# Alphanumeric Display Usages for alphanumeric displays on consumer devices. ## Topics ### Getting the Usages [`kHIDUsage_AD_ASCIICharacterSet`](/documentation/HIDDriverKit/kHIDUsage_AD_ASCIICharacterSet) [`kHIDUsage_AD_AlphanumericDisplay`](/documentation/HIDDriverKit/kHIDUsage_AD_AlphanumericDisplay) [`kHIDUsage_AD_CharacterHeight`](/documentation/HIDDriverKit/kHIDUsage_AD_CharacterHeight) [`kHIDUsage_AD_CharacterReport`](/documentation/HIDDriverKit/kHIDUsage_AD_CharacterReport) [`kHIDUsage_AD_CharacterSpacingHorizontal`](/documentation/HIDDriverKit/kHIDUsage_AD_CharacterSpacingHorizontal) [`kHIDUsage_AD_CharacterSpacingVertical`](/documentation/HIDDriverKit/kHIDUsage_AD_CharacterSpacingVertical) [`kHIDUsage_AD_CharacterWidth`](/documentation/HIDDriverKit/kHIDUsage_AD_CharacterWidth) [`kHIDUsage_AD_ClearDisplay`](/documentation/HIDDriverKit/kHIDUsage_AD_ClearDisplay) [`kHIDUsage_AD_Column`](/documentation/HIDDriverKit/kHIDUsage_AD_Column) [`kHIDUsage_AD_Columns`](/documentation/HIDDriverKit/kHIDUsage_AD_Columns) [`kHIDUsage_AD_CursorBlink`](/documentation/HIDDriverKit/kHIDUsage_AD_CursorBlink) [`kHIDUsage_AD_CursorEnable`](/documentation/HIDDriverKit/kHIDUsage_AD_CursorEnable) [`kHIDUsage_AD_CursorMode`](/documentation/HIDDriverKit/kHIDUsage_AD_CursorMode) [`kHIDUsage_AD_CursorPixelPositioning`](/documentation/HIDDriverKit/kHIDUsage_AD_CursorPixelPositioning) [`kHIDUsage_AD_CursorPositionReport`](/documentation/HIDDriverKit/kHIDUsage_AD_CursorPositionReport) [`kHIDUsage_AD_DataReadBack`](/documentation/HIDDriverKit/kHIDUsage_AD_DataReadBack) [`kHIDUsage_AD_DisplayAttributesReport`](/documentation/HIDDriverKit/kHIDUsage_AD_DisplayAttributesReport) [`kHIDUsage_AD_DisplayControlReport`](/documentation/HIDDriverKit/kHIDUsage_AD_DisplayControlReport) [`kHIDUsage_AD_DisplayData`](/documentation/HIDDriverKit/kHIDUsage_AD_DisplayData) [`kHIDUsage_AD_DisplayEnable`](/documentation/HIDDriverKit/kHIDUsage_AD_DisplayEnable) [`kHIDUsage_AD_DisplayStatus`](/documentation/HIDDriverKit/kHIDUsage_AD_DisplayStatus) [`kHIDUsage_AD_ErrFontdatacannotberead`](/documentation/HIDDriverKit/kHIDUsage_AD_ErrFontdatacannotberead) [`kHIDUsage_AD_ErrNotaloadablecharacter`](/documentation/HIDDriverKit/kHIDUsage_AD_ErrNotaloadablecharacter) [`kHIDUsage_AD_FontData`](/documentation/HIDDriverKit/kHIDUsage_AD_FontData) [`kHIDUsage_AD_FontReadBack`](/documentation/HIDDriverKit/kHIDUsage_AD_FontReadBack) [`kHIDUsage_AD_FontReport`](/documentation/HIDDriverKit/kHIDUsage_AD_FontReport) [`kHIDUsage_AD_HorizontalScroll`](/documentation/HIDDriverKit/kHIDUsage_AD_HorizontalScroll) [`kHIDUsage_AD_Reserved`](/documentation/HIDDriverKit/kHIDUsage_AD_Reserved) [`kHIDUsage_AD_Row`](/documentation/HIDDriverKit/kHIDUsage_AD_Row) [`kHIDUsage_AD_Rows`](/documentation/HIDDriverKit/kHIDUsage_AD_Rows) [`kHIDUsage_AD_ScreenSaverDelay`](/documentation/HIDDriverKit/kHIDUsage_AD_ScreenSaverDelay) [`kHIDUsage_AD_ScreenSaverEnable`](/documentation/HIDDriverKit/kHIDUsage_AD_ScreenSaverEnable) [`kHIDUsage_AD_StatNotReady`](/documentation/HIDDriverKit/kHIDUsage_AD_StatNotReady) [`kHIDUsage_AD_StatReady`](/documentation/HIDDriverKit/kHIDUsage_AD_StatReady) [`kHIDUsage_AD_UnicodeCharacterSet`](/documentation/HIDDriverKit/kHIDUsage_AD_UnicodeCharacterSet) [`kHIDUsage_AD_VerticalScroll`](/documentation/HIDDriverKit/kHIDUsage_AD_VerticalScroll) --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)