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MCQ

Q.

Which IO Port can be used for higher address byte with addresses A8-A15?

A

PORT1

B

PORT0

C

PORT3

D

PORT2

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MCQ

3.

Which of the following pin of the LCD is used for adjusting its contrast?

A

pin no 3

B

pin no 1

C

pin no 3

D

pin no 2

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MCQ

4.

Which of the following register usually store the output generated by ALU in several arithmetic and logical operations?

A

Special Function Register

B

Timer Register

C

Accumulator

D

Stack Pointer

Discussion

MCQ

5.

When pins are configured as an output (i.e. logic 0), then the single port pins can receive a current of?

A

5mA

B

8mA

C

15mA

D

10mA

Discussion

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