Keyboard Topics and Tools

Keyboards

Most of these articles relate to early IBM PC keyboards.

• IBM model 6450225 (84-key AT keyboard)
  • IBM AT keyboard controller trivia
• IBM model 1391406 (102-key PS/2 keyboard)
• IBM model 1390876 (122-key terminal keyboard)
• IBM model 6110344 (122-key 3270PC keyboard)
  • Model F keyboard controller replacement
• IBM model 1397000 (122-key Host Connected Keyboard — terminal emulator)
• Affirmative 1227T (Unicomp equivalent of the above)
• Amstrad PCW keyboard

Software

Drivers

Drivers for 122-key keyboards under 32-bit and 64-bit Windows versions.

Diagnostic Tools

SHOWKEYS displays incoming scancodes and keycodes under Windows 3.0 and later.

SHOWKEYS.ZIP (185k)

Just for fun, here's a cut-down version for Windows 1 and 2:

SHOWKEYS.ZIP (27k)

KB displays keyboard ID and scancode information from PS/2 keyboards under DOS.

KB.ZIP (25k)