unified_retro_keyboard/hardware
Dave 5fa0f80b4e Add OSI interface schematic
Provides a keyboard interface to interface with OSI computers.  Equivalent to an
OSI 542C.

- Includes sound circuits

- Includes RESET delay circuit

- SHIFT LOCK can be mechanical push-on/push-off or soft toggle, selectable by
jumper.

- Provide SHIFT LOCK LED output.
2020-04-21 14:30:59 -05:00
..
common Add OSI interface schematic 2020-04-21 14:30:59 -05:00
interface-ascii README cleanups. 2020-04-14 00:49:06 -05:00
interface-ascii-atmega2560 Update README.md 2020-04-18 00:21:56 -05:00
interface-osi Add OSI interface schematic 2020-04-21 14:30:59 -05:00
keyboard-classic Cleanups, use cherry aligners with futaba keys, bump rev number 2020-04-08 02:03:50 -05:00
keyboard-sol On aligners, moved numpad 0.1825" to the right. 2020-04-13 15:08:55 -05:00