Replacable USB Controller for Apple IIgs/Standard(M0116) JeffreySung(nattyman@gmail.com) =============================== Feature ------- - Replaceable keyboard controller for Apple IIgs(A9M0330)/Standard(M0116) - Teensy++ 2.0 required - Some signal bypass required - ADB keyboard doesn't use matrix for modifier keys. With virtual row for modifier keys, these keys are merged into key matrix using virtual row. History ======= - 2012.09.17 First Release - 2012.09.17 CapsLock support - 2012.09.19 Power button added Build ===== 0. Just Type "Make" and return. Hardware ======== PJRC Teensy ----------- 0. The following ports should not be connected to board. From top view of Teensy++, from GND and counter clock wise. -7,26(in keyboard PCB, these pins are VDD,GND) -30,31(in Teensy++, these pins are Ref,GND respectively) -5,6(D2,D3 for bluetooth in future) 1. Bypass #31 pin(from board) to E4(Teensy) 2. Bypass #30 pin(from board) to F2(Teensy) 3. Bypass #6 pin(from board) to A0(Teensy) 4. Refer doc directory To Do ===== 0. When DEBOUNCE defined, there is a errors. 1. Layer Change by toggling Clear Key 2. Eject Key add. (following files should be modified.) common/keycode.h common/keyboard.c 3. Use bluetooth EOF