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 2015
Microprocessor 8085 PSBTE DEC 2015 Paper SECTION-A
Q1. Do as directed. 15×1=15
Stack pointer is a 16 bit
EPROM stands for Erasable Program Read Only Memory .
OUT is 1 byte
Program Counter is used to hold the memory address of next instruction to be
ALE stands for Address Latch Enable.
In addressing mode, data is specified in the instruction.
DMA stands for Direct Memory Access.
TRAP is the highest priority Interrupt .
What is the function of SID pin in 8085?
Name various hardware interrupts of 8085 ?
Maximum memory which can be connected with 8085
Stack is based upon___________
Last instruction of sub- routine is always
BSR stands for___________
Instruction is used to compliment the contents of
SECTION-B
Q2. Attempt any five questions. 5×6=30
What are the applications of microprocessors?
Draw the pin diagram of 8085 Microprocessor ?
Explain the various addressing modes of 8085 ?
What are the various steps involved in execution of program ?
Explain the bus organization of 8085?
What is Stack? Explain its Function.
What is flag register of 8085? Explain all Flags.
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:- microprocessor 8085 mp DEC 2015 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 2015 solution here
Section c microprocessor 8085 DEC 2015 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.