# Input Concepts #

- [Overview](/tech/input/overview.html)
- [Key Layout Files](/tech/input/key-layout-files.html)
- [Key Character Map Files](/tech/input/key-character-map-files.html)
- [Input Device Configuration Files](/tech/input/input-device-configuration-files.html)
- [Migration Guide](/tech/input/migration-guide.html)

# Input Device Classes #

- [Keyboard Devices](/tech/input/keyboard-devices.html)
- [Touch Devices](/tech/input/touch-devices.html)

# Tools #

- [Dumpsys](/tech/input/dumpsys.html)
- [Getevent](/tech/input/getevent.html)
- [Validate Keymaps](/tech/input/validate-keymaps.html)