Embedded Systems — Winter 2018

List out the advantages of ASIC based Embedded Systems.

In absence of Digital to Analog Convertor (DAC), how can you use Pulse Width Modulator for DAC operation?

Explain different approaches for designing and implementing the embedded software.

How Watchdog timer is used in Embedded System design?

Explain the significant differences between Bluetooth and Zigbee protocol.

Explain the differences between programmed I/O, interrupt and direct memory access approaches.

What is Device driver? Explain the role of Interrupt in Device driver programming.

Define Interrupt Service Thread with its use in RTOS based system design.

How semaphore helps in handling shared data problems?

Explain the role of TCB in task switching.

What will happen if all the tasks are in Wait state? How RTOS will handle such situation?

Describe performance matrices in RTOS based application.

Describe the Timer functions supported in RTOS.

List out significant differences between a soft real time system and a hard real time system.

Describe Deadlock with an example.

Describe the mailbox functions supported in Real Time Operating System.

Under which circumstances a task is brought to Wait state?

What are the differences between a function and a task?

Explain following scheduling policies with their differences. (1) Earliest Deadline First (2) Rate Monotonic Scheduler

What are the significant features associated with GPIO in MSP430?

Explain the benefits of using DCO over Crystal in MSP430 based system.

Describe the Watchdog timer operation in MSP430.

How MSP430 processor is compiler friendly?

Explain Pin Multiplexing in MSP430.

Describe the Timer operation in MSP430 in association with generation of PWM wave.