+-----------------------------------+ ! APPLEDORE KEYBOARD ADAPTER v1.1 ! +-----------------------------------+ BILL OF MATERIALS: ADAPTER - 1x Arduino Nano - 2x Contact strip for Arduino Nano, 1x15 pin, 2.54mm pitch - 1x 74LS374 or 74HC374 or 74HCT374 - 1x DIP 20 socket - 2x DIP 16 socket [Apple-1 and Apple II/II+ connector] - 1x Header connector 2x8 pin, 2.54mm pitch [Generic TTL connector] - 1x Header connector 1x20 pin, 2.54mm pitch - 1x Resistor 1 kohm 1/4W - 1x 2N2222 Transistor or equivalent - 1x PCB (or prototyping PCB) - 2x pushbuttons (optional) - 2x header connector 2x1, 2.54mm pitch (optional, external pusubuttons) RIBBON CABLE for Apple-1/II/II+ - 1x 16 wires flat ribbon cable (max length 50cm) - 2x IDC connectors for such flat cable