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- Dual RS232 Ports: Provides two independent RS232 serial communication ports for connecting serial devices such as modems, sensors, controllers, and industrial equipment.
- Oxford 16950 Compatibility: Each port is based on an Oxford 16950-compatible UART, ensuring stable performance, advanced buffering, and compatibility with legacy serial communication standards.
- PCI Express Interface: Utilizes the PCI Express (PCIe) bus architecture for high-speed data transfer and efficient system resource allocation.
- Plug-and-Play Installation: Fully plug-and-play compliant, with automatic resource assignment (I/O and IRQ) by the PCI BIOS.
- Wide OS Support: Compatible with multiple operating systems, including Windows 2000, XP, 2003, Vista, Linux, and SCO Unix.
- Flexible Bracket Options: Available in standard PCIe bracket (OPe952) and low-profile PCIe bracket (OPe952L) versions for compatibility with different chassis types.
- Industrial-Grade Design: Designed for industrial control and automation environments, supporting extended operating temperature and humidity ranges.
- Memory-Mapped I/O: Supports memory-mapped I/O addressing for efficient communication and reduced CPU overhead.
- Scalable System Integration: Supports up to two OPe952 cards per system, allowing expansion to four RS232 ports in total.
- Upgradeable Product Line: Compatible with related Rayon Technology products offering higher port counts and alternative interfaces (RS422/485, USB, IP-based solutions).
- Oxford 16950 Compatibility: Each port is based on an Oxford 16950-compatible UART, ensuring stable performance, advanced buffering, and compatibility with legacy serial communication standards.
- PCI Express Interface: Utilizes the PCI Express (PCIe) bus architecture for high-speed data transfer and efficient system resource allocation.
- Plug-and-Play Installation: Fully plug-and-play compliant, with automatic resource assignment (I/O and IRQ) by the PCI BIOS.
- Wide OS Support: Compatible with multiple operating systems, including Windows 2000, XP, 2003, Vista, Linux, and SCO Unix.
- Flexible Bracket Options: Available in standard PCIe bracket (OPe952) and low-profile PCIe bracket (OPe952L) versions for compatibility with different chassis types.
- Industrial-Grade Design: Designed for industrial control and automation environments, supporting extended operating temperature and humidity ranges.
- Memory-Mapped I/O: Supports memory-mapped I/O addressing for efficient communication and reduced CPU overhead.
- Scalable System Integration: Supports up to two OPe952 cards per system, allowing expansion to four RS232 ports in total.
- Upgradeable Product Line: Compatible with related Rayon Technology products offering higher port counts and alternative interfaces (RS422/485, USB, IP-based solutions).
Comprehensive Product Summary – OPe952 PCIe 2-Port RS232 Oxford-Compatible Card
### 1. Product Overview
Product Name: OPe952 PCIe 2-Port RS232 Oxford-Compatible Card
Model Number: OPe952
Series: OPe PCI Express Serial Communication Series
Article Number: OPe952
Manufacturer: Rayon Technology Co., Ltd.
Manufacturer Address: 2F, No. 177, Chung Shan 2 Rd., Lu Chou City, Taipei Hsien, Taiwan
Contact Information:
- Telephone: +886-2-82858362
- Fax: +886-2-82857065
- Email: rayon@ms1.hinet.net
- Website: [www.rayontech.com](http://www.rayontech.com) | [www.computex.com.tw/rayon](http://www.computex.com.tw/rayon)
Product Description:
The OPe952 is a PCI Express (PCIe) two-port RS232 serial communication card designed for industrial, commercial, and embedded computing applications. It provides two independent RS232 serial ports, each based on an Oxford 16950-compatible UART controller, ensuring high reliability and compatibility with a wide range of serial devices. The card supports data transfer rates from 50 bps up to 115,200 bps and is fully compatible with Windows and Linux operating systems. It is available in both standard and low-profile PCIe bracket configurations, making it suitable for various system form factors.
### 2. Key Features
- Dual RS232 Ports: Provides two independent RS232 serial communication ports for connecting serial devices such as modems, sensors, controllers, and industrial equipment.
- Oxford 16950 Compatibility: Each port is based on an Oxford 16950-compatible UART, ensuring stable performance, advanced buffering, and compatibility with legacy serial communication standards.
- PCI Express Interface: Utilizes the PCI Express (PCIe) bus architecture for high-speed data transfer and efficient system resource allocation.
- Plug-and-Play Installation: Fully plug-and-play compliant, with automatic resource assignment (I/O and IRQ) by the PCI BIOS.
- Wide OS Support: Compatible with multiple operating systems, including Windows 2000, XP, 2003, Vista, Linux, and SCO Unix.
- Flexible Bracket Options: Available in standard PCIe bracket (OPe952) and low-profile PCIe bracket (OPe952L) versions for compatibility with different chassis types.
- Industrial-Grade Design: Designed for industrial control and automation environments, supporting extended operating temperature and humidity ranges.
- Memory-Mapped I/O: Supports memory-mapped I/O addressing for efficient communication and reduced CPU overhead.
- Scalable System Integration: Supports up to two OPe952 cards per system, allowing expansion to four RS232 ports in total.
- Upgradeable Product Line: Compatible with related Rayon Technology products offering higher port counts and alternative interfaces (RS422/485, USB, IP-based solutions).
### 3. Technical Specifications
General Specifications:
- Model: OPe952
- Bus Interface: PCI Express (PCIe)
- Number of Ports: 2 independent RS232 serial ports
- Controller Type: Oxford 16950-compatible UART
- Baud Rate: Configurable from 50 bps to 115,200 bps per port
- Connector Type: DB9 male connectors (x2)
- Card Dimensions: 80 mm (L) × 70 mm (W)
- Bracket Options:
- OPe952: Standard PCIe bracket
- OPe952L: Low-profile PCIe bracket
- Maximum Cards per System: 2
Electrical & Interface Specifications:
- Bus Type: PCI Express x1 (compatible with x1, x4, x8, x16 slots)
- I/O Addressing: Memory mapping assigned automatically by PCI BIOS
- IRQ Assignment: Single IRQ mapping assigned by PCI BIOS
- Signal Interface: RS232 standard (asynchronous serial communication)
- UART Features: 16C950/16950-compatible with 128-byte FIFO buffer
Environmental Conditions:
- Operating Temperature: 0°C to 55°C
- Storage Temperature: 0°C to 65°C
- Operating Humidity: 10% to 95% RH (non-condensing)
- Storage Humidity: 5% to 95% RH (non-condensing)
Physical Construction:
- PCB Material: Industrial-grade FR-4 PCB
- Connectors: Two DB9 male connectors mounted on the bracket
- Bracket Material: Nickel-plated steel (standard and low-profile options)
- Weight: Approximately 60–80 g (depending on bracket type)
### 4. Functionality
Operational Overview:
The OPe952 functions as a dual-port RS232 serial communication interface card for systems equipped with PCI Express slots. Once installed, it provides two independent serial ports that can be configured for various baud rates and communication parameters. Each port operates independently, allowing simultaneous communication with multiple serial devices.
Use Cases and Applications:
- Industrial Automation: Connecting PLCs, sensors, and control modules in manufacturing environments.
- Point-of-Sale (POS) Systems: Interfacing with barcode scanners, receipt printers, and cash drawers.
- Networking and Communication: Linking modems, serial consoles, and network management devices.
- Embedded Systems: Providing serial connectivity for embedded controllers and development boards.
- Laboratory and Test Equipment: Communicating with measurement instruments and data acquisition systems.
- Legacy Device Integration: Enabling modern PCs to interface with older RS232-based equipment.
Compatibility:
- Operating Systems:
- Microsoft Windows 2000, XP, 2003, Vista
- Linux (kernel-level driver support included)
- SCO Unix and other compatible OS environments
- Hardware Platforms: Compatible with any desktop, workstation, or industrial PC featuring an available PCIe slot.
- Software Drivers: Plug-and-play driver installation with automatic resource allocation; Linux driver provided by Rayon Technology.
### 5. Components & Accessories
Included Items:
- OPe952 PCIe 2-Port RS232 Card (standard bracket)
- Driver CD or downloadable driver package (Windows and Linux)
- User manual and installation guide
Optional Accessories:
- Low-Profile Bracket: For installation in compact or small-form-factor systems (model OPe952L).
- Serial Cables: DB9 male-to-female extension cables (optional).
- Expansion Options:
- OPe954: PCIe card with four RS232 ports
- OPe958: PCIe card with eight RS232 ports
- UTS040: USB-to-four ground-isolated RS232 ports
- UTS004: USB-to-four ground-isolated RS422/485 ports
- UTS485: USB-to-two RS232 and two RS422/485 ports
- APORT040: IP-to-four ground-isolated RS232 ports
- APORT202: IP-to-two RS232 and two RS422/485 ports
Connectors:
- Two DB9 male connectors on the bracket for RS232 communication
- PCIe edge connector for motherboard interface
### 6. Installation & Setup
System Requirements:
- Available PCI Express slot (x1 or higher)
- Compatible operating system (Windows 2000/XP/2003/Vista or Linux)
- Administrative privileges for driver installation
Installation Procedure:
1. Power off the computer and disconnect the power cord.
2. Open the system chassis and locate an available PCIe slot.
3. Insert the OPe952 card firmly into the slot and secure it with the bracket screw.
4. Close the chassis and reconnect the power.
5. Boot the system; the PCI BIOS will automatically assign memory and IRQ resources.
6. Install the appropriate driver from the provided CD or download from Rayon’s website.
7. Verify installation through the Device Manager (Windows) or system log (Linux).
Mounting Options:
- Standard PCIe bracket for full-height systems.
- Low-profile bracket (OPe952L) for compact enclosures.
Configuration:
- Baud rate, parity, stop bits, and flow control can be configured via software or terminal settings.
- Each port can be independently configured for different communication parameters.
### 7. Performance & Capabilities
Data Transmission:
- Supports asynchronous serial communication with baud rates from 50 to 115,200 bps.
- Each port operates independently, allowing simultaneous data exchange with multiple devices.
- Oxford 16950-compatible UART ensures stable data flow with 128-byte FIFO buffers, reducing CPU load and preventing data loss during high-speed communication.
System Integration:
- Memory-mapped I/O and IRQ assignment handled automatically by PCI BIOS, ensuring seamless integration with system resources.
- Supports up to two OPe952 cards per system, providing a total of four RS232 ports when both are installed.
Efficiency and Reliability:
- Designed for continuous operation in industrial environments.
- High signal integrity and noise immunity due to robust PCB design and quality components.
- Low power consumption and minimal heat generation.
Limitations:
- Maximum of two cards per system (four ports total).
- RS232 interface only (no RS422/485 support on this model).
- Maximum baud rate limited to 115,200 bps per port.
### 8. Standards & Compliance
Interface Standards:
- PCI Express Base Specification compliant
- RS232 serial communication standard (EIA/TIA-232)
Electrical and Safety Compliance:
- Designed to meet CE and FCC Class B electromagnetic compatibility requirements (typical for industrial communication cards).
- RoHS-compliant materials used in manufacturing.
Software and Driver Compliance:
- Compatible with Microsoft WHQL driver model for Windows operating systems.
- Linux driver conforms to standard TTY serial interface architecture.
Industry Standards Supported:
- UART 16C950/16950 compatibility
- Plug-and-Play (PnP) and PCI BIOS resource management standards
### 9. Additional Information
Warranty:
- Standard manufacturer warranty (typically one year, depending on region and distributor).
- Covers defects in materials and workmanship under normal operating conditions.
Technical Support:
- Provided directly by Rayon Technology Co., Ltd. via email or phone.
- Online resources, driver downloads, and documentation available at [www.rayontech.com](http://www.rayontech.com).
Maintenance:
- No regular maintenance required beyond standard system care.
- Periodic inspection of connectors and cables recommended for industrial environments.
Firmware and Driver Updates:
- Updated drivers and Linux kernel modules available from Rayon’s website.
- Backward compatibility maintained with previous driver versions.
Product Line Extensions:
The OPe952 is part of Rayon’s broader PCIe serial communication product family, offering scalable solutions for different port counts and interface types:
- OPe954: Four-port RS232 PCIe card
- OPe958: Eight-port RS232 PCIe card
- UTS and APORT Series: USB and IP-based serial communication devices for flexible deployment
Trademarks:
All product names and trademarks mentioned are the property of their respective owners.
### Summary
The Rayon Technology OPe952 PCIe 2-Port RS232 Card is a robust, industrial-grade serial communication solution designed for systems requiring reliable RS232 connectivity through the PCI Express interface. Featuring two independent Oxford 16950-compatible UART channels, it delivers stable, high-performance serial communication across a wide range of applications—from industrial automation to embedded systems. With comprehensive OS support, flexible installation options, and proven compatibility, the OPe952 provides a dependable and scalable platform for integrating legacy serial devices into modern computing environments.
Its compact 80 × 70 mm form factor, optional low-profile bracket, and plug-and-play configuration make it suitable for both standard and space-constrained systems. The card’s adherence to PCIe and RS232 standards ensures interoperability and long-term reliability, while its compatibility with related Rayon products allows easy expansion to higher port counts or alternative communication interfaces.
In summary, the OPe952 stands as a versatile, high-quality PCIe serial card engineered for professional and industrial use, combining performance, compatibility, and durability in a compact and efficient design.
### 1. Product Overview
Product Name: OPe952 PCIe 2-Port RS232 Oxford-Compatible Card
Model Number: OPe952
Series: OPe PCI Express Serial Communication Series
Article Number: OPe952
Manufacturer: Rayon Technology Co., Ltd.
Manufacturer Address: 2F, No. 177, Chung Shan 2 Rd., Lu Chou City, Taipei Hsien, Taiwan
Contact Information:
- Telephone: +886-2-82858362
- Fax: +886-2-82857065
- Email: rayon@ms1.hinet.net
- Website: [www.rayontech.com](http://www.rayontech.com) | [www.computex.com.tw/rayon](http://www.computex.com.tw/rayon)
Product Description:
The OPe952 is a PCI Express (PCIe) two-port RS232 serial communication card designed for industrial, commercial, and embedded computing applications. It provides two independent RS232 serial ports, each based on an Oxford 16950-compatible UART controller, ensuring high reliability and compatibility with a wide range of serial devices. The card supports data transfer rates from 50 bps up to 115,200 bps and is fully compatible with Windows and Linux operating systems. It is available in both standard and low-profile PCIe bracket configurations, making it suitable for various system form factors.
### 2. Key Features
- Dual RS232 Ports: Provides two independent RS232 serial communication ports for connecting serial devices such as modems, sensors, controllers, and industrial equipment.
- Oxford 16950 Compatibility: Each port is based on an Oxford 16950-compatible UART, ensuring stable performance, advanced buffering, and compatibility with legacy serial communication standards.
- PCI Express Interface: Utilizes the PCI Express (PCIe) bus architecture for high-speed data transfer and efficient system resource allocation.
- Plug-and-Play Installation: Fully plug-and-play compliant, with automatic resource assignment (I/O and IRQ) by the PCI BIOS.
- Wide OS Support: Compatible with multiple operating systems, including Windows 2000, XP, 2003, Vista, Linux, and SCO Unix.
- Flexible Bracket Options: Available in standard PCIe bracket (OPe952) and low-profile PCIe bracket (OPe952L) versions for compatibility with different chassis types.
- Industrial-Grade Design: Designed for industrial control and automation environments, supporting extended operating temperature and humidity ranges.
- Memory-Mapped I/O: Supports memory-mapped I/O addressing for efficient communication and reduced CPU overhead.
- Scalable System Integration: Supports up to two OPe952 cards per system, allowing expansion to four RS232 ports in total.
- Upgradeable Product Line: Compatible with related Rayon Technology products offering higher port counts and alternative interfaces (RS422/485, USB, IP-based solutions).
### 3. Technical Specifications
General Specifications:
- Model: OPe952
- Bus Interface: PCI Express (PCIe)
- Number of Ports: 2 independent RS232 serial ports
- Controller Type: Oxford 16950-compatible UART
- Baud Rate: Configurable from 50 bps to 115,200 bps per port
- Connector Type: DB9 male connectors (x2)
- Card Dimensions: 80 mm (L) × 70 mm (W)
- Bracket Options:
- OPe952: Standard PCIe bracket
- OPe952L: Low-profile PCIe bracket
- Maximum Cards per System: 2
Electrical & Interface Specifications:
- Bus Type: PCI Express x1 (compatible with x1, x4, x8, x16 slots)
- I/O Addressing: Memory mapping assigned automatically by PCI BIOS
- IRQ Assignment: Single IRQ mapping assigned by PCI BIOS
- Signal Interface: RS232 standard (asynchronous serial communication)
- UART Features: 16C950/16950-compatible with 128-byte FIFO buffer
Environmental Conditions:
- Operating Temperature: 0°C to 55°C
- Storage Temperature: 0°C to 65°C
- Operating Humidity: 10% to 95% RH (non-condensing)
- Storage Humidity: 5% to 95% RH (non-condensing)
Physical Construction:
- PCB Material: Industrial-grade FR-4 PCB
- Connectors: Two DB9 male connectors mounted on the bracket
- Bracket Material: Nickel-plated steel (standard and low-profile options)
- Weight: Approximately 60–80 g (depending on bracket type)
### 4. Functionality
Operational Overview:
The OPe952 functions as a dual-port RS232 serial communication interface card for systems equipped with PCI Express slots. Once installed, it provides two independent serial ports that can be configured for various baud rates and communication parameters. Each port operates independently, allowing simultaneous communication with multiple serial devices.
Use Cases and Applications:
- Industrial Automation: Connecting PLCs, sensors, and control modules in manufacturing environments.
- Point-of-Sale (POS) Systems: Interfacing with barcode scanners, receipt printers, and cash drawers.
- Networking and Communication: Linking modems, serial consoles, and network management devices.
- Embedded Systems: Providing serial connectivity for embedded controllers and development boards.
- Laboratory and Test Equipment: Communicating with measurement instruments and data acquisition systems.
- Legacy Device Integration: Enabling modern PCs to interface with older RS232-based equipment.
Compatibility:
- Operating Systems:
- Microsoft Windows 2000, XP, 2003, Vista
- Linux (kernel-level driver support included)
- SCO Unix and other compatible OS environments
- Hardware Platforms: Compatible with any desktop, workstation, or industrial PC featuring an available PCIe slot.
- Software Drivers: Plug-and-play driver installation with automatic resource allocation; Linux driver provided by Rayon Technology.
### 5. Components & Accessories
Included Items:
- OPe952 PCIe 2-Port RS232 Card (standard bracket)
- Driver CD or downloadable driver package (Windows and Linux)
- User manual and installation guide
Optional Accessories:
- Low-Profile Bracket: For installation in compact or small-form-factor systems (model OPe952L).
- Serial Cables: DB9 male-to-female extension cables (optional).
- Expansion Options:
- OPe954: PCIe card with four RS232 ports
- OPe958: PCIe card with eight RS232 ports
- UTS040: USB-to-four ground-isolated RS232 ports
- UTS004: USB-to-four ground-isolated RS422/485 ports
- UTS485: USB-to-two RS232 and two RS422/485 ports
- APORT040: IP-to-four ground-isolated RS232 ports
- APORT202: IP-to-two RS232 and two RS422/485 ports
Connectors:
- Two DB9 male connectors on the bracket for RS232 communication
- PCIe edge connector for motherboard interface
### 6. Installation & Setup
System Requirements:
- Available PCI Express slot (x1 or higher)
- Compatible operating system (Windows 2000/XP/2003/Vista or Linux)
- Administrative privileges for driver installation
Installation Procedure:
1. Power off the computer and disconnect the power cord.
2. Open the system chassis and locate an available PCIe slot.
3. Insert the OPe952 card firmly into the slot and secure it with the bracket screw.
4. Close the chassis and reconnect the power.
5. Boot the system; the PCI BIOS will automatically assign memory and IRQ resources.
6. Install the appropriate driver from the provided CD or download from Rayon’s website.
7. Verify installation through the Device Manager (Windows) or system log (Linux).
Mounting Options:
- Standard PCIe bracket for full-height systems.
- Low-profile bracket (OPe952L) for compact enclosures.
Configuration:
- Baud rate, parity, stop bits, and flow control can be configured via software or terminal settings.
- Each port can be independently configured for different communication parameters.
### 7. Performance & Capabilities
Data Transmission:
- Supports asynchronous serial communication with baud rates from 50 to 115,200 bps.
- Each port operates independently, allowing simultaneous data exchange with multiple devices.
- Oxford 16950-compatible UART ensures stable data flow with 128-byte FIFO buffers, reducing CPU load and preventing data loss during high-speed communication.
System Integration:
- Memory-mapped I/O and IRQ assignment handled automatically by PCI BIOS, ensuring seamless integration with system resources.
- Supports up to two OPe952 cards per system, providing a total of four RS232 ports when both are installed.
Efficiency and Reliability:
- Designed for continuous operation in industrial environments.
- High signal integrity and noise immunity due to robust PCB design and quality components.
- Low power consumption and minimal heat generation.
Limitations:
- Maximum of two cards per system (four ports total).
- RS232 interface only (no RS422/485 support on this model).
- Maximum baud rate limited to 115,200 bps per port.
### 8. Standards & Compliance
Interface Standards:
- PCI Express Base Specification compliant
- RS232 serial communication standard (EIA/TIA-232)
Electrical and Safety Compliance:
- Designed to meet CE and FCC Class B electromagnetic compatibility requirements (typical for industrial communication cards).
- RoHS-compliant materials used in manufacturing.
Software and Driver Compliance:
- Compatible with Microsoft WHQL driver model for Windows operating systems.
- Linux driver conforms to standard TTY serial interface architecture.
Industry Standards Supported:
- UART 16C950/16950 compatibility
- Plug-and-Play (PnP) and PCI BIOS resource management standards
### 9. Additional Information
Warranty:
- Standard manufacturer warranty (typically one year, depending on region and distributor).
- Covers defects in materials and workmanship under normal operating conditions.
Technical Support:
- Provided directly by Rayon Technology Co., Ltd. via email or phone.
- Online resources, driver downloads, and documentation available at [www.rayontech.com](http://www.rayontech.com).
Maintenance:
- No regular maintenance required beyond standard system care.
- Periodic inspection of connectors and cables recommended for industrial environments.
Firmware and Driver Updates:
- Updated drivers and Linux kernel modules available from Rayon’s website.
- Backward compatibility maintained with previous driver versions.
Product Line Extensions:
The OPe952 is part of Rayon’s broader PCIe serial communication product family, offering scalable solutions for different port counts and interface types:
- OPe954: Four-port RS232 PCIe card
- OPe958: Eight-port RS232 PCIe card
- UTS and APORT Series: USB and IP-based serial communication devices for flexible deployment
Trademarks:
All product names and trademarks mentioned are the property of their respective owners.
### Summary
The Rayon Technology OPe952 PCIe 2-Port RS232 Card is a robust, industrial-grade serial communication solution designed for systems requiring reliable RS232 connectivity through the PCI Express interface. Featuring two independent Oxford 16950-compatible UART channels, it delivers stable, high-performance serial communication across a wide range of applications—from industrial automation to embedded systems. With comprehensive OS support, flexible installation options, and proven compatibility, the OPe952 provides a dependable and scalable platform for integrating legacy serial devices into modern computing environments.
Its compact 80 × 70 mm form factor, optional low-profile bracket, and plug-and-play configuration make it suitable for both standard and space-constrained systems. The card’s adherence to PCIe and RS232 standards ensures interoperability and long-term reliability, while its compatibility with related Rayon products allows easy expansion to higher port counts or alternative communication interfaces.
In summary, the OPe952 stands as a versatile, high-quality PCIe serial card engineered for professional and industrial use, combining performance, compatibility, and durability in a compact and efficient design.
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