Feature:

1. It is easy to allow more serial and parallel devices to be connected to your computer.
2. Two 9-pin RS-232 DB9 external serial ports and one DB 25 external parallel LPT port.
3. Complies with PCI Express Specification Revision 1.1.
4. WCH382 master chip, stable and powerful.
5. PCI Express single lane (x1) bus bandwidth 2.5 Gbps.


Specification:

Features:
1. It is easy to allow more serial and parallel devices to be connected to your computer.
2. Two 9-pin RS-232 DB9 external serial ports and one DB 25 external parallel LPT port.
3. Complies with PCI Express Specification Revision 1.1.
4. WCH382 master chip, stable and powerful.
5. PCI Express single lane (x1) bus bandwidth 2.5 Gbps.
6. Support for DOS, 8 / 7 / Vista / XP / 2000 / Server 2003-2008 32/64 bit, Linux operating system.

Specifications:
Compliant with PCI-Express Specification Revision 1.1
PCI-Express Single-Lane (x1) bus bandwidth 2.5Gbps
Support for DOS, 8 / 7 / Vista / XP / 2000 / Server 2003-2008 32/64-bit, Linux and other operating systems

Parallel interface (LPT)
I/O address: assigned by BIOS
IRQ: Assigned by BIOS
Support for SPP, , EPP & ECP and mode

Serial interface (RS232)
Compliant with industry standard 16C450/16C550 UART
The chip has a built-in 256-byte FIFO and on-chip H/W, S/W control function.
The data transmission rate of each serial port can reach 250Kbps (customized data transmission can reach 1Mbps)
Baud rate: 230.4Kbps
Serial communication parameters Data bits: 5, 6, 7, 8
Stop position: 1, 2
Parity: None, Even, Odd, Space, Mark
control: RTS/CTS, XON/XOFF
I/O address: assigned by BIOS
IRQ: Assigned by BIOS

Serial signal for RS-232: TxD, RxD, RTS, CTS, DTR, , DCD, GND

Package List:
1 x Riser Card
1 x Cover Board
1 x Serial Cable

Note:
Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.
  



 

1. Our listing price includes the value of goods,packaging cost,and export taxes,not including international duties.
2. duties,taxes,and charges are not included in the item price or shipping fee.
3. The duties are buyers' responsibility.Please check with your country's customs office determine what these additional costs will be prior to your purchase.
4. All disputes arising from the duties will be submitted to ebay for solution.

 

1. Any questions, pls. contact us via ebay message or email us.We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. post a message again because sometimes our message system may block some emails.

2. If you are satisfied with our service, pls. kindly leave us a positive feedback and give us the Detailed Seller Rating with all "5 " in very area
3. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. 

https://image-us.chengykj.com/upload/third_resource/image/feedback.jpg


We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders. 

https://image-us.chengykj.com/upload/third_resource/image/shipc73.jpg

On 11/04/2025 at 18:30:40 AEST, seller added the following information:

DataCaciques