Lekuo 2-Port RS-232 Mini PCIe Serial Card

Model

IO-mPCE352-2S

Chipset

XR17V352

Interface

Mini PCI-Express 2.0 Gen 1, x1 lane

Data Transfer Rate

Up to 921.6kbps

Serial Ports

2 x RS-232 ports (via header or adapter cable)

UART

16C550 compatible with 256-byte FIFO (transmit/receive)

Supported Signals

CTS, DSR, RI, DCD, DTR, RTS

Baud Rate

Configurable up to 921.6kbps

ESD Protection

15kV

Operating Temperature

-40°C to 85°C

System Compatibility

Windows XP, Vista, 7, 8, 8.1, 10, Windows Server 2003, 2008, 2012, Linux 2.6.27 and newer

Accessories

1 x Mini PCIe 2-Port RS-232 Card, 1 x User Manual

Features

• PCIe 2.0 Gen 1 compliant

• 15 KV ESD protection for all serial ports

• Sleep mode with wake-up Indicator

• Transmission media: twisted-pair cable or shielded cable

• Direction control: Adopt the technology which automatically controls the data-flow direction、automatically distinguish and control the data-transmission direction;

• UART interface support for 7 or 8 data bits,1 or 2 stop bits and even/odd/mark/space/none

• Flow control none,hardware and xon/xoff

• Extended operating temperature range; -40 to 85⁰C

Applications

• Next generation Point-of-Sale Systems

• Remote Access Servers

• Storage Network Management

• Factory Automation and Process Control

System Requirements

• Windows Server 2003, 2008, 2012

• Windows XP, Vista, 7, 8,8.1,10

• Linux 2.6.27, 2.6.31, 2.6.32, 3.x.x and newer

• A available mini PCI Express slot

Related Downloads

Driver Download

1. IO-mPCE352-2S

Download

❓ Does this card support the Kylin system?

✅ It supports Kylin, UnionTech and other Linux systems for use.

❓ Does this card require the installation of drivers? Can it be used with the Win7 system?

✅ Yes, it can be used after installing the drivers. The method for installing Windows drivers can be found in the detail page introduction.

❓ Can Linux systems use it without drivers?

✅ The RS232 serial card supports using the system's built-in kernel drivers, so it can be used without installing drivers. However, RS422/RS485 serial cards with PCI_E and miniPCE interfaces require the installation of drivers for use.

❓How to simply test if the serial port is working and communicating?

❓ How to install drivers on Linux systems? Are there any tutorials?

✅http://www.mmui.com.cn/index.php?id=1782

❓ What is the interface definition of this serial card?

✅ The pin definitions for RS422 are as follows:

1—RXD-

2—TXD+

3—RXD+

4—TXD-

5—GND

6—Empty (VCC is not used in this product)

The pin definitions for RS485 are as follows:

1—Empty

2—TX/RXD+(A)

3—Empty

4—TX/RXD-(B)

5—GND

6—Empty

❓ How can I download the drivers? Which drivers are used? I can't find them on the official website.

✅ Search for our official website's driver download address on Baidu: http://www.mmui.com.cn/data/upload/image/EXAR352_354_358.zip. Scroll down to find EXAR/352/354/358 and download and install it.