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Q.

Which of the following is the bit addressing range of addressable individual bits over the on-chip RAM?

A

00H to 7FH

B

01H to 7FH

C

00H to FFH

D

&0H to FFH

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1.

Register that is used to holds the memory address of the next instruction to be executed is

A

Program Memory

B

Program Counter

C

Control Unit

D

Instruction decoder

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2.

Which of the following is an example of Embedded memory microcontroller?

A

Intel 8031 microcontroller

B

Intel 8051 microcontroller.

C

Intel 8081 microcontroller.

D

Intel 8085 microcontroller.

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3.

Which of the following is the function of the TMOD register?

A

It is used to interrupt the timer

B

It is used to load the count of the timer

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It is used to set different timer

D

It Is the destination or the final register where the result is obtained after the operation of the timer

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4.

Which of the following operations are performed by stack pointer during its incremental phase?

A

Pop

B

Push

C

Return

D

None of the above

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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

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