Jawaharlal Nehru Technological University Hyderabad 2007 M.Tech Embedded Systems Micro Controllers for Embedded System Design - Question Paper

1.a) explain the General Purpose Register structure of ARM6TDMI.
b) Compare the features of PIC16C6X with 8051 Microprocessor.
2.a) discuss the necessity of a watch dog timer in an embedded system.
b) Write 8051 programs to transfer data from (i) Internal program memory to internal data memory. (ii) External program memory to internal data memory.
3.a) discuss Thumb instructions of ARM6TDMI.
b) Operating modes of ARM6TDMI.
4.a) elaborate the advantages of hardware interrupts? How many kinds 1 there? discuss.
b) explain about interrupt structure of 8051 microcontroller.
5. explain any 2 applications in the area of industrial control using 8051.
6.a) explain serial I/O transmission using 8051.
b) Can we use 12 MHz X’tal for 8051 microcontroller to implement serial communication. elaborate the drawbacks and how to overcome them?
7. discuss the subsequent registers of 8051:
(a) SBUF (b) SCON (c) PCON (d) IE (e) TCON (f) TMOD
8. Write short notes on:
(a) Ethernet Protocol
(b) Memory Management Unit
(c) Applications of Microcontroller in the area of communications.

Earning:   Approval pending.