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Which of the following bits are used for setting the data frame size?

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in Microcontroller by (14.6k points)
Which of the following bits are used for setting the data frame size?

(a) UCSZ0

(b) U2X

(c) DOR

(d) MPCM

This question was posed to me in an online interview.

My enquiry is from Serial Port Communication topic in section AVR Microcontroller of Microcontroller

1 Answer

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by (24.2k points)
The correct answer is (a) UCSZ0

To elaborate: UCSZ0 and UCSZ1 bits of the UCSRB register and the UCSZ2 bit of the UCSRC register are used for setting the data frame size in AVR based microcontrollers.

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