PCF8563 Calendar Real-time Clock Module With CR1220 Battery Power-off Protection Arduino Compatible

Description

The PCF8563 clock module mainly makes use of PCF8563T chip. It is an ultra-low-power multi-function clock/calendar chip that is released by PHILIPS and includes an industrial-grade I2C bus interface function.
The multiple alarm functions, timer functions, clock output and interrupt output functions of PCF8563 can complete a variety of complex timing services.
It is a very cost-effective clock chip. Widely used in electric meter, water meter, gas meter, telephone, fax machine, portable instrument, battery-powered instrument and other product areas. The module comes with two fixed holes that allow you to mount it on other devices.