一个基于PCF8563芯片的时钟程序。通过51单片机控制PCF8563芯片的初始化,读取和附值-PCF8563 a chip on the clock procedures. Through 51 PCF8563 chip microcontroller control of initialization, reading and the value attached
一个日志的实现,可以以文件大小分单位进行分开记录日志。有很好的参考学习价值。-The realization of a log, you can document the size of sub-units recorded separately from the log. Have a good reference for learning value.