Fall – it’s that time of year that brings falling leaves, Hallowe’en, and a pumpkin version of everything that you hold dear. In this case, it’s not a latte – it’s [Robert Vorthman]’s Pumpkin Piano.
Keypad Decoder: Implements a 16-key keypad matrix decoding algorithm. Lock Mechanism Simulation: Uses LEDs to indicate the lock's status (red for locked, green for unlocked). 7-Segment Display ...