USB to Serial adapters comes in several different variations in regards to interface types. The reason is that low-cost processor chips are often poorly designed and have incompatible drivers. The problem with an unknown or low-cost processor and driver ship is that it will most likely cause you more problems when installing the drivers or when trying to communicate with your serial device. The seller of the adapter should be able to tell you which processor brand is inside the chip, if they cant tell you, don't buy it. Examples of well known brands are FTDI and Silicon Labs. Well known brand of USB processor and driver chip. We highly recommend a USB to serial adapter designed with a The main parts of the inside circuitry consists of two processor chips: a USB to Serial processor chip, this chip converts all the USB data to serial data and all the serial data to USB data, and a Serial driver chip, this chip provides the power for your the device connected to the serial port of the adapter it kind of amplifies the signals. Okay, but how about the inside of the adapter? Well, the circuitry inside the adapter is even more important that the outside. This is a very helpful feature when troubleshooting. One of our favorite features of the USB to serial adapter is the type of adapter which have indication lights for the TX and RX communication lines. Most USB to Serial adapters has a DB9 connector however some adapters has a screw terminal header instead, this applies to industrial adapters and converters in particular. Some have thumb screws for attaching the DB9 connector to a device while others have screw nuts for connecting devices. Other differences are that some adapters has a female DB9 port instead of a male DB9 serial port. However mostly the physical size of the USB to serial adapter is actually the least important feature, more importantly are the electrical features of the adapter. For example a one port adapter is much smaller than a four port adapter. So what is the main differences between these USB to serial adapters? The most obvious difference is the physical size of the adapters this is mostly due to the number of ports the particular adapter has. Each file type has a slighty different installation procedure to follow.įor more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.What are the differences between USB to Serial adapters? For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. In most cases, you will need to reboot your computer in order for the driver update to take effect. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.Ĭlick the Update Driver button and follow the instructions. How to Install a driver from Device Manager In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager In Windows 7, click Start -> Control Panel -> Hardware and Sound -> 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 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager 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. Once you have downloaded your new driver, you'll need to install it. Most major device manufacturers update their drivers regularly. To find the newest driver, you may need to visit the Cisco website. It is a software utility which automatically finds and downloads the right driver. Tech Tip: If you are having trouble deciding which is the right driver, try the Cisco Driver Update Utility. In the results, choose the best match for your PC and operating system. Enter Cisco USB to Serial Adapter into the search box above and then submit. If the driver listed is not the right version or operating system, search our driver archive for the correct version. After you complete your download, move on to Step 2. To get the USB to Serial Adapter driver, click the green download button above. How to Update USB to Serial Adapter Device Drivers Quickly & Easily Step 1 - Download Your Driver
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