Commit Graph

3 Commits

Author SHA1 Message Date
Dave
e415d43c84 Update addon board updates
- Add diode to C5 to prevent discharge into 5V

- allow selection of default ON or OFF soft switch.
2020-05-27 19:23:34 -05:00
Dave
3c8a02ce9a addon board uses 74HC14 2020-05-21 15:13:04 -05:00
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