Hello, I am using the Adafruit data logger shield but have trouble getting the RTC to work. All works fine on an UNO, on the Mega I can read and write the SD card but the RTC always gives me an error if I check of it is running: rtc.begin(); if (! rtc.isrunning()) { Serial.println(F("RTC is NOT …

Adafruit data logger shield RTC on Mega 2560

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