This download link is referred from the post: AKTU B-Tech Last 10 Years 2010-2020 Previous Question Papers || Dr. A.P.J. Abdul Kalam Technical University
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Printed Pages: 2
Paper Id: 131295
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Sub Code: REC062
Roll No.
B.TECH
(SEM VI) THEORY EXAMINATION 2018-19
MICROCONTROLLER FOR EMBEDDED SYSTEMS
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Time: 3 Hours
Total Marks: 70
Note: 1. Attempt all Sections. If you require any missing data, choose suitably.
SECTION A
1. Attempt all questions in brief. 2 x 7 = 14
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- In accessing external stored program code the PSEN is always activated, explain why?
- Which port of 8051 provides A8-A15?
- Compare 8051 and MSP430x5xxx main features.
- Write down any four GPIO registers of MSP430.
- What is RTC?
- Differentiate between Synchronous and Asynchronous communication.
- What is an Embedded Wi-Fi?
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SECTION B
2. Attempt any three of the following: 7 x 3 = 21
- Generate a square wave with an ON time of 2ms and OFF time of 8 ms on all pins of port 0. Assume that the clock frequency supplied is 22 MHz.
- Explain in detail about the interrupts of MSP430 microcontroller.
- Explain in detail about various operating modes of MSP430 microcontroller.
- Explain UART and its various protocols in detail.
- Describe wireless sensor networks with design examples.
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SECTION C
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3. Attempt any one part of the following: 7x1=7
- Draw the architecture of 8051 and explain its memory organization.
- Enlist the steps to generate a time delay using the timer's mode 2. Also draw the structure of TMOD register.
4. Attempt any one part of the following: 7x1=7
- Draw the functional block diagram of MSP430x5x series. Discuss the on-chip peripherals that are provided in MSP430x5x series.
- Describe the Instruction set of MSP430 microcontroller.
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5. Attempt any one part of the following: 7x1=7
- What are the system clocks present in the MSP430 microcontroller? Explain them briefly.
- Discuss the Watch Dog Timer present in MSP430 microcontroller in detail.
6. Attempt any one part of the following: 7x1=7
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- Interface MSP430 to an external device using SPI protocol.
- Write a program using MSP430x5xx to toggle two LED connected at port P1.5 and P1.7 use a pull down switch connected at port P1.2 for toggling these LED.
7. Attempt any one part of the following: 7x1=7
- What is IoT? Draw the architecture of IoT and list its applications.
- Explain briefly Bluetooth and ZigBee.
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This download link is referred from the post: AKTU B-Tech Last 10 Years 2010-2020 Previous Question Papers || Dr. A.P.J. Abdul Kalam Technical University
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