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MICROPROCESSOR 8085 MP 4TH SEMESTER
Microprocessor 8085 MP PSBTE Dec 2018 Paper SECTION-A
Q1. Fill Do as directed. 15×1=15
EPROM stands for Erasable Program Read Only Memory.
EEPROM stands for Electrically Erasable Program Read Only Memory.
PSW stands for Program Status Word Register.
PIT stands for Programmable Interval Timer.
The instruction DI is used for Disable Interrupt.
Out instruction requires 10 T-state.
8085 microprocessor has Five addressing
8085 microprocessor has 40 pin.
A nibble is Four Bits
RAM is a Random Access Memory .
ISR stands for Interrupt Subroutine
ALE stands for Address Latch Enable.
EI instruction is 1 byte
Trap is a Highest Priority interrupts
RAM stands for Random Access Memory
Q2. Attempt any five questions. 5×6=30
Write a short note on stack Pointer ?
Describe briefly 8257 ?
Explain function of program Counter ?
Explain any one addressing mode in 8085 ?
What is interrupt service subroutine ?
Draw pin diagram of 8085 Microprocessor ?
Differentiate between memory mapped I/O and I/O mapped I/O.
Q3. Attempt any three questions. 3×10=30
Draw and explain block diagram of 8085 ?
Explain various interrupts of 8085
Write a short note on
3. Write a short note on the
2.Instructions set of 8085
microprocessor 8085 mp
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dec 2018 DIPLOMA PAPER SOLUTION
Section a:- microprocessor 8085 mp dec 2015 diploma paper solutionThe Data bus in 8085 is ______ bit
8 BitA Maximum memory that can be connected to 8085 microprocessor is ____
64KBProgram Counter (PC) in 8085 is used to point to the address of instruction to be _____
FetchedEPROM Stands for ____________
Erasable Program Read Only Memory.A 8085 has ___________ addressing mode
FourDAA stands for _________________
Decimal Adjust Accumulator____________ is the highest priority Interrupt.
TRAPDMA means ______________
Direct Memory Access.________ instruction is used to output data from SOD Line.
SIM instructionBSR stands for ____________
Bit Set Reset Mode.
Section B : Microprocessor PAPER dec 2015 solution hereShort Note on the special purpose registers of 8085 ?
Special purpose registers of 8085 Click Here.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 ?
Solution Click HereExplain how address and data lines are de-multiplexed in 8085 ?
Solution Click HereDifferentiate between memory mapped I/O and I/O mapped I/O ?
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