k16shikano / vusb-keyboard

vusb-keyboard

HID keyboard prototype with V-USB + ATmega328.

circuit

ATmega328p

• PIN B0 -> switch for 'a'
• PIN B1 -> switch for 'Shift'
• PIN C0 -> LED through 10M register

USB

• D+ -> PIN D2
• D- -> PIN D4
• "USB Level conversion : Solution B"