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Q.

The higher and lower bytes of a 16-bit register DPTR are represented respectively as

A

LDPTR and HDPTR

B

DPTRL and DPTRH

C

DPH and DPL

D

HDP and LDP

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MCQ

1.

If RS1=1, RS0=0, then the register bank selected is

A

register bank 0

B

register bank 1

C

register bank 2

D

register bank 3

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2.

Among the four groups of register banks, the number of groups that can be accessed at a time is

A

1

B

2

C

3

D

all the four

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3.

The number of 8-bit registers that a register bank contain is

A

2

B

4

C

6

D

8

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4.

Which of the following register can be addressed as a byte?

A

P1

B

SCON

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D

TCON

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5.

If RS1=1, RS0=1, then the register bank selected is

A

register bank 0

B

register bank 1

C

register bank 2

D

register bank 3

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