Cochin University of Science and Techology (CUST) 2007 B.Tech Electronics and Communications Engineering Embedded system - Question Paper

EMBEDDED SYSTEMS (November 2007)

1a. elaborate embedded systems. define its characteristics?
b. elaborate the important categories of embedded systems.
2a.briefly discuss the application of embedded system in control system ,hand held computers and communication devices?
b. elaborate the challenges in the design of embedded systems for biomedical field?
3 .explain the process in embedded system development?
4a. discuss the various real time operating systems and mobile/hand held operating systems.
`b. discuss any 2 communication interface standard's in embedded systems.
5a.explain the architecture of 8051 with the help of a neat block diagram?
b. what is meant by PSW of 8051?
6a.explain timers of 8051 describing the control registers and the modes?
b. discuss the interfacing of stepper motor with 8051 with the help of a neat diagram.
7 . briefly discuss the embedded data based applications with example.
8 . define the real time embedded development processing using RT Linux.
9a.what are the addressing modes of PIC 16F873?
b. discuss SPI mode in PIC
10a.what are the features of PIC 16F873?
b .explain I^2C bus operation in PIC 16F873.

Earning:   Approval pending.