Although there are two primary companies that manufacture USB to RS adapter chips, there are many cable manufacturers who offer varying levels of cable quality. Test your USB adapters in the office with your field computer. The driver for FTDI chips allows you to lower the latency time on packets. To handle the packets and move data in and out of the program accessing the USB device, a software driver is needed. Performance As mentioned previously, USB uses a shared data bus with packetized communication.
|Date Added:||3 March 2008|
|File Size:||69.40 Mb|
|Operating Systems:||Windows NT/2000/XP/2003/2003/7/8/10 MacOS 10/X|
|Price:||Free* [*Free Regsitration Required]|
Delock Adapter USB 2.0 Type-A > 2 x Serial DB9 RS-232
Suggest an Article Is there a topic you would like to learn more about? Please log in or register to comment. For example, there are three types of problems that you may encounter when using a USB to RS adapter:. Driver issues Hardware issues Performance issues Issue 1: Some manufacturers identify on their packaging which chip is used inside their cable.
USB devices have high throughput, but they use a shared data bus. These IDs respectively indicate the manufacturer and the model number of the chip. The USB provided smaller connectors and more data throughput than the serial and parallel interfaces it replaced.
In the Properties dialog box, select the Details tab. Click the Advanced… button.
The connector was reduced from a pin connector to a 9-pin connector, but RS ports remained present on every computer for many years. Is there a topic you would like to learn more about? If the driver for your adapter is not automatically installed or cannot be installed from a CD, you will need to identify the chip in your cable and locate the driver on the Internet.
There have been many more cases where a USB cable stopped working half-way through a day in the field.
Delock Products Delock Adapter USB Type-A > 1 x Serial DB9 RS
Share This Article Email. Set up your preferences for receiving email notifications when new blog articles are posted that match your areas of interest. He directs a group of talented, experienced technical support engineers. We’re active on Social Media!
A poorly constructed cable could have components that fail in a short period of time—perhaps even by the time you receive the cable. The software driver sits between the hardware and the computer program you are using, and it must be installed and working correctly.
If so, you are not alone. To disable the Selective Suspend option, clear the checkbox for the Enable Selective Suspend field on the Advanced Settings window for your device. Subscription Options Unsubscribe from All.
Delock Products Delock Adapter Micro USB > Serial RS for Android devices
The Selective Suspend option allows Windows to put your hardware to sleep, which can result in corrupt data packets. 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.
Although there are two primary companies that manufacture USB to RS adapter chips, there are many cable manufacturers who offer varying levels of cable quality.
His specialties include serial communications and advanced data logger programming. Our customers frequently encounter issues with these adapters. Test your USB adapters in the office with your field computer.
Because off-brand chips with poor drivers are unreliable, Campbell Acapter recommends and currently sells a cable using an FTDI chip part number From the Windows Device Manager, right-click your device from the list.
Delock Adapter Micro USB > Serial RS-232 for Android devices
The most common problem that our customers encounter with a USB to RS adapter is getting the proper driver installed. In addition to lowering your latency time, I also recommend disabling the Selective Suspend option for your cable.
The older cables were silver in color and did not have a driver available for Windows beyond celock 7. Stay informed with our latest updates by following us on these platforms:.
In the Windows Device Manager, right-click your device from the list. Data is wrapped up and transferred in packets.