What’s one to do with some nice little relays of questionable pinout, and prototyping board? How about a quietly clicky 4-bit counter using relay logic with tons of buttons? [Agatha Mallett] ...
Marostica inaugurated Italy’s first chess museum May 16, unveiling the Giovanni Longo International Chess Museum inside the historic Castello Inferiore (Lower Castle). The collection, donated by ...
An ESP32-based visitor counting system using an IR sensor and buzzer. The system detects objects passing in front of the IR sensor and increments a visitor count in real-time. A buzzer provides an ...
The CountDown library is a clock that counts down from a given time to zero, like an hour glass. It does not call any function or so when reaching zero as the user is responsible to check the time ...
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