Silicon Laboratories CP210x USB Composite Device Driver Download
Download the latest version of the CP210x USB Composite Device driver for your computer's operating system. This version of "srv1_usb_radio.zip" is rated (5 out of 5 stars) based on 439 downloads and 6 reviews. Our users report success installing this driver update on PCs running Windows XP. The total disk space used for this update is 502.4 KB.
Supported Models
CP2101 USB to UART Bridge Controller
CP2101 USB Composite Device
CP210x USB Composite Device
CP210x USB to UART Bridge Controller
Manufacturers
Supported Operating Systems
Other
File Name
Versions
4.28.0.2700 (2004-12-16) via .inf
4.20.0.2700 (2004-03-16) via .inf
Uploaded By
DriverGuide (DG Staff Member) on 15-Jun-2009
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Related Driver Updates
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| LINUX/Readme.txt | 678 bytes | 1 Oct 2004 |
| LINUX/cardinal-redhat9-V0_81b.tar.gz | 15.8 KB | 10 Jun 2004 |
| MAC/Readme.txt | 686 bytes | 1 Oct 2004 |
| MAC/cardinal-osx-V1_00e-release.zip | 70.9 KB | 3 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Installer.app/Contents/Info.plist | 993 bytes | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Installer.app/Contents/MacOS/SLAB_USBtoUART Installer | 46.9 KB | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Installer.app/Contents/PkgInfo | 8 bytes | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Installer.app/Contents/Resources/InstallTree.pax.gz | 28.5 KB | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Installer.app/Contents/Resources/installer.icns | 39.9 KB | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Installer.app/Contents/Resources/installer.nib/classes.nib | 344 bytes | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Installer.app/Contents/Resources/installer.nib/info.nib | 661 bytes | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Installer.app/Contents/Resources/installer.nib/objects.nib | 2.8 KB | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Uninstaller.app/Contents/Info.plist | 1.0 KB | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Uninstaller.app/Contents/MacOS/SLAB_USBtoUART Uninstaller | 42.6 KB | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Uninstaller.app/Contents/PkgInfo | 8 bytes | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Uninstaller.app/Contents/Resources/uninstaller.icns | 35.5 KB | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Uninstaller.app/Contents/Resources/uninstaller.nib/classes.nib | 348 bytes | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Uninstaller.app/Contents/Resources/uninstaller.nib/info.nib | 661 bytes | 1 Mar 2004 |
| MAC/cardinal-osx-V1_00e-release.zip/SLAB_USBtoUART Uninstaller.app/Contents/Resources/uninstaller.nib/objects.nib | 2.9 KB | 1 Mar 2004 |
| WIN/Readme.txt | 1.5 KB | 1 Oct 2004 |
| WIN/slabbus.cat | 9.2 KB | 6 Apr 2004 |
| WIN/slabbus.inf | 8.2 KB | 16 Mar 2004 |
| WIN/slabbus.sys | 52.4 KB | 25 Mar 2004 |
| WIN/slabcm95.sys | 10.6 KB | 11 Mar 2004 |
| WIN/slabcmnt.sys | 6.1 KB | 11 Mar 2004 |
| WIN/slabcomm.vxd | 23.9 KB | 11 Mar 2004 |
| WIN/slabcr.sys | 4.0 KB | 11 Mar 2004 |
| WIN/slabser.cat | 8.4 KB | 6 Apr 2004 |
| WIN/slabser.sys | 84.5 KB | 25 Mar 2004 |
| WIN/slabvcd.vxd | 13.2 KB | 11 Mar 2004 |
| WIN/slabvcr.vxd | 30.6 KB | 11 Mar 2004 |
| WIN/slabvxd.inf | 10.9 KB | 16 Mar 2004 |
| WIN/slabw2k.inf | 4.8 KB | 16 Mar 2004 |
| WIN/slabwdm.inf | 5.0 KB | 16 Mar 2004 |
| WIN/slabwh95.sys | 6.7 KB | 11 Mar 2004 |
| WIN/slabwhnt.sys | 5.8 KB | 11 Mar 2004 |
| WIN/unin98.exe | 208.9 KB | 28 Apr 2004 |
| WIN/unin98.ini | 200 bytes | 1 Apr 2004 |
| WIN/uninstall.exe | 47.1 KB | 15 Mar 2004 |
| WIN/uninstall.ini | 61 bytes | 23 Apr 2004 |
| WIN_PREINSTALL/PreInstaller.exe | 36.9 KB | 9 Dec 2004 |
| WIN_PREINSTALL/Readme.txt | 1.8 KB | 21 Dec 2004 |
| WIN_PREINSTALL/setup.ini | 374 bytes | 15 Oct 2004 |
| WIN_PREINSTALL/slabbus.inf | 8.2 KB | 20 Dec 2004 |
| WIN_PREINSTALL/slabbus.sys | 55.3 KB | 16 Dec 2004 |
| WIN_PREINSTALL/slabcm95.sys | 10.7 KB | 16 Dec 2004 |
| WIN_PREINSTALL/slabcmnt.sys | 6.1 KB | 16 Dec 2004 |
| WIN_PREINSTALL/slabcomm.vxd | 23.9 KB | 16 Dec 2004 |
| WIN_PREINSTALL/slabcr.sys | 4.0 KB | 16 Dec 2004 |
| WIN_PREINSTALL/slabser.sys | 89.8 KB | 16 Dec 2004 |
| WIN_PREINSTALL/slabunin.exe | 28.7 KB | 9 Dec 2004 |
| WIN_PREINSTALL/slabunin.u2k | 101 bytes | 6 Feb 2006 |
| WIN_PREINSTALL/slabunin.u98 | 198 bytes | 6 Feb 2006 |
| WIN_PREINSTALL/slabunin2k.exe | 47.6 KB | 15 Oct 2004 |
| WIN_PREINSTALL/slabvcd.vxd | 13.2 KB | 16 Dec 2004 |
| WIN_PREINSTALL/slabvcr.vxd | 30.6 KB | 16 Dec 2004 |
| WIN_PREINSTALL/slabvxd.inf | 10.9 KB | 20 Dec 2004 |
| WIN_PREINSTALL/slabw2k.inf | 4.7 KB | 20 Dec 2004 |
| WIN_PREINSTALL/slabwdm.inf | 4.9 KB | 20 Dec 2004 |
| WIN_PREINSTALL/slabwh95.sys | 6.7 KB | 16 Dec 2004 |
| WIN_PREINSTALL/slabwhnt.sys | 5.8 KB | 16 Dec 2004 |
How to Update CP210x USB Composite Device Device Drivers Quickly & Easily
Step 1 - Download Your Driver
To get the CP210x USB Composite 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 Silicon Laboratories CP210x USB Composite 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 Driver Update Utility for Silicon Laboratories CP210x USB Composite Device. It is a software utility which automatically finds and downloads the right driver.
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.