The adapter is designed with external switches to set RS-422 or RS-485 ports and different operation modes conveniently. The RS-422/485 port functions as native Windows COM port, and it is compatible with Windows serial communication applications. There are no IRQ & COM port conflicts, since the port doesn’t require any additional IRQ, DMA, memory as resources on the system. Plugging the USB-COMi or USB-COMi-SI USB to Industrial Single Serial Adapter to the USB port, the adapter is automatically detected and installed. Adapting the new technology, the serial port expansion now takes the new bus with easy and convenient connectivity. By taking advantage of the USB bus, the USB Serial Adapter makes it easier than ever to add one RS-422/485 port and serial devices to your system with easy plug and play and hot plug features. Connecting to a USB port on your computer or USB hub, the USB Serial Adapter instantly adds one industrial RS-422/485 multi-electrical interface serial communication port to your system. The USB-COMi and USB-COMi-SI Industrial Single RS-422/485 Adapters are designed to make serial port expansion quick and simple.
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