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Assembly Language
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What is Microcontroller and Microcomputer

Microcontroller is a device that includes microprocessor; memory and I/O signal lines on a single chip, fabricated using VLSI technology. Microcomputer is a computer that is designed using microprocessor as its CPU. It includes microprocessor, memory...
Posted By:Loyce Fischer      Posted On: Sep 04

Assembly Language
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Define Flags

The flags are used to reflect the data conditions in the accumulator. The 8085 flags are S-Sign flag, Z-Zero flag, AC-Auxiliary carry flag, P-Parity flag, CYCarry flag, D7 D6 D5 D4 D3 D2 D1 D0.
Posted By:Gracie Hughes      Posted On: Aug 06

Assembly Language
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How does the microprocessor differentiate between data and instruction?

When the first m/c code of an instruction is fetched and decoded in the instruction register, the microprocessor recognizes the number of bytes required to fetch the entire instruction. For example MVI A, Data, the second byte is always considered as...
Posted By:Rafael Costa      Posted On: Feb 24

Assembly Language
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Compare RET and POP

RET

1.RET transfers the contents of the top two locations of the stack to
the PC

2.When RET is executed the SP is incremented by two

3.Has 8 conditional RETURN instructions



POP

1.POP transfers the contents of the top two locatio...
Posted By:Bourke Fischer      Posted On: Nov 04

Assembly Language
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What is assembler?

The assembler translates the assembly language program text which is given as input to the assembler to their binary equivalents known as object code. The time required to translate the assembly code to object code is called access time. The assemble...
Posted By:Lois Schmidt      Posted On: Jan 16

Assembly Language
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What is loader?

The loader copies the program into the computer’s main memory at load time and begins the program execution at execution time.
Posted By:Eva Hughes      Posted On: Apr 22

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