opcode

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English[edit]

Etymology[edit]

op +‎ code (in sense of operation)

Noun[edit]

opcode (plural opcodes)

  1. (computing) A mnemonic used to refer to a microprocessor instruction in assembly language.
    • 1992, Michael A. Miller, The 68000 Microprocessor Family: Architecture, Programming, and Applications (page 47)
      When the microprocessor decodes the JSR opcode, it stores the operand into the TEMP register and pushes the current contents of the PC ($00 0128) onto the stack.

Anagrams[edit]