This directory of documentation was copied from https://github.com/wjanssens/tmk_keyboard/tree/master/keyboard/kinesis and is probably Copyright 2014 Warren Janssens and probably released under GPL v2, which may be recovered at . Row configuration PF0 A PF1 B PF2 C PF3 G 0 = U4, 1 = U5 Column configuration 4y0 4y1 4y2 4y3 4y4 4y5 4y6 4y7 5y0 5y1 5y2 5y3 5y4 5y5 5y6 5y7 r1 r2 r3 r4 r5 r6 r7 r8 r9 r10 r11 r12 r13 r14 r15 r16 PB0 21 c1 f6 f8 f7 5 4 3 2 1 =+ PB1 22 c2 f3 f5 f4 t r e w q TAB PB2 23 c3 ESC f2 f1 g f d s a CL PB3 24 c4 f9 f11 f10 b v c x z LS UP DN [{ ]} PB4 25 c5 f12 SL PS RT LT §± `~ 6 7 8 9 0 -_ PB5 26 c6 PB PGM KPD y u i o p \ PB6 27 c7 LC DL BS RC EN SP h j k l ;: '" PB7 28 c8 RA PU PD n m ,< .> /? RS */ schematic: https://i.imgur.com/cCmWH4E.png photos: https://i.imgur.com/xiaE4tk.jpg https://i.imgur.com/PQ1y2vS.jpg https://i.imgur.com/OoQvgfA.jpg 40 pin connector DL2 1 40 VCC DR1 2 39 A DR2 3 38 B DL1 4 37 C KPD 5 36 G PGM 6 35 SCL 7 34 SDA 8 33 RST 9 32 BUZZ WP 10 31 EA FS1 11 30 ALE CLOCK 12 29 PSEN DATA 13 28 r8 14 27 r7 FS3 15 26 r6 16 25 r5 FS2 17 24 r4 XTAL1 18 23 r3 XTAL2 19 22 r2 GND 20 21 r1 references: https://github.com/chrisandreae/keyboard-firmware