Anna University Coimbatore 2011 B.E Electronics & Communication Engineering Anna Univ Coimbatore Emdded systems for ECE department - Question Paper

Part A
1.What is the relationship ranging from power and frequency in VLSI?
2.What is ROM image?
3.What is memory mapped IO device?
4.Differentiate ranging from little endian and big endian?
5.How many IO ports and timers are available in PIC 16c6x family?
6.Write the operation of MOVLW67 and MOVWF f instructions.
7.Write down various memory management functions.
8.What is the need of RTOS
9.When do ou use OS_CRITICAL() and OS_EXIT_CRITICAL()?
10.Mention the various hardware requirement in ACVM.
PART B
11.
a)
1.How embedded system are classified?Explain with example.
2.Explain the various hardware used in embedded system.
OR
b)
1.Explain how the low level and high level languages are im plemented in embedded system.
2.Explain any 2 development toolsused in embedded system development
12.
a)Convert IF then ELSE, WHILE and FOR loop into assembly language.
OR
b)Explain the access of data whose adress is constant and address is variable with examples.
13.
a)Explain assembly language language instructions used in PIC 16c6x with an example.
OR
b)Write a program to interface 7 segment display with needed hardware using PIC microcontroller.
14.
a)
1.What is the need for well tested & debugged RTOS?Give a few software components.
2.State the basic feature of MUCOS operating system
OR
b)
1.Explaindifferent RTOS system level function
2.Write a MUcos program to implement semaphore related functions.
15.
a)What is a charge pump?Explain the various hardware units current in the ACCS in a car with block diagram.
OR
b)Write the exemplary coding steps for automatic choclate vending machine.

Earning:   Approval pending.