RTC DS1302 SPI - real-time clock - Waveshare 9709
Bestseller
- Product Code:
- 55788235
23 GEL
Properties
Other features
- Brand
- waveshare
Description
Description
Module with real time clock DS1302 and backup battery. It allows you to read the time in hours, minutes, and seconds, date: month, day, year. The communication interface is the SPI bus.
ConnectionThe system communicates using the SPI bus, it has solderedgoldpin connectors - 2.54 mm raster. Description of the outputs is given in the table below.
Pin Description VCC Supply voltage from 2.0 V to 5.5 V GND The ground of the system. MISO SPI bus data line - MISO. MOSI SPI bus data line - MOSI. SLK SPI bus clock line - SCK. CS SP bus device selection, activated by low state - Chip Select.
Specification
- Supply voltage: from 2.0 V to 5.5 V
- Current consumption: less than 1 mA
- Driver: DS1302 (documentation)
- Communication interface: SPI
- Available data:
- Time: time (AM, PM), minute, second
- Date: month, day, year
- The ability to save data via battery
- Accurate calendar up to 2100
- Blade dimensions: 23 x 35 mm
Useful links
- The website of the manufacturer: Waveshare
- User guide Wiki
- Sample program
- Diagram of the module
- System documentation DS1302
