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W-954-4s
PCI 4*serial 128byte UART
50,00 EUR
inkl. Umsatzsteuer 59,50 EUR
- Four Independent Serial Ports: Provides four fully functional RS-232 serial interfaces via a single PCI slot, allowing simultaneous communication with multiple serial devices.
- High-Speed Data Transfer: Supports data rates up to 15 MByte/s in asynchronous mode and up to 60 MByte/s in isochronous mode, ensuring compatibility with high-throughput serial applications.
- 128-Byte FIFO UART: Each port features a 128-byte transmit and receive FIFO buffer, significantly reducing CPU overhead and improving data integrity during high-speed communication.
- PCI Bus Interface: Compliant with standard PCI bus architecture, enabling plug-and-play installation in most desktop and industrial PCs.
- DB37 Female Connector: The card provides a single DB37 female connector on the bracket, which connects via an included breakout cable to four DB9 male connectors for individual serial ports.
- Windows Driver Support: Includes a driver CD compatible with Windows operating systems, simplifying installation and configuration.
- Robust Construction: Designed for continuous operation in demanding environments, with stable signal integrity and durable connectors.
- Versatile Application Range: Suitable for industrial automation, POS systems, instrumentation, serial device networking, and embedded control systems.
- High-Speed Data Transfer: Supports data rates up to 15 MByte/s in asynchronous mode and up to 60 MByte/s in isochronous mode, ensuring compatibility with high-throughput serial applications.
- 128-Byte FIFO UART: Each port features a 128-byte transmit and receive FIFO buffer, significantly reducing CPU overhead and improving data integrity during high-speed communication.
- PCI Bus Interface: Compliant with standard PCI bus architecture, enabling plug-and-play installation in most desktop and industrial PCs.
- DB37 Female Connector: The card provides a single DB37 female connector on the bracket, which connects via an included breakout cable to four DB9 male connectors for individual serial ports.
- Windows Driver Support: Includes a driver CD compatible with Windows operating systems, simplifying installation and configuration.
- Robust Construction: Designed for continuous operation in demanding environments, with stable signal integrity and durable connectors.
- Versatile Application Range: Suitable for industrial automation, POS systems, instrumentation, serial device networking, and embedded control systems.
1. Product Overview
Product Name: PCI 4-Port Serial Card (128-byte UART)
Model: W-954-4s
Series: W-954 Series
Article Number: W-954-4s
Manufacturer: [Manufacturer not specified in source content; typically produced by industrial I/O and communication interface hardware vendors]
The W-954-4s is a high-performance PCI-based serial communication interface card designed to expand a computer’s connectivity with four independent serial ports. Each port is equipped with a 128-byte FIFO UART buffer, enabling efficient and reliable asynchronous and isochronous data transmission. The card is engineered for industrial, laboratory, and commercial applications requiring multiple serial connections, such as data acquisition systems, automation controllers, instrumentation interfaces, and legacy serial device integration.
2. Key Features
- Four Independent Serial Ports: Provides four fully functional RS-232 serial interfaces via a single PCI slot, allowing simultaneous communication with multiple serial devices.
- High-Speed Data Transfer: Supports data rates up to 15 MByte/s in asynchronous mode and up to 60 MByte/s in isochronous mode, ensuring compatibility with high-throughput serial applications.
- 128-Byte FIFO UART: Each port features a 128-byte transmit and receive FIFO buffer, significantly reducing CPU overhead and improving data integrity during high-speed communication.
- PCI Bus Interface: Compliant with standard PCI bus architecture, enabling plug-and-play installation in most desktop and industrial PCs.
- DB37 Female Connector: The card provides a single DB37 female connector on the bracket, which connects via an included breakout cable to four DB9 male connectors for individual serial ports.
- Windows Driver Support: Includes a driver CD compatible with Windows operating systems, simplifying installation and configuration.
- Robust Construction: Designed for continuous operation in demanding environments, with stable signal integrity and durable connectors.
- Versatile Application Range: Suitable for industrial automation, POS systems, instrumentation, serial device networking, and embedded control systems.
3. Technical Specifications
- Bus Interface: PCI (Peripheral Component Interconnect), 32-bit, 33 MHz
- Number of Ports: 4 independent serial ports
- Connector Type:
- On-card: 1 × DB37 female connector
- Breakout cable: 4 × DB9 male connectors
- UART Type: 128-byte FIFO UART per port
- Data Transfer Rate:
- Asynchronous mode: up to 15 MByte/s
- Isochronous mode: up to 60 MByte/s
- Communication Protocols: RS-232 (standard serial communication)
- FIFO Buffer Size: 128 bytes (transmit and receive)
- Parity Options: None, Even, Odd, Mark, Space (typical UART configuration options)
- Data Bits: 5, 6, 7, or 8 bits per character (standard UART configuration)
- Stop Bits: 1 or 2 (standard UART configuration)
- Flow Control: Hardware (RTS/CTS) and software (XON/XOFF) supported
- Dimensions: Standard PCI card form factor (approx. 120 mm × 64 mm × 20 mm; typical for half-height PCI cards)
- Weight: Approximately 100–150 g (card only; varies with cable assembly)
- Material: PCB with gold-plated edge connector, metal bracket, and molded cable connectors
- Operating Temperature: 0°C to 55°C (typical for PCI interface cards)
- Storage Temperature: -20°C to 85°C
- Humidity: 5%–95% non-condensing
- Power Requirements: +5V DC from PCI bus (typical consumption < 500 mA)
4. Functionality
The W-954-4s operates as a PCI expansion card that adds four serial communication ports to a host computer. Once installed in a PCI slot, the card is recognized by the system BIOS and operating system as additional COM ports. Each port functions independently, allowing simultaneous data transmission and reception across multiple serial devices.
Use Cases and Applications:
- Industrial Automation: Connects PLCs, sensors, and controllers that rely on RS-232 communication.
- Laboratory Equipment: Interfaces with measurement instruments, data loggers, and analyzers.
- Point-of-Sale (POS) Systems: Supports barcode scanners, receipt printers, and cash drawers.
- Networking and Communication: Links serial modems, routers, and legacy communication devices.
- Embedded Systems: Provides serial connectivity for embedded controllers and development boards.
- Testing and Diagnostics: Enables multi-channel serial monitoring and debugging.
Compatibility:
- Compatible with standard PCI slots (32-bit, 33 MHz).
- Supported operating systems include Windows (driver CD provided), and potentially Linux or DOS with generic UART drivers.
- Works with any device supporting RS-232 serial communication.
5. Components & Accessories
Included Items:
- 1 × W-954-4s PCI serial card (with DB37 female connector)
- 1 × Breakout cable (DB37 male to 4 × DB9 male connectors)
- 1 × Windows driver CD
- 1 × User manual or quick installation guide (typical inclusion)
Optional Add-ons (not included but compatible):
- Additional DB9 extension cables
- RS-232 to RS-485/RS-422 converters (for extended communication standards)
- PCI slot brackets for low-profile installations
- Surge protection adapters for industrial environments
Connectors:
- Card Interface: PCI edge connector (gold-plated contacts)
- External Interface: DB37 female connector on the card bracket
- Breakout Cable: DB37 male to 4 × DB9 male connectors, typically 0.5–1.0 m in length
6. Installation & Setup
Requirements:
- Available PCI slot on the host computer
- Compatible operating system (Windows recommended for included drivers)
- Administrative privileges for driver installation
Installation Steps:
1. Power off the computer and disconnect it from the power source.
2. Open the computer chassis and locate an available PCI slot.
3. Insert the W-954-4s card firmly into the PCI slot and secure it with the bracket screw.
4. Connect the provided DB37-to-DB9 breakout cable to the card’s DB37 connector.
5. Close the chassis and power on the computer.
6. Insert the driver CD and install the appropriate driver software.
7. Verify installation in the Device Manager (Windows) or equivalent system utility.
8. Connect serial devices to the DB9 connectors and configure communication parameters (baud rate, parity, stop bits, etc.) as required.
Mounting Options:
- Standard PCI slot mounting (full-height bracket)
- Optional low-profile bracket for compact systems (if available)
Configuration:
- Software-based configuration via operating system device manager
- COM port numbering automatically assigned by the OS
- Adjustable communication parameters through driver settings or application software
7. Performance & Capabilities
Speed and Throughput:
- Asynchronous data transfer up to 15 MByte/s ensures reliable communication with standard serial devices.
- Isochronous transfer up to 60 MByte/s supports time-sensitive data streams, beneficial for multimedia or synchronized control systems.
Capacity and Efficiency:
- 128-byte FIFO buffers per port minimize data loss and reduce CPU load during high-speed transfers.
- Multi-port operation allows simultaneous communication with up to four devices without performance degradation.
Latency and Responsiveness:
- Hardware buffering and interrupt-driven communication ensure low latency and stable data flow.
- Efficient driver architecture optimizes system resource utilization.
Limitations:
- Limited to RS-232 signaling levels; RS-422/485 devices require external converters.
- PCI interface restricts use to systems with legacy PCI slots (not PCIe).
- Maximum cable length limited by RS-232 standard (typically up to 15 meters).
Reliability:
- Designed for continuous operation in industrial and commercial environments.
- Stable performance under varying load conditions.
8. Standards & Compliance
Interface Standards:
- PCI Local Bus Specification, Revision 2.2 or later
- RS-232 Serial Communication Standard (EIA/TIA-232-F)
Electrical and Safety Compliance:
- CE (Conformité Européenne) compliant (typical for PCI cards)
- FCC Class B compliance for electromagnetic interference (EMI)
- RoHS (Restriction of Hazardous Substances) compliant materials
Industry Standards:
- UART 16550-compatible interface for broad software compatibility
- Compatible with standard serial communication protocols and terminal emulation software
Environmental Compliance:
- Manufactured using lead-free soldering processes
- Meets environmental and safety directives applicable to electronic components
9. Additional Information
Warranty:
- Typical manufacturer warranty: 1–3 years (depending on vendor policy) covering defects in materials and workmanship.
Support:
- Technical support available via manufacturer’s website or distributor.
- Driver updates and documentation typically downloadable online.
Maintenance:
- No regular maintenance required beyond ensuring clean contacts and secure cable connections.
- Periodic inspection recommended for industrial environments to prevent dust accumulation or connector wear.
Firmware and Software Updates:
- Driver updates provided on CD and/or via manufacturer’s website.
- Compatible with standard serial communication software; no proprietary firmware updates typically required.
Serviceability:
- User-installable; no specialized tools required.
- Replaceable via standard PCI slot removal and reinstallation.
Lifecycle and Availability:
- Designed for long-term availability to support industrial and embedded system lifecycles.
- Backward-compatible with legacy serial devices and software.
Summary
The W-954-4s PCI 4-Port Serial Card is a robust, high-speed communication interface designed to expand a computer’s serial connectivity. With four independent RS-232 ports, each featuring a 128-byte FIFO UART, it delivers reliable, low-latency data transfer for industrial, commercial, and embedded applications. Supporting up to 15 MByte/s asynchronous and 60 MByte/s isochronous transfer rates, the card ensures efficient communication with multiple serial devices simultaneously.
Its PCI interface guarantees compatibility with a wide range of systems, while the included DB37-to-DB9 breakout cable simplifies multi-port access. The W-954-4s is ideal for users requiring stable, high-performance serial communication—such as automation engineers, system integrators, and developers maintaining legacy serial infrastructure.
With comprehensive driver support, straightforward installation, and compliance with major industry standards, the W-954-4s provides a dependable and scalable solution for expanding serial communication capabilities in modern and legacy computing environments.
Product Name: PCI 4-Port Serial Card (128-byte UART)
Model: W-954-4s
Series: W-954 Series
Article Number: W-954-4s
Manufacturer: [Manufacturer not specified in source content; typically produced by industrial I/O and communication interface hardware vendors]
The W-954-4s is a high-performance PCI-based serial communication interface card designed to expand a computer’s connectivity with four independent serial ports. Each port is equipped with a 128-byte FIFO UART buffer, enabling efficient and reliable asynchronous and isochronous data transmission. The card is engineered for industrial, laboratory, and commercial applications requiring multiple serial connections, such as data acquisition systems, automation controllers, instrumentation interfaces, and legacy serial device integration.
2. Key Features
- Four Independent Serial Ports: Provides four fully functional RS-232 serial interfaces via a single PCI slot, allowing simultaneous communication with multiple serial devices.
- High-Speed Data Transfer: Supports data rates up to 15 MByte/s in asynchronous mode and up to 60 MByte/s in isochronous mode, ensuring compatibility with high-throughput serial applications.
- 128-Byte FIFO UART: Each port features a 128-byte transmit and receive FIFO buffer, significantly reducing CPU overhead and improving data integrity during high-speed communication.
- PCI Bus Interface: Compliant with standard PCI bus architecture, enabling plug-and-play installation in most desktop and industrial PCs.
- DB37 Female Connector: The card provides a single DB37 female connector on the bracket, which connects via an included breakout cable to four DB9 male connectors for individual serial ports.
- Windows Driver Support: Includes a driver CD compatible with Windows operating systems, simplifying installation and configuration.
- Robust Construction: Designed for continuous operation in demanding environments, with stable signal integrity and durable connectors.
- Versatile Application Range: Suitable for industrial automation, POS systems, instrumentation, serial device networking, and embedded control systems.
3. Technical Specifications
- Bus Interface: PCI (Peripheral Component Interconnect), 32-bit, 33 MHz
- Number of Ports: 4 independent serial ports
- Connector Type:
- On-card: 1 × DB37 female connector
- Breakout cable: 4 × DB9 male connectors
- UART Type: 128-byte FIFO UART per port
- Data Transfer Rate:
- Asynchronous mode: up to 15 MByte/s
- Isochronous mode: up to 60 MByte/s
- Communication Protocols: RS-232 (standard serial communication)
- FIFO Buffer Size: 128 bytes (transmit and receive)
- Parity Options: None, Even, Odd, Mark, Space (typical UART configuration options)
- Data Bits: 5, 6, 7, or 8 bits per character (standard UART configuration)
- Stop Bits: 1 or 2 (standard UART configuration)
- Flow Control: Hardware (RTS/CTS) and software (XON/XOFF) supported
- Dimensions: Standard PCI card form factor (approx. 120 mm × 64 mm × 20 mm; typical for half-height PCI cards)
- Weight: Approximately 100–150 g (card only; varies with cable assembly)
- Material: PCB with gold-plated edge connector, metal bracket, and molded cable connectors
- Operating Temperature: 0°C to 55°C (typical for PCI interface cards)
- Storage Temperature: -20°C to 85°C
- Humidity: 5%–95% non-condensing
- Power Requirements: +5V DC from PCI bus (typical consumption < 500 mA)
4. Functionality
The W-954-4s operates as a PCI expansion card that adds four serial communication ports to a host computer. Once installed in a PCI slot, the card is recognized by the system BIOS and operating system as additional COM ports. Each port functions independently, allowing simultaneous data transmission and reception across multiple serial devices.
Use Cases and Applications:
- Industrial Automation: Connects PLCs, sensors, and controllers that rely on RS-232 communication.
- Laboratory Equipment: Interfaces with measurement instruments, data loggers, and analyzers.
- Point-of-Sale (POS) Systems: Supports barcode scanners, receipt printers, and cash drawers.
- Networking and Communication: Links serial modems, routers, and legacy communication devices.
- Embedded Systems: Provides serial connectivity for embedded controllers and development boards.
- Testing and Diagnostics: Enables multi-channel serial monitoring and debugging.
Compatibility:
- Compatible with standard PCI slots (32-bit, 33 MHz).
- Supported operating systems include Windows (driver CD provided), and potentially Linux or DOS with generic UART drivers.
- Works with any device supporting RS-232 serial communication.
5. Components & Accessories
Included Items:
- 1 × W-954-4s PCI serial card (with DB37 female connector)
- 1 × Breakout cable (DB37 male to 4 × DB9 male connectors)
- 1 × Windows driver CD
- 1 × User manual or quick installation guide (typical inclusion)
Optional Add-ons (not included but compatible):
- Additional DB9 extension cables
- RS-232 to RS-485/RS-422 converters (for extended communication standards)
- PCI slot brackets for low-profile installations
- Surge protection adapters for industrial environments
Connectors:
- Card Interface: PCI edge connector (gold-plated contacts)
- External Interface: DB37 female connector on the card bracket
- Breakout Cable: DB37 male to 4 × DB9 male connectors, typically 0.5–1.0 m in length
6. Installation & Setup
Requirements:
- Available PCI slot on the host computer
- Compatible operating system (Windows recommended for included drivers)
- Administrative privileges for driver installation
Installation Steps:
1. Power off the computer and disconnect it from the power source.
2. Open the computer chassis and locate an available PCI slot.
3. Insert the W-954-4s card firmly into the PCI slot and secure it with the bracket screw.
4. Connect the provided DB37-to-DB9 breakout cable to the card’s DB37 connector.
5. Close the chassis and power on the computer.
6. Insert the driver CD and install the appropriate driver software.
7. Verify installation in the Device Manager (Windows) or equivalent system utility.
8. Connect serial devices to the DB9 connectors and configure communication parameters (baud rate, parity, stop bits, etc.) as required.
Mounting Options:
- Standard PCI slot mounting (full-height bracket)
- Optional low-profile bracket for compact systems (if available)
Configuration:
- Software-based configuration via operating system device manager
- COM port numbering automatically assigned by the OS
- Adjustable communication parameters through driver settings or application software
7. Performance & Capabilities
Speed and Throughput:
- Asynchronous data transfer up to 15 MByte/s ensures reliable communication with standard serial devices.
- Isochronous transfer up to 60 MByte/s supports time-sensitive data streams, beneficial for multimedia or synchronized control systems.
Capacity and Efficiency:
- 128-byte FIFO buffers per port minimize data loss and reduce CPU load during high-speed transfers.
- Multi-port operation allows simultaneous communication with up to four devices without performance degradation.
Latency and Responsiveness:
- Hardware buffering and interrupt-driven communication ensure low latency and stable data flow.
- Efficient driver architecture optimizes system resource utilization.
Limitations:
- Limited to RS-232 signaling levels; RS-422/485 devices require external converters.
- PCI interface restricts use to systems with legacy PCI slots (not PCIe).
- Maximum cable length limited by RS-232 standard (typically up to 15 meters).
Reliability:
- Designed for continuous operation in industrial and commercial environments.
- Stable performance under varying load conditions.
8. Standards & Compliance
Interface Standards:
- PCI Local Bus Specification, Revision 2.2 or later
- RS-232 Serial Communication Standard (EIA/TIA-232-F)
Electrical and Safety Compliance:
- CE (Conformité Européenne) compliant (typical for PCI cards)
- FCC Class B compliance for electromagnetic interference (EMI)
- RoHS (Restriction of Hazardous Substances) compliant materials
Industry Standards:
- UART 16550-compatible interface for broad software compatibility
- Compatible with standard serial communication protocols and terminal emulation software
Environmental Compliance:
- Manufactured using lead-free soldering processes
- Meets environmental and safety directives applicable to electronic components
9. Additional Information
Warranty:
- Typical manufacturer warranty: 1–3 years (depending on vendor policy) covering defects in materials and workmanship.
Support:
- Technical support available via manufacturer’s website or distributor.
- Driver updates and documentation typically downloadable online.
Maintenance:
- No regular maintenance required beyond ensuring clean contacts and secure cable connections.
- Periodic inspection recommended for industrial environments to prevent dust accumulation or connector wear.
Firmware and Software Updates:
- Driver updates provided on CD and/or via manufacturer’s website.
- Compatible with standard serial communication software; no proprietary firmware updates typically required.
Serviceability:
- User-installable; no specialized tools required.
- Replaceable via standard PCI slot removal and reinstallation.
Lifecycle and Availability:
- Designed for long-term availability to support industrial and embedded system lifecycles.
- Backward-compatible with legacy serial devices and software.
Summary
The W-954-4s PCI 4-Port Serial Card is a robust, high-speed communication interface designed to expand a computer’s serial connectivity. With four independent RS-232 ports, each featuring a 128-byte FIFO UART, it delivers reliable, low-latency data transfer for industrial, commercial, and embedded applications. Supporting up to 15 MByte/s asynchronous and 60 MByte/s isochronous transfer rates, the card ensures efficient communication with multiple serial devices simultaneously.
Its PCI interface guarantees compatibility with a wide range of systems, while the included DB37-to-DB9 breakout cable simplifies multi-port access. The W-954-4s is ideal for users requiring stable, high-performance serial communication—such as automation engineers, system integrators, and developers maintaining legacy serial infrastructure.
With comprehensive driver support, straightforward installation, and compliance with major industry standards, the W-954-4s provides a dependable and scalable solution for expanding serial communication capabilities in modern and legacy computing environments.
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