M.Sc. (Semester (CBCS) Examination Nov/Dec-2018
Electronics
ADVANCED MICROCONTROLLERS
Time: 2½ Hours Max. Marks: 70
Instructions: All questions are compulsory.
Use of Logtable and calculator is allowed.
Draw neat and labeled diagram wherever necessary.
Figures to the right indicate full marks.
Q.1 Choose correct alternatives for the following. 14
PIC microcontroller is bit.
8 16
32 None of these
Sinking and sourcing current of AVR microcontroller is
20 25
Both a and b None of these
Poet A in PIC microcontroller is bit.
32 16
8 12
SWAP instruction is
Data transfer instruction Program control instruction
Logical instruction Bit and Bit test instruction
In PIC microcontroller Reset Pin is
Active low Active high
Both a and b None of these
FSR is the pointer used for memory addressing in the whole
register.
Direct memory Indirect memory
Both a and b None of these
instruction is reset the watchdog timer.
BCLR SBRC
RESET None of these
16F877 support interrupt source.
15 32
14 16
The Arithmetic and logic unit is wide.
16 bit 8 bit
32 bit All of these
10) The flash program memory of 16F877 is
8K 128 byte
256 byte 4K
11) AVR processor have registers.
35 34
33 32
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12) 16F877 AD converter module has maximum analog input.
16 10
6 8
13) The is the data direction register.
DDRx PORTx
PINx All of these
14) PIC 16F877 supports ports.
3 5
4 2
Q.2 Answer any four of the following questions. 08
Describe the features of PIC microcontroller.
Interfacing of LED to the PIC microcontroller.
Draw the clock and reset circuit of AVR microcontroller.
Explain the arithmetic instruction.
Write a series of AVR controller.
Write Note on. (Any two) 06
Write a note on compare capture mode.
Write a note on Register bank in PIC microcontroller.
Write a note on option register.
Q.3 Answer any two of the following questions. 08
Explain the Timers in PIC microcontroller.
Explain the memory in AVR microcontroller.
Describe the ports of PIC microcontroller.
Answer any one of the following questions. 06
Explain the on chip ADC in PIC microcontroller with software.
Explain the Serial communication in PIC microcontroller.
Q.4 Answer any two of the following questions. 10
Interfacing LCD to the AVR microcontroller.
Explain timer/ counter in AVR microcontroller.
Explain the IO ports in 16F877.
Answer any one of the following question. 04
Describe the memory of 18F877 microcontroller.
Explain the Universal Synchronous Asynchronous Receiver and
Transmitter.
Q.5 Answer any two of the following questions. 14
Explain the Architecture of PIC 18F877 microcontroller.
Explain the working register, status register, and option register.
Using AVR microcontroller design a system for measurement of
temperature of the environment.