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- Four Independent Isolated Serial Ports:
Each port supports RS-422 or RS-485 communication, selectable via DIP switches.
- High Isolation Protection:
1000 V RMS isolation between channels ensures electrical safety and noise immunity.
- Auto-Direction Flow Control for RS-485:
Hardware-based automatic data direction management eliminates the need for software control signals.
- CompactPCI 32-bit Interface:
Compliant with PICMG 2.0 Rev. 2.1, supporting 5V I/O signaling.
- Plug-and-Play Configuration:
IRQ and I/O addresses automatically assigned by PCI BIOS; no manual configuration required.
- High-Speed Communication:
Each port supports baud rates from 50 bps to 115,200 bps.
- Rear I/O Support:
The cPCI-3544R connects via the CompactPCI J2 connector to a rear transition module (cPCI-R3544).
- Rugged Industrial Design:
Equipped with a DB37 female connector and surge protection circuitry for reliable operation in harsh environments.
- Multi-OS Compatibility:
Supports Windows 95/98/NT/2000/XP/XP Embedded, Linux, and QNX (upon request).
- Scalable System Integration:
Up to 8 cards per system, providing a total of 32 serial ports.
- Applications:
Ideal for factory automation, telecommunications, POS systems, traffic control, distributed monitoring, and data collection.
Each port supports RS-422 or RS-485 communication, selectable via DIP switches.
- High Isolation Protection:
1000 V RMS isolation between channels ensures electrical safety and noise immunity.
- Auto-Direction Flow Control for RS-485:
Hardware-based automatic data direction management eliminates the need for software control signals.
- CompactPCI 32-bit Interface:
Compliant with PICMG 2.0 Rev. 2.1, supporting 5V I/O signaling.
- Plug-and-Play Configuration:
IRQ and I/O addresses automatically assigned by PCI BIOS; no manual configuration required.
- High-Speed Communication:
Each port supports baud rates from 50 bps to 115,200 bps.
- Rear I/O Support:
The cPCI-3544R connects via the CompactPCI J2 connector to a rear transition module (cPCI-R3544).
- Rugged Industrial Design:
Equipped with a DB37 female connector and surge protection circuitry for reliable operation in harsh environments.
- Multi-OS Compatibility:
Supports Windows 95/98/NT/2000/XP/XP Embedded, Linux, and QNX (upon request).
- Scalable System Integration:
Up to 8 cards per system, providing a total of 32 serial ports.
- Applications:
Ideal for factory automation, telecommunications, POS systems, traffic control, distributed monitoring, and data collection.
Comprehensive Product Summary: ADLINK cPCI-3544R – 4-Port Isolated RS-422/RS-485 CompactPCI Serial Communication Module (Rear I/O)
### 1. Product Overview
Product Name: cPCI-3544R
Model: cPCI-3544R
Series: cPCI-3544 Series – 4-Port Isolated RS-422/RS-485 Serial Communication Modules
Article Number: cPCI-3544R
Manufacturer: ADLINK Technology Inc.
Manufacturer Address: 9F, No. 166, Jian Yi Road, Chungho City, Taipei 235, Taiwan
Website: [www.adlinktech.com](http://www.adlinktech.com)
Contact: service@adlinktech.com | Tel: +886-2-82265877 | Fax: +886-2-82265717
The ADLINK cPCI-3544R is a high-performance, industrial-grade 4-port isolated RS-422/RS-485 serial communication module designed for CompactPCI (cPCI) systems. It provides robust, isolated serial connectivity for industrial automation, data acquisition, and communication control applications. The “R” variant supports rear I/O connectivity, enabling clean cabling and integration in embedded or rack-mounted systems.
### 2. Key Features
- Four Independent Isolated Serial Ports:
Each port supports RS-422 or RS-485 communication, selectable via DIP switches.
- High Isolation Protection:
1000 V RMS isolation between channels ensures electrical safety and noise immunity.
- Auto-Direction Flow Control for RS-485:
Hardware-based automatic data direction management eliminates the need for software control signals.
- CompactPCI 32-bit Interface:
Compliant with PICMG 2.0 Rev. 2.1, supporting 5V I/O signaling.
- Plug-and-Play Configuration:
IRQ and I/O addresses automatically assigned by PCI BIOS; no manual configuration required.
- High-Speed Communication:
Each port supports baud rates from 50 bps to 115,200 bps.
- Rear I/O Support:
The cPCI-3544R connects via the CompactPCI J2 connector to a rear transition module (cPCI-R3544).
- Rugged Industrial Design:
Equipped with a DB37 female connector and surge protection circuitry for reliable operation in harsh environments.
- Multi-OS Compatibility:
Supports Windows 95/98/NT/2000/XP/XP Embedded, Linux, and QNX (upon request).
- Scalable System Integration:
Up to 8 cards per system, providing a total of 32 serial ports.
- Applications:
Ideal for factory automation, telecommunications, POS systems, traffic control, distributed monitoring, and data collection.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|------------------|
| Bus Interface | 32-bit CompactPCI, PICMG 2.0 Rev. 2.1 |
| Form Factor | 3U CompactPCI |
| Serial Controller | 16C550A compatible UART |
| Clock Frequency | 1.8432 – 7.3728 MHz |
| Ports | 4 independent isolated RS-422/RS-485 ports |
| Isolation Voltage | 1000 V RMS (channel-to-channel) |
| Baud Rate | 50 bps to 115,200 bps per port |
| Flow Control | RS-485 auto-direction control |
| Connector Type | DB37 female (front or rear I/O) |
| Rear I/O Interface | CompactPCI J2 connector |
| Max Cards per System | 8 cards (32 ports total) |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -20°C to +70°C |
| Humidity | 5% to 95% non-condensing |
| Dimensions | 160 mm (L) × 100 mm (W) |
| Power Requirement | +5V @ 1400 mA (typical) |
| Isolation Type | Channel-to-channel and port-to-system isolation |
| Surge Protection | Integrated surge protectors on all ports |
| Weight | Approx. 200 g (board only) |
### 4. Functionality
The cPCI-3544R provides four asynchronous serial communication channels that can operate in RS-422 or RS-485 mode. Each channel is isolated to prevent ground loops and protect against electrical surges. The module uses a 16C550A-compatible UART for each port, ensuring compatibility with standard serial communication protocols.
RS-422 Mode:
- Full-duplex differential signaling for point-to-point communication.
- Ideal for long-distance, high-speed data transmission with noise immunity.
RS-485 Mode:
- Half-duplex differential signaling for multi-drop networks.
- Auto-direction control allows seamless switching between transmit and receive without software intervention.
Use Cases:
- Industrial control systems (PLC communication, SCADA)
- Data acquisition and monitoring
- Telecommunication systems
- POS and kiosk terminals
- Traffic and transportation control
- Distributed sensor networks
Compatibility:
- Works with CompactPCI backplanes supporting 5V signaling.
- Compatible with ADLINK’s rear I/O transition boards (cPCI-R3544).
- Supports standard serial communication software and drivers across multiple operating systems.
### 5. Components & Accessories
Included Components:
- cPCI-3544R main module
- User’s manual and driver CD (Windows/Linux)
- Rear I/O transition board (cPCI-R3544) for rear connectivity
Optional Accessories:
- C409M: DB37 to four DB9 male cable
- C425M: DB37 to four DB25 male cable
- Rear I/O Transition Board: cPCI-R3544 (for rear I/O operation)
Connectors:
- Front I/O: DB37 female connector
- Rear I/O: CompactPCI J2 connector (mapped to rear transition module)
Pin Assignments (DB37):
Each port includes TXD+, TXD-, RXD+, RXD-, D+, D-, and isolated ground pins.
All ports are individually isolated and configurable for RS-422 or RS-485 operation.
### 6. Installation & Setup
System Requirements:
- CompactPCI chassis with available 3U slot
- 5V I/O signaling support
- Compatible operating system (Windows, Linux, or QNX)
Installation Procedure:
1. Power off the CompactPCI system.
2. Insert the cPCI-3544R module into an available 3U slot.
3. Secure the module using the front panel screws.
4. Connect the rear I/O transition board (if applicable).
5. Power on the system; the PCI BIOS automatically assigns IRQ and I/O addresses.
6. Install the appropriate driver from the ADLINK CD or website.
Software Installation:
- Windows 95/98/NT/2000/XP: Plug-and-play detection; driver installation via Device Manager.
- Linux: Driver package `pci3544.tgz` includes installation script (`3544_inst.pl`) for automatic module insertion and device node creation.
- QNX: Supported upon request.
Configuration:
- DIP switches select RS-422 or RS-485 mode per port.
- Jumpers (JP1–JP8) enable or disable termination resistors for each channel.
- SW1-3 identifies card number in multi-card systems.
Rear I/O Setup:
- The cPCI-R3544 transition board connects to the J2 connector, providing DB37 or DB25/DB9 outputs at the rear panel.
- Rear I/O pinout mirrors the front I/O configuration for consistent cabling.
### 7. Performance & Capabilities
- Data Rate: Up to 115.2 kbps per port (simultaneous operation).
- Throughput: 115.2K × 4 = 460.8 Kbps total per card.
- Isolation: 1000 V RMS channel-to-channel and port-to-system.
- Electrical Protection: Surge suppression on all signal lines.
- System Scalability: Up to 8 cards per system (32 ports total).
- Signal Integrity: Differential signaling minimizes EMI and crosstalk.
- Reliability: Industrial-grade components rated for continuous operation in 0–60°C environments.
Limitations:
- RS-485 mode supports half-duplex communication only.
- CompactPCI 5V I/O only (not compatible with 3.3V-only backplanes).
- Maximum baud rate limited to 115.2 kbps per channel.
### 8. Standards & Compliance
- CompactPCI Compliance: PICMG 2.0 Rev. 2.1
- Electrical Safety: 1000 V RMS isolation
- EMC/ESD Protection: Integrated surge protection circuitry
- Operating System Support:
- Windows 95/98/NT/2000/XP/XP Embedded
- Linux (kernel module and utilities provided)
- QNX (available upon request)
- Environmental Compliance:
- Operating temperature: 0°C to +60°C
- Storage temperature: -20°C to +70°C
- Humidity: 5–95% non-condensing
- Quality Assurance: Manufactured under ISO-certified processes by ADLINK Technology Inc.
### 9. Additional Information
Warranty:
- Standard Warranty: 2 years (1 year for products purchased in China)
- Covers defects in materials and workmanship under normal use.
- Excludes damage from misuse, improper installation, or unauthorized repair.
- RMA service available via [http://rma.adlinktech.com/policy/](http://rma.adlinktech.com/policy/).
Support & Maintenance:
- Technical support via email: service@adlinktech.com
- Online resources: drivers, manuals, and updates available at [www.adlinktech.com](http://www.adlinktech.com).
- Firmware and driver updates periodically released for new OS versions.
Maintenance Guidelines:
- Handle modules using anti-static precautions.
- Ensure proper grounding and shielding in installation.
- Avoid exposure to excessive humidity or temperature extremes.
- Verify jumper and DIP switch settings before power-up.
Revision History:
- Manual Revision 1.30 (April 30, 2004)
- Specification Update (March 28, 2012)
Trademark Notice:
- ADLINK®, cPCI-3544®, and related marks are trademarks of ADLINK Technology Inc.
- Microsoft®, Windows®, and Intel® are registered trademarks of their respective owners.
### Summary
The ADLINK cPCI-3544R is a robust, industrial-grade 4-port isolated RS-422/RS-485 CompactPCI communication module engineered for high-reliability serial data transmission in embedded and automation systems. With 1000 V RMS isolation, auto-direction RS-485 control, and rear I/O support, it provides a flexible and scalable solution for mission-critical communication networks. Its plug-and-play PCI configuration, multi-OS driver support, and industrial temperature range make it ideal for demanding applications such as factory automation, telecom infrastructure, and distributed control systems.
The module’s rear I/O capability (cPCI-3544R variant) enhances system integration by routing all serial connections through the CompactPCI backplane, simplifying cabling and improving reliability in dense or ruggedized environments. Combined with ADLINK’s proven support and warranty, the cPCI-3544R delivers a dependable, high-performance serial communication platform for modern industrial computing systems.
### 1. Product Overview
Product Name: cPCI-3544R
Model: cPCI-3544R
Series: cPCI-3544 Series – 4-Port Isolated RS-422/RS-485 Serial Communication Modules
Article Number: cPCI-3544R
Manufacturer: ADLINK Technology Inc.
Manufacturer Address: 9F, No. 166, Jian Yi Road, Chungho City, Taipei 235, Taiwan
Website: [www.adlinktech.com](http://www.adlinktech.com)
Contact: service@adlinktech.com | Tel: +886-2-82265877 | Fax: +886-2-82265717
The ADLINK cPCI-3544R is a high-performance, industrial-grade 4-port isolated RS-422/RS-485 serial communication module designed for CompactPCI (cPCI) systems. It provides robust, isolated serial connectivity for industrial automation, data acquisition, and communication control applications. The “R” variant supports rear I/O connectivity, enabling clean cabling and integration in embedded or rack-mounted systems.
### 2. Key Features
- Four Independent Isolated Serial Ports:
Each port supports RS-422 or RS-485 communication, selectable via DIP switches.
- High Isolation Protection:
1000 V RMS isolation between channels ensures electrical safety and noise immunity.
- Auto-Direction Flow Control for RS-485:
Hardware-based automatic data direction management eliminates the need for software control signals.
- CompactPCI 32-bit Interface:
Compliant with PICMG 2.0 Rev. 2.1, supporting 5V I/O signaling.
- Plug-and-Play Configuration:
IRQ and I/O addresses automatically assigned by PCI BIOS; no manual configuration required.
- High-Speed Communication:
Each port supports baud rates from 50 bps to 115,200 bps.
- Rear I/O Support:
The cPCI-3544R connects via the CompactPCI J2 connector to a rear transition module (cPCI-R3544).
- Rugged Industrial Design:
Equipped with a DB37 female connector and surge protection circuitry for reliable operation in harsh environments.
- Multi-OS Compatibility:
Supports Windows 95/98/NT/2000/XP/XP Embedded, Linux, and QNX (upon request).
- Scalable System Integration:
Up to 8 cards per system, providing a total of 32 serial ports.
- Applications:
Ideal for factory automation, telecommunications, POS systems, traffic control, distributed monitoring, and data collection.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|------------------|
| Bus Interface | 32-bit CompactPCI, PICMG 2.0 Rev. 2.1 |
| Form Factor | 3U CompactPCI |
| Serial Controller | 16C550A compatible UART |
| Clock Frequency | 1.8432 – 7.3728 MHz |
| Ports | 4 independent isolated RS-422/RS-485 ports |
| Isolation Voltage | 1000 V RMS (channel-to-channel) |
| Baud Rate | 50 bps to 115,200 bps per port |
| Flow Control | RS-485 auto-direction control |
| Connector Type | DB37 female (front or rear I/O) |
| Rear I/O Interface | CompactPCI J2 connector |
| Max Cards per System | 8 cards (32 ports total) |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -20°C to +70°C |
| Humidity | 5% to 95% non-condensing |
| Dimensions | 160 mm (L) × 100 mm (W) |
| Power Requirement | +5V @ 1400 mA (typical) |
| Isolation Type | Channel-to-channel and port-to-system isolation |
| Surge Protection | Integrated surge protectors on all ports |
| Weight | Approx. 200 g (board only) |
### 4. Functionality
The cPCI-3544R provides four asynchronous serial communication channels that can operate in RS-422 or RS-485 mode. Each channel is isolated to prevent ground loops and protect against electrical surges. The module uses a 16C550A-compatible UART for each port, ensuring compatibility with standard serial communication protocols.
RS-422 Mode:
- Full-duplex differential signaling for point-to-point communication.
- Ideal for long-distance, high-speed data transmission with noise immunity.
RS-485 Mode:
- Half-duplex differential signaling for multi-drop networks.
- Auto-direction control allows seamless switching between transmit and receive without software intervention.
Use Cases:
- Industrial control systems (PLC communication, SCADA)
- Data acquisition and monitoring
- Telecommunication systems
- POS and kiosk terminals
- Traffic and transportation control
- Distributed sensor networks
Compatibility:
- Works with CompactPCI backplanes supporting 5V signaling.
- Compatible with ADLINK’s rear I/O transition boards (cPCI-R3544).
- Supports standard serial communication software and drivers across multiple operating systems.
### 5. Components & Accessories
Included Components:
- cPCI-3544R main module
- User’s manual and driver CD (Windows/Linux)
- Rear I/O transition board (cPCI-R3544) for rear connectivity
Optional Accessories:
- C409M: DB37 to four DB9 male cable
- C425M: DB37 to four DB25 male cable
- Rear I/O Transition Board: cPCI-R3544 (for rear I/O operation)
Connectors:
- Front I/O: DB37 female connector
- Rear I/O: CompactPCI J2 connector (mapped to rear transition module)
Pin Assignments (DB37):
Each port includes TXD+, TXD-, RXD+, RXD-, D+, D-, and isolated ground pins.
All ports are individually isolated and configurable for RS-422 or RS-485 operation.
### 6. Installation & Setup
System Requirements:
- CompactPCI chassis with available 3U slot
- 5V I/O signaling support
- Compatible operating system (Windows, Linux, or QNX)
Installation Procedure:
1. Power off the CompactPCI system.
2. Insert the cPCI-3544R module into an available 3U slot.
3. Secure the module using the front panel screws.
4. Connect the rear I/O transition board (if applicable).
5. Power on the system; the PCI BIOS automatically assigns IRQ and I/O addresses.
6. Install the appropriate driver from the ADLINK CD or website.
Software Installation:
- Windows 95/98/NT/2000/XP: Plug-and-play detection; driver installation via Device Manager.
- Linux: Driver package `pci3544.tgz` includes installation script (`3544_inst.pl`) for automatic module insertion and device node creation.
- QNX: Supported upon request.
Configuration:
- DIP switches select RS-422 or RS-485 mode per port.
- Jumpers (JP1–JP8) enable or disable termination resistors for each channel.
- SW1-3 identifies card number in multi-card systems.
Rear I/O Setup:
- The cPCI-R3544 transition board connects to the J2 connector, providing DB37 or DB25/DB9 outputs at the rear panel.
- Rear I/O pinout mirrors the front I/O configuration for consistent cabling.
### 7. Performance & Capabilities
- Data Rate: Up to 115.2 kbps per port (simultaneous operation).
- Throughput: 115.2K × 4 = 460.8 Kbps total per card.
- Isolation: 1000 V RMS channel-to-channel and port-to-system.
- Electrical Protection: Surge suppression on all signal lines.
- System Scalability: Up to 8 cards per system (32 ports total).
- Signal Integrity: Differential signaling minimizes EMI and crosstalk.
- Reliability: Industrial-grade components rated for continuous operation in 0–60°C environments.
Limitations:
- RS-485 mode supports half-duplex communication only.
- CompactPCI 5V I/O only (not compatible with 3.3V-only backplanes).
- Maximum baud rate limited to 115.2 kbps per channel.
### 8. Standards & Compliance
- CompactPCI Compliance: PICMG 2.0 Rev. 2.1
- Electrical Safety: 1000 V RMS isolation
- EMC/ESD Protection: Integrated surge protection circuitry
- Operating System Support:
- Windows 95/98/NT/2000/XP/XP Embedded
- Linux (kernel module and utilities provided)
- QNX (available upon request)
- Environmental Compliance:
- Operating temperature: 0°C to +60°C
- Storage temperature: -20°C to +70°C
- Humidity: 5–95% non-condensing
- Quality Assurance: Manufactured under ISO-certified processes by ADLINK Technology Inc.
### 9. Additional Information
Warranty:
- Standard Warranty: 2 years (1 year for products purchased in China)
- Covers defects in materials and workmanship under normal use.
- Excludes damage from misuse, improper installation, or unauthorized repair.
- RMA service available via [http://rma.adlinktech.com/policy/](http://rma.adlinktech.com/policy/).
Support & Maintenance:
- Technical support via email: service@adlinktech.com
- Online resources: drivers, manuals, and updates available at [www.adlinktech.com](http://www.adlinktech.com).
- Firmware and driver updates periodically released for new OS versions.
Maintenance Guidelines:
- Handle modules using anti-static precautions.
- Ensure proper grounding and shielding in installation.
- Avoid exposure to excessive humidity or temperature extremes.
- Verify jumper and DIP switch settings before power-up.
Revision History:
- Manual Revision 1.30 (April 30, 2004)
- Specification Update (March 28, 2012)
Trademark Notice:
- ADLINK®, cPCI-3544®, and related marks are trademarks of ADLINK Technology Inc.
- Microsoft®, Windows®, and Intel® are registered trademarks of their respective owners.
### Summary
The ADLINK cPCI-3544R is a robust, industrial-grade 4-port isolated RS-422/RS-485 CompactPCI communication module engineered for high-reliability serial data transmission in embedded and automation systems. With 1000 V RMS isolation, auto-direction RS-485 control, and rear I/O support, it provides a flexible and scalable solution for mission-critical communication networks. Its plug-and-play PCI configuration, multi-OS driver support, and industrial temperature range make it ideal for demanding applications such as factory automation, telecom infrastructure, and distributed control systems.
The module’s rear I/O capability (cPCI-3544R variant) enhances system integration by routing all serial connections through the CompactPCI backplane, simplifying cabling and improving reliability in dense or ruggedized environments. Combined with ADLINK’s proven support and warranty, the cPCI-3544R delivers a dependable, high-performance serial communication platform for modern industrial computing systems.
-
cPCI-3544_Datasheet_en_1.pdf
PDF Catalog
-
PCI-Based Serial.pdf
Manual
-
cPCI-3544_Manual_6.pdf
Manual
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