V3.0 - Using NodeMCU ESP8266 for controlling switches (Relay). Uses RTC (Real Time Clock - DS3231) and NTP (Network Time Protocol) for maintaining time. OLED Display (128x64) for instant updates. A ...

Designing a Real-Time Clock (RTC) using an Arduino is a useful project for timekeeping and timestamping in various applications. You can use a dedicated RTC module like the DS3231 or DS1307, which ...