โมดูลสัญญาณนาฬิกา พร้อมแบตเตอรี่ PCF8563 PCF8563T 8563 module clock module RTC module

 

The PCF8563 is an industrial-grade multi-function clock/calendar chip with very low power consumption that includes an I2C bus interface function from PHILIPS . The PCF8563's various alarm functions, timer functions, clock output functions, and interrupt output functions can perform a variety of complex timing services and even provide a watchdog function for the microcontroller . It is a cost-effective clock chip that has been widely used in electric meters, water meters, gas meters, telephones , fax machines, portable instruments, and battery-powered instrumentation.