Download Previous Year Microprocessor 8085 MP PSBTE May 2018 Paper at PSBTEPAPER.COM
MICROPROCESSOR 8085 MP 4TH SEMESTER
EXAM/ECE/CSE/IT/EEE/6129/0624/Dec 2016
Microprocessor 8085 PSBTE Dec 2016 Paper SECTION-A
Q1. Do as directed. 15×1=15
The number no. of General Purpose Register in 8085 is Six
2. TRAP is the Highest Priority Interrupt.
ALE Stands for Address Latch Enable.
The Capacity of accumulator is 8 bit.
5. SIM instruction is used to output data from SOD line.
Microprocessor 8085 is 40 pin IC.
DMA stands for Direct Memory Access.
8. INTR interrupt has the lowest priority.
AND, SUB, ORA are all 1 byte.
In memory mapped I/O scheme there is only……………… address space. b) True/False
The capacity of ALU in Microprocessor (µP) is of 8 Bit. Ans False
RAM is a volatile Memory . Ans. True
TRAP has the highest Ans. True
Synchronous data transfer scheme is used when speed of I/O device doesn’t match with speed of Microprocessor (µP) . Ans False
8085 Microprocessor is a 16-bit Microprocessor. Ans False
SECTION-B
Q2. Attempt any five questions. 5×6=30
Differentiate between PROM and EEPROM.
What is the function of stack pointer in 8085?
Draw and explain the memory READ Cycle ?
Explain the software Interrupts ?
Add two 8 bit numbers placed in memory locations 4000H &4001H.Result is stored at 4002H &
Explain the addressing modes of 8085 ?
Explain the general purpose registers in 8085 µP with help of diagrams ?
SECTION-C
Q3. Attempt any three questions. 3×10=30
Name the various types of data transfer schemes and explain in Details ?
Draw the block diagram of 8085 microprocessor and explain each Block ?
Write the comments on following:
a) MOV A,M | b) DCR B | c) SUB B |
|
d) INX H | e) LDA 2500H | f) RLC |
|
g) CMA | h) STAX B | i) ORI 08H | j) JNC 2050H |
What are the various status flags provided in 8085? Discuss their
Draw and explain pin and block diagram of 8255 peripheral
Section a:- microprocessor 8085 mp dec 2016 diploma paper solution
Erasable Program Read Only Memory.
Decimal Adjust Accumulator
Direct Memory Access.
SIM instruction
Bit Set Reset Mode.
Section B : Microprocessor PAPER dec 2016 solution here
Section c microprocessor 8085 dec 2016 paper SOLUTION HERE
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Download Previous Year Microprocessor 8085 MP PSBTE May 2018 Paper at PSBTEPAPER.COM
MICROPROCESSOR 8085 MP 4TH SEMESTER
EXAM/ECE/CSE/IT/EEE/6129/0624/May 2018
Microprocessor 8085 MP PSBTE May 2018 Paper SECTION-A
Q1. Do as directed. 15×1=15
- Data bus in 8085 is 8 bit
- Maximum memory that can be connected to 8085 microprocessor is 64KB.
- Program Counter (PC) in 8085 is used to point to the address of instruction to be Fetched.
- EPROM stands for Erasable Program Read Only Memory.
- 8085 has Four addressing mode.
- DAA stands for Decimal Adjust Accumulator.
- TRAP is the highest priority Interrupt.
- DMA means Direct Memory Access.
- SIM instruction is used to output data from SOD Line.
- BSR stands for Bit Set Reset Mode.
SECTION-B
Q2. Attempt any five questions. 5×6=30
- Describe the special purpose registers of 8085 ?
- Explain the function of assembler, compiler and Interpreter.
- Describe instruction cycle, machine cycle and fetch Cycle.
- What is the basic difference between programmed data transfer and DMA scheme ?
- Describe the flags of 8085 ?
- Explain how address and data lines are de-multiplexed in 8085 ?
- Differentiate between memory mapped I/O and I/O mapped I/O ?
SECTION-C
Q3. Attempt any three questions. 3×10=30
- Explain various addressing modes of 8085 ?
- Explain various hardware interrupts of 8085 ?
- What is DMA data transfer scheme? Explain in details ?
- Draw and explain block diagram of 8255 ?
- Draw the Internal Architecture of 8085 and Explain Various Functional Blocks ?
Section a FILL IN THE BLANK beE paper
Erasable Program Read Only Memory.
Decimal Adjust Accumulator
Direct Memory Access.
SIM instruction
Bit Set Reset Mode.
Section B : Microprocessor PAPER MAY 2018 solution here
Section c microprocessor 8085 MAY 2018 paper SOLUTION HERE
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