The DS1308 serial real-time clock (RTC) is a low-power,full binary-coded decimal (BCD) clock/calendar plus56 bytes of NV RAM. Address and data are transferredserially through an I2C interface. The clock/calendarprovides seconds, minutes, hours, day, date, month,and year information. The end of the month date is automaticallyadjusted for months with fewer than 31 days,
including corrections for leap year. The clock operatesin either the 24-hour or 12-hour format with an AM/PMindicator. The DS1308 has a built-in power-sense circuitthat detects power failures and automatically switches tothe backup supply, maintaining time and date operation.

声明:本文内容及配图由入驻作者撰写或者入驻合作网站授权转载。文章观点仅代表作者本人,不代表电子发烧友网立场。文章及其配图仅供工程师学习之用,如有内容侵权或者其他违规问题,请联系本站处理。 举报投诉