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Which frequency is not recommended for SPI clock?

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+1 vote
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in Microcontroller by (14.6k points)
Which frequency is not recommended for SPI clock?

(a) fosc/4

(b) fosc/64

(c) fosc/16

(d) fosc/2

I got this question by my school teacher while I was bunking the class.

Origin of the question is SPI Protocol in portion AVR Microcontroller of Microcontroller

1 Answer

0 votes
by (24.2k points)
Right answer is (d) fosc/2

The best I can explain: fosc/2 is not recommended frequency for SPI transfer in AVR.

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