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MICROPROCESSOR 8085 MP 4TH SEMESTER
Microprocessor 8085 MP PSBTE May 2017 Paper SECTION-A
Q1. Do as directed. 15×1=15
- 8085 has 16 address lines.
- Stack Pointer (SP) points to the next instruction to be executed. (T/F) True
- Accumulator (A) in 8085 is 8 bit Register.
- SID pin stands for Serial Input Data in 8085.
- INTR is lowest priority Interrupt.
- ALE stands for Address Latch Enable.
- 8257 is a DMA Controller.
- SID and SOD instructions are used for input/ output data
- 8251 is a programmable peripheral interface (PPI). (T/F). False
- 8085 microprocessor contains 5 Flags.
Q2. Attempt any five questions. 5×6=30
- Explain PUSH and POP instructions.
- Explain the concept of DMA data transfer ?
- What do understand by interrupt priority ?
- What is a system bus? Explain various types of Buses
- Explain flag register of 8085 ?
- Differentiate between synchronous and asynchronous data transfer Scheme ?
- Explain the instruction format of of 8085 ?
Q3. Attempt any three questions. 3×10=30
Q3. Explain various processor control instructions of 8085..
Q4. Draw the internal architecture of 8085 microprocessor and explain it.
Q5. Explain the function of 8279 keyboard/ display interface chip.
Q6. What is interrupt driven data transfer? Explain in detail.
Q7. Write note on any two:
- Instruction Cycle
microprocessor 8085 mp
may 2017 DIPLOMA PAPER SOLUTION
Section a:- microprocessor 8085 mp psbte diploma may 2017 paper
Serial Input Data
Address Latch Enable
Section B : Microprocessor psbte diploma PAPER MAY 2017 solution
Special purpose registers of 8085 Click Here.
Solution Click Here
Poor Power Factor
Advantages of Electrical Energy
microprocessor mp 8085 MAY 2018 diploma PAPER
Section c microprocessor 8085 MAY 2018 paper SOLUTION HERE
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