Some old AVR projects

Ondřej Hruška 36fd117508 added pause functionality to snake		10 years ago
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adc.h	added lcd snake to projects	10 years ago
arduino_pins.h	added lcd snake to projects	10 years ago
calc.h	added lcd snake to projects	10 years ago
debounce.h	added lcd snake to projects	10 years ago
lcd.h	added pause functionality to snake	10 years ago
meta.h	added lcd snake to projects	10 years ago
nsdelay.h	added lcd snake to projects	10 years ago
pins.h	added lcd snake to projects	10 years ago