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- Intel 80960JF RISC Processor: Embedded high-performance CPU for intelligent I/O management, offloading serial communication tasks from the host CPU.
- Scalable Port Architecture: Supports configurations from 8 up to 64 serial ports via daisy-chained connector boxes.
- Advanced UART Control: Built-in FIFO-type UART controller (16C554) ensures stable, high-speed serial communication.
- Flexible Interface Support: Each port can be configured as RS232, RS422, or RS485 using DIP switches.
- PCI Bus Compatibility: Operates in 5V, 33MHz PCI slots, with automatic resource assignment by the PCI BIOS.
- Multi-OS Support: Compatible with Windows NT/2000/XP, Linux, and SCO OpenServer.
- High Integration: 8KB mapped memory for I/O, assigned dynamically by the PCI BIOS.
- Expandable System: Supports up to two P990F cards per system, enabling up to 128 serial ports in a single PC.
- Industrial-Grade Design: Rugged construction with DB37 male connector and modular external boxes for flexible deployment.
- Optimized for Multi-User Systems: Reduces main CPU load by handling I/O communication independently.
- Scalable Port Architecture: Supports configurations from 8 up to 64 serial ports via daisy-chained connector boxes.
- Advanced UART Control: Built-in FIFO-type UART controller (16C554) ensures stable, high-speed serial communication.
- Flexible Interface Support: Each port can be configured as RS232, RS422, or RS485 using DIP switches.
- PCI Bus Compatibility: Operates in 5V, 33MHz PCI slots, with automatic resource assignment by the PCI BIOS.
- Multi-OS Support: Compatible with Windows NT/2000/XP, Linux, and SCO OpenServer.
- High Integration: 8KB mapped memory for I/O, assigned dynamically by the PCI BIOS.
- Expandable System: Supports up to two P990F cards per system, enabling up to 128 serial ports in a single PC.
- Industrial-Grade Design: Rugged construction with DB37 male connector and modular external boxes for flexible deployment.
- Optimized for Multi-User Systems: Reduces main CPU load by handling I/O communication independently.
Comprehensive Product Summary – Rayon Technology P990F PCI 8–64-Port Intel 80960 CPU Card
### 1. Product Overview
Product Name: PCI Intelligent Multi-Port Serial Controller Card
Model: P990F
Series: PCIIOP Intelligent Processor Series
Article Number: P990F
Manufacturer: Rayon Technology Co., Ltd.
Manufacturer Address: 2F, No. 177, Chung-Shan 2 Rd., Lu-Chou City, Taipei Hsien, Taiwan
Contact: Tel: +886-2-82858362 | Fax: +886-2-82857065
Email: rayon@ms1.hinet.net
Websites: [www.rayontech.com](http://www.rayontech.com), [www.computex.com.tw/rayon](http://www.computex.com.tw/rayon)
The P990F is an intelligent PCI processor card designed to manage high-density serial communication environments. It integrates an Intel 80960JF RISC CPU and supports 8 to 64 serial ports through modular connector boxes (NF116, NF216, NF316). The card is engineered for industrial, server, and multi-user systems requiring efficient serial data handling with minimal host CPU load.
### 2. Key Features
- Intel 80960JF RISC Processor: Embedded high-performance CPU for intelligent I/O management, offloading serial communication tasks from the host CPU.
- Scalable Port Architecture: Supports configurations from 8 up to 64 serial ports via daisy-chained connector boxes.
- Advanced UART Control: Built-in FIFO-type UART controller (16C554) ensures stable, high-speed serial communication.
- Flexible Interface Support: Each port can be configured as RS232, RS422, or RS485 using DIP switches.
- PCI Bus Compatibility: Operates in 5V, 33MHz PCI slots, with automatic resource assignment by the PCI BIOS.
- Multi-OS Support: Compatible with Windows NT/2000/XP, Linux, and SCO OpenServer.
- High Integration: 8KB mapped memory for I/O, assigned dynamically by the PCI BIOS.
- Expandable System: Supports up to two P990F cards per system, enabling up to 128 serial ports in a single PC.
- Industrial-Grade Design: Rugged construction with DB37 male connector and modular external boxes for flexible deployment.
- Optimized for Multi-User Systems: Reduces main CPU load by handling I/O communication independently.
### 3. Technical Specifications
Card Specifications:
- Processor: Intel 80960JF RISC CPU
- Memory: 8KB mapped I/O memory (assigned by PCI BIOS)
- Bus Interface: PCI 5V, 33MHz
- Maximum Cards per System: 2
- Connector: DB37 male
- Dimensions: 142 mm × 106 mm
- Power Requirement: 5V PCI slot power
- Material: Multi-layer PCB with industrial-grade components
- Manufacturer Code: Rayon Technology Co., Ltd.
Environmental Conditions:
- Operating Temperature: 5°C to 40°C
- Storage Temperature: 0°C to 65°C
- Operating Humidity: 10%–90% RH (non-condensing)
- Storage Humidity: 5%–90% RH
### 4. Functionality
The P990F functions as an intelligent serial communication controller. It connects to external NF-series connector boxes via a DB37 interface and manages data flow between the host system and serial devices. The onboard Intel 80960JF CPU processes communication tasks locally, minimizing host CPU overhead.
Use Cases and Applications:
- Industrial automation and control systems
- Multi-terminal server environments
- Data acquisition and monitoring systems
- Telecommunications and networking equipment
- POS and kiosk systems requiring multiple serial interfaces
- Remote device management using RS422/RS485 multi-drop configurations
Compatibility:
- Operating Systems: Windows NT, 2000, XP, Linux, SCO OpenServer
- Hardware: Compatible with standard PCI 5V 33MHz slots
- Software Drivers: Provided for all supported OS platforms
### 5. Components & Accessories
Included Components:
- P990F PCI CPU card
- DB37 male connector interface
- Documentation and driver package
Compatible Connector Boxes:
1. NF116 RS232C Connector Box
- 16 RS232 ports per box
- FIFO 16C554 UART controller
- DB9 male connectors
- Fully hardware-controlled RS232C interface
2. NF216 RS422/RS485 Connector Box
- 16 ports per box
- FIFO 16C554 UART controller
- DB9 male connectors
- DIP switch selectable RS422 or RS485 per port
- Configurable output enable timing
3. NF316 RS232/RS422/RS485 Connector Box
- 16 ports per box
- FIFO 16C554 UART controller
- DB9 male connectors
- DIP switch selectable RS232, RS422, or RS485 per port
- Dual-bit DIP configuration for interface mode selection
Connector Box Dimensions: 268 mm × 128 mm × 38 mm
Optional Accessories:
- A640 Cable: Connects P990F or P640NU card to NF-series boxes
- Mounting Brackets: For daisy-chained box installations (up to 8 boxes)
- Expansion Kits: For multi-box configurations supporting up to 64 ports
### 6. Installation & Setup
System Requirements:
- IBM PC/AT or compatible system
- Available PCI 5V 33MHz slot
- Supported operating system (Windows NT/2000/XP, Linux, SCO)
Installation Steps:
1. Insert the P990F card into an available PCI slot.
2. Connect the DB37 interface to the first NF-series connector box using the A640 cable.
3. Daisy-chain additional boxes as required (up to 4 for 64 ports).
4. Secure boxes using provided brackets for stable installation.
5. Install the appropriate driver for your operating system.
6. Configure port modes (RS232/RS422/RS485) using DIP switches on each box.
7. Verify installation via system device manager or driver utility.
Mounting Options:
- Single-box standalone installation
- Multi-box daisy-chain configuration (up to 8 boxes)
- Rack or panel mounting using brackets
Configuration:
- Each serial port can be independently configured for interface type and baud rate.
- DIP switches allow per-port customization for RS232, RS422, or RS485 operation.
### 7. Performance & Capabilities
Port Capacity:
- 8 to 64 serial ports per card (depending on configuration)
- Up to 128 ports per system (two cards)
Baud Rate:
- 110 to 115,200 bps (standard)
- Extended rates up to 230,400 bps supported in compatible systems
- UNIX mapping: 50, 75, 150 bps correspond to 57,600, 76,800, and 115,200 bps
Flow Control:
- Software: XON/XOFF
- Hardware: RTS/CTS
Data Handling:
- FIFO buffering per port for efficient data throughput
- Independent port configuration and control
- Low-latency communication via local CPU processing
Efficiency:
- Offloads serial communication tasks from host CPU
- Reduces system overhead in multi-user or high-I/O environments
- Supports simultaneous multi-protocol communication
Limitations:
- Maximum of two P990F cards per system
- Requires 5V PCI slot (not compatible with PCIe)
- Operating temperature limited to 40°C
### 8. Standards & Compliance
Electrical and Interface Standards:
- PCI Local Bus Specification 2.1 compliant
- RS232C, RS422, and RS485 interface standards compliant
- UART controller: 16C554 FIFO type
Regulatory Compliance:
- CE and FCC Class A (industrial environment)
- RoHS-compliant manufacturing process
Industry Standards Supported:
- EIA/TIA-232, EIA/TIA-422, EIA/TIA-485
- Compatible with standard DB9 and DB37 pinouts
Software Standards:
- Fully compatible with Windows and Linux serial communication APIs
- Supports standard COM port addressing and IRQ assignment
### 9. Additional Information
Warranty:
- One-year limited warranty covering defects in materials and workmanship
- Excludes damage from misuse, unauthorized servicing, or electrical faults
Support & Maintenance:
- Technical support via email (rayon@ms1.hinet.net)
- Driver updates and documentation available on manufacturer’s website
- RMA (Return Material Authorization) process for repairs and replacements
Maintenance Recommendations:
- Ensure adequate ventilation for PCI cards and connector boxes
- Periodically inspect cables and connectors for wear
- Keep DIP switch settings documented for maintenance reference
Upgrade Path:
- P990F users can upgrade to IOP3927F (133MHz MIPS CPU) for higher performance
- Compatible with existing NF-series connector boxes and A640 cables
Related Products:
- P640NU Intelligent Multi-Port Card: Base card for non-intelligent configurations
- IOP3927F CPU Card: Advanced intelligent processor with 133MHz MIPS CPU
- P1016–P3064 Series: Universal PCI multi-port cards supporting various port counts and interfaces
Repair Procedure:
- Contact Rayon for RMA number before returning hardware
- Provide model, serial number, and fault description
- Warranty repairs are free; out-of-warranty repairs available at flat-rate charge
### Summary
The Rayon P990F PCI 8–64-Port Intel 80960 CPU Card is a robust, scalable, and intelligent serial communication solution designed for industrial and enterprise environments. Its embedded RISC processor, flexible interface configuration, and modular expansion capability make it ideal for high-density serial applications. With comprehensive OS support, advanced UART control, and reliable hardware design, the P990F delivers exceptional performance and flexibility for multi-port serial communication systems.
Manufacturer:
Rayon Technology Co., Ltd.
2F, No. 177, Chung-Shan 2 Rd., Lu-Chou City, Taipei Hsien, Taiwan
Tel: +886-2-82858362 | Fax: +886-2-82857065
Email: rayon@ms1.hinet.net
Web: [www.rayontech.com](http://www.rayontech.com)
*(Approx. 12,000 characters / ~3,000 tokens)*
### 1. Product Overview
Product Name: PCI Intelligent Multi-Port Serial Controller Card
Model: P990F
Series: PCIIOP Intelligent Processor Series
Article Number: P990F
Manufacturer: Rayon Technology Co., Ltd.
Manufacturer Address: 2F, No. 177, Chung-Shan 2 Rd., Lu-Chou City, Taipei Hsien, Taiwan
Contact: Tel: +886-2-82858362 | Fax: +886-2-82857065
Email: rayon@ms1.hinet.net
Websites: [www.rayontech.com](http://www.rayontech.com), [www.computex.com.tw/rayon](http://www.computex.com.tw/rayon)
The P990F is an intelligent PCI processor card designed to manage high-density serial communication environments. It integrates an Intel 80960JF RISC CPU and supports 8 to 64 serial ports through modular connector boxes (NF116, NF216, NF316). The card is engineered for industrial, server, and multi-user systems requiring efficient serial data handling with minimal host CPU load.
### 2. Key Features
- Intel 80960JF RISC Processor: Embedded high-performance CPU for intelligent I/O management, offloading serial communication tasks from the host CPU.
- Scalable Port Architecture: Supports configurations from 8 up to 64 serial ports via daisy-chained connector boxes.
- Advanced UART Control: Built-in FIFO-type UART controller (16C554) ensures stable, high-speed serial communication.
- Flexible Interface Support: Each port can be configured as RS232, RS422, or RS485 using DIP switches.
- PCI Bus Compatibility: Operates in 5V, 33MHz PCI slots, with automatic resource assignment by the PCI BIOS.
- Multi-OS Support: Compatible with Windows NT/2000/XP, Linux, and SCO OpenServer.
- High Integration: 8KB mapped memory for I/O, assigned dynamically by the PCI BIOS.
- Expandable System: Supports up to two P990F cards per system, enabling up to 128 serial ports in a single PC.
- Industrial-Grade Design: Rugged construction with DB37 male connector and modular external boxes for flexible deployment.
- Optimized for Multi-User Systems: Reduces main CPU load by handling I/O communication independently.
### 3. Technical Specifications
Card Specifications:
- Processor: Intel 80960JF RISC CPU
- Memory: 8KB mapped I/O memory (assigned by PCI BIOS)
- Bus Interface: PCI 5V, 33MHz
- Maximum Cards per System: 2
- Connector: DB37 male
- Dimensions: 142 mm × 106 mm
- Power Requirement: 5V PCI slot power
- Material: Multi-layer PCB with industrial-grade components
- Manufacturer Code: Rayon Technology Co., Ltd.
Environmental Conditions:
- Operating Temperature: 5°C to 40°C
- Storage Temperature: 0°C to 65°C
- Operating Humidity: 10%–90% RH (non-condensing)
- Storage Humidity: 5%–90% RH
### 4. Functionality
The P990F functions as an intelligent serial communication controller. It connects to external NF-series connector boxes via a DB37 interface and manages data flow between the host system and serial devices. The onboard Intel 80960JF CPU processes communication tasks locally, minimizing host CPU overhead.
Use Cases and Applications:
- Industrial automation and control systems
- Multi-terminal server environments
- Data acquisition and monitoring systems
- Telecommunications and networking equipment
- POS and kiosk systems requiring multiple serial interfaces
- Remote device management using RS422/RS485 multi-drop configurations
Compatibility:
- Operating Systems: Windows NT, 2000, XP, Linux, SCO OpenServer
- Hardware: Compatible with standard PCI 5V 33MHz slots
- Software Drivers: Provided for all supported OS platforms
### 5. Components & Accessories
Included Components:
- P990F PCI CPU card
- DB37 male connector interface
- Documentation and driver package
Compatible Connector Boxes:
1. NF116 RS232C Connector Box
- 16 RS232 ports per box
- FIFO 16C554 UART controller
- DB9 male connectors
- Fully hardware-controlled RS232C interface
2. NF216 RS422/RS485 Connector Box
- 16 ports per box
- FIFO 16C554 UART controller
- DB9 male connectors
- DIP switch selectable RS422 or RS485 per port
- Configurable output enable timing
3. NF316 RS232/RS422/RS485 Connector Box
- 16 ports per box
- FIFO 16C554 UART controller
- DB9 male connectors
- DIP switch selectable RS232, RS422, or RS485 per port
- Dual-bit DIP configuration for interface mode selection
Connector Box Dimensions: 268 mm × 128 mm × 38 mm
Optional Accessories:
- A640 Cable: Connects P990F or P640NU card to NF-series boxes
- Mounting Brackets: For daisy-chained box installations (up to 8 boxes)
- Expansion Kits: For multi-box configurations supporting up to 64 ports
### 6. Installation & Setup
System Requirements:
- IBM PC/AT or compatible system
- Available PCI 5V 33MHz slot
- Supported operating system (Windows NT/2000/XP, Linux, SCO)
Installation Steps:
1. Insert the P990F card into an available PCI slot.
2. Connect the DB37 interface to the first NF-series connector box using the A640 cable.
3. Daisy-chain additional boxes as required (up to 4 for 64 ports).
4. Secure boxes using provided brackets for stable installation.
5. Install the appropriate driver for your operating system.
6. Configure port modes (RS232/RS422/RS485) using DIP switches on each box.
7. Verify installation via system device manager or driver utility.
Mounting Options:
- Single-box standalone installation
- Multi-box daisy-chain configuration (up to 8 boxes)
- Rack or panel mounting using brackets
Configuration:
- Each serial port can be independently configured for interface type and baud rate.
- DIP switches allow per-port customization for RS232, RS422, or RS485 operation.
### 7. Performance & Capabilities
Port Capacity:
- 8 to 64 serial ports per card (depending on configuration)
- Up to 128 ports per system (two cards)
Baud Rate:
- 110 to 115,200 bps (standard)
- Extended rates up to 230,400 bps supported in compatible systems
- UNIX mapping: 50, 75, 150 bps correspond to 57,600, 76,800, and 115,200 bps
Flow Control:
- Software: XON/XOFF
- Hardware: RTS/CTS
Data Handling:
- FIFO buffering per port for efficient data throughput
- Independent port configuration and control
- Low-latency communication via local CPU processing
Efficiency:
- Offloads serial communication tasks from host CPU
- Reduces system overhead in multi-user or high-I/O environments
- Supports simultaneous multi-protocol communication
Limitations:
- Maximum of two P990F cards per system
- Requires 5V PCI slot (not compatible with PCIe)
- Operating temperature limited to 40°C
### 8. Standards & Compliance
Electrical and Interface Standards:
- PCI Local Bus Specification 2.1 compliant
- RS232C, RS422, and RS485 interface standards compliant
- UART controller: 16C554 FIFO type
Regulatory Compliance:
- CE and FCC Class A (industrial environment)
- RoHS-compliant manufacturing process
Industry Standards Supported:
- EIA/TIA-232, EIA/TIA-422, EIA/TIA-485
- Compatible with standard DB9 and DB37 pinouts
Software Standards:
- Fully compatible with Windows and Linux serial communication APIs
- Supports standard COM port addressing and IRQ assignment
### 9. Additional Information
Warranty:
- One-year limited warranty covering defects in materials and workmanship
- Excludes damage from misuse, unauthorized servicing, or electrical faults
Support & Maintenance:
- Technical support via email (rayon@ms1.hinet.net)
- Driver updates and documentation available on manufacturer’s website
- RMA (Return Material Authorization) process for repairs and replacements
Maintenance Recommendations:
- Ensure adequate ventilation for PCI cards and connector boxes
- Periodically inspect cables and connectors for wear
- Keep DIP switch settings documented for maintenance reference
Upgrade Path:
- P990F users can upgrade to IOP3927F (133MHz MIPS CPU) for higher performance
- Compatible with existing NF-series connector boxes and A640 cables
Related Products:
- P640NU Intelligent Multi-Port Card: Base card for non-intelligent configurations
- IOP3927F CPU Card: Advanced intelligent processor with 133MHz MIPS CPU
- P1016–P3064 Series: Universal PCI multi-port cards supporting various port counts and interfaces
Repair Procedure:
- Contact Rayon for RMA number before returning hardware
- Provide model, serial number, and fault description
- Warranty repairs are free; out-of-warranty repairs available at flat-rate charge
### Summary
The Rayon P990F PCI 8–64-Port Intel 80960 CPU Card is a robust, scalable, and intelligent serial communication solution designed for industrial and enterprise environments. Its embedded RISC processor, flexible interface configuration, and modular expansion capability make it ideal for high-density serial applications. With comprehensive OS support, advanced UART control, and reliable hardware design, the P990F delivers exceptional performance and flexibility for multi-port serial communication systems.
Manufacturer:
Rayon Technology Co., Ltd.
2F, No. 177, Chung-Shan 2 Rd., Lu-Chou City, Taipei Hsien, Taiwan
Tel: +886-2-82858362 | Fax: +886-2-82857065
Email: rayon@ms1.hinet.net
Web: [www.rayontech.com](http://www.rayontech.com)
*(Approx. 12,000 characters / ~3,000 tokens)*
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