Embedded System and Microcontroller 2018 Question Paper — Government…
The 2018 Embedded System and Microcontroller previous year question paper (Government College of Engineering and Technology, Jammu), with every question and its marks.
- University: Government College of Engineering and Technology, Jammu
- Subject: Embedded System and Microcontroller
- Course: Microcontroller & Embedded System
- Branch: COMPUTER ENGINEERING
- Year: 2018
- Paper: end-term
- Duration: 180 minutes
- Total marks: 100
Instructions
- Attempt five questions in all selecting at least two questions from each Section.
- Each question carries 20 marks.
Questions
SECTION - A
- QQ1. (a) Draw the Pin diagram of 8051 Microcontroller and explain the functions of each pin. (b) What are the interrupts available in 8051? Explain about the Interrupt Structure. [20 marks]
- QQ2. (a) Describe briefly the register set of 8051 microcontroller. (b) Write an assembly language program for 8051 microcontroller to store the largest in a list of 10 numbers in memory location. [20 marks]
- QQ3. (a) WAP to add 10 BCD numbers stored at 51H-60H and save the result in RAM memory locations starting at 70H. (b) Explain following instructions [1] XCHD A, R1 [2] MOVCA,@A+DPTR [3] MOV A, 50H [4] MOV R7,#50H [5] MOV 50H,#50H [20 marks]
- QQ4. (a) Design the interfacing circuit for interfacing 16Kx8 RAM and 8Kx8 ROM with 8051 microcontroller . (b) Discuss interfacing of external 8K EPROM and 4K RAM with the microcontroller. [20 marks]
SECTION - B
- QQ5. (a) Explain the services of operating system in handling multi-process scheduling and communication. (b) What are the basic structural units that are used for an embedded system? How embedded system works? [20 marks]
- QQ6. (a) Write classification of embedded systems and explain in detail. (b) Explain the following Embedded Hardware Units :- (i) Watch Dog Timer (ii) Timer (iii) Input-Output Port [20 marks]
- QQ7. (a) With a block diagram explain the architecture of AVR microcontroller. (b) What are the different types of addressing modes of AVR microcontroller? [20 marks]
- QQ8. (a) Describe different bit oriented instructions it oriented instructions in AVR. (b) Discuss about AVR serial port programming in C using interrupts. [20 marks]