ds12887 Chinese information (clock chip ds12887) Application of clock chip: RTC clock is widely used in many systems, because people have more and more requirements for real-time clocks, and many data records need to provide information such as the time corresponding to the data. The clock chip can keep the time even without system power. Thereby providing the system with accurate time at any time to meet various different requirements for time. The interface of the clock chip is divided into serial and parallel, and different chips should be designed according to specific circumstances. Description of DS12887: DS12887 is a relatively high-end and commonly used clock chip. The chip is equipped with a rechargeable battery inside, which can ensure ten years of normal operation without external power supply. The chip also provides about 100 bytes of RAM space, and the data stored in it can also remain unchanged for a long time. DS12887 provides a variety of special functions of the clock, such as timed interrupts, etc.
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