noun
microcomputer; personal computer; home computer
Abbreviation of マイクロコンピュータ. Historically used for early personal/home computers, especially in the 1980s. Now somewhat dated; modern Japanese prefers パソコン for general personal computers.
See also: マイクロコンピュータ
In the 1980s, many households started using microcomputers.
noun
microcontroller; microprocessor; MCU
In modern engineering contexts, マイコン often refers to a microcontroller unit (MCU) or microprocessor, distinct from a full personal computer.
このロボットはマイコンで制御されている。
This robot is controlled by a microcontroller.
noun
animated icon; moving icon
Rare usage; refers to a small animated graphic or icon, possibly from early computer interfaces or games. Not a common modern term.
昔のソフトでは、画面にマイコンが表示されて動いていた。
In old software, animated icons were displayed and moved on the screen.