Tutorial 1: How to use Arduino’s EEPROM memory? LED state after the power off. ----https://microdigisoft.com/how-to-use-arduinos-eeprom-memory-led-state-after-the ...

Although ready-made real-time clock (RTC) modules for microcontroller projects are available in every online shop, an inspired electronics hobbyist would rather put together something from a few ...

This project demonstrates how to interface with the DS1307 Real-Time Clock (RTC) using the I2C protocol. It provides examples of reading from and writing to the DS1307's registers using embedded C.