Rajiv Gandhi Proudyogiki Vishwavidyalaya 2008-6th Sem B.E Computer Science .(ester) ,- Question Paper

CS-601
B.E.(Sixth Semester) EXAMINATION, June. 2008
(Common for CS,EC,EE,EI,IT,Engg.)
MICROPROCESSOR AND INTERFACING
(601)

Note : Attempt any fieve ques.. All ques. carry equal marks.

1.(a) Draw the functional block diagram of intel 8086 microprocessor and explain the function
of its various registers.
(b) Compare Risc and Cisc processor.

2. Write an assembly language program using 8086 instruction set :
(a) To organize a provided series of hexadecimal bytes in ascending order.
(b) To obtain out the number of positive numbers and negative numbers from a provided series of signed
numbers.

3.(a) Draw the functional block diagram or 8255 chip.
(b) How will you interface, ADC chip to 8086 microprocessor ? discuss in short.

4.(a) Draw the functional block diagram of programmable interval timer.
(b) Write mode '0', mode '2' and mode '4' operation of programmable interval timer.

5. Draw the functional block diagram and write operation of intel 8257 chip.

6. Specify the subsequent regarding 8051 microcontroller :
(a) Registers of 8051
(b) Interrupts of 8051
(c) I/O configuration
(d) Jump instructions

7. discuss the subsequent in short :
(i) Serial and parallel communiction
(ii) Rs 232 C

8. Write short notes on any 3 of the subsequent :
(a) BSR mode
(b) Jump instructions of 8051
(c) Alpha processor
(d) Memory interfacing
(e) Interfacing of printer to microprocessor

Earning:   Approval pending.