The Radisys EXM-18 is a communication expansion module engineered for embedded systems and industrial computing platforms. It provides dual serial (RS-422/RS-232) and parallel (LPT) interfaces, enabling legacy device integration and network management within Radisys EMC chassis and compatible embedded PC architectures.
– Technical Specifications
Module Type: Communication Expansion Module
Serial Interface:
• RS-422/RS-232 protocols supported
• Configurable COM port addresses (2F8h, 3F8h)
• Selectable IRQ assignments (IRQ 3, 4, 9)
• Maximum data rate: 500 kbps (16.0 MHz oscillator)
Parallel Interface:
• LPT (Line Printer Terminal) configuration
• Configurable port addresses (378h and higher)
• Selectable interrupt mapping (Int 7 assignments available)
• Printer output and scanner input capability
Bus Architecture:
• EXM expansion interface
• ISA bus compatibility for standard PC software deployment
– Key Features
• Modular slot installation in Radisys EXM-compatible chassis
• Configurable interrupt and address mapping eliminates port conflicts
• Third-party add-in card support (motion controllers, SERIPLEX, SERCOS, LonWorks interfaces)
• Software-configurable port settings via EXM bus architecture
– Typical Applications
Legacy serial/parallel device integration in industrial control systems. Printer and scanner connectivity in embedded environments. Multi-protocol expansion for real-time embedded platforms requiring deterministic communication.
– Compatibility & Integration
Designed for installation in EXM slots within Radisys EMC chassis. Compatible with embedded PC systems supporting EXM expansion interfaces. Supports third-party software configurations. Proper address and IRQ assignment prevents conflicts with existing system ports.
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