RS-422/485 Serial Communication Card
PCI-COM-1S - Acces I/O Products, Inc.
The PCI-COM-1S is a single port asynchronous serial communications card that can be installed in any 3.3V or 5V PCI slot computer. The card meets the MD1 PCI Low Profile Specification and is just 4.7 inches long. For low profile systems please use P/N LPCI-COM-1S for the card to be shipped with a low profile bracket.