The ICUSB2321FIS 1-Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation converts an available USB 1.1 or 2.0 port into an RS232 DB9 port that can be used to connect, monitor and control...
Add an RS422/485 serial port to your system through USB; features COM port retention
The ICUSB422 6 ft Professional RS422/485 USB Serial Cable Adapter with COM Port Retention lets you connect RS422...