SPI bus - Functions of signal lines

Q.  In SPI bus, which signal line carries data from master to slave device & hence regarded as Slave Input/Slave Data In (SI/SDI)?
- Published on 24 Nov 15

a. Master Out Slave In (MOSI)
b. Master In Slave Out (MISO)
c. Serial Clock (SCLK)
d. Slave Select (SS)

ANSWER: Master Out Slave In (MOSI)

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