This shield has two modules: an SD card on one side and a real time clock (RTC) on the other. The SD card module is compatible with FAT16 or FAT32 formatted cards. The RTC keeps the time going even when the power is disconnected using a coin cell battery.
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The store will be closed until July 2nd. Orders still accepted, shipping resumes after I return. Secure your spot for low stock items before they sell out. Happy Summer! Dismiss