Keyboard scancodes

Andries Brouwer, aeb@cwi.nl

1. Keyboard scancodes

• 1.1 Key release
• 1.2 Protocol scancodes
• 1.3 Escape scancodes
• 1.4 Ordinary scancodes
• 1.5 Escaped scancodes
• 1.6 Fake shifts
• 1.7 Added non-fake shifts
• 1.8 Turbo Mode
• 1.9 Power Saving
• 1.10 Initializing special keyboards
• 1.11 Manipulating extra LEDs
• 1.12 The laptop FN key

2. Special keyboards - XT keyboards

• 2.1 XT keyboard
• 2.2 Victor keyboard
• 2.3 Olivetti M24 keyboard
• 2.4 Telerate keyboard
• 2.5 NCR keyboard
• 2.6 Cherry G80-0777

3. Special keyboards - Amstrad/Schneider keyboards

• 3.1 Amstrad/Schneider PC1512
• 3.2 Amstrad/Schneider other models

4. Special keyboards - AT keyboards

5. Special keyboards - MF II keyboards

• 5.1 Compaq keyboards
• 5.2 IBM keyboards
• 5.3 Logitech keyboards
• 5.4 Microsoft keyboards
• 5.5 Safeway keyboards
• 5.6 Internet Wireless Keyboard
• 5.7 Nokia keyboard
• 5.8 Focus KeyPro FK-9000 keyboard
• 5.9 BTC keyboard
• 5.10 LK411 and LK450 keyboards
• 5.11 An OmniKey keyboard
• 5.12 GRiD 2260 keyboard
• 5.13 An old Olivetti keyboard
• 5.14 Cherry G81-3000
• 5.15 Accord keyboard
• 5.16 Trust Ergonomic keyboard
• 5.17 Brazilian keyboards
• 5.18 RC930 keyboard
• 5.19 Tandberg Data keyboard
• 5.20 Host Connected keyboard
• 5.21 A nameless USB keyboard
• 5.22 Omnibook keyboard
• 5.23 EZ Button keyboard
• 5.24 Chicony KBP-8993 keyboard
• 5.25 Keyboards for HP Kayak and Vectra
• 5.26 A keyboard
• 5.27 Yahoo! keyboard
• 5.28 Honeywell Multimedia Keyboard
• 5.29 Samsung Ergonomics Keyboard
• 5.30 The "LiteOn MediaTouch Keyboard" type SK-2500
• 5.31 The Acer Aspire 1310LC laptop
• 5.32 The Emachines eKB-5190(A) keyboard
• 5.33 Keyboards with many keys
• 5.34 A keyboard treating PrtSc/SysRq like Pause/Break

6. NCD keyboards

• 6.1 A Japanese keyboard using e0 as ordinary scancode
• 6.2 The NCD N-123NA keyboard
• 6.3 The NCD N-123UX keyboard
• 6.4 The NCD N-97 keyboard
• 6.5 NCD X terminals

7. Japanese keyboards

• 7.1 Japanese 86/106 keyboards
• 7.2 Description of the all-Japanese keys
• 7.3 A Japanese keyboard that imitates a US one

8. Korean keyboards

• 8.1 An A4tech keyboard
• 8.2 The DEC LK201-K

9. Keyboard-internal scancodes

• 9.1 Three scancode sets
• 9.2 Make and Break codes
• 9.3 Translation
• 9.4 Correspondence
• 9.5 Use
• 9.6 A table
• 9.7 Vendor extensions

10. The AT keyboard controller

• 10.1 The keyboard controller status register
• 10.2 The keyboard controller command byte
• 10.3 Keyboard controller commands
• 10.4 The input port P1
• 10.5 The output port P2
• 10.6 The test port T

11. Keyboard commands

• 11.1 Keyboard command details

12. The PS/2 Mouse

• 12.1 Modes
• 12.2 Scaling
• 12.3 PS/2 mouse protocol
• 12.4 Mouse Commands
• 12.5 Sliced parameters
• 12.6 Synaptics Touchpad
• 12.7 Vendor extensions

13. USB

14. Reporting