jepler/kb3
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Updates

Browse source
This commit is contained in:
Jeff Epler 2019-12-26 20:21:26 -06:00
parent 56f0c1f127
commit 14f652b944
1 changed files with 11 additions and 11 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

22
README.md
View file

@ -19,10 +19,9 @@ A [panel-mount USB connector](https://www.adafruit.com/product/3258) is used, in
# Electronics
This isn't done yet :)
The tenkeyless layout needs about 23 I/Os for the "obvious" but inefficient matrix.
My other internal requirements are bluetooth and CircuitPython, but the nRF52840 Feather doesn't have enough I/Os.
For now I am planning to use the Feather plus a "seesaw" I/O expander board.
There is also a provision for several neopixel sticks for backlighting (but not per-key lighting)
The tenkeyless layout needs 23 I/Os for the "obvious" but inefficient matrix.
This can be dropped by 1 column pretty easily, allowing one pin left over
on an Itsy Bitsy (M4, M0, or AVR 32u4, not the upcoming nRF52840)
# Software
@ -36,7 +35,9 @@ However, as far as I've discovered, there aren't any libraries on top of that to
# Status
See the issues page for items I know need to be worked on
See the issues page for items I know need to be worked on.
I think the 3D parts are complete.
# Contributing
@ -61,12 +62,11 @@ That said, stuff that would be great to do is:
| Costar Keycap Stabilizer Insert | 2 * 5 | https://www.wasdkeyboards.com/cherry-mx-keycap-stabilizer-insert-2pcs.html | |
| Costar Stabilizer Spring for 2x+ Keycaps | 4 * 5 | https://www.wasdkeyboards.com/cherry-mx-stabilizer-spring-for-2x-keycaps.html | |
| Costar Stabilizer Spring for Spacebar | 1 | https://www.wasdkeyboards.com/cherry-mx-stabilizer-spring-for-spacebar.html | |
| M3 threaded inserts | 12 | https://www.mcmaster.com/94459A130 | |
| M2 threaded inserts | 12 | https://www.mcmaster.com/94459A120 | |
| M3 x 4mm threaded inserts | 12 | https://www.mcmaster.com/94459A130 | |
| M2 x 2.5mm threaded inserts | 12 | https://www.mcmaster.com/94459A110 | |
| M3 x 8 screws | 12 | | |
| M2 x 6 screws | 12 | | |
| M2 x 6 screws | 8 | | |
| Neopixel strips | 4 | https://www.adafruit.com/product/1426 | |
| Feather nRF52840 Express | 1 | https://www.adafruit.com/product/4062 | |
| 2000mAh Li-Ion Battery | 1 | https://www.adafruit.com/product/2011 | |
| Adafruit ATSAMD09 Breakout with seesaw | 1 | https://www.adafruit.com/product/3657 | |
| Itsy Bitsy M4 Express | 1 | https://www.adafruit.com/product/3800 | Or 32u4 or M0 |
| panel mount micro USB connector | 1 | https://www.adafruit.com/product/3258 | |
| Wiring | | | |