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Keyrah is a USB-only device; PS/2 connection is not possible. Use caution with A600 LEDs connector.
Connect keyboards using matrix, serial, PS/2, or DB25 connectors.
Lists keyboards compatible with the DB25 connector, including required adapters.
Explains how Keyrah handles CAPS, NUM, and Scroll Lock states for various keyboards.
Describes C64 Style 3-pin, Amiga 600/1200 4-pin connectors, and extra LED usage.
Explains the three states of the Power LED: Blinking, Fading, and On.
Details how Num Lock, Scroll Lock, and Drive LEDs indicate keyboard status.
Describes the function and usage of an extra LED connected to a specific pin.
Details support for standard DE9 joysticks and Commodore paddles.
Explains the three functions of the power switch: keymap toggle, keypress, and sleep mode.
Describes how to connect extra buttons to the menu pad and C16 connector.
Details the boot button's functions for shift-lock ADC value and firmware updates.
A table summarizing the functions of Menu/Power and Extra buttons for different keyboards.
Explains the EN/DE jumper for selecting between German and English keymaps.
Details how to force keyboard type detection using jumpers on the C16 connector.
Details keyboard mapping for VIC20 and C64 in normal and emulator modes.
Lists key mappings for the Fn extra key layer on C64 keyboards.
Describes keymap adaptations for C128 keyboards, including extra keys.
Details keyboard mapping for C16 keyboards for the VICE emulator.
Explains keymap for Amiga keyboards with WinUAE emulator and Fn layer.
Details keymap for Atari ST keyboards with STEEM emulator.
Lists key mappings for the Fn extra key layer on Atari ST keyboards.
Describes PET keyboard mapping for the VICE emulator via DE25 adapter.
Lists key mappings for the Fn extra key layer on PET keyboards.
Details CBM2 keyboard mapping for the VICE emulator via DE25 adapter.
Maps PET "00" key to extra functions in the Fn layer.
Details the structure of flash memory for custom keyboard configurations.
Provides the keyboard matrix for CBM keyboards, mapping keys to scan codes.
Presents the keyboard matrix for Amiga keyboards, including special keys.
Shows the keyboard matrix for Atari keyboards, mapping keys to scan codes.
Displays the keyboard matrix for PC keyboards, mapping keys to scan codes.
Provides the keyboard matrix for PET keyboards, mapping keys to scan codes.
Shows the keyboard matrix for CBM2 keyboards, mapping keys to scan codes.
Maps global extra keys like Menu Button, Power Key, ACPI Sleep, and Extra Button.
Explains preparations for building an adapter to connect C116/Plus4 keyboards.
Provides overview of pinout details for connectors.
Details the pinout for DE9 joystick connectors.
Provides the pinout for the DB25 connector for various keyboards and adapters.
General| Interface | USB |
|---|---|
| Compatibility | C64, Amiga |
| Connectors (input) | Amiga keyboard port, C64 keyboard port |
| Connectors (output) | USB |
| Power Supply | Powered via USB |
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