13

14

15

16

17

a)

b)
a)

b)

a)
b)
a)
b)
a)
b)

03000EE309092002

Design an interfacing circuit for one 8K RAM and one 8K EPROM with 8085
microprocessor and find the memory address range
Explain compiler, assembler, linker and loader
Explain the interfacing of DAC with 8085 and write a program to generate a
saw tooth waveform continuously
What are the demerits of waterfall model
PART D

Answer any two full questions, each carries 10 marks.
List the various registers of 8051
Explain SCON register 8051
Differentiate between AJMP, LJMP and SJMP
Write a timer program to output a square pulse at 50% duty cycle through P3.1
Explain the port structure of 8051.
Write a program to serially output “A” at 9600 baud rate

Page 2 of 2

(5)

(5)
(8)

(2)

(5)
(5)
(3)
(7)
(4)
(6)