The ICUSB422 6ft Professional RS422/485 USB Serial Cable Adapter with COM Port Retention lets you connect RS422 or RS485 serial devices to your USB-enabled computer. The adapter features a 9-pin (DB9) male serial connector as well as dipswitch controls for easy port configuration, and requires minimal software.. The USB-485 is an isolated USB to RS422 or RS485 converter. It is ideal for computers which do not have a physical serial port and cannot be used with a conventional interface converter.. The FTDI Chip USB-RS485-PCBA is a USB to RS485 converter. It consists of a USB connector mounted onto a PCB. This PCB houses the FTDI Chip FT232RQ chip and enables you to connect to devices with an RS232 serial interface, quickly and easily.. USB-485 Isolated USB-RS422/RS485 Interface Converter Installation and Operation General The USB485 is a general purpose USB to RS422/RS485 isolated interface converter. It is intended to provide an RS422/485 port on a PC which has only a USB port available. Drivers are included to create a virtual COM port within the operating system, compatible with standard Windows application programs. The . The USB-RS485 cable is a USB to RS485 levels serial UART converter cable incorporating FTDI’s FT232RQ USB to serial UART interface IC device which handles all the USB signalling and protocols. The cable provides a fast, simple way to connect devices with a RS485 interface to USB.. Every RS422 / RS485 - USB converter can be employed in a wide temperature range. The Baudrate is recognized automatically , so that no Dipp-switch is needed. The USB - RS422 / RS485 Converter may directly get connected to the PC..