10k-keypad with variable input hall sensors

A 2x5 mechanical keypad circuit and PCB. The second row is made to support hall-effect switches with variable input, similar to those on rapid trigger/wooting keyboards, in addition to normal switches.

Firmware found here: https://github.com/souffle17/10k-keypad-firmware

Footprint "SW_MX_HS_CPG151101S11_1u_no_center" is modified from marbastlib's "SW_MX_HS_CPG151101S11_1u"

Helpful resources:

• https://guide.zykrah.me/
• https://www.masterzen.fr/2020/05/03/designing-a-keyboard-part-1/
• https://wiki.ai03.com/books/pcb-design/chapter/pcb-designer-guide