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Arduino I2C RTC DS1307 AT24C32 Real Time Clock module

US $1.50
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  • Model: AT24C32 DS1307 modules
  • Shipping Weight: 5g
  • 452 Units in Stock

Description

This is a great battery-backed real time clock (RTC) that allows your microcontroller project to keep track of time even if it is reprogrammed, or if the power is lost. Perfect for datalogging, clock-building, time stamping, timers and alarms, etc. The DS1307 is the most popular RTC, and works best with 5V-based chips such as the Arduino.

The module comes fully assembled and pre-programmed with a time. You have to reset the module and set your own time. The DS1307 is accessed via the I2C protocol.

Features

  • Two wire I2C interface
  • Displays Hour : Minutes : Seconds
  • Day, Month, Year and Date display 
  • Accurate calendar up to year 2100
  • 1Hz output pin
  • 56 Bytes of Non-volatile memory available to user

Package includes: 1x DS1307 Module (BATTERY NOT INCLUDED)

The module works with CR2025 or CR2032 cell. Post offices do not allow shipping of batteries. So, you need to purchase the  battery from your local store.

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