Jawaharlal Nehru Technological University , Anantapur Question Paper
B.Tech Supplementary Examination , Nov 2012 Question Paper
Fourth Year Question Paper
First Semester Question Paper
Department of Computer Science and Engineering
R7410505-Emedded Systems Question Paper
(Regulation 2007)
Code: R7410505
B.TECH IV Year I Semester (R07) Supplementary Examinations November/December 2012
EMBEDDED SYSTEMS
(Common to Computer Science & Engineering, Information Technology and Computer Science & Systems Engineering)
Time: 3 hours Max. Marks: 80
Answer any FIVE questions
All questions carry equal marks
*****
1. (a) Explain the importance of an embedded processor for a complex system.
(b) List the software tools needed in designing an embedded system. Discuss about any one of them.
2. (a) Explain the concepts of serial data interrupts, data transmission and reception relevant to serial data input/output in 8051 microcontroller.
(b) Draw and explain the timer/counter logic in which the resultant timer clock is gated to the timer
circuit.
3. (a) Explain the Boolean bit-level operations with suitable examples.
(b) Discuss about microcontroller programming languages.
4. (a) Explain about rotate and swap operations by taking into consideration of register A.
(b) How to perform unsigned multiplication using relevant mnemonics? Give suitable example.
5. With neat sketch explain the design approach for interfacing with keyboard display unit to 8051 microcontroller based embedded system. Develop the relevant program.
6. (a) Explain the terms “Semaphores and Queues” relevant to RTOS in an embedded system.
(b) Explain how tasks are different from functions? Write short notes on interrupt service routines in an RTOS environment.
7. (a) Explain the operating system units in an RTOS kernel.
(b) What does embedded software development mean? Explain in brief the different stages in the development and testing of an application.
8. (a) Write notes on internet-enabled systems.
(b) Discuss about the specifications of I2 C bus protocol.
B.Tech Supplementary Examination , Nov 2012 Question Paper
Fourth Year Question Paper
First Semester Question Paper
Department of Computer Science and Engineering
R7410505-Emedded Systems Question Paper
(Regulation 2007)
Code: R7410505
B.TECH IV Year I Semester (R07) Supplementary Examinations November/December 2012
EMBEDDED SYSTEMS
(Common to Computer Science & Engineering, Information Technology and Computer Science & Systems Engineering)
Time: 3 hours Max. Marks: 80
Answer any FIVE questions
All questions carry equal marks
*****
1. (a) Explain the importance of an embedded processor for a complex system.
(b) List the software tools needed in designing an embedded system. Discuss about any one of them.
2. (a) Explain the concepts of serial data interrupts, data transmission and reception relevant to serial data input/output in 8051 microcontroller.
(b) Draw and explain the timer/counter logic in which the resultant timer clock is gated to the timer
circuit.
3. (a) Explain the Boolean bit-level operations with suitable examples.
(b) Discuss about microcontroller programming languages.
4. (a) Explain about rotate and swap operations by taking into consideration of register A.
(b) How to perform unsigned multiplication using relevant mnemonics? Give suitable example.
5. With neat sketch explain the design approach for interfacing with keyboard display unit to 8051 microcontroller based embedded system. Develop the relevant program.
6. (a) Explain the terms “Semaphores and Queues” relevant to RTOS in an embedded system.
(b) Explain how tasks are different from functions? Write short notes on interrupt service routines in an RTOS environment.
7. (a) Explain the operating system units in an RTOS kernel.
(b) What does embedded software development mean? Explain in brief the different stages in the development and testing of an application.
8. (a) Write notes on internet-enabled systems.
(b) Discuss about the specifications of I2 C bus protocol.
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