GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-VII(NEW) EXAMINATION - SUMMER 2019
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Subject Code:2180808 Date:09/05/2019Subject Name:Embedded Systems
Time:10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
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2. Make suitable assumptions wherever necessary.3. Figures to the right indicate full marks.
Q.1 (a) Define embedded system. 03
(b) Explain embedded hardware units and devices in a system. 04
(c) Explain basic architecture of MSP430. 07
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Q.2 (a) Compare RISC and CISC architecture. 03
(b) Explain wireless and mobile system protocol in brief. 04
(c) Explain serial communication devices with protocol. 07
OR
(c) Explain watchdog timer and real time clock in embedded systems. 07
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Q.3 (a) Explain I/O busy-wait approach in brief. 03
(b) Explain DMA (Direct Memory Access) in brief. 04
(c) Explain Interrupt Servicing (Handling) Mechanism in detail. 07
OR
Q.3 (a) Explain Interrupt Sources and ISR Concept. 03
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(b) Define (i) Process (ii) Thread (iii) Task 04(c) Explain Inter process communication in detail. 07
Q.4 (a) Explain message queue functions in brief. 03
(b) Explain Semaphores and their functions in embedded system 04
(c) Explain Real Time Operating System (RTOS) in detail. 07
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ORQ.4 (a) Explain file system management in RTOS 03
(b) Explain Memory management in RTOS. 04
(c) Explain Task scheduling in RTOS. 07
Q.5 (a) Explain RTOS security issues in brief. 03
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(b) Explain Process Management in RTOS. 04(c) Explain ADC module in MSP430. 07
OR
Q.5 (a) Enlist on-chip peripherals in MSP430. 03
(b) Explain basic features of CCS (Code Composer Studio). 04
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(c) Explain I/O ports in MSP430. 07--- Content provided by FirstRanker.com ---
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