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DP RS422/485 PCI Express Adapter Card Quick Installation Guide Introduction The DP RS422/485 PCI Express Adapter Card is a high-speed serial card that provides additional serial ports to your system. Key Features and Benefits • Compliant with PCI Express Base Specification, Revision 1.1 •...
Jumper Settings RS-422 or 4-wire RS-485 working model with termination resistor 2-wire RS-485 working model with termination resistor This RS-422/485 PCI Express Serial board equips independent TX and RX termination resistors for each serial port. User can modify the jumper setting (short the pins) to avoid impedance mismatched problem when operate under Multi- drop transmission.
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Default jumper setting is Open (disconnect 120 ohms termination resistors across the two wires) DP 2-Port RS422/485 PCI Express Adapter Card Figure 3: ID-P20211-S1 Pin Layout...
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Figure 4: ID-P20211-S1 Pin Assignment Pin 1-2 jumper setting is short by default, Auto Detect / RS-485(2-Wire) This COM port can automatically detect the state of RS-422 full duplex or RS-485 half duplex and control the data transmitting and receiving wires at the same port.
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Pin 1-2 jumper setting is short by default, Auto Detect / RS-485(2-Wire) This COM port can automatically detect the state of RS-422 full duplex or RS-485 half duplex and control the data transmitting and receiving wires at the same port. Pin 2-3 jumper setting is short for RS-422/ RS-485(4-Wire) This COM port forces to run RS-422 full...
Hardware Installation General instructions for installing the card are provided below. Since the design of computer cases and motherboards vary, refer to your computer’ s reference manual for further information, if needed. Static Electricity Discharge may permanently damage your system. Discharge any static electricity build up in your body by touching your computer’...
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To install the card, carefully align the card's bus connector with the selected PCIe slot on the motherboard. Push the board down firmly, but gently, until it is well seated. Replace the slot bracket's holding screw to secure the card. Replace the computer cover and reconnect the power cord.
Driver Installation This section provide the steps to install the driver of DP RS422/485 PCI Express Adapter Card. Windows 7 (32-/64-bit) / Server 2008 R2 Install the board and boot up Windows. Note: Windows 7 will automatically search preconfigured driver folders for the proper driver, it may take several minutes to complete.
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At the Completing the PLX OXPCIe952/ 954 PCIe RS-422/485 Serial Cards Setup Wizard, select Reboot now, then click Finish to complete the installation. Windows Vista (32-/64-bit) / Server 2008 (32-/64-bit) Install the board and boot up Windows. At the Found New Hardware window, click Cancel.
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At the Completing the PLX OXPCIe952/ 954 PCIe RS-422/485 Serial Cards Setup Wizard, select Reboot now, then click Finish to complete the installation. Windows XP (32-/64-bit) / Server 2003 (32-/64-bit) Install the board and boot up Windows. At the Found New Hardware Wizard, click Cancel.
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Windows 2000 At the Welcome to the Found New Hardware Wizard, click Next. Select Search for a suitable driver for my device (recommended), and click Next. Check Specify a location, uncheck the other boxes, then click Next. Insert the driver CD, type D:\x86, then click OK.
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To Verify Windows Installation Check in Device Manager to verify installation. For Windows 7: Right click Computer, click Manage, then click Device Manager. For Windows Vista: Right click Computer, click Manage, click Continue, then click Device Manager. For Windows XP / Server 2003 / 2000: Right click My Computer, click Manage, click Device Manager.
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Changing Serial Port Number Some serial port devices need a specific communication port in order to function properly. If your communication port device works, do not make any changes. Right click My Computer, click Manage, then click Device Manager. Double click Ports (COM & LPT), and double click the PCI Express UART Port.
Go to www.siig.com, click Support, then REQUEST A PRODUCT REPLACEMENT to submit a request to SIIG RMA or fax a request to 510-657-5962. Your RMA request will be processed, if the product is determined to be defective, an RMA number will be issued.
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Fremont, CA 94538-3152, USA Phone: 510-657-8688 DP RS422/485 PCI Express Adapter Card is a trademark of SIIG, Inc. SIIG and the SIIG logo are registered trademarks of SIIG, Inc. Microsoft and Windows are registered trademarks of Microsoft Corporation. All other names used in this publication are for identification only and may be trademarks of their respective owners.