Dictionary

opcode en · NOUN

Etymology

From op + code (in sense of operation).

Meanings

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 Family: Architecture, Programming, and Applications, page 47:
   • 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:

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