microcode
microcode — 名詞
1. a set of very basic, hard-wired instructions kept inside a computer chip that te
微程式碼
寫在晶片裡的最底層指令集
a set of very basic, hard-wired instructions kept inside a computer chip that tells the chip how to carry out each step of a higher-level program.
Kenji spent two weeks rewriting the microcode for the lab's new graphics processor.
Kenji 花了兩週重寫實驗室新圖形處理器的微程式碼。
common verb: rewrite/update the microcode
A faulty patch to the microcode caused half of the office computers to freeze on Monday morning.
一個出錯的微程式碼修補檔，在週一早上讓辦公室一半的電腦都當機。
collocation: patch / update the microcode
The chip designer at Intel said that improving the microcode often boosts speed without changing any wires.
Intel 的晶片設計師表示，改善微程式碼常常可以不動電路就提升速度。
subject is usually a chip designer or vendor
Most modern processors ship with microcode that the maker can later update to fix security holes.
大多數現代處理器出廠時都附帶微程式碼，廠商之後可以更新來修補安全漏洞。
uncountable; treated as a mass noun
Dahlia explained that the microcode sits between the silicon and the operating system, translating each command into tiny circuit-level steps.
Dahlia 解釋說，微程式碼就位於矽晶和作業系統之間，負責將每道指令轉換為電路層的細微步驟。
register: technical writing or classroom explanation
- rewrite the microcode
- patch the microcode
- update the microcode
- ship with microcode
- load microcode into the processor
- firmware
broader — any low-level software baked into a device; microcode is one specific kind that lives inside a CPU
- microinstructions
the individual steps that together make up the microcode; near-synonym in academic writing
用法筆記
Uncountable; takes singular verb agreement and no article in generic statements (e.g. 'microcode runs below the OS', not 'a microcode'). Frequent verbs: write, patch, update, ship, run.
常見錯誤
同根字
- microinstruction名詞C2
- firmware名詞C1
- microprocessor名詞C1
常見搭配
名詞搭配
- microcode update
- microcode patch
- microcode layer
常用片語
- a microcode update
- load microcode
- ship with microcode
介系詞搭配
- microcode for [a chip]
- microcode in [the processor]