Embedded Systems Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Embedded Systems Interview Questions

Questions Answers Views Company eMail

Classify interrupts on the basis of signals.

1136

What is the purpose of a buffer register in reference to 8085?

1015

Explain the differences between the nmi and intr

1239

explain the different types of control flags for the 8086?

1024

Give an example of a combined addressing mode instruction?

1010

State the differences between a procedure and a macro.

1279

What are the different type of registers used in 8085?

978

What is the the total addressable memory size in a 8085 microprocessor?

1079

State the total number of pins in the 8085 microprocessor?

1011

How are time delays calculated in the 8085?

1138

What is the structure of psp?

1116

Explain with an example how parameters can be passed using registers.

1096

what differences can you state between the hlt and hold states?

1325

explain about the characters of internal interrupts?

1240

Define the functions of the dx register.

1006

Un-Answered Questions { Embedded Systems }

Explain dma?

1095

How many instruction bits does 8085 processor support?

1157

Define psp and its structure?

1112

What is physical address?

1138

Why would you choose java in embedded systems?

925

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

1020

What are hard and soft real time systems?

1014

Does 8085 have serial i/o control?

1098

What are the control signals used by the 8085?

1149

What are the Interrupts available in 8051 microcontroller?

1098

What are flag registers?

1147

What types of I/O have you designed? What were their size? Speed? Configuration? Voltage requirements?

2492

How does a Bandgap Voltage reference work?

3970

For f = AB+CD if B is S-a-1, what are the test vectors needed to detect the fault?

1296

What is the operating frequency of 8085?

1163

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