Microcontroller 8051

Microcontroller 8051

12th Grade

20 Qs

quiz-placeholder

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Microcontroller 8051

Microcontroller 8051

Assessment

Quiz

Other

12th Grade

Practice Problem

Easy

Created by

anoosha p

Used 2+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Vcc supply pin number for the microcontroller IC 8051?

21

30

9

40

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the bit length of upcounting timers in 8051 micro controllers?

4 bits

8 bits

16 bits

32 bits

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many instructions available in the micro controller 8051 family instruction set

100

45

111

35

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the full form of abbreviation SFR used in microcontrollers

Serial Function Register

Status function Register

Special function Register

System function Register

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which section in IC 8051 is running on external clock source?

TIMER

COUNTER

REGISTER

CLOCK

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the timer input frequency for the 8051 micro controller running at 12MHz

1MHz

2MHZ

3MHZ

4MHZ

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which pin is marked as the master reset (RST) function in microcontroller IC 8051?

9

20

30

40

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