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.
Connection
The 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 |
