Specification
- Supply voltage: from 1.8 V to 5.5 V
 - Chip: PCF8563
 - Mounted battery CR122
 - Soldered gold pin connectors – 2.54 mm raster
 - The ability to cascade connect the next module attached
 - Jumper to select the supply voltage of the external DC or battery power BAT
 
Features
- The PCF8563 RTC Board provides the real-time clock/calendar function
 - It has I2C pin header on one side
 - It has an I2C connector on the opposite side
 - It is more flexible to connect the board to your development system.
 - The board also supports I2C cascading
 

















