Meaning of CMMPU in English
C-Medias MPU-401 Emulator for MIDI driver for the CMI-8330 and CMI-8338 C-Media chipsets.
This is a Windows 95 only driver, and is necessary only under Windows 95. If you are running a later version of Windows and are not experiencing any problems with sound or CMMPU, then leave it alone. Otherwise de-install the drivers, then delete CMMPU with Startup Manager, and finally go through the DRIVERS section of this website to download more up-to-date C-Media drivers.
Microsoft Windows task list Programs English glossary. Английский словарь - Список целевых программ Microsoft Windows. 2012