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HARDWARE ARCHIVES // INPUT

[ SUBCATEGORY DIRECTORY // 8 FILES // 250 PART RECORDS ]

Browse input devices subcategories

Each leaf page lists individually cataloged input products.

[ COMPONENT RECORD // HUMAN INTERFACE ]

Input
devices.

Input hardware translates physical actions, images, sound, or movement into signals a computer can process. The category spans keyboards, mice, controllers, touchscreens, scanners, tablets, and specialized accessibility devices.

Original schematic illustration of input devices
SCHEMATIC // PERIPHERALS

CLASS RECORD: wired and wireless input peripherals. Connector compatibility does not guarantee protocol, driver, latency, or full-feature support.

Reference specifications

ConnectionUSB, Bluetooth, proprietary 2.4 GHz receivers, PS/2, serial, game port, and specialized interfaces appear across generations.
KeyboardSwitch mechanism, layout, key matrix, rollover/anti-ghosting, scan rate, firmware, and programmable layers vary by model.
PointingSensor type, resolution (CPI/DPI), polling, lift-off distance, buttons, wheel, surface compatibility, and wireless behavior require exact-model data.
Capture / accessScanner optical resolution, color depth, document feeder, tablet pressure/tilt, controller polling, and accessibility controls are device-specific.

Catalog & care

  • Record exact model, connector, protocol, firmware, driver, battery type, receiver identity, and supported operating systems.
  • Do not confuse interpolated scanner resolution or a mouse's maximum DPI with effective detail or precision.
  • Inspect cable strain reliefs, switches, keycaps, encoders, battery leakage, and wireless receiver pairing before repair.
  • Clean with manufacturer-safe methods; avoid liquid ingress and incompatible solvents around switches, coatings, and optical assemblies.
  • Preserve custom firmware/configuration and note whether required setup software remains available.

Other input families

Trackballs, light pens, digitizers, barcode readers, gamepads, MIDI controllers, microphones, webcams, biometric readers, and switch-access devices belong in the broader directory.

Sources & further reading

  1. USB-IF — USB specificationsPrimary USB interface standards and device-class documentation.
  2. Bluetooth SIG — SpecificationsPrimary wireless protocol specification references.
  3. Microsoft Accessibility — Input and assistive technologyAccessibility resource overview; device-level manuals remain important.