Installer program will not run on early Windows 7 or Beta versions. Click the “Advanced” button. Adaptor may not be exactly as pictured above. Subscription Options Unsubscribe from All. USB to RS adapters are commodity pieces of computer equipment.

Uploader: Dikazahn
Date Added: 22 April 2012
File Size: 43.8 Mb
Operating Systems: Windows NT/2000/XP/2003/2003/7/8/10 MacOS 10/X
Downloads: 38586
Price: Free* [*Free Regsitration Required]

In the Windows Device Manager, right-click your device from the list. In the old days of uzb computers, one of the primary connections available was the RS serial port.

USB to Serial

The software driver is properly sr, but the USB-RS adaptor does not work as expected One of the common reasons that software may not work as expected with a USB-Serial adaptor when the devcie is properly installed, is many older programs and even some new ones only support a limited number of COM ports e. Apart from the parallel port, it was the primary means to connect an external device.

The most common problem that our customers encounter with a USB to RS adapter is getting the proper driver installed. If COM 4 is in use, you must choose another port. Data practically flowed directly to and from the software that was accessing the serial port.

USB-RS Serial Converter Driver Download

The USB provided smaller connectors and more data throughput than the serial and parallel interfaces it replaced. There have been many more cases where a USB cable stopped working half-way through a day in the field.


For older cables purchased prior to October, Subscription Options Unsubscribe from All. The values for each port are. Joined Aug 31, Messages Click on “Change Settings”. The Selective Suspend option allows Windows to put your hardware to sleep, which can result in corrupt data packets.

We chose this cable because it uses a chip that has a certified driver available on Windows Update. Search the Blog Search.

Where to Buy

This local company claims to sell the cheapest USB2Serial cables they might also be able to offer advice Please log in or register to comment. Joined Dec 9, Messages 3, As mentioned previously, USB uses a shared data bus with packetized communication. Adaptor may not meceer exactly as pictured above.

The older cables were silver in color and did not have a driver available for Windows beyond version 7. Note the COM port must have ” in use ” listed next to it, if it does then another device with that name is already installed in the system. If the driver for your adapter is not automatically installed or cannot be installed from a CD, you will need us identify the chip in your cable and locate the driver on the Internet.


Click the Advanced… button.

Installing the Plugable USB to RS DB9 Serial Adapter on Windows 7 – Plugable

Inthe Universal Serial Bus USB standard was introduced as a replacement for the serial connector and other connector types that were typically found on the back of computers. Launch the software to use with the new COM port. Joined Jul 27, Messages 8.

Built-in RS ports featured direct mapping to memory and worked at a high priority. This value will change the port to COM 4. Suggest an Article Is there a topic you would like to learn more about?

A poorly constructed cable could have components that fail in a meccer period of time—perhaps even by the time you receive the cable. It could be a driver issue. Our customers frequently encounter issues with these adapters.