SiS External Midi (Mpu401) Device Driver Download
The External Midi (Mpu401) Device is an audio device manufactured by SiS. This driver fixes problems with no sound or static or distorted sound, and can unlock advanced features of your audio device. This driver - "W95drv.zip" - has been downloaded 24,379 times and is rated 5 out of 5 stars based on 126 reviews. Our users report success installing this driver update on PCs running Windows XP. The total disk space used for this update is 3.7 MB.
Supported Models
CMI8330
C-Media SoftMidi Driver
DOS Mode MPU-401 Emulator
External Midi (Mpu401) Device
Joystick Device
SB16 Audio Device
Windows Sound System (WSS) Device
Manufacturers
Supported Operating Systems
Windows 2003, Windows XP, Windows 2000, Windows NT4, Windows ME, Windows 98SE, Windows 98, Windows 95
File Name
Additional Notes
This is the driver zip for win95 only, simply unzip and doubleclick the cmmpu to install. Email me if you need help.
Uploaded By
Matt Truslow (DG Member) on 20-Apr-2000
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Related Driver Updates
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| W95drv/MSGSM32.ACM | 25.1 KB | 11 Jul 1995 |
| W95drv/table.dat | 70.8 KB | 23 Jun 1998 |
| W95drv/CM8330.DRV | 54.0 KB | 18 May 1998 |
| W95drv/VJOYD.VXD | 20.6 KB | 12 Jun 1998 |
| W95drv/SNDVOL32.CNT | 392 bytes | 11 Jul 1995 |
| W95drv/CM8330.VXD | 150.7 KB | 18 May 1998 |
| W95drv/Cmmpu401.vxd | 16.5 KB | 27 Feb 1998 |
| W95drv/uinstdrv.exe | 35.3 KB | 3 Jun 1998 |
| W95drv/README.TXT | 2.2 KB | 12 Jun 1998 |
| W95drv/CMMPU401.DRV | 8.7 KB | 11 Jul 1995 |
| W95drv/CSPMAN.DLL | 17.8 KB | 11 Jul 1995 |
| W95drv/SMIDI32.DLL | 85.5 KB | 15 Jul 1998 |
| W95drv/IMAADP32.ACM | 18.9 KB | 11 Jul 1995 |
| W95drv/TSD32.DLL | 17.4 KB | 11 Jul 1995 |
| W95drv/CMSMIDI.DRV | 18.2 KB | 19 Jun 1997 |
| W95drv/Cmi8330.inf | 9.8 KB | 25 May 1998 |
| W95drv/CMJSTICK.DRV | 7.7 KB | 12 Jun 1998 |
| W95drv/MSG711.ACM | 10.2 KB | 11 Jul 1995 |
| W95drv/SNDVOL32.EXE | 54.8 KB | 11 Jul 1995 |
| W95drv/wave.dat | 3.1 MB | 23 Jun 1998 |
| W95drv/CMMPU.EXE | 79.4 KB | 19 May 1998 |
| W95drv/SNDREC32.EXE | 105.5 KB | 11 Jul 1995 |
| W95drv/SOUNDREC.CNT | 1.0 KB | 11 Jul 1995 |
| W95drv/MSADP32.ACM | 17.9 KB | 11 Jul 1995 |
| W95drv/CMOPL.DRV | 18.0 KB | 11 Jul 1995 |
| W95drv/TSSOFT32.ACM | 8.7 KB | 11 Jul 1995 |
| W95drv/SOFTMIDI.DLL | 31.5 KB | 23 Jun 1998 |
| W95drv/CM8330SB.DRV | 52.0 KB | 18 May 1998 |
| W95drv/audio3d.dll | 495.1 KB | 7 Apr 1998 |
| W95drv/CM8330SB.VXD | 27.8 KB | 18 May 1998 |
How to Update External Midi (Mpu401) Device Device Drivers Quickly & Easily
Step 1 - Download Your Driver
To get the External Midi (Mpu401) Device driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter SiS External Midi (Mpu401) Device into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the SiS Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
To find the newest driver, you may need to visit the SiS website. Most major device manufacturers update their drivers regularly.
Step 2 - Install Your Driver
Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.
How to Open Device Manager
In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager
In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager
In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager
In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager
In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button
How to Install a driver from Device Manager
Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.
Select the Driver tab.
Click the Update Driver button and follow the instructions.
In most cases, you will need to reboot your computer in order for the driver update to take effect.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.