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Microprocessor instruction set

\015 Hi could you explain to me the role of the microprocessor instruction set.\015

Answers :

An instruction set is a list of all the instructions, and all their variations, that a processor (or in the case of a virtual machine, an interpreter) can execute.
\015\012Instructions include:
\015\012
    \015\012
  • Arithmetic such as add and subtract
  • \015\012
  • Logic instructions such as and, or, and not
  • \015\012
  • Data instructions such as move, input, output, load, and store
  • \015\012
  • Control flow instructions such as goto, if ... goto, call, and return.
\015\012An instruction set, or instruction set architecture (ISA), is the part of the computer architecture related to programming, including the native data types, instructions, registers, addressing modes, memory architecture, interrupt and exception handling, and external I/O. An ISA includes a specification of the set of opcodes (machine language), the native commands implemented by a particular CPU design.
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