This project implements a reliable and flexible cyclic timer system using an Arduino and a DS3231 real-time clock (RTC). It is designed for applications requiring precise periodic control with ...

While TIMER is displayed, MODE SP (Short Press) to change display to Timer-Alarm (Minutes and Seconds) with blinking Timer-Alarm Seconds. Now SET SP increments Timer-Alarm Seconds and SET LP ...

I have an old window AC at my lab, situated at the terrace. The AC needs to be run intermittently more so often when I’m out of station & the lab.. Necessity: I have an old window AC at my lab, ...