Initializes the SD library and card.
cspin (optional): this parameter is unused on 86Duino and is reserved here just for the purpose of compatibility with Arduino’s SD library.
true on success;
false on failure
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The text of the 86Duino reference is a modification of the Arduino reference and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.