Hardware Questions

Q:

How many interrupts are there in 8085?

Answer

There are 12 interrupts in 8085.

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Subject: Hardware

0 1991
Q:

What does the EU do?

Answer

Execution Unit receives program instruction codes and data from BIU, executes these instructions and store the result in general registers.

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Subject: Hardware

0 1987
Q:

what is the clock frequency for 8085?

Answer

3MHz is the maximum clock frequency for 8085.

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Subject: Hardware

0 1980
Q:

what is the interrupt?

Answer

interrupt is a signal send by external device to the processor so as to request the processor to perform a particular work.


A signal informing a program that an events has occurred. when a program receives an interrupt signal, it takes a specified action (which can be to ignore the signal).

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Subject: Hardware

0 1971
Q:

Write an RTL Description for D latch and D flip flop?

Answer

For D latch: always@(enable) q<=d;


For D flip flop: always@(opsedge clock) q<=d; 

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Subject: Hardware

0 1966
Q:

What is LATCH?

Answer

Latch is a D-type flip-flop used as a temporary tsorage device controlled by a tiing singnal, which can store 0 or 1. the primary function of a Latch is data storage. It is used in output devices such as LED, to hold the data for display.


To Store Monitor programs.

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Subject: Hardware

0 1951
Q:

What is the difference between, page directive include, action tag include?

Answer

One difference is while using the include page directive, in translation time it is creating two servelts. But, while using the include action tag, in translation time it is creating only one servlet.

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Subject: Hardware

0 1947
Q:

Which Stack is used in 8085?

Answer

LIFO (Last In First Out) stack is used in 8085. In this type of Stack the last stord information can be retrieved first

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Subject: Hardware

0 1929