Osmania University (OU) 2010 B.Sc Computer Science The 8051 Microcontroller and Embedded systems(E4)-First Term . - Question Paper

SHADAN DEGREE COLLEGE FOR BOYS
(Affiliated to Osmania University)
Khairatabad, Hyderabad
1st Term exam
B.Sc. three Year
The 8051 Microcontroller and Embedded systems(E4)

Time: three Hours Max. Marks: 100

SECTION-A

Note: ans all the ques. (4*20=80)

1. discuss the difference ranging from microprocessors and micro controller with diagrams.
OR
Draw an overview diagram of the Intel 8051 micro controller and discuss every block.

2. discuss the Flag bits and PSW register of Intel 8051 micro controller with examples.
OR
explain the RAM memory spaces allocation in the Intel 8051 micro controller.

3. Draw the pin diagram of the Intel 8051 micro controller and discuss every pin.
OR
discuss the dual role of port 0, port 2, port 3.

4. explain the criteria for choosing a micro controller for particular task.
OR
explain the mode one programming of TIMER 0 with 1 programming Example.

ans any 4 of the subsequent (5*4=20)

1. elaborate the major registers in the 8051 micro controller?

2. discuss the assembly language programming.

3. Draw the steps to assembling and running an 8051 program.

4. What is a program counter in the 8051?

5. elaborate the data kinds and assembler directives of 8051?

6. discuss the operation of PUSH and POP instructions.

7. discuss the TMOD register.

8. elaborate the basic components of a computer system?

Earning:   Approval pending.