Taste The Code. How to use Arduino Real Time Clock module with DS1302 chip. Posted: June 11, 2025 | Last updated: June 13, 2025. Hi, I'm Bill. I'm a software developer with a passion for making ...

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. ...

APC issue 542 (February) is now available, ensuring you never miss another software update.

An Arduino-based alarm clock using an LCD, DS3231 RTC, and various buttons for user interaction. Features include setting the time, adjusting the alarm time, selecting from five alarm sounds, snooze ...