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Introduction
The Sealevel Systems SeaLINK+485I equips the PCwith1 isolated USB to
RS-422/485 Asynchronous serial port providing a versatile interface for
common RS-422/485 needs. The SeaLINK+485Iconnects through the PC’s
external USB port,so it does not require opening the computer case. Resources
such as IRQ’s and I/O addresses are also not utilized. It does require a system
that supports USB in hardware and operating system.