDUsage_PID_RampEnd) [`kHIDUsage_PID_RampStart`](/documentation/HIDDriverKit/kHIDUsage_PID_RampStart) [`kHIDUsage_PID_Reserved`](/documentation/HIDDriverKit/kHIDUsage_PID_Reserved) [`kHIDUsage_PID_SafetySwitch`](/documentation/HIDDriverKit/kHIDUsage_PID_SafetySwitch) [`kHIDUsage_PID_SampleCount`](/documentation/HIDDriverKit/kHIDUsage_PID_SampleCount) [`kHIDUsage_PID_SamplePeriod`](/documentation/HIDDriverKit/kHIDUsage_PID_SamplePeriod) [`kHIDUsage_PID_SetConditionReport`](/documentation/HIDDriverKit/kHIDUsage_PID_SetConditionReport) [`kHIDUsage_PID_SetConstantForceReport`](/documentation/HIDDriverKit/kHIDUsage_PID_SetConstantForceReport) [`kHIDUsage_PID_SetCustomForceReport`](/documentation/HIDDriverKit/kHIDUsage_PID_SetCustomForceReport) [`kHIDUsage_PID_SetEffectReport`](/documentation/HIDDriverKit/kHIDUsage_PID_SetEffectReport) [`kHIDUsage_PID_SetEnvelopeReport`](/documentation/HIDDriverKit/kHIDUsage_PID_SetEnvelopeReport) [`kHIDUsage_PID_SetPeriodicReport`](/documentation/HIDDriverKit/kHIDUsage_PID_SetPeriodicReport) [`kHIDUsage_PID_SetRampForceReport`](/documentation/HIDDriverKit/kHIDUsage_PID_SetRampForceReport) [`kHIDUsage_PID_SharedParameterBlocks`](/documentation/HIDDriverKit/kHIDUsage_PID_SharedParameterBlocks) [`kHIDUsage_PID_SimultaneousEffectsMax`](/documentation/HIDDriverKit/kHIDUsage_PID_SimultaneousEffectsMax) [`kHIDUsage_PID_StartDelay`](/documentation/HIDDriverKit/kHIDUsage_PID_StartDelay) [`kHIDUsage_PID_StateReport`](/documentation/HIDDriverKit/kHIDUsage_PID_StateReport) [`kHIDUsage_PID_TriggerButton`](/documentation/HIDDriverKit/kHIDUsage_PID_TriggerButton) [`kHIDUsage_PID_TriggerRepeatInterval`](/documentation/HIDDriverKit/kHIDUsage_PID_TriggerRepeatInterval) [`kHIDUsage_PID_TypeSpecificBlockHandle`](/documentation/HIDDriverKit/kHIDUsage_PID_TypeSpecificBlockHandle) [`kHIDUsage_PID_TypeSpecificBlockOffset`](/documentation/HIDDriverKit/kHIDUsage_PID_TypeSpecificBlockOffset) --- Copyright © 2026 Apple Inc. 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