ergo36 split hand keyboard
This is loosely based on the ergodox, key points are minimum set of keys, hand wired, low(ish) build cost.
Build guides :
http://gizmodo.com/i-built-a-keyboard-from-scratch-1649325860 http://blog.fsck.com/2012/12/building-a-keyboard-part-1.html https://deskthority.net/workshop-f7/brownfox-step-by-step-t6050.html
pro micro
software
arduino https://github.com/blahlicus/animus-family
pro micro schematic http://cdn.sparkfun.com/datasheets/Dev/Arduino/Boards/Pro_Micro_v13b.pdf
modify tmk to do the keyboard properly
https://deskthority.net/workshop-f7/how-to-build-your-very-own-keyboard-firmware-t7177.html https://deskthority.net/workshop-f7/how-to-build-your-very-own-keyboard-firmware-t7177.html#p141386