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- Four-Port Serial Expansion: Provides 3 × RS-232 and 1 × RS-422 serial ports via RJ45 connectors.
- PCI Bus Interface: Fully compliant with PCI Local Bus Specification Rev. 2.1, supporting both 5V and 3.3V PCI slots.
- Plug & Play Configuration: Automatic resource allocation (I/O address and IRQ) by PCI BIOS; no manual configuration required.
- High-Speed Communication: Supports baud rates up to 115.2 Kbps (standard) or 921.6 Kbps with optional 14.7456 MHz crystal.
- Intelligent Serial Controller: 16C550A-compatible UART with 16-byte transmit and receive FIFO buffers per port, reducing CPU load and improving throughput.
- Multi-Card Support: Up to 8 cards per system, allowing up to 32 serial ports in one PC.
- Flexible Interface Options: Supports RS-232, RS-422, and RS-485 signaling standards through jumper or DIP switch configuration.
- Surge and Isolation Options: Compatible with Rayon’s RS4232-4 and RS4232-8 isolation boxes for galvanic isolation and surge protection.
- Comprehensive OS Support: Drivers available for Windows 95/98/Me, Windows NT4.0, Windows 2000/XP, DOS, Linux, and SCO OpenServer.
- Industrial Reliability: Designed for continuous operation in industrial environments with robust PCB design and EMI-resistant components.
- RJ45 Connectivity: Compact RJ45 connectors simplify cabling and integration into structured wiring systems.
- PCI Bus Interface: Fully compliant with PCI Local Bus Specification Rev. 2.1, supporting both 5V and 3.3V PCI slots.
- Plug & Play Configuration: Automatic resource allocation (I/O address and IRQ) by PCI BIOS; no manual configuration required.
- High-Speed Communication: Supports baud rates up to 115.2 Kbps (standard) or 921.6 Kbps with optional 14.7456 MHz crystal.
- Intelligent Serial Controller: 16C550A-compatible UART with 16-byte transmit and receive FIFO buffers per port, reducing CPU load and improving throughput.
- Multi-Card Support: Up to 8 cards per system, allowing up to 32 serial ports in one PC.
- Flexible Interface Options: Supports RS-232, RS-422, and RS-485 signaling standards through jumper or DIP switch configuration.
- Surge and Isolation Options: Compatible with Rayon’s RS4232-4 and RS4232-8 isolation boxes for galvanic isolation and surge protection.
- Comprehensive OS Support: Drivers available for Windows 95/98/Me, Windows NT4.0, Windows 2000/XP, DOS, Linux, and SCO OpenServer.
- Industrial Reliability: Designed for continuous operation in industrial environments with robust PCB design and EMI-resistant components.
- RJ45 Connectivity: Compact RJ45 connectors simplify cabling and integration into structured wiring systems.
Comprehensive Product Summary – Rayon RJ514 PCI 4-Port Serial Communication Card
### 1. Product Overview
Product Name: RJ514 PCI 4-Port Serial Communication Card
Model Number: RJ514
Series: RAYON PCIPORT Series
Article Number: RJ514
Manufacturer: Rayon Technology Inc.
Manufacturer Address:
2F, No. 177, Chung-Shan 2 Road, Lu-Chou City, Taipei Hsien, Taiwan, R.O.C.
European Support Partner: Acceed GmbH, Arnoldstraße 19, 40479 Düsseldorf, Germany
Support Contact: rayon@acceed.com / rayon@ms1.hinet.net
Website: [www.acceed.com/rayon](http://www.acceed.com/rayon)
The RJ514 is a PCI-based intelligent multi-port serial communication card designed for industrial and commercial PC systems requiring multiple serial interfaces. It provides four RJ45 ports, supporting three RS-232 and one RS-422 interfaces. The card is part of Rayon’s PCIPORT family, known for robust design, plug-and-play configuration, and compatibility with a wide range of operating systems and industrial communication standards.
### 2. Key Features
- Four-Port Serial Expansion: Provides 3 × RS-232 and 1 × RS-422 serial ports via RJ45 connectors.
- PCI Bus Interface: Fully compliant with PCI Local Bus Specification Rev. 2.1, supporting both 5V and 3.3V PCI slots.
- Plug & Play Configuration: Automatic resource allocation (I/O address and IRQ) by PCI BIOS; no manual configuration required.
- High-Speed Communication: Supports baud rates up to 115.2 Kbps (standard) or 921.6 Kbps with optional 14.7456 MHz crystal.
- Intelligent Serial Controller: 16C550A-compatible UART with 16-byte transmit and receive FIFO buffers per port, reducing CPU load and improving throughput.
- Multi-Card Support: Up to 8 cards per system, allowing up to 32 serial ports in one PC.
- Flexible Interface Options: Supports RS-232, RS-422, and RS-485 signaling standards through jumper or DIP switch configuration.
- Surge and Isolation Options: Compatible with Rayon’s RS4232-4 and RS4232-8 isolation boxes for galvanic isolation and surge protection.
- Comprehensive OS Support: Drivers available for Windows 95/98/Me, Windows NT4.0, Windows 2000/XP, DOS, Linux, and SCO OpenServer.
- Industrial Reliability: Designed for continuous operation in industrial environments with robust PCB design and EMI-resistant components.
- RJ45 Connectivity: Compact RJ45 connectors simplify cabling and integration into structured wiring systems.
### 3. Technical Specifications
Bus Interface:
- PCI Local Bus Specification Rev. 2.1 compliant
- 32-bit, 33 MHz PCI interface
- Supports both 5V and 3.3V signaling (Universal PCI)
Serial Communication Controller:
- 16C550A-compatible UART
- 16-byte transmit and receive FIFO buffers
- Clock frequency: 1.8432 MHz (standard), optional 14.7456 MHz for high-speed operation
Ports and Interfaces:
- 4 × RJ45 connectors
- 3 × RS-232 ports
- 1 × RS-422 port
- Optional conversion to RS-485 via external isolation box (RS4232-4)
Baud Rate:
- Up to 115.2 Kbps (1.8432 MHz crystal)
- Up to 921.6 Kbps (14.7456 MHz crystal)
Flow Control:
- Hardware: RTS/CTS
- Software: XON/XOFF
Interrupt Control:
- IRQ assigned automatically by PCI BIOS
- Supports IRQ sharing among multiple PCI cards
I/O Mapping:
- Automatically assigned by PCI BIOS
- Fully Plug & Play compliant
Connectors:
- RJ45 female connectors for serial ports
- Optional DB25/DB9 breakout cables available
Environmental Requirements:
- Operating voltage: 5V or 3.3V PCI slot
- Operating temperature: 0°C to 60°C
- Storage temperature: -20°C to 85°C
- Humidity: 5%–95% non-condensing
Physical Dimensions:
- Standard PCI half-length card (approx. 120 mm × 100 mm)
- Weight: ~120 g (card only)
Materials:
- Multi-layer PCB with gold-plated edge connector
- High-quality EMI-shielded components
### 4. Functionality
The RJ514 card functions as a multi-port serial communication controller for PCs equipped with PCI slots. It enables simultaneous communication with multiple serial devices such as modems, barcode scanners, industrial controllers, and data acquisition systems.
Operation Principle:
Each port is managed by a 16C550A UART, providing buffered data transmission and reception. The onboard ASIC handles PCI bus interfacing, ensuring efficient data transfer and minimal CPU interruption. The card’s plug-and-play architecture allows automatic configuration by the system BIOS, eliminating manual jumper settings for I/O and IRQ.
Use Cases and Applications:
- Industrial automation and control systems
- POS (Point of Sale) terminals
- Data acquisition and instrumentation
- Serial device networking
- Communication servers and multiplexers
- Embedded systems requiring multiple serial interfaces
Compatibility:
- Compatible with standard RS-232 and RS-422 devices
- Supports connection to isolated RS4232-4 boxes for galvanic isolation
- Works with RJ45-to-DB9 or RJ45-to-DB25 adapters for legacy equipment
### 5. Components & Accessories
Included Items:
- RJ514 PCI 4-Port Serial Card
- User Manual
- Driver Diskette or CD (depending on version)
Optional Accessories:
- RS4232-4 Box: Converts RS-232 signals to isolated RS232/RS422/RS485 interfaces; connects via DB37 or RJ45 cable.
- A400 Cable: DB37 to four DB25 male connectors for RS-232 signals.
- P485 Cable: DB37 to four DB9 male connectors for RS-422/485 signals.
- TB485 Converter: DB9 to 3-pin terminal block for RS-485 wiring.
- RJ45-to-DB9/DB25 Adapters: For connecting standard serial devices.
- R803 Cable: DB62 to DB62 cable for connecting to RS4232-8 isolation box (for 8-port models).
Connectors and Pinouts:
- RJ45 pin assignments follow standard RS-232/RS-422 mapping:
1. TXD+ / TXD (Out)
2. RXD+ / RXD (In)
3. RTS (Out)
4. CTS (In)
5. DSR / RXD– (In)
6. GND
7. DTR / TXD– (Out)
8. DCD (In)
### 6. Installation & Setup
System Requirements:
- IBM PC/AT compatible system with available PCI slot
- Supported operating systems: DOS, Windows 95/98/Me, Windows NT4.0, Windows 2000/XP, Linux, SCO OpenServer
- Minimum one available IRQ (shared mode supported)
Installation Procedure:
1. Power off the PC and unplug it.
2. Insert the RJ514 card into an available PCI slot.
3. Secure the card with the bracket screw.
4. Connect the RJ45 cables to the desired serial devices.
5. Power on the system.
6. Install the appropriate driver for your operating system.
7. Verify installation via Device Manager (Windows) or `/dev/tty8x` devices (Linux).
Jumper Configuration:
- JP1: Card number selection (ON = first card, OFF = second card).
- DIP switches (if present): Interface mode selection for RS-422/RS-485 ports.
Driver Installation:
- Windows 2000/XP: Automatic Plug & Play detection; specify driver path (A:\WIN2000).
- Windows NT4: Manual installation via Control Panel → Network → Add Adapter → “Other.”
- Windows 95/98/Me: Plug & Play detection; specify A:\WIN95 driver path.
- DOS: Run `PCIPORT.EXE` from driver diskette.
- Linux: Copy driver source to `/etc/rayon`, run `./Install`, rebuild kernel modules.
- SCO OpenServer: Use `/etc/custom` or manual `tar` and `build` installation.
Multi-Card Installation:
- Up to 8 cards per system.
- Each card must have a unique JP1 setting.
- Cards can share IRQs if supported by the operating system.
### 7. Performance & Capabilities
Data Throughput:
- Up to 921.6 Kbps per port (with high-speed crystal)
- 16-byte FIFO buffers minimize CPU interrupts and data loss
Capacity:
- 4 independent serial channels per card
- Up to 32 ports per system (8 cards)
Efficiency:
- Reduced CPU load through intelligent buffering
- Supports simultaneous full-duplex communication on all ports
Limitations:
- RS-485 mode requires half-duplex communication
- Isolation requires optional RS4232-4 box
- SCO OpenServer does not support IRQ sharing
Reliability:
- Industrial-grade components for 24/7 operation
- Optional surge and isolation protection for harsh environments
### 8. Standards & Compliance
Electrical and Interface Standards:
- RS-232C, RS-422, RS-485 compliant
- PCI Local Bus Specification Rev. 2.1
- Universal PCI (3.3V/5V) compatibility
Software and OS Compliance:
- Microsoft Windows 95/98/Me/NT4/2000/XP
- DOS
- Linux (kernel 2.4.x and above)
- SCO OpenServer
Certifications:
- CE and FCC Class A (industrial environment)
- RoHS-compliant manufacturing (depending on production batch)
Industry Standards:
- EIA/TIA-232, EIA/TIA-422, EIA/TIA-485
- ISO 9001:2000 certified manufacturing process
### 9. Additional Information
Warranty:
- 1-year limited warranty covering defects in materials and workmanship.
- Excludes damage from misuse, unauthorized servicing, or electrical surges.
- Out-of-warranty repairs available at flat-rate service charge.
Support & Service:
- Taiwan Service Center: rayon@ms1.hinet.net
- European Service Center: rayon@acceed.com
- RMA procedure requires model number, serial number, and problem description.
- Technical support available via email for driver and installation issues.
Maintenance:
- Periodic inspection for dust and oxidation on PCI contacts recommended.
- Use anti-static precautions during handling.
- Firmware and driver updates available from Rayon’s support website.
Updates & Compatibility:
- Backward compatible with earlier Rayon PCIPORT models (P584, P485, P588 series).
- Software drivers unified across PCIPORT family for simplified deployment.
- Future-proof design supporting legacy and modern operating systems.
### Summary
The Rayon RJ514 PCI 4-Port Serial Card is a robust, high-performance communication interface designed for industrial and commercial PC systems requiring multiple serial connections. With three RS-232 ports and one RS-422 port, it provides flexible connectivity for a wide range of serial devices. Its plug-and-play PCI architecture, broad OS support, and expandability up to eight cards per system make it ideal for scalable serial communication infrastructures.
The RJ514’s intelligent UART design, high-speed capability, and optional isolation accessories ensure reliable data transmission even in electrically noisy environments. Combined with comprehensive driver support and straightforward installation, the RJ514 delivers a dependable, cost-effective solution for multi-port serial communication in industrial automation, data acquisition, and embedded control applications.
### 1. Product Overview
Product Name: RJ514 PCI 4-Port Serial Communication Card
Model Number: RJ514
Series: RAYON PCIPORT Series
Article Number: RJ514
Manufacturer: Rayon Technology Inc.
Manufacturer Address:
2F, No. 177, Chung-Shan 2 Road, Lu-Chou City, Taipei Hsien, Taiwan, R.O.C.
European Support Partner: Acceed GmbH, Arnoldstraße 19, 40479 Düsseldorf, Germany
Support Contact: rayon@acceed.com / rayon@ms1.hinet.net
Website: [www.acceed.com/rayon](http://www.acceed.com/rayon)
The RJ514 is a PCI-based intelligent multi-port serial communication card designed for industrial and commercial PC systems requiring multiple serial interfaces. It provides four RJ45 ports, supporting three RS-232 and one RS-422 interfaces. The card is part of Rayon’s PCIPORT family, known for robust design, plug-and-play configuration, and compatibility with a wide range of operating systems and industrial communication standards.
### 2. Key Features
- Four-Port Serial Expansion: Provides 3 × RS-232 and 1 × RS-422 serial ports via RJ45 connectors.
- PCI Bus Interface: Fully compliant with PCI Local Bus Specification Rev. 2.1, supporting both 5V and 3.3V PCI slots.
- Plug & Play Configuration: Automatic resource allocation (I/O address and IRQ) by PCI BIOS; no manual configuration required.
- High-Speed Communication: Supports baud rates up to 115.2 Kbps (standard) or 921.6 Kbps with optional 14.7456 MHz crystal.
- Intelligent Serial Controller: 16C550A-compatible UART with 16-byte transmit and receive FIFO buffers per port, reducing CPU load and improving throughput.
- Multi-Card Support: Up to 8 cards per system, allowing up to 32 serial ports in one PC.
- Flexible Interface Options: Supports RS-232, RS-422, and RS-485 signaling standards through jumper or DIP switch configuration.
- Surge and Isolation Options: Compatible with Rayon’s RS4232-4 and RS4232-8 isolation boxes for galvanic isolation and surge protection.
- Comprehensive OS Support: Drivers available for Windows 95/98/Me, Windows NT4.0, Windows 2000/XP, DOS, Linux, and SCO OpenServer.
- Industrial Reliability: Designed for continuous operation in industrial environments with robust PCB design and EMI-resistant components.
- RJ45 Connectivity: Compact RJ45 connectors simplify cabling and integration into structured wiring systems.
### 3. Technical Specifications
Bus Interface:
- PCI Local Bus Specification Rev. 2.1 compliant
- 32-bit, 33 MHz PCI interface
- Supports both 5V and 3.3V signaling (Universal PCI)
Serial Communication Controller:
- 16C550A-compatible UART
- 16-byte transmit and receive FIFO buffers
- Clock frequency: 1.8432 MHz (standard), optional 14.7456 MHz for high-speed operation
Ports and Interfaces:
- 4 × RJ45 connectors
- 3 × RS-232 ports
- 1 × RS-422 port
- Optional conversion to RS-485 via external isolation box (RS4232-4)
Baud Rate:
- Up to 115.2 Kbps (1.8432 MHz crystal)
- Up to 921.6 Kbps (14.7456 MHz crystal)
Flow Control:
- Hardware: RTS/CTS
- Software: XON/XOFF
Interrupt Control:
- IRQ assigned automatically by PCI BIOS
- Supports IRQ sharing among multiple PCI cards
I/O Mapping:
- Automatically assigned by PCI BIOS
- Fully Plug & Play compliant
Connectors:
- RJ45 female connectors for serial ports
- Optional DB25/DB9 breakout cables available
Environmental Requirements:
- Operating voltage: 5V or 3.3V PCI slot
- Operating temperature: 0°C to 60°C
- Storage temperature: -20°C to 85°C
- Humidity: 5%–95% non-condensing
Physical Dimensions:
- Standard PCI half-length card (approx. 120 mm × 100 mm)
- Weight: ~120 g (card only)
Materials:
- Multi-layer PCB with gold-plated edge connector
- High-quality EMI-shielded components
### 4. Functionality
The RJ514 card functions as a multi-port serial communication controller for PCs equipped with PCI slots. It enables simultaneous communication with multiple serial devices such as modems, barcode scanners, industrial controllers, and data acquisition systems.
Operation Principle:
Each port is managed by a 16C550A UART, providing buffered data transmission and reception. The onboard ASIC handles PCI bus interfacing, ensuring efficient data transfer and minimal CPU interruption. The card’s plug-and-play architecture allows automatic configuration by the system BIOS, eliminating manual jumper settings for I/O and IRQ.
Use Cases and Applications:
- Industrial automation and control systems
- POS (Point of Sale) terminals
- Data acquisition and instrumentation
- Serial device networking
- Communication servers and multiplexers
- Embedded systems requiring multiple serial interfaces
Compatibility:
- Compatible with standard RS-232 and RS-422 devices
- Supports connection to isolated RS4232-4 boxes for galvanic isolation
- Works with RJ45-to-DB9 or RJ45-to-DB25 adapters for legacy equipment
### 5. Components & Accessories
Included Items:
- RJ514 PCI 4-Port Serial Card
- User Manual
- Driver Diskette or CD (depending on version)
Optional Accessories:
- RS4232-4 Box: Converts RS-232 signals to isolated RS232/RS422/RS485 interfaces; connects via DB37 or RJ45 cable.
- A400 Cable: DB37 to four DB25 male connectors for RS-232 signals.
- P485 Cable: DB37 to four DB9 male connectors for RS-422/485 signals.
- TB485 Converter: DB9 to 3-pin terminal block for RS-485 wiring.
- RJ45-to-DB9/DB25 Adapters: For connecting standard serial devices.
- R803 Cable: DB62 to DB62 cable for connecting to RS4232-8 isolation box (for 8-port models).
Connectors and Pinouts:
- RJ45 pin assignments follow standard RS-232/RS-422 mapping:
1. TXD+ / TXD (Out)
2. RXD+ / RXD (In)
3. RTS (Out)
4. CTS (In)
5. DSR / RXD– (In)
6. GND
7. DTR / TXD– (Out)
8. DCD (In)
### 6. Installation & Setup
System Requirements:
- IBM PC/AT compatible system with available PCI slot
- Supported operating systems: DOS, Windows 95/98/Me, Windows NT4.0, Windows 2000/XP, Linux, SCO OpenServer
- Minimum one available IRQ (shared mode supported)
Installation Procedure:
1. Power off the PC and unplug it.
2. Insert the RJ514 card into an available PCI slot.
3. Secure the card with the bracket screw.
4. Connect the RJ45 cables to the desired serial devices.
5. Power on the system.
6. Install the appropriate driver for your operating system.
7. Verify installation via Device Manager (Windows) or `/dev/tty8x` devices (Linux).
Jumper Configuration:
- JP1: Card number selection (ON = first card, OFF = second card).
- DIP switches (if present): Interface mode selection for RS-422/RS-485 ports.
Driver Installation:
- Windows 2000/XP: Automatic Plug & Play detection; specify driver path (A:\WIN2000).
- Windows NT4: Manual installation via Control Panel → Network → Add Adapter → “Other.”
- Windows 95/98/Me: Plug & Play detection; specify A:\WIN95 driver path.
- DOS: Run `PCIPORT.EXE` from driver diskette.
- Linux: Copy driver source to `/etc/rayon`, run `./Install`, rebuild kernel modules.
- SCO OpenServer: Use `/etc/custom` or manual `tar` and `build` installation.
Multi-Card Installation:
- Up to 8 cards per system.
- Each card must have a unique JP1 setting.
- Cards can share IRQs if supported by the operating system.
### 7. Performance & Capabilities
Data Throughput:
- Up to 921.6 Kbps per port (with high-speed crystal)
- 16-byte FIFO buffers minimize CPU interrupts and data loss
Capacity:
- 4 independent serial channels per card
- Up to 32 ports per system (8 cards)
Efficiency:
- Reduced CPU load through intelligent buffering
- Supports simultaneous full-duplex communication on all ports
Limitations:
- RS-485 mode requires half-duplex communication
- Isolation requires optional RS4232-4 box
- SCO OpenServer does not support IRQ sharing
Reliability:
- Industrial-grade components for 24/7 operation
- Optional surge and isolation protection for harsh environments
### 8. Standards & Compliance
Electrical and Interface Standards:
- RS-232C, RS-422, RS-485 compliant
- PCI Local Bus Specification Rev. 2.1
- Universal PCI (3.3V/5V) compatibility
Software and OS Compliance:
- Microsoft Windows 95/98/Me/NT4/2000/XP
- DOS
- Linux (kernel 2.4.x and above)
- SCO OpenServer
Certifications:
- CE and FCC Class A (industrial environment)
- RoHS-compliant manufacturing (depending on production batch)
Industry Standards:
- EIA/TIA-232, EIA/TIA-422, EIA/TIA-485
- ISO 9001:2000 certified manufacturing process
### 9. Additional Information
Warranty:
- 1-year limited warranty covering defects in materials and workmanship.
- Excludes damage from misuse, unauthorized servicing, or electrical surges.
- Out-of-warranty repairs available at flat-rate service charge.
Support & Service:
- Taiwan Service Center: rayon@ms1.hinet.net
- European Service Center: rayon@acceed.com
- RMA procedure requires model number, serial number, and problem description.
- Technical support available via email for driver and installation issues.
Maintenance:
- Periodic inspection for dust and oxidation on PCI contacts recommended.
- Use anti-static precautions during handling.
- Firmware and driver updates available from Rayon’s support website.
Updates & Compatibility:
- Backward compatible with earlier Rayon PCIPORT models (P584, P485, P588 series).
- Software drivers unified across PCIPORT family for simplified deployment.
- Future-proof design supporting legacy and modern operating systems.
### Summary
The Rayon RJ514 PCI 4-Port Serial Card is a robust, high-performance communication interface designed for industrial and commercial PC systems requiring multiple serial connections. With three RS-232 ports and one RS-422 port, it provides flexible connectivity for a wide range of serial devices. Its plug-and-play PCI architecture, broad OS support, and expandability up to eight cards per system make it ideal for scalable serial communication infrastructures.
The RJ514’s intelligent UART design, high-speed capability, and optional isolation accessories ensure reliable data transmission even in electrically noisy environments. Combined with comprehensive driver support and straightforward installation, the RJ514 delivers a dependable, cost-effective solution for multi-port serial communication in industrial automation, data acquisition, and embedded control applications.
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PCI-Port-015.pdf
Manual
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