Exam Details
| Subject | Microcontrollers | |
| Paper | ||
| Exam / Course | BTCVI / BTECVI / BTELVI | |
| Department | School of Engineering & Technology (SOET) | |
| Organization | indira gandhi national open university | |
| Position | ||
| Exam Date | December, 2015 | |
| City, State | new delhi, |
Question Paper
Describe the evolution of 8051 microcontroller.
Explain the microcontroller with the help of a neat block diagram.
Compare and contrast the RISC processor with the CISC processor.
Compare and contrast a microprocessor system with microcontroller system.
Explain how a memory can be accessed by using various addressing modes.
What are the advantages of register indirect addressing mode?
4. Assume that 5 BCD data items are stored in RAM locations starting at 40H, as shown below. Write a program to find the sum of all the numbers. The result must be in BCD.
40
41
42
43
44
Explain the conditions that determine each conditional jump instructions.
What is the function of each of the following commands?
JZ
JNC
LIMP
Discuss the reason for writing a program in C for 8051 microcontroller.
What are the various datatypes in C for 8051?
Write a program to transfer a letter serially at 9600 baud continuously, and also send a letter through port which is connected to the display device.
Discuss the importance of TI flag.
Describe the various types of interrupts used in 8051 microcontroller.
Discuss the advantages of interrupt based data transfer.
Explain how data can be transferred to the LCD from a port using only 4 port lines.
What are the various control pins of LCD? Also explain their functions.
10. Write short notes on any two of the following:
Harvard and Von Neumann CPU
Data Serialization
Stepper Motor Interfacing
Explain the microcontroller with the help of a neat block diagram.
Compare and contrast the RISC processor with the CISC processor.
Compare and contrast a microprocessor system with microcontroller system.
Explain how a memory can be accessed by using various addressing modes.
What are the advantages of register indirect addressing mode?
4. Assume that 5 BCD data items are stored in RAM locations starting at 40H, as shown below. Write a program to find the sum of all the numbers. The result must be in BCD.
40
41
42
43
44
Explain the conditions that determine each conditional jump instructions.
What is the function of each of the following commands?
JZ
JNC
LIMP
Discuss the reason for writing a program in C for 8051 microcontroller.
What are the various datatypes in C for 8051?
Write a program to transfer a letter serially at 9600 baud continuously, and also send a letter through port which is connected to the display device.
Discuss the importance of TI flag.
Describe the various types of interrupts used in 8051 microcontroller.
Discuss the advantages of interrupt based data transfer.
Explain how data can be transferred to the LCD from a port using only 4 port lines.
What are the various control pins of LCD? Also explain their functions.
10. Write short notes on any two of the following:
Harvard and Von Neumann CPU
Data Serialization
Stepper Motor Interfacing
Other Question Papers
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Subjects
- Advance Microprocessor And Architecture
- Analog and Mixed Mode VLSI Design
- Analog Communication
- Analog Electronic Circuits
- Analog Integrated Circuits Design
- Antennas and Propagation
- B10-Informatics
- Basics Of Electronics Engineering
- Computer Architecture
- Computer Communication Networks
- Control Engineering
- Data Communication And Network
- Device Modelling For Circuit Simulation
- Digital Electronics
- Digital Signal Processing
- Digital System Design
- Electromagnetic Field Theory
- Electronic Measurement and Inst
- Electronic Switching Circuits
- Embedded System Design
- Information Theory And Coding
- Linear Integrated Circuits
- Microcontrollers
- Microprocessor And Its Applications
- Microwave And Radar Engineering
- Multirate Systems
- Optical Fiber Communication
- Power Electronics
- Satellite And Tv Engineering
- Signal And Systems
- Wireless Communication