M.Sc. (Semester IV) (CBCS) Examination Mar/Apr-2018
Electronics Science
ADVANCED MICROCONTROLLER
Time: 2½ Hours
Max. Marks: 70
Instructions: Questions 1 and 2 are compulsory. Answer any three questions from Q.3 to Q.7. All questions carry equal marks. Use of nonprogrammable calculator is allowed.
Q.1

Select the most correct alternative:
08
RISC stands for
Reduced instructions set computer
Reduced instruction set controller
Reduced instruction set calculator
Reduced instruction set comparator
External oscillator pins of controller is
XTAL1 XTAL2
XTER1 XTER2
XLAT1 XLAT2
None of the above
An arduino IDE uses Language.
Java
C

Python
Relay is
Electromechanical switch
Electronic Switch
Mechanical Switch
None of the above
Opto-coupler is used as
Optical isolator
Mechanical isolator
Voltage Isolator
None of the above
Oscillator calibration register is
OSCCAL
OSCAL
OSC
OSCCCAL
Arduino voltage read function
Analog read
Analog _read
analogRead
analog read
SPI is a wired interface protocol.
2
3
4
5
State true or false.
06
Global interrupt enable bit presents in SREG.
For push instruction stack pointer is decremented by one.
Reset is not an Interrupt.
I/O locations are accessed by IN OUT instructions.
CBI SBI instructions will operate in byte in I/O register.
LM 35 is a pressure sensor.
Page 2 of 2
SLR-UH-314
Q.2
Attempt the followings:
Explain features of simulator in AVR IDE (studio)
05
Explain the operations of UART of AVR microcontroller
05
Discuss various types of architectures of ARM.
04
Q.3
Explain general purpose Register files in AVR.
06
With a neat diagram explain analog comparator.
08
Q.4
What is an ARM? Explain the processor modes of ARM microcontroller.
08
What are program status registers of ARM microcontroller
06
Q.5
Explain the reset and interrupt in AVR microcontroller.
08
What is SRAM direct addressing?
06
Q.6
With block a diagram explain working of ATmega16A.
08
Explain memories of AVR microcontroller.
06
Q.7
Explain PWM generation using arduino board.
08
Explain interfacing of Switches and LEDs with Arduino board.
06