Real Time Clock Module (GMT) from Cool Components

Real Time Clock Module (GMT)

Out of Stock

This a custom designed module for the DS1307 Real Time Clock. The module comes fully assembled and pre-programmed with the current time GMT, Zulu or UTC time. The included Lithium coin cell battery (CR1225 41mAh) will run the module for a minimum of 9 years (17 years typical) without external 5V power. The DS1307 is accessed via the I2C protocol - it's very easy to do, especially via an Arduino.

Features:

Two wire I2C interface
Hour : Minutes : Seconds AM/PM
Day Month, Date - Year
Leap year compensation
Accurate calendar up to year 2100
Battery backup included
1Hz output pin
56 Bytes of Non-volatile memory available to user

Dimensions: 0.75x0.75" (20x20mm)
Documents:

Software:

Example 16F88 code
Arduino Tutorial. Thanks John Vaughters!
Arduino Tutorial in Portuguese. Thanks Daniel Gonçalves!

£13.34

Click to enlarge

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