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2-Port RS232/422/485 Combo Serial
1. Introduction
Thank you for purchasing this 2-Port RS232/422/485 Combo
Serial PCI Card. It is a universal add in card that connects to a
PC or server via the PCI Bus, providing high-speed serial
connectivity. The serial ports are fully compatible with
RS232/422/485 standard by the bundled Serial COM port drivers.
Each port can be set at any mode (RS232, RS485 2-wire, RS485
4-wire and RS422) and operate simultaneously.
There is an optional model supports Isolation and ESD
protection feature. It provides an ideal solution for most critical
applications.
2. Connector Layout
J1: S1
J3: S2
PCI Card
Installation Guide
JP2, JP1:
S1 RS232/422/485
Mode Selector
J4
JP5, JP4:
S2 RS232/422/485
Mode Selector
1
JP3: S1 RS485
TXD Control
J2
JP6: S2 RS485
TXD Control
JP8: Aux Power
Source Selector
J5: Aux Power
Connector
J2, J4:
Factory Use Only
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Summary of Contents for ANTAIRA RS232
- Page 1 The serial ports are fully compatible with RS232/422/485 standard by the bundled Serial COM port drivers. Each port can be set at any mode (RS232, RS485 2-wire, RS485 4-wire and RS422) and operate simultaneously. There is an optional model supports Isolation and ESD protection feature.
- Page 2 JP2 for S1(JP5 for S2): Set Modes TERM ECHO RS232/422/485 mode selector JP1 for S1 (JP4 for S2): To switch the signals between RS232 and RS422/485 modes. The RS422 and RS485 have the same settings. 232 422/485...
- Page 3 2-Port RS232/422/485 Combo Serial PCI Card 1. Mode Settings: JP2 (for S1) JP1 (for S1) Description JP5(for S2) JP4 (for S2) TERM RS485 2-wire ECHO mode (Default) 232 422/485 TERM RS485 4-wire ECHO mode 232 422/485 TERM RS422 mode ECHO...
- Page 4 2-Port RS232/422/485 Combo Serial PCI Card Termination Resistor Enable/Disable: This jumper enables/disables the 120 Ohm termination resistor between DATA+ and DATA- of the RS485 transceiver: JP2 (for S1) Description JP5(for S2) TERM No echo data ECHO (Default) TERM Transmission data will be echoed...
- Page 5 2-Port RS232/422/485 Combo Serial PCI Card TERM Termination Resistor Disabled ECHO (Default) TERM Termination Resistor Enabled ECHO TXD Control Selector: JP3 (for S1) and JP6 (for S2): This jumper is used to select the control signal for the transmitter buffer in RS485 2-wire mode. There are 2 settings are selectable, one is “MAN”...
- Page 6 2-Port RS232/422/485 Combo Serial PCI Card Plug the RS232/422/485 PCI card to the unused PCI expansion slot and attached the I/O card bracket to the computer chassis screw. Put the chassis cover back on the computer. Turn ON the power of your computer and peripherals.
- Page 7 To check the Installation, right click on〝My Computer〞and choose 〝Manage〞 . Choose 〝 Device Manager 〞 and double click 〝 Ports 〞. 6. RS232 Pin Assignments and Cable Wiring 9 Pins Signal DB9(Male) to DB9(Male) Wiring: DB9(USB Adapter) DB9(Serial Device)
- Page 8 2-Port RS232/422/485 Combo Serial PCI Card 7. RS422/485 Pin Assignments and Cable Wiring DB9-Male Pin Assignment: 9 Pins Signal TXD- (DATA-) TXD+ (DATA+) RXD+ RXD- NC = No connection RS422 Cable Wiring: DB9 (RS422 to USB Cable) (RS422 Device) 1 TXD-...
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