## i75 keyboard firmware ![i75 1.0 Assembled](i75.jpg) ![i75 1.0 Teensy 2.0](teensy20.jpg) ====================== i75 keyboard. 9x9 matrix. ![i75 1.0 PCB Front](pcb-front.png) ![i75 1.0 PCB Schematic](schematic.png) Multiple controller options. Arduino Pro Micro, Teensy 2.0, TeensyLC/3.2 Teensy 2.0 Pinout Cols C6 C7 D6 D7 B5 B6 F7 F6 F5 Rows D3 D2 D1 D0 B7 B3 B2 B1 B0