Manufacturer: Sealevel Systems, Inc.
Manufacturer's Product Page: ISA 2-Port RS-232, RS-422, RS-485 Serial Interface
Category: PCI/ISA & SHB (PICMG 1.x)
The 3087 ISA serial interface provides two RS-232, RS-422, or RS-485 Asynchronous links to data collection and other devices. Fully independent operation of ports allows the configuration of the 3087 with either two RS-232 ports, two RS-422, RS-485 ports or with a combination of one RS-232 port and one RS-422, RS-485 port. Extended AT interrupts allow multiple serial ports to be assigned to different IRQ lines.
Features
RS-485 two or four wire operation
Individually selectable interrupts (2-5, 7, 10-12 and 15)
Windows Auto RS-485 driver software included
Selectable address including COM1COM4 and any I/0 address up to 3FF Hex
