It is helpful to the designer of serial interface communication program of the realtimeclock device.
该方法对于实时时钟器件串行接口通信程序的设计具有一定的借鉴作用。
2
The battery is used for data back-up in the event of a power failure as mentioned above, and continuous operation of a realtimeclock.
这个电池的作用是,在发生电源故障前,进行实时数据备份和连续操作。
3
This article introduce the principle, the character, the function and the application of realtimeclock ISL1208 and then gives the hardware and software design.