The High-Speed USB Serial Port is a device manufactured by MosChip. You can unlock features and improve performance by updating its driver. This driver version has been downloaded 311 times and is rated 3 out of 5 stars based on 11 reviews. It is compatible with PCs running Windows Vista and Windows XP, among other operating systems. The total disk space used for this update is 7.2 MB.
mcs7840/7820
High-Speed USB MultiSerial Compound Device
High-Speed USB Serial Port
MosChip High-Speed USB MultiSerial Compound Device
MosChip High-Speed USB Serial Port
Windows Vista, Windows Vista (64 bit), Windows XP, Windows XP (64 bit), Windows ME, Windows 98SE, Mac OSX, Other
mcs78407820_usb_to_4s_mac10x_v32_w32_w64_Wce_whqlw98_me.rar (7.2 MB)
I don't have this device, PCMCIA?, PCI?,other? includes winCE for portable devices...
reefurbb (DG Member) on 2-Sep-2009
To get the High-Speed USB Serial Port 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 MosChip High-Speed USB Serial Port 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 MosChip 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 MosChip website. Most major device manufacturers update their drivers regularly.
After downloading the new driver, proceed with installation. On Windows, use the built-in Device Manager utility to manage your system's devices and drivers. To access it:
Right-click the Start button
Select "Device Manager" from the menu
Locate the device needing the update
Right-click the device and choose "Update driver"
Follow the on-screen prompts to install
Once complete, restart your computer to ensure the new driver is fully implemented and functioning properly.
This process helps maintain your system's performance and compatibility with various hardware components.
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.