DS1307 based Real time clock with Arduino

In this tutorial, We’ll learn to interface Real Time Clock DS1307 with arduino uno to make a digital clock. Don’t forget to add RTClib Library in arduino.

Materials required

  • Arduino uno
  • DS1307
  • Lcd 20×4
  • Crystal 32.768KHz
  • Resistor 10k

Circuit arrangement

Real time clock

Code:

 

 

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