Problems and Solutions for Adjusting to Changes in Daylight Saving Time
Recent U.S. legislation increased the daylight saving time (DST) period by four weeks. This change will affect systems that adjust for DST by using real-time clocks (RTCs) with an integrated DST adjustment. This application note discusses issues related to the DST change, shows how to test and adjust the RTC for DST, and recommends how to manage DST in future designs.
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