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 ...

In this article you will learn how to make a digital clock using Arduino and the DS1307 RTC IC. What is DS1307 IC actually? Well, it is a Real Time Clock (RTC) IC that is simple to use, low cost and ...

This is my version of a DS1307 and accompanying time library for Arduino. It is able to do timekeeping, but it's also able to use the control register and the square-wave oscillator. The time library ...