Feng Qiao
Abstract
This paper introduces the design of real-time clock system based on MCU,designs the hardware connection between the minimal system of 51 MCU and Real time clock(RTC),uses I2C interface to realize the RTC PCF8653 and MCU's communication connection and provides the PCF8653 read-write modular control subroutines at the end of this paper.
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This paper introduces the design of real-time clock system based on MCU,designs the hardware connection between the minimal system of 51 MCU and Real time clock(RTC),uses I2C interface to realize the RTC PCF8653 and MCU's communication connection and provides the PCF8653 read-write modular control subroutines at the end of this paper.
Key concepts: Microcontroller, Modular design, Computer hardware, Subroutine, Embedded system, Computer science, Digital clock manager, Interface (matter)