Grove - RTC
  • Grove - RTC

Grove - RTC

SKU 101020013
  • Real-Time Clock (RTC) counts into seconds with Leap-Year compensation valid up to 2100
  • Powered with CR 1225 lithium cell battery
  • 56-Byte, Battery-Backed, Nonvolatile (NV)RAM for data storage
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    Description

    The RTC module is a member of Twig. It is based on the clock chip DS1307 which supports the I2C protocol. It uses a Lithium cell battery (CR1225). The clock/calendar provides seconds, minutes, hours, day, date,month, and year information. The end of the month date is automatically adjusted for months with fewer than 31 days, including corrections for leap year. The clock operates in either the 24-hour or 12-hour format with AM/PM indicator.

    Note: Battery is not included.


    FEATURES

    • • ŸReal-Time Clock (RTC) counts seconds, minutes, hours, date of the month, month, day of the week, and year with Leap-Year compensation valid up to 2100

    • • Ÿ56-Byte, Battery-Backed, Nonvolatile (NV)RAM for data storage

    • • ŸI2C serial interface

    • • Ÿ5V DC supply

    • • ŸProgrammable Square-Wave output signal

    • • ŸAutomatic Power-Fail detect and switch circuitry

    • • ŸConsumes less than 500nA in Battery-Backup Mode with Oscillator Running


    DOCUMENTS

    • For all Grove users (especially beginners), we provide you guidance PDF documents. Please download and read through Preface - Getting StartedandIntroduction to Grove before your using of the product.

    • Please visit our wiki page for more info about this product. It will be appreciated if  you can help us improve the documents, add more demo code or tutorials. For technical support, please post your questions to our forum.





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