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- Eight Ground-Isolated RS232 Ports: Provides eight fully isolated RS232 serial interfaces, ensuring electrical isolation between ports and system ground to prevent ground loops and signal interference.
- PCI Express Interface: Fully compliant with PCIe bus architecture, supporting 3.3V signaling and plug-and-play installation.
- Single IRQ Resource: Utilizes only one IRQ for all eight ports, optimizing system resource allocation and minimizing conflicts.
- High Compatibility: Supports a wide range of operating systems including DOS, Windows 95/98/Me, Windows NT/2000/XP/Vista/7, Linux, and SCO OpenServer.
- Flexible Expansion: Based on the A320 intelligent multiport card design, allowing expansion up to 64 ports per PCIe slot when combined with additional connector boxes.
- Intelligent UART Control: Each port is managed by a FIFO-type 16C554 UART controller, providing efficient buffering and stable data transmission.
- High-Speed Communication: Configurable baud rates from 110 to 115,200 bps per port, with UNIX-specific mappings for 57,600, 76,800, and 115,200 bps.
- Comprehensive Flow Control: Supports both software (XON/XOFF) and hardware (RTS/CTS) handshaking.
- Industrial Reliability: Designed for continuous operation in industrial environments with wide temperature and humidity tolerance.
- Modular Design: Uses detachable IF108 connector box and A640 cable for flexible installation and maintenance.
- PCI Express Interface: Fully compliant with PCIe bus architecture, supporting 3.3V signaling and plug-and-play installation.
- Single IRQ Resource: Utilizes only one IRQ for all eight ports, optimizing system resource allocation and minimizing conflicts.
- High Compatibility: Supports a wide range of operating systems including DOS, Windows 95/98/Me, Windows NT/2000/XP/Vista/7, Linux, and SCO OpenServer.
- Flexible Expansion: Based on the A320 intelligent multiport card design, allowing expansion up to 64 ports per PCIe slot when combined with additional connector boxes.
- Intelligent UART Control: Each port is managed by a FIFO-type 16C554 UART controller, providing efficient buffering and stable data transmission.
- High-Speed Communication: Configurable baud rates from 110 to 115,200 bps per port, with UNIX-specific mappings for 57,600, 76,800, and 115,200 bps.
- Comprehensive Flow Control: Supports both software (XON/XOFF) and hardware (RTS/CTS) handshaking.
- Industrial Reliability: Designed for continuous operation in industrial environments with wide temperature and humidity tolerance.
- Modular Design: Uses detachable IF108 connector box and A640 cable for flexible installation and maintenance.
1. Product Overview
Product Name: A1008I PCIe 8-Port Ground Isolated RS232 Solution
Model: A1008I
Series: A320 Intelligent Multiport PCIe Series
Article Number: A1008I
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 / info@rayontech.com.tw
Website: [www.rayontech.com](http://www.rayontech.com)
The A1008I is an advanced PCI Express (PCIe) intelligent multiport communication card designed to provide eight ground-isolated RS232 serial ports through a single PCIe slot. It is part of Rayon’s A320 intelligent multiport architecture, which supports modular expansion and flexible interface configurations. The A1008I integrates the A320 PCIe intelligent card, an IF108 ground-isolated RS232 connector box, and an A640 0.7-meter cable assembly, forming a complete industrial-grade serial communication solution for multi-user and embedded system environments.
2. Key Features
- Eight Ground-Isolated RS232 Ports: Provides eight fully isolated RS232 serial interfaces, ensuring electrical isolation between ports and system ground to prevent ground loops and signal interference.
- PCI Express Interface: Fully compliant with PCIe bus architecture, supporting 3.3V signaling and plug-and-play installation.
- Single IRQ Resource: Utilizes only one IRQ for all eight ports, optimizing system resource allocation and minimizing conflicts.
- High Compatibility: Supports a wide range of operating systems including DOS, Windows 95/98/Me, Windows NT/2000/XP/Vista/7, Linux, and SCO OpenServer.
- Flexible Expansion: Based on the A320 intelligent multiport card design, allowing expansion up to 64 ports per PCIe slot when combined with additional connector boxes.
- Intelligent UART Control: Each port is managed by a FIFO-type 16C554 UART controller, providing efficient buffering and stable data transmission.
- High-Speed Communication: Configurable baud rates from 110 to 115,200 bps per port, with UNIX-specific mappings for 57,600, 76,800, and 115,200 bps.
- Comprehensive Flow Control: Supports both software (XON/XOFF) and hardware (RTS/CTS) handshaking.
- Industrial Reliability: Designed for continuous operation in industrial environments with wide temperature and humidity tolerance.
- Modular Design: Uses detachable IF108 connector box and A640 cable for flexible installation and maintenance.
3. Technical Specifications
Card (A320 PCIe Intelligent Multiport Card):
- Bus Interface: PCI Express (PCIe) 3.3V
- System Structure: A320 intelligent multiport card + IF108 connector box + A640 cable
- Memory Map Model:
- 128 bytes for PCI controller
- Two 4 KB blocks for UART controllers
- I/O Map Model:
- 128 bytes I/O for PCI controller
- 256 bytes I/O for UART controller
- 64 bytes I/O for status register
- IRQ: One free IRQ assigned by PCI BIOS
- Dimensions: 10.0 cm × 9.5 cm
- Operating Temperature: 5°C to 40°C
- Operating Humidity: 10% to 90% RH
- Storage Temperature: 0°C to 65°C
- Storage Humidity: 5% to 90% RH
Connector Box (IF108):
- Interface Type: Ground-Isolated RS232C
- Controller: FIFO type 16C554 UART chip
- Port Count: 8 ports per box
- Connector Type: DB9 male connectors
- Baud Rate: 110–115,200 bps (configurable)
- Flow Control: XON/XOFF (software), RTS/CTS (hardware)
- Dimensions: 268 mm × 128 mm × 38 mm
- Isolation: Full ground isolation between each port and system ground
- Environmental Conditions:
- Operating Temperature: 5°C–40°C
- Operating Humidity: 10%–90% RH
- Storage Temperature: 0°C–65°C
- Storage Humidity: 5%–90% RH
Cable (A640):
- Type: Shielded multi-core communication cable
- Length: 0.7 meters
- Connector: 37-pin D-type connector (card side) to 37-pin D-type (box side)
4. Functionality
The A1008I functions as an intelligent serial communication interface for PCs and industrial systems requiring multiple isolated RS232 ports. The A320 PCIe card acts as the host interface, managing data flow between the system CPU and the external IF108 connector box through the A640 cable. Each port operates independently, supporting full-duplex RS232 communication with hardware and software flow control.
Use Cases and Applications:
- Industrial automation and control systems
- Data acquisition and instrumentation
- Multi-terminal communication servers
- POS and kiosk systems
- SCADA and telemetry systems
- Serial device networking and monitoring
Compatibility:
- Operating Systems: DOS, Windows 95/98/Me, NT, 2000, XP, Vista, 7, Linux, SCO OpenServer
- Hardware: Standard PCIe slots on PC/AT or compatible systems
- Software Drivers: Provided for all supported OS platforms, including source-level drivers for Linux
5. Components & Accessories
Included Components:
- 1 × A320 PCIe intelligent multiport card
- 1 × IF108 ground-isolated RS232 connector box
- 1 × A640 0.7 m cable assembly
Optional Accessories:
- IF208 box (Ground-Isolated RS422/RS485, 8 ports)
- IF308 box (Ground-Isolated RS232/RS422/RS485, 8 ports)
- NF116/NF216/NF316 boxes (non-isolated 16-port RS232/RS422/RS485)
- P640NU PCI card (compatible with same connector boxes)
- P990F card (with Intel 80960JF local processor)
- IOP3927F card (with 133 MHz MIPS processor)
Connectors:
- DB9 male connectors for each serial port
- 37-pin D-type connectors for card-to-box interconnection
6. Installation & Setup
Hardware Installation:
1. Power off the PC and disconnect AC power.
2. Insert the A320 PCIe card into an available PCIe slot.
3. Connect the A640 cable between the card’s 37-pin connector and the IF108 box.
4. Secure the IF108 box in a stable location using mounting brackets if required.
5. Power on the system.
Software Installation:
- Windows 95/98/Me: Plug-and-play detection; specify driver path (A:\WIN95).
- Windows NT/2000/XP/Vista/7: Use “Add Hardware” or “Device Manager” to install drivers from the provided diskette or directory (A:\WIN2000).
- Linux: Install source-level driver via `/etc/rayon/Install` script; compile against kernel source.
- SCO OpenServer: Use `/etc/custom` or `tar` installation method; rebuild kernel after driver installation.
Configuration:
- Assign COM port numbers via driver setup utility.
- Configure baud rate, parity, and flow control per application.
- Verify installation using HyperTerminal (Windows) or `etty`/`om` utilities (Linux).
7. Performance & Capabilities
- Port Count: 8 independent RS232 ports
- Baud Rate Range: 110–115,200 bps
- Data Bits: 5, 6, 7, or 8 bits
- Stop Bits: 1 or 2
- Parity: None, Even, Odd
- Flow Control: XON/XOFF, RTS/CTS
- Isolation: Full ground isolation per port
- IRQ Usage: Single IRQ for all ports
- Throughput: Optimized via FIFO buffering and intelligent UART management
- Latency: Minimal due to direct PCIe bus access
- Scalability: Expandable up to 64 ports per system using additional connector boxes
- Reliability: Industrial-grade design for 24/7 operation
- Limitations: RS232-only interface on IF108; for RS422/RS485, use IF208 or IF308 boxes
8. Standards & Compliance
- Bus Standard: PCI Express (PCIe) 3.3V compliant
- Interface Standards: RS232C (EIA/TIA-232)
- Isolation Standard: Ground isolation per port (optical/electrical)
- UART Compliance: 16C554 FIFO UART compatible
- Operating System Drivers: Certified for Windows and Linux distributions
- Environmental Compliance: Designed for industrial temperature and humidity ranges
- Regulatory Compliance: CE and FCC Class A (industrial environment) compliant (manufacturer standard)
- Industry Standards: Compatible with PC/AT architecture and standard serial communication protocols
9. Additional Information
Warranty:
- One-year limited warranty covering defects in materials and workmanship.
- Excludes damage from misuse, unauthorized servicing, or electrical faults.
- Warranty repairs are free of charge; out-of-warranty repairs available at a flat rate.
Support & Maintenance:
- Technical support via email (rayon@ms1.hinet.net / info@rayontech.com.tw).
- Driver updates and documentation available from [www.rayontech.com](http://www.rayontech.com).
- RMA (Return Material Authorization) required for product returns; contact Rayon service representative for RMA number and shipping instructions.
Maintenance Recommendations:
- Ensure proper grounding and isolation during installation.
- Avoid hot-swapping cables while powered.
- Periodically inspect connectors and cables for wear.
- Keep firmware and drivers updated for optimal performance.
Product Family Compatibility:
The A1008I is part of Rayon’s modular multiport communication ecosystem, compatible with the A320, P640NU, and IOP3927 series cards and IF/NF connector boxes. This modularity allows users to mix RS232, RS422, and RS485 interfaces within the same system, scaling from 8 to 64 ports as required.
Summary
The Rayon A1008I PCIe 8-Port Ground Isolated RS232 Solution is a robust, industrial-grade communication interface designed for high-performance serial connectivity in demanding environments. Combining the A320 intelligent PCIe card with the IF108 isolated connector box, it delivers reliable, noise-immune RS232 communication across eight independent ports. Its modular design, broad OS support, and intelligent resource management make it ideal for industrial automation, data acquisition, and multi-terminal applications requiring stable, isolated serial communication.
Product Name: A1008I PCIe 8-Port Ground Isolated RS232 Solution
Model: A1008I
Series: A320 Intelligent Multiport PCIe Series
Article Number: A1008I
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 / info@rayontech.com.tw
Website: [www.rayontech.com](http://www.rayontech.com)
The A1008I is an advanced PCI Express (PCIe) intelligent multiport communication card designed to provide eight ground-isolated RS232 serial ports through a single PCIe slot. It is part of Rayon’s A320 intelligent multiport architecture, which supports modular expansion and flexible interface configurations. The A1008I integrates the A320 PCIe intelligent card, an IF108 ground-isolated RS232 connector box, and an A640 0.7-meter cable assembly, forming a complete industrial-grade serial communication solution for multi-user and embedded system environments.
2. Key Features
- Eight Ground-Isolated RS232 Ports: Provides eight fully isolated RS232 serial interfaces, ensuring electrical isolation between ports and system ground to prevent ground loops and signal interference.
- PCI Express Interface: Fully compliant with PCIe bus architecture, supporting 3.3V signaling and plug-and-play installation.
- Single IRQ Resource: Utilizes only one IRQ for all eight ports, optimizing system resource allocation and minimizing conflicts.
- High Compatibility: Supports a wide range of operating systems including DOS, Windows 95/98/Me, Windows NT/2000/XP/Vista/7, Linux, and SCO OpenServer.
- Flexible Expansion: Based on the A320 intelligent multiport card design, allowing expansion up to 64 ports per PCIe slot when combined with additional connector boxes.
- Intelligent UART Control: Each port is managed by a FIFO-type 16C554 UART controller, providing efficient buffering and stable data transmission.
- High-Speed Communication: Configurable baud rates from 110 to 115,200 bps per port, with UNIX-specific mappings for 57,600, 76,800, and 115,200 bps.
- Comprehensive Flow Control: Supports both software (XON/XOFF) and hardware (RTS/CTS) handshaking.
- Industrial Reliability: Designed for continuous operation in industrial environments with wide temperature and humidity tolerance.
- Modular Design: Uses detachable IF108 connector box and A640 cable for flexible installation and maintenance.
3. Technical Specifications
Card (A320 PCIe Intelligent Multiport Card):
- Bus Interface: PCI Express (PCIe) 3.3V
- System Structure: A320 intelligent multiport card + IF108 connector box + A640 cable
- Memory Map Model:
- 128 bytes for PCI controller
- Two 4 KB blocks for UART controllers
- I/O Map Model:
- 128 bytes I/O for PCI controller
- 256 bytes I/O for UART controller
- 64 bytes I/O for status register
- IRQ: One free IRQ assigned by PCI BIOS
- Dimensions: 10.0 cm × 9.5 cm
- Operating Temperature: 5°C to 40°C
- Operating Humidity: 10% to 90% RH
- Storage Temperature: 0°C to 65°C
- Storage Humidity: 5% to 90% RH
Connector Box (IF108):
- Interface Type: Ground-Isolated RS232C
- Controller: FIFO type 16C554 UART chip
- Port Count: 8 ports per box
- Connector Type: DB9 male connectors
- Baud Rate: 110–115,200 bps (configurable)
- Flow Control: XON/XOFF (software), RTS/CTS (hardware)
- Dimensions: 268 mm × 128 mm × 38 mm
- Isolation: Full ground isolation between each port and system ground
- Environmental Conditions:
- Operating Temperature: 5°C–40°C
- Operating Humidity: 10%–90% RH
- Storage Temperature: 0°C–65°C
- Storage Humidity: 5%–90% RH
Cable (A640):
- Type: Shielded multi-core communication cable
- Length: 0.7 meters
- Connector: 37-pin D-type connector (card side) to 37-pin D-type (box side)
4. Functionality
The A1008I functions as an intelligent serial communication interface for PCs and industrial systems requiring multiple isolated RS232 ports. The A320 PCIe card acts as the host interface, managing data flow between the system CPU and the external IF108 connector box through the A640 cable. Each port operates independently, supporting full-duplex RS232 communication with hardware and software flow control.
Use Cases and Applications:
- Industrial automation and control systems
- Data acquisition and instrumentation
- Multi-terminal communication servers
- POS and kiosk systems
- SCADA and telemetry systems
- Serial device networking and monitoring
Compatibility:
- Operating Systems: DOS, Windows 95/98/Me, NT, 2000, XP, Vista, 7, Linux, SCO OpenServer
- Hardware: Standard PCIe slots on PC/AT or compatible systems
- Software Drivers: Provided for all supported OS platforms, including source-level drivers for Linux
5. Components & Accessories
Included Components:
- 1 × A320 PCIe intelligent multiport card
- 1 × IF108 ground-isolated RS232 connector box
- 1 × A640 0.7 m cable assembly
Optional Accessories:
- IF208 box (Ground-Isolated RS422/RS485, 8 ports)
- IF308 box (Ground-Isolated RS232/RS422/RS485, 8 ports)
- NF116/NF216/NF316 boxes (non-isolated 16-port RS232/RS422/RS485)
- P640NU PCI card (compatible with same connector boxes)
- P990F card (with Intel 80960JF local processor)
- IOP3927F card (with 133 MHz MIPS processor)
Connectors:
- DB9 male connectors for each serial port
- 37-pin D-type connectors for card-to-box interconnection
6. Installation & Setup
Hardware Installation:
1. Power off the PC and disconnect AC power.
2. Insert the A320 PCIe card into an available PCIe slot.
3. Connect the A640 cable between the card’s 37-pin connector and the IF108 box.
4. Secure the IF108 box in a stable location using mounting brackets if required.
5. Power on the system.
Software Installation:
- Windows 95/98/Me: Plug-and-play detection; specify driver path (A:\WIN95).
- Windows NT/2000/XP/Vista/7: Use “Add Hardware” or “Device Manager” to install drivers from the provided diskette or directory (A:\WIN2000).
- Linux: Install source-level driver via `/etc/rayon/Install` script; compile against kernel source.
- SCO OpenServer: Use `/etc/custom` or `tar` installation method; rebuild kernel after driver installation.
Configuration:
- Assign COM port numbers via driver setup utility.
- Configure baud rate, parity, and flow control per application.
- Verify installation using HyperTerminal (Windows) or `etty`/`om` utilities (Linux).
7. Performance & Capabilities
- Port Count: 8 independent RS232 ports
- Baud Rate Range: 110–115,200 bps
- Data Bits: 5, 6, 7, or 8 bits
- Stop Bits: 1 or 2
- Parity: None, Even, Odd
- Flow Control: XON/XOFF, RTS/CTS
- Isolation: Full ground isolation per port
- IRQ Usage: Single IRQ for all ports
- Throughput: Optimized via FIFO buffering and intelligent UART management
- Latency: Minimal due to direct PCIe bus access
- Scalability: Expandable up to 64 ports per system using additional connector boxes
- Reliability: Industrial-grade design for 24/7 operation
- Limitations: RS232-only interface on IF108; for RS422/RS485, use IF208 or IF308 boxes
8. Standards & Compliance
- Bus Standard: PCI Express (PCIe) 3.3V compliant
- Interface Standards: RS232C (EIA/TIA-232)
- Isolation Standard: Ground isolation per port (optical/electrical)
- UART Compliance: 16C554 FIFO UART compatible
- Operating System Drivers: Certified for Windows and Linux distributions
- Environmental Compliance: Designed for industrial temperature and humidity ranges
- Regulatory Compliance: CE and FCC Class A (industrial environment) compliant (manufacturer standard)
- Industry Standards: Compatible with PC/AT architecture and standard serial communication protocols
9. Additional Information
Warranty:
- One-year limited warranty covering defects in materials and workmanship.
- Excludes damage from misuse, unauthorized servicing, or electrical faults.
- Warranty repairs are free of charge; out-of-warranty repairs available at a flat rate.
Support & Maintenance:
- Technical support via email (rayon@ms1.hinet.net / info@rayontech.com.tw).
- Driver updates and documentation available from [www.rayontech.com](http://www.rayontech.com).
- RMA (Return Material Authorization) required for product returns; contact Rayon service representative for RMA number and shipping instructions.
Maintenance Recommendations:
- Ensure proper grounding and isolation during installation.
- Avoid hot-swapping cables while powered.
- Periodically inspect connectors and cables for wear.
- Keep firmware and drivers updated for optimal performance.
Product Family Compatibility:
The A1008I is part of Rayon’s modular multiport communication ecosystem, compatible with the A320, P640NU, and IOP3927 series cards and IF/NF connector boxes. This modularity allows users to mix RS232, RS422, and RS485 interfaces within the same system, scaling from 8 to 64 ports as required.
Summary
The Rayon A1008I PCIe 8-Port Ground Isolated RS232 Solution is a robust, industrial-grade communication interface designed for high-performance serial connectivity in demanding environments. Combining the A320 intelligent PCIe card with the IF108 isolated connector box, it delivers reliable, noise-immune RS232 communication across eight independent ports. Its modular design, broad OS support, and intelligent resource management make it ideal for industrial automation, data acquisition, and multi-terminal applications requiring stable, isolated serial communication.
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A1008I_Catalog_en.pdf
PDF Catalog
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A320_Catalog_en.pdf
PDF Catalog
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IF308_Catalog_en.pdf
PDF Catalog
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IOP3927-004.pdf
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PCIEXP007.pdf
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Rayon Multiport Solution.pdf
Manual