Keyboard: Difference between revisions - Pyra Wiki

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= Keyboard =
[[Image:Pyra_KB_light.jpeg | 600px]]
[[Image:Pyra_KB_light.jpeg | 600px]]
* '''[[Pyra]]'s Keyboard Lighted by one of the Prototype Boards.'''
* '''[[Pyra]]'s Keyboard Lighted by one of the Prototype Boards.'''
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* '''Comparison between [[Pyra]]'s and [[OpenPandora|Pandora]]'s Keymat '''
* '''Comparison between [[Pyra]]'s and [[OpenPandora|Pandora]]'s Keymat '''


= Keyboard Matrix =
= Matrix and Keycodes =


== Keyboard matrix and button assignment ==
== Keyboard matrix and button assignment ==

Revision as of 20:54, 30 March 2016

Keyboard

  • Pyra's Keyboard Lighted by one of the Prototype Boards.

Matrix and Keycodes

Keyboard matrix and button assignment

  • fixed by hardware: buttons and maeanders
  • connected to specific gpios and matrix lines
  • describes specific hardware revision

Software assignment by Linux Kernel

  • describes KEY_code for specific software revision (here letux-4.5.0 and later)
  • assumes specific hardware revision (here 5.0/5.1)
  • default Device Tree pyra-mainboard.dtsi
  • can be changed by modified device tree

TCA8418 Matrix

Keyboard Backlight

can be controlled in intensity by /sys/class/backlight device

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