Pmod RTCC: Real-time Clock / Calendar

$8.99
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SKU:
410-218
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The Pmod RTCC is a real-time clock/calendar powered by the Microchip® MCP79410. Through the I2C interface, users may configure up to two alarms that can be triggered at a wide variety of possible times.

Note: The Pmod RTCC is also featured in a fantastic product bundle, the Zybo Pmod Pack! This bundle was designed to expand project possibilities by utilizing a variety of peripheral modules perfectly suited for the Zybo Zynq-7000 FPGA.

  • Real-time clock/calendar with lithium coin cell back-up
  • Multi-function pin output that can generate a square wave
  • Two available alarms
  • 128 bytes EEPROM
  • 64 bytes SRAM
  • Small PCB size for flexible designs 1.3“ × 0.8” (3.3 cm × 2.0 cm)
  • 2×4-pin connector with I2C interface
  • Follows Digilent Pmod Interface Specification
  • Library and example code available in resource center
  • Pmod RTCC
  • Custom antistatic Pmod packaging

Quickly find what you need to get started and reduce mean time to blink.

All product support including documentation, projects, and the Digilent Forum can be accessed through the product resource center.

Resource Center

Quick Links

Reference Manual
Schematic

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  • 1
    Battery not working

    Posted by Fernando on 21st Mar 2022

    When I turn off the device that supplies power to the rtc clock, the module does not continue saving the date, but instead pauses on the date it was turned off. The battery works and we have used enableVbat(), but we do not find the problem