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Embedded Systems Interview Questions
Questions Answers Views Company eMail

Explain the functions of the two dma signals hold and hlda?

 679

What are the functions of base registers?

 615

Comment the size of stack?

 581

Describe the instruction register of 8085?

 628

What is the distinguishing feature of db and ab?

 1252

Explain xthl, daa, rc instructions.

 727

What are the functions of general purpose registers?

 613

Why the lower byte address bus(a0-a7) and data bus (d0-d7) are multiplexed?

 1212

Mention the addressing modes of 8085?

 648

Explain sphl instruction?

 697

Name the pin in 8086 microprocessor that is used for selecting mode of operation?

 614

Mention interrupts pins of 8085?

 716

What is meant by address space? What is meant by address space partitioning?

 581

Mention the types of interrupts that 8085 supports?

 590

How subroutine can be called from the main program and how the program returns from the subroutine?

 543

Un-Answered Questions { Embedded Systems }

Describe the life-cycle of a software development (application design) process.

416

Can single bit of a port be accessed in 8051?

643

What's the price in 1K quantity?

2390

What is meant by address space? What is meant by address space partitioning?

581

How does the addition of service orientation change systems? When is it appropriate to use?

482




What is the significance of the nmi pin in the 8086?

568

Explain the differences between analytical and computational modeling?

440

Whose blogs or podcasts do you follow? Do you blog or podcast?

419

Why cannot arrays be passed by values to functions?

498

The input/output signals are related to which pins?

628

Why was 8085 microprocessor introduced?

617

What is the purpose of a watchdog timer?

447

Mention how I/O devices are classified for embedded system?

545

Show me a portfolio of all the applications you worked on, and tell me how you contributed to design them.

455

Explain the operation considering a two processor computer system with a cache for each processor.

2354

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