opcode

A mnemonic used to refer to a microprocessor instruction in assembly language.

Noun

  1. A mnemonic used to refer to a microprocessor instruction in assembly language.
    • 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. - 1992, Michael A. Miller, The 68000 Microprocessor...
    • In the tradition of other low-level languages, many CIL opcodes tend to be cryptic and completely unpronounceable by us mere humans. - 2010, Andrew Troelsen, Pro C# 2010 and the .NET 4 Platform, page 655:

Origin

From op + code (in sense of operation).

Forms

opcodes