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Architecture of 8051 microcontrollers

Authored by Mrs. 201

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University

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Architecture of 8051 microcontrollers
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21 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

______ developed 8051 microcontroller

Motorola

Intel

ATMEL

AMD

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

8051 is a ------- bit microcontroller

4 bit

8 bit

16 bit

32 bit

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the size of external program memory?

4 K byte

8 K byte

32 k byte

64 k byte

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the size of internal program memory?

4K byte

8 K byte

128 Byte

64 K byte

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is size of internal data memory?

4 k byte

128 byte

64 k byte

128 K byte

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many I/O ports are there in 8051 microcontroller?

3

4

5

32

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many I/O port pins are there in 8051 microcontroller?

3

4

28

32

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