unified_retro_keyboard/hardware/interface-osi
Dave 9482a3bf0e Adjustments for OSI RESET and shiftlock circuits
- adjust RC constants to use simple, common values and reduce number of
different part values.

- Create add-on PCB to provide reset/shiftlock function for older 542 and SB2
keyboards.
2020-05-21 13:48:38 -05:00
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addon.kicad_pcb Adjustments for OSI RESET and shiftlock circuits 2020-05-21 13:48:38 -05:00
addon.pro Adjustments for OSI RESET and shiftlock circuits 2020-05-21 13:48:38 -05:00
addon.sch Adjustments for OSI RESET and shiftlock circuits 2020-05-21 13:48:38 -05:00
interface-osi.pro Add OSI interface schematic 2020-04-21 14:30:59 -05:00
interface-osi.sch Adjustments for OSI RESET and shiftlock circuits 2020-05-21 13:48:38 -05:00
Sound.sch Circuit tweaks 2020-04-23 11:27:54 -05:00
special_keys.sch Adjustments for OSI RESET and shiftlock circuits 2020-05-21 13:48:38 -05:00