StarTech.com 4-Port Serial PCIe Card, Quad-Port RS232/RS422/RS485 Card, 16C1050 UART, ESD Protection, Windows/Linux, TAA-Compliant

The StarTech.com 4-Port Serial PCIe Card is an essential tool for enhancing serial communication capabilities in desktop computers and Small Form Factor (SFF) systems. With its quad-port design supporting RS-232, RS-422, and RS-485 standards, this PCIe card caters to diverse connectivity requirements for various serial peripheral devices. Whether for personal projects or professional use, this card ensures seamless communication, providing the reliability and flexibility needed for multiple applications.

• Independent Port Configuration: Each of the four DB9 ports can be configured independently using on-board DIP switches to operate in RS-232, RS-422, or RS-485 modes, making it perfect for connecting different types of devices.
• Real-Time Monitoring: LED indicators for each port allow users to monitor data transmit and receive activity effortlessly. This feature enhances troubleshooting efficiency and ensures smooth communication.
• Configurable Power Options: Tailor power management with three adjustable modes – 12V (1.5A per port), 5V (1.5A per port), or no power (RI) over pin 9, all configurable via on-board jumpers for specific application needs.
• Legacy Device Support: Extend the lifespan of legacy serial devices with this card, avoiding expensive upgrades and minimizing downtime in environments that rely on older technology.
• Compatibility and Compliance: TAA-compliant and supporting both Windows and Linux operating systems, this PCIe Serial Card accommodates a wide array of applications, including point-of-sale systems, factory automation, and medical equipment.

Technical Details of the Product

• Chipset: Asix AX99100 UART
• Compatibility: 16C450 and 16C550
• Ports: 4 x 9-Pin D-Sub Ports
• Max Baud Rate: 921.6Kbps per port
• FIFO: 256 Byte
• COM Retention: Yes
• Supported Parity Modes: Odd/Even/Mark/Space/None
• Data Bits: 5/6/7/8/9
• PCIe Version: 2.0 x1
• Brackets: Standard and low-profile brackets included for versatility in desktop configurations

How to Install

Installing the StarTech.com 4-Port Serial PCIe Card is a simple process. Follow these steps for a smooth installation:

1. Power down and unplug your computer.
2. Open the computer case to access the motherboard.
3. Locate an available PCIe slot and carefully insert the serial card into the slot.
4. Secure the card to the case using the screws provided.
5. Connect the appropriate power supply to the card if required.
6. Close the computer case and plug it back in.
7. Power on the computer and install any necessary drivers for your operating system to recognize the device.

Frequently Asked Questions

• Is this card compatible with both Windows and Linux?
  Yes, the StarTech.com 4-Port Serial PCIe Card supports both Windows and Linux operating systems.
• Can I use all four ports simultaneously?
  Absolutely! Each port can be configured independently, allowing for the simultaneous use of all four ports.
• What types of devices can I connect to this card?
  You can connect a variety of compliant devices, such as point-of-sale terminals, PLCs, factory automation equipment, scientific sensors, medical devices, and scanners.
• What is the maximum baud rate for each port?
  The maximum baud rate for each port is 921.6Kbps.
• How do I configure the power settings for each port?
  You can configure the power settings using on-board jumpers to select either 12V, 5V, or no power for each port.