Instruction set
![One instruction may have several fields, which identify the logical operation, and may also include source and destination addresses and constant values. This is the MIPS](/Images/godic/202501/05/Mips32_addi.svg3516.png")
An 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), and the native commands implemented by a particular processor.