Exsys USB B Female to RS-422, RS-485 Interface Adapter [EX-1335HMV]; 309-588
The Exsys USB to Serial RS-422/485 converter provides one serial RS-422, or 485 high performance UART 16C550 combo outputs. It is designed to expand two additional serial outputs in a compact metal housing for desktop computers, servers or notebooks via the USB bus. Due to the simple installation, the computer does not need to be opened and tit can be installed during operation.
Data bit are 7 and 8
IO addresses and interrupt are assigned by the operating system
Rugged metal case