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Answer the following problems.

problem 1) Describe the function of ALU of 8085.

problem 2) What are the various registers in 8085? Describe their uses.

problem 3) Classify 8085 instructions in different groups.

problem 4) prepare the assembly language program for subtracting two 8-bit numbers.

problem 5) Draw a diagram for memory I/O interfacing and describe.

problem 6) Describe serial Data transfer.

problem 7) Draw the pin configuration of PPI chip 8255.

problem 8) Demonstrate interface connections are to measure and control temperature employing a microprocessor-based system.

problem 9) Draw the pin configuration of 8085 and describe the function of each pin.

problem 10) Describe different addressing modes of 8085 and their classification with exs.

problem 11) describe the different types of instructions available in 8085 by giving their format.

problem 12) List and describe the following with suitable ex.

(i) Mnemonics used for arithmetic operations.

(ii) Mnemonics used for logical operations.

problem 13) prepare the 8085 assembly language program to add two 8 bit numbers residing in memory and to store result in memory with suitable exs.

problem 14) describe data transfer schemes.

problem 15) Sketch the block diagram of 8255 Programmable Peripheral Interface (PPI) and describe its function and different modes of programming.

problem 16) prepare a program with flow chart to interface stepper motor with 8085.

Electrical & Electronics, Engineering

  • Category:- Electrical & Electronics
  • Reference No.:- M96995

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