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An RTC is an electronic device, generally an integrated circuit (IC), which keeps track of the current time and maintains accurate time in electronic systems. It is basically like a timepiece that runs on a battery and maintains current...
“Ting-Ting-Ting” - We are all familiar with that sound of school bell which rang before morning assembly, lunch break and at the end of the day. These bells are often operated manually. There are some electronic bells available out...