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- Dual RS‑422/485 Ports: Two independent serial channels supporting RS‑422, 4‑wire RS‑485, and 2‑wire RS‑485 communication modes.
- PCI Express ×1 Interface: Fully compliant with PCI Express Specification 1.1; compatible with ×1, ×2, ×4, ×8, ×16, and ×32 slots.
- High Data Rate: Supports baud rates from 50 bps up to 921.6 Kbps for high‑speed data transmission.
- Automatic Data Direction Control (ADDC™): Built‑in hardware intelligence for automatic switching between transmit and receive modes in 2‑wire RS‑485 half‑duplex operation.
- Embedded Surge and ESD Protection: 15 kV ESD protection on all signal lines; 2 kV optical isolation on CP‑132EL‑I model.
- Low‑Profile Design: Compact 120 × 100 mm board suitable for small form‑factor PCs and embedded systems.
- Flexible Configuration: Software‑selectable interface type (RS‑422, RS‑485 2‑wire, RS‑485 4‑wire) and termination resistor (120 Ω enable/disable).
- Full Modem Control Signals: Ensures compatibility with a wide range of serial peripherals.
- Multi‑OS Driver Support: Certified drivers for Windows 2000/XP/2003/Vista/2008 (32/64‑bit), DOS, Linux (32/64‑bit), SCO, and Windows CE 5.0.
- Diagnostic & Configuration Utilities: Includes Moxa Port Configuration Tool, PComm Lite utilities, and Linux command‑line configuration tools.
- Industrial‑Grade Reliability: Designed for continuous operation in industrial environments with wide temperature and humidity tolerance.
- Regulatory Compliance: Meets CE, FCC, and IEC EMC standards for industrial environments.
- Warranty: 5‑year manufacturer warranty.
- PCI Express ×1 Interface: Fully compliant with PCI Express Specification 1.1; compatible with ×1, ×2, ×4, ×8, ×16, and ×32 slots.
- High Data Rate: Supports baud rates from 50 bps up to 921.6 Kbps for high‑speed data transmission.
- Automatic Data Direction Control (ADDC™): Built‑in hardware intelligence for automatic switching between transmit and receive modes in 2‑wire RS‑485 half‑duplex operation.
- Embedded Surge and ESD Protection: 15 kV ESD protection on all signal lines; 2 kV optical isolation on CP‑132EL‑I model.
- Low‑Profile Design: Compact 120 × 100 mm board suitable for small form‑factor PCs and embedded systems.
- Flexible Configuration: Software‑selectable interface type (RS‑422, RS‑485 2‑wire, RS‑485 4‑wire) and termination resistor (120 Ω enable/disable).
- Full Modem Control Signals: Ensures compatibility with a wide range of serial peripherals.
- Multi‑OS Driver Support: Certified drivers for Windows 2000/XP/2003/Vista/2008 (32/64‑bit), DOS, Linux (32/64‑bit), SCO, and Windows CE 5.0.
- Diagnostic & Configuration Utilities: Includes Moxa Port Configuration Tool, PComm Lite utilities, and Linux command‑line configuration tools.
- Industrial‑Grade Reliability: Designed for continuous operation in industrial environments with wide temperature and humidity tolerance.
- Regulatory Compliance: Meets CE, FCC, and IEC EMC standards for industrial environments.
- Warranty: 5‑year manufacturer warranty.
Comprehensive Product Summary: Moxa CP‑132EL PCI Express Multiport Serial Board
### 1. Product Overview
Product Name: CP‑132EL
Model: CP‑132EL / CP‑132EL‑I
Series: Moxa CP‑132EL Series PCI Express Multiport Serial Boards
Article Number: CP‑132EL
Manufacturer: Moxa Inc.
Product Type: PCI Express 2‑Port RS‑422/485 Serial Communication Board (Low Profile)
Form Factor: PCI Express ×1, low‑profile expansion card
Manufacturer Website: [www.moxa.com](https://www.moxa.com)
The Moxa CP‑132EL is a two‑port PCI Express serial communication board designed for industrial, POS, ATM, and automation applications requiring reliable RS‑422/485 connectivity. It provides high‑speed asynchronous serial communication with advanced protection features, compact low‑profile design, and broad operating system support. The CP‑132EL‑I variant includes 2 kV optical isolation for enhanced electrical protection.
### 2. Key Features
- Dual RS‑422/485 Ports: Two independent serial channels supporting RS‑422, 4‑wire RS‑485, and 2‑wire RS‑485 communication modes.
- PCI Express ×1 Interface: Fully compliant with PCI Express Specification 1.1; compatible with ×1, ×2, ×4, ×8, ×16, and ×32 slots.
- High Data Rate: Supports baud rates from 50 bps up to 921.6 Kbps for high‑speed data transmission.
- Automatic Data Direction Control (ADDC™): Built‑in hardware intelligence for automatic switching between transmit and receive modes in 2‑wire RS‑485 half‑duplex operation.
- Embedded Surge and ESD Protection: 15 kV ESD protection on all signal lines; 2 kV optical isolation on CP‑132EL‑I model.
- Low‑Profile Design: Compact 120 × 100 mm board suitable for small form‑factor PCs and embedded systems.
- Flexible Configuration: Software‑selectable interface type (RS‑422, RS‑485 2‑wire, RS‑485 4‑wire) and termination resistor (120 Ω enable/disable).
- Full Modem Control Signals: Ensures compatibility with a wide range of serial peripherals.
- Multi‑OS Driver Support: Certified drivers for Windows 2000/XP/2003/Vista/2008 (32/64‑bit), DOS, Linux (32/64‑bit), SCO, and Windows CE 5.0.
- Diagnostic & Configuration Utilities: Includes Moxa Port Configuration Tool, PComm Lite utilities, and Linux command‑line configuration tools.
- Industrial‑Grade Reliability: Designed for continuous operation in industrial environments with wide temperature and humidity tolerance.
- Regulatory Compliance: Meets CE, FCC, and IEC EMC standards for industrial environments.
- Warranty: 5‑year manufacturer warranty.
### 3. Technical Specifications
Hardware
- Bus Interface: PCI Express ×1 (compliant with PCIe 1.1)
- Number of Ports: 2 independent serial ports
- Maximum Boards per System: 4 (each assigned unique IRQ and I/O address by BIOS)
- Communication Controller: 16C550C‑compatible UART
- FIFO Buffer: 64‑byte transmit/receive FIFO per port
- Connector Type: Female DB‑25 on board
- Included Cable: 0.3 m DB‑25 male to dual DB‑9 male breakout cable (CBL‑M25M9×2‑50 optional longer cable)
- Board Dimensions: 120 mm × 100 mm (approx. 4.72 × 3.94 in)
- Form Factor: Low‑profile PCIe card
- Weight: Approx. 100 g (board only)
Signal Interface
- RS‑422: TxD+(B), TxD–(A), RxD+(B), RxD–(A), GND
- RS‑485 (4‑wire): TxD+(B), TxD–(A), RxD+(B), RxD–(A), GND
- RS‑485 (2‑wire): Data+(B), Data–(A), GND
Performance Parameters
- Baud Rate: 50 bps – 921.6 Kbps
- Data Bits: 5, 6, 7, 8
- Stop Bits: 1, 1.5, 2
- Parity: None, Even, Odd, Space, Mark
- Flow Control: XON/XOFF (software)
- I/O Address & IRQ: Automatically assigned by BIOS
Environmental Conditions
- Operating Temperature: 0 – 55 °C (32 – 132 °F)
- Storage Temperature: –20 – 85 °C (–4 – 185 °F)
- Operating Humidity: 5 – 95 % RH (non‑condensing)
Electrical Protection
- ESD Protection: 15 kV embedded surge protection
- Optical Isolation: 2 kV (CP‑132EL‑I only)
Regulatory & Safety Approvals
- EN 55022 Class B, EN 55024, EN 61000‑3‑2, EN 61000‑3‑3, EN 61000‑6‑2
- IEC 61000‑4‑2/‑3/‑4/‑5/‑6/‑8/‑11
- FCC Part 15 Class B
Warranty: 5 years
### 4. Functionality
The CP‑132EL provides two independent asynchronous serial communication channels for connecting RS‑422 or RS‑485 devices to a host PC via the PCI Express bus. Each port can be configured individually for 2‑wire or 4‑wire operation. The board’s intelligent UART and FIFO buffering ensure stable, high‑speed data transfer with minimal CPU load.
Typical Use Cases and Applications
- Industrial automation and process control systems
- Data acquisition and SCADA interfaces
- POS terminals and ATM controllers
- Building automation and environmental monitoring
- Remote access servers and communication gateways
- PC‑based vending machines, kiosks, and ticketing systems
Compatibility
- Compatible with all major operating systems (Windows, Linux, DOS, SCO, WinCE)
- Works with any PCI Express slot type (×1 – ×32)
- Supports up to four boards per system for multi‑port expansion
### 5. Components & Accessories
Package Contents
1. CP‑132EL PCI Express serial board
2. Documentation and Software CD (drivers, utilities, manuals)
3. Quick Installation Guide
4. Low‑profile bracket
Included Cable
- 0.3 m DB‑25 male to dual DB‑9 male cable (breakout for two ports)
Optional Accessories
- CBL‑M25M9×2‑50: 50 cm DB‑25 male to dual DB‑9 male cable
- CBL‑M25M25×2‑50: DB‑25 male to dual DB‑25 male cable (for custom wiring)
- Moxa PComm Lite Software: Diagnostic and terminal utilities
- Moxa Port Configuration Tool: Interface and termination setup utility (Linux/Windows)
Connectors
- On‑board: Female DB‑25
- Device‑side: Dual DB‑9 male (via breakout cable)
### 6. Installation & Setup
Hardware Installation Steps
1. Power off the PC and remove the cover.
2. Insert the CP‑132EL board firmly into an available PCI Express slot.
3. Secure the board with the bracket screw.
4. Connect the DB‑25 cable to the board’s connector.
5. Power on the PC; BIOS automatically assigns IRQ and I/O addresses.
Software Installation
- Windows (2000/XP/2003/Vista/2008):
Insert the Moxa Software CD, run the driver installer, and follow the wizard.
The system automatically detects the board and installs the appropriate driver.
- Linux:
Mount the CD, extract the driver package, compile and install using `make install`, then load the module with `modprobe mxupcie`.
Configure interface and termination using the `muestty` utility.
- DOS/SCO/WinCE:
Dedicated installation utilities and scripts are provided on the CD.
Configuration
- Use Moxa Port Configuration Tool or Device Manager to set:
- Interface type (RS‑422, RS‑485 2‑wire, RS‑485 4‑wire)
- Termination resistor (120 Ω enable/disable)
- COM port numbering and FIFO trigger levels
Verification
- Use Moxa Diagnostic Utility or PComm Diagnostic to test ports, IRQs, and data transmission.
- Under Linux, verify driver status with `msdiag` and test ports using `msterm`.
### 7. Performance & Capabilities
- Transmission Speed: 50 bps – 921.6 Kbps per port
- FIFO Buffer: 64‑byte transmit/receive per channel ensures smooth data flow
- Latency & Throughput: Optimized for low‑latency industrial communication
- Maximum Boards per System: 4 (8 ports total)
- Data Integrity: 15 kV ESD protection prevents data loss due to surges
- Isolation (CP‑132EL‑I): 2 kV optical isolation between ports and host system
- Efficiency: Hardware‑based ADDC™ eliminates software overhead in RS‑485 half‑duplex mode
- Limitations: RS‑232 not supported; designed exclusively for RS‑422/485 signaling
### 8. Standards & Compliance
Electrical and EMC Standards
- EN 55022 Class B (emission)
- EN 55024 (immunity)
- EN 61000‑3‑2 / EN 61000‑3‑3 (harmonics and flicker)
- EN 61000‑6‑2 (industrial immunity)
- IEC 61000‑4‑2 (ESD), ‑4‑3 (RF immunity), ‑4‑4 (fast transients), ‑4‑5 (surge), ‑4‑6 (conducted RF), ‑4‑8 (magnetic field), ‑4‑11 (voltage dips)
- FCC Part 15 Class B (U.S. EMC compliance)
Safety and Reliability
- Embedded 15 kV ESD protection on all signal lines
- 2 kV optical isolation (CP‑132EL‑I)
- Designed for continuous industrial operation
Environmental Compliance
- RoHS‑compliant manufacturing
- Operating humidity 5–95 % RH
### 9. Additional Information
Warranty & Support
- Warranty Period: 5 years limited hardware warranty
- Technical Support:
- Website: [www.moxa.com/support](https://www.moxa.com/support)
- Americas: +1‑888‑669‑2872
- Europe: +49‑89‑3700399‑0
- Asia‑Pacific: +886‑2‑8919‑1230
- China: +86‑21‑5258‑9955
Maintenance
- No periodic maintenance required; ensure proper grounding and ventilation.
- Firmware and driver updates available from Moxa’s website.
- Use diagnostic utilities to monitor port health and communication status.
Software Tools
- PComm Lite: Windows‑based diagnostics, terminal emulator, and monitor utilities.
- Muestty (Linux): Command‑line configuration for interface and termination.
- Mxser Driver Package: Unified Linux driver for Moxa PCIe serial boards.
Documentation
- Quick Installation Guide (included)
- Full User’s Manual (downloadable PDF)
- Online knowledge base and driver updates
### Summary
The Moxa CP‑132EL is a robust, industrial‑grade PCI Express serial communication board providing two RS‑422/485 ports with high‑speed performance, advanced protection, and flexible configuration. Its low‑profile design makes it ideal for compact PCs and embedded controllers. With 15 kV ESD protection, optional 2 kV optical isolation, and support for multiple operating systems, the CP‑132EL ensures reliable data communication in demanding industrial and commercial environments.
Key advantages include automatic data direction control for RS‑485, comprehensive driver support, and compliance with international EMC standards. The board’s modular design, diagnostic utilities, and long‑term warranty make it a dependable solution for system integrators and OEMs requiring stable serial connectivity over PCI Express architecture.
### 1. Product Overview
Product Name: CP‑132EL
Model: CP‑132EL / CP‑132EL‑I
Series: Moxa CP‑132EL Series PCI Express Multiport Serial Boards
Article Number: CP‑132EL
Manufacturer: Moxa Inc.
Product Type: PCI Express 2‑Port RS‑422/485 Serial Communication Board (Low Profile)
Form Factor: PCI Express ×1, low‑profile expansion card
Manufacturer Website: [www.moxa.com](https://www.moxa.com)
The Moxa CP‑132EL is a two‑port PCI Express serial communication board designed for industrial, POS, ATM, and automation applications requiring reliable RS‑422/485 connectivity. It provides high‑speed asynchronous serial communication with advanced protection features, compact low‑profile design, and broad operating system support. The CP‑132EL‑I variant includes 2 kV optical isolation for enhanced electrical protection.
### 2. Key Features
- Dual RS‑422/485 Ports: Two independent serial channels supporting RS‑422, 4‑wire RS‑485, and 2‑wire RS‑485 communication modes.
- PCI Express ×1 Interface: Fully compliant with PCI Express Specification 1.1; compatible with ×1, ×2, ×4, ×8, ×16, and ×32 slots.
- High Data Rate: Supports baud rates from 50 bps up to 921.6 Kbps for high‑speed data transmission.
- Automatic Data Direction Control (ADDC™): Built‑in hardware intelligence for automatic switching between transmit and receive modes in 2‑wire RS‑485 half‑duplex operation.
- Embedded Surge and ESD Protection: 15 kV ESD protection on all signal lines; 2 kV optical isolation on CP‑132EL‑I model.
- Low‑Profile Design: Compact 120 × 100 mm board suitable for small form‑factor PCs and embedded systems.
- Flexible Configuration: Software‑selectable interface type (RS‑422, RS‑485 2‑wire, RS‑485 4‑wire) and termination resistor (120 Ω enable/disable).
- Full Modem Control Signals: Ensures compatibility with a wide range of serial peripherals.
- Multi‑OS Driver Support: Certified drivers for Windows 2000/XP/2003/Vista/2008 (32/64‑bit), DOS, Linux (32/64‑bit), SCO, and Windows CE 5.0.
- Diagnostic & Configuration Utilities: Includes Moxa Port Configuration Tool, PComm Lite utilities, and Linux command‑line configuration tools.
- Industrial‑Grade Reliability: Designed for continuous operation in industrial environments with wide temperature and humidity tolerance.
- Regulatory Compliance: Meets CE, FCC, and IEC EMC standards for industrial environments.
- Warranty: 5‑year manufacturer warranty.
### 3. Technical Specifications
Hardware
- Bus Interface: PCI Express ×1 (compliant with PCIe 1.1)
- Number of Ports: 2 independent serial ports
- Maximum Boards per System: 4 (each assigned unique IRQ and I/O address by BIOS)
- Communication Controller: 16C550C‑compatible UART
- FIFO Buffer: 64‑byte transmit/receive FIFO per port
- Connector Type: Female DB‑25 on board
- Included Cable: 0.3 m DB‑25 male to dual DB‑9 male breakout cable (CBL‑M25M9×2‑50 optional longer cable)
- Board Dimensions: 120 mm × 100 mm (approx. 4.72 × 3.94 in)
- Form Factor: Low‑profile PCIe card
- Weight: Approx. 100 g (board only)
Signal Interface
- RS‑422: TxD+(B), TxD–(A), RxD+(B), RxD–(A), GND
- RS‑485 (4‑wire): TxD+(B), TxD–(A), RxD+(B), RxD–(A), GND
- RS‑485 (2‑wire): Data+(B), Data–(A), GND
Performance Parameters
- Baud Rate: 50 bps – 921.6 Kbps
- Data Bits: 5, 6, 7, 8
- Stop Bits: 1, 1.5, 2
- Parity: None, Even, Odd, Space, Mark
- Flow Control: XON/XOFF (software)
- I/O Address & IRQ: Automatically assigned by BIOS
Environmental Conditions
- Operating Temperature: 0 – 55 °C (32 – 132 °F)
- Storage Temperature: –20 – 85 °C (–4 – 185 °F)
- Operating Humidity: 5 – 95 % RH (non‑condensing)
Electrical Protection
- ESD Protection: 15 kV embedded surge protection
- Optical Isolation: 2 kV (CP‑132EL‑I only)
Regulatory & Safety Approvals
- EN 55022 Class B, EN 55024, EN 61000‑3‑2, EN 61000‑3‑3, EN 61000‑6‑2
- IEC 61000‑4‑2/‑3/‑4/‑5/‑6/‑8/‑11
- FCC Part 15 Class B
Warranty: 5 years
### 4. Functionality
The CP‑132EL provides two independent asynchronous serial communication channels for connecting RS‑422 or RS‑485 devices to a host PC via the PCI Express bus. Each port can be configured individually for 2‑wire or 4‑wire operation. The board’s intelligent UART and FIFO buffering ensure stable, high‑speed data transfer with minimal CPU load.
Typical Use Cases and Applications
- Industrial automation and process control systems
- Data acquisition and SCADA interfaces
- POS terminals and ATM controllers
- Building automation and environmental monitoring
- Remote access servers and communication gateways
- PC‑based vending machines, kiosks, and ticketing systems
Compatibility
- Compatible with all major operating systems (Windows, Linux, DOS, SCO, WinCE)
- Works with any PCI Express slot type (×1 – ×32)
- Supports up to four boards per system for multi‑port expansion
### 5. Components & Accessories
Package Contents
1. CP‑132EL PCI Express serial board
2. Documentation and Software CD (drivers, utilities, manuals)
3. Quick Installation Guide
4. Low‑profile bracket
Included Cable
- 0.3 m DB‑25 male to dual DB‑9 male cable (breakout for two ports)
Optional Accessories
- CBL‑M25M9×2‑50: 50 cm DB‑25 male to dual DB‑9 male cable
- CBL‑M25M25×2‑50: DB‑25 male to dual DB‑25 male cable (for custom wiring)
- Moxa PComm Lite Software: Diagnostic and terminal utilities
- Moxa Port Configuration Tool: Interface and termination setup utility (Linux/Windows)
Connectors
- On‑board: Female DB‑25
- Device‑side: Dual DB‑9 male (via breakout cable)
### 6. Installation & Setup
Hardware Installation Steps
1. Power off the PC and remove the cover.
2. Insert the CP‑132EL board firmly into an available PCI Express slot.
3. Secure the board with the bracket screw.
4. Connect the DB‑25 cable to the board’s connector.
5. Power on the PC; BIOS automatically assigns IRQ and I/O addresses.
Software Installation
- Windows (2000/XP/2003/Vista/2008):
Insert the Moxa Software CD, run the driver installer, and follow the wizard.
The system automatically detects the board and installs the appropriate driver.
- Linux:
Mount the CD, extract the driver package, compile and install using `make install`, then load the module with `modprobe mxupcie`.
Configure interface and termination using the `muestty` utility.
- DOS/SCO/WinCE:
Dedicated installation utilities and scripts are provided on the CD.
Configuration
- Use Moxa Port Configuration Tool or Device Manager to set:
- Interface type (RS‑422, RS‑485 2‑wire, RS‑485 4‑wire)
- Termination resistor (120 Ω enable/disable)
- COM port numbering and FIFO trigger levels
Verification
- Use Moxa Diagnostic Utility or PComm Diagnostic to test ports, IRQs, and data transmission.
- Under Linux, verify driver status with `msdiag` and test ports using `msterm`.
### 7. Performance & Capabilities
- Transmission Speed: 50 bps – 921.6 Kbps per port
- FIFO Buffer: 64‑byte transmit/receive per channel ensures smooth data flow
- Latency & Throughput: Optimized for low‑latency industrial communication
- Maximum Boards per System: 4 (8 ports total)
- Data Integrity: 15 kV ESD protection prevents data loss due to surges
- Isolation (CP‑132EL‑I): 2 kV optical isolation between ports and host system
- Efficiency: Hardware‑based ADDC™ eliminates software overhead in RS‑485 half‑duplex mode
- Limitations: RS‑232 not supported; designed exclusively for RS‑422/485 signaling
### 8. Standards & Compliance
Electrical and EMC Standards
- EN 55022 Class B (emission)
- EN 55024 (immunity)
- EN 61000‑3‑2 / EN 61000‑3‑3 (harmonics and flicker)
- EN 61000‑6‑2 (industrial immunity)
- IEC 61000‑4‑2 (ESD), ‑4‑3 (RF immunity), ‑4‑4 (fast transients), ‑4‑5 (surge), ‑4‑6 (conducted RF), ‑4‑8 (magnetic field), ‑4‑11 (voltage dips)
- FCC Part 15 Class B (U.S. EMC compliance)
Safety and Reliability
- Embedded 15 kV ESD protection on all signal lines
- 2 kV optical isolation (CP‑132EL‑I)
- Designed for continuous industrial operation
Environmental Compliance
- RoHS‑compliant manufacturing
- Operating humidity 5–95 % RH
### 9. Additional Information
Warranty & Support
- Warranty Period: 5 years limited hardware warranty
- Technical Support:
- Website: [www.moxa.com/support](https://www.moxa.com/support)
- Americas: +1‑888‑669‑2872
- Europe: +49‑89‑3700399‑0
- Asia‑Pacific: +886‑2‑8919‑1230
- China: +86‑21‑5258‑9955
Maintenance
- No periodic maintenance required; ensure proper grounding and ventilation.
- Firmware and driver updates available from Moxa’s website.
- Use diagnostic utilities to monitor port health and communication status.
Software Tools
- PComm Lite: Windows‑based diagnostics, terminal emulator, and monitor utilities.
- Muestty (Linux): Command‑line configuration for interface and termination.
- Mxser Driver Package: Unified Linux driver for Moxa PCIe serial boards.
Documentation
- Quick Installation Guide (included)
- Full User’s Manual (downloadable PDF)
- Online knowledge base and driver updates
### Summary
The Moxa CP‑132EL is a robust, industrial‑grade PCI Express serial communication board providing two RS‑422/485 ports with high‑speed performance, advanced protection, and flexible configuration. Its low‑profile design makes it ideal for compact PCs and embedded controllers. With 15 kV ESD protection, optional 2 kV optical isolation, and support for multiple operating systems, the CP‑132EL ensures reliable data communication in demanding industrial and commercial environments.
Key advantages include automatic data direction control for RS‑485, comprehensive driver support, and compliance with international EMC standards. The board’s modular design, diagnostic utilities, and long‑term warranty make it a dependable solution for system integrators and OEMs requiring stable serial connectivity over PCI Express architecture.
-
CP-132-EL_EL-I_QIG_v1.pdf
Manual
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