Difference Between MOV and MVI in 8085 Microprocessors

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Discussion Overview

The discussion focuses on the differences between the MOV and MVI instructions in the 8085 microprocessor, exploring their functionalities and implications in programming. The scope includes technical explanations and conceptual clarifications related to assembly language instructions.

Discussion Character

  • Technical explanation, Conceptual clarification

Main Points Raised

  • One participant notes that MOV transfers data between registers or memory locations, while MVI moves a constant to a register or memory location.
  • Another participant explains that the "I" in MVI stands for "immediate," indicating that it deals with immediate values in assembly language.
  • A third participant provides a link to a resource that contains a full listing of the 8085 instruction set with explanations.

Areas of Agreement / Disagreement

Participants generally agree on the basic functionalities of MOV and MVI, but the discussion does not resolve any deeper implications or nuances regarding their use.

Contextual Notes

There may be limitations in understanding the broader context of how these instructions interact with other components of the 8085 architecture, as well as the implications of using immediate values versus data transfer.

ranju
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While making the program in 8085 , we use two types of instructions .. one is MOV & other is MVI.. but what's the difference between the 2..??
In both we are moving the data or memory to register or memory.>! what difference arises by adding "I"..??
 
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the mov transfers data from one register to another or one memory location to another or some variant thereof.

the mvi moves the constant listed in the instruction to a register or memory location.
 
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The "I" in MVI stands for "immediate." In many assembly languages, a constant is called an immediate value.
 

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