SASURIE COLLEGE OF ENGINEERING, VIJAYAMANGALAM

SASURIE COLLEGE OF ENGINEERING, VIJAYAMANGALAM.

DEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING

Academic Year 2011 2012 Odd Semester

UNIT TEST I

Subject: Microprocessor & Microcontroller

Class & Semester: III / V

Date & Session: 13.07.2011 & FN

Max. Marks: 25

Part AAnswer all the questions: [ 5 * 2 = 10 ]

1. Give the register structure of 8085.

2. What is the use of addressing modes, mention the different types?

3. What is vectored and non-vectored interrupt?

4. What is the need for timing diagram?

5. Difference between microprocessor and microcontroller.

Part B

Answer the questions:6. Briefly explain the following instructions with examples.

[ 1 * 8 = 8 ]a. SIM

b. DAA

c. JPO

7. Sketch the architecture of 8085 with data and address buses.

[ 1 * 7 = 7 ] (Or)

8. Write short notes on interrupts.