Arduino

QUICK OVERVIEW

The DS1302 trickle-charge timekeeping chip module with battery backup contains a real-time clock/calendar and 31 bytes of static RAM. It communicates with a microprocessor via a simple serial interface. The real-time clock/calendar provides seconds,minutes, hours, day, date, month, and year information.

QUICK OVERVIEW

1. All SD SPI pins output, MOSI, SCK, MISO, and CS.
2. Support 5V/3.3V input.
3. This module can handle 2GB SD cards.
4. Size:4.7  x 3.1 cm.
5. LED indicator.
6. SD Card Holder.
7. Onboard 3.3V regulator (AMS1117-3.3) for +5v to 3.3V generation. 3.3V is also available as output.