86 Family Interview Questions
Questions Answers Views Company eMail

List out the features of 8051 microcontroller?

720

What is meant by flipflop?

637

What is lst file?

671

What are the types of interrupts in 8051?

628

Why 8051 is called 8 bit microcontroller?

928

Tell the addresses which are bit addressable?

636

How much on chip ram is available?

898

Mention any one 32 bit microcontroller and explain the same.

548

What location code memory space and data memory space begins?

1526

What is the difference between harvard architecture and von neumann architecture?

614

What are the various criteria to choose the microcontroller?

581

How are labels named in assembly language?

733

8051 Was developed using which technology?

806

Are all the bits of flag register used in 8051?

632

Explain the addresses which are bit addressable?

618


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Un-Answered Questions { 86 Family }

Describe the instruction register of 8085?

630


What is instruction cycle?

740


What does tasm stand for and what is its use?

722


What are the main differences between the 8085 and 8086 microprocessor?

658


What is the difference between isr & function call?

546






Explain the software instruction ei and di?

629


What are set up time & hold time constraints?

623


What are the different types of instructions responsible for data transfer instructions.

532


How many bit address bus does the 8085 use?

606


How can interrupts be classified in the 8086?

636


Which interrupt in the 8086 has the highest priority?

683


Define psp and its structure?

601


Explain sim and rim instructions?

717


Give examples for maskable interrupts?

670


Describe the (status) flag register of 8085?

593