Axxon 4 Port RS422/RS485 PCI Controller Card

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Product Highlights

  • PCI Internal Interface
  • RS422 Expansion Ports
  • RS485 Expansion Ports
  • 4 Ports

About Axxon

The 4-Port RS422/RS485 PCI Controller Card from Axxon connects to a 5V PCI or PCI-X slot and, using the included Quadplex HD44M-to-4x DB9 cable adds four RS422/RS485 ports to your computer. It's designed with a low-height mounting bracket and comes with an optional standard-height mounting bracket.

Axxon Features

  • Low and Standard Height Mounting brackets included
  • ISOLATED TX+ and TX- lines
  • ISOLATED RX+ and RX- lines
  • ISOLATED Ground
  • RS422/RS485 selectable operation modes
  • RS422 Mode TX and RX ACTIVE
  • RS485 Full / Half Duplex support
  • 25kv ESD Surge Protection
  • Fail Safe Receiver Biasing
  • RS485 Auto-gating of the transmitter via hardware
  • Plug & Play Compatible
  • Onboard 3KV Isolated DC-DC Converter
  • Support for TX and RX line reversals
  • Slew Rate controlled transceivers for Error-free communications (115k/500k/10Mbs)
  • Short-Circuit / Thermal and current protected transceivers
  • Power Management 1.0 Compliant
  • Low Noise 4 Layer PCB
  • IRQ Sharing Capable (All 4 ports use SINGLE Interrupt)

Axxon Specifications

4x RS422/RS485 with 16C950 UART via Included Cable
Form Factor
Low Profile Size
System Requirements
Available 5V PCI/PCI-X Expansion Slot
Compatible with AMD Athlon/Pentium CPU Motherboards
128B Transmit/Receive
Baud Rate (RS-232 Interface)
460kBd Galvanic Isolated Interface
Supported Operating Systems
Windows 95, 98, ME, XP, NT, NT Server, 2000, 2000 Server, 2003 (32/64) Server; Plug and Play Linux (32-/64-bit)
Mfr #
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