USB_Laptop_Keyboard_Controller
This repo contains all the files that are needed to make a USB keyboard and a KVM from an old laptop.
See the YouTube keyboard video at https://www.youtube.com/watch?v=Z1PheqSNNP8
See the YouTube KVM video at https://www.youtube.com/watch?v=M5-dYo2jt14
See the keyboard "Instructable" at https://www.instructables.com/id/How-to-Make-a-USB-Laptop-Keyboard-Controller/
See the KVM "Instructable" at https://www.instructables.com/id/DIY-Portable-KVM-Crashcart-From-Recycled-Laptop-Pr/
Marcel's Python matrix generator program is at:
https://github.com/marcelhillesheim/USB_Laptop_Keyboard_Controller
All files and folders are listed below:
Keyboard_Scanner.brd EagleCad circuit board file for Teensy LC or 3.2.
Keyboard_Scanner_LT.brd EagleCad file same as above with 2 bit Level Translator for touchpad Clock and Data
Keyboard_Scanner_LT_0p5.brd EagleCad file same as above except made for a 0.5mm pitch FPC connector
keyboard_Scanner_Dual.brd EagleCad file is for keyboards with dual FPC cables
Blank_Key_Lists Folder
Keyboard_with_number_pad.txt Lists all keys on a keyboard with a number pad.
Keyboard_without_number_pad.txt Lists all keys on a keyboard without a number pad.
Commodore_64 Folder
Teensy LC code and key list files developed by Olga for a Commodore 64, see Readme file.
GRID 1550 Folder
Teensy LC code for a GRID 1550 UK keyboard and roller-shaft mouse. PDF describes project.
T Caschy Folder
HP Jornada and Atari Portfolio keyboard files developed by T Caschera
Teensy_Continuity_Tester Folder
Matrix_Decoder_LC.ino Teensyduino file for Teensy LC continuity tester.
Matrix_Decoder_3p2.ino Teensyduino file for Teensy 3.2 continuity tester.
Example_Touchpads Folder
Touchpad_3p2.ino Teensyduino file for Teensy 3.2 touchpad controller
Touchpad_LC.ino Teensyduino file for Teensy LC touchpad controller
Touchpad_pinout_testing.pdf Describes how to find the clock, data, power, and ground
Example_Keyboards Folder
Instructions for Modifying the Teensyduino LC code.pdf PDF file with LC instructions
Instructions for Modifying the Teensyduino 3p2 code.pdf PDF file with 3.2 instructions
Laptop_Keyboard A separate Folder for each laptop keyboard, containing the following:
Text file with FPC pin connections. The results from running the Matrix_decoder code.
PDF file with key matrix table and any additional information.
Teensyduino code that makes a simple homebrew USB keyboard routine.
Each of the Laptop Keyboards listed below have been tested and documented in their own folder:
- Dell Inspiron 1525 - Keyboard Part Number D9K01 - This includes Marcel's Python results
- Dell Latitude 131L - Keyboard Part Number V-0511BIAS1-US
- Dell Latitude X1 - Keyboard Part Number 0M6607
- Dell Latitude D630 - Keyboard Part Number DP/N 0DR160 - this includes the basic and Pi KVM
- HP Compaq Presario 2100 - Keyboard Part Number AEKT1TPU011 - This includes Marcel's Python results
- HP Compaq Presario V4000 - Keyboard Part Number NSK-H3L01
- HP Pavilion DV9000 - Keyboard Part number AEAT5U00110 - This includes Marcel's Python results
- Sony Vaio PCG-K25 - Keyboard Part Number KFRMBA151B
- Sony Vaio VPCCW - Keyboard Part Number 148754321
- Sony Vaio VPCEA - Keyboard part number A-1765-621-A
- Sony Vaio VPCEB4 – Keyboard part number A-1766-425-A
- Lenovo ThinkPad T61 - Keyboard part number 42T3177 (Teensy 3p2 and Teensy LC folders)