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Topic: SD card conections (Read 487 times) previous topic - next topic

meph328

i got a question how can we use sd card if in a project  pins for SPI is already ocupied lets say by (shift registers) sense they share the same pins, is there anyway to work arround it?

Nick_Pyner

The SPI is a bus and therefore can take many passengers, which are differentiated by their select pins. This is usually pin 4 for the SD.

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