1
Congratulation on your purchasing this high performance Mini PCI
Express (Mini PCIe) RS422/485 serial card. The card is high speed PCI
Express bus based and plug-and-play compliant. Both its enhanced
serial ports (256-byte deep FIFO) are jumper-configurable for RS422,
4-wire RS485 and 2-wire RS485 modes.
Features:
Full x1 Mini PCI Express Throughput, 250Mbytes/sec
Fully Compliant with PCI Express Base Specifications, Revision 1.1
Supports RS485 Auto Transceiver Turn Around by Unique Featured
ATTA
TM
Hardware
Supports 2 DB9-male Connectors over Flat Cables
Support 4-wire RS422/485 and 2-wire RS485 Modes
Supports RS422/485 Speed up to 921.6Kpbs
9-bit Data Framing, as well as 5,6,7 and 8bits
Supports Win2000, XP, 2003, 2008, Vista, Win 7 and Linux
EX-48052
2S RS422/485 Mini PCIe Card
1. Introduction
2. Board Layout
J3: S2, 2’nd
RS422/485 port
J2: S1, 1’st
RS422/485 port
JP1: S1 mode
settings
Mini PCIe
golden
fingers
Pin #1
Pin #1
Pin #1
JP2: S2 mode
settings
J5: factory use
only, do not
install any jumper
JP3: S1
Terminator
Enable/Disable
JP4: S2
Terminator
Enable/Disable
