Serial Peripheral Interface Bus - Wikipedia, the free encyclopedia

1 Interface 2 Operation 2.1 Data transmission 2.1.1 Clock polarity and phase 2.1.2 Mode numbers 2.2 Independent slave SPI configuration 2.3 Daisy chain SPI configuration 2.4 Valid SPI communications 2.5 Interrupts 2.6 Example of bit-banging the SPI master

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