Enables asynchronous full duplex serial communication over twisted pair or shielded cable, suitable for use in factory settings or home workshops. Helps engineers and IT professionals integrate multiple serial devices into a single system seamlessly with an expansion card. Features the XR17V358 series Multiple I/O PCIe controller and supports the industry standard 16C550 UART, offering a cost effective connection for industrial machines. Provides easy installation and robust protection against ground interference through automatic IRQ address allocation and builtin DCDC isolation power. Flexible PCIe expansion card option for expanding serial I/O capacity in desktops or workstations used for control, monitoring, data logging, or testing. Use scenarios Factory automation and floor monitoring: connect multiple serial devices and sensors to a single PC for centralized data collection and control workflows. IT infrastructure and development: add serial interfaces to test benches, development workstations, or lab equipment for software integration and device debugging. Maintenance, retrofitting, and remote management: upgrade older systems with serial connectivity to enable monitoring, diagnostics, or remote control capabilities. Specifications and key attributes Controller: XR17V358 series Multiple I/O PCIe controller. UART compatibility: Industry standard 16C550 UART. Interface: Supports asynchronous full duplex communication over twisted pair or shielded cable. IRQ handling: Automatic IRQ address allocation for simplified setup. Power isolation: Builtin DCDC isolation power to enhance protection against ground interference. Form factor: PCIe expansion card designed to extend serial I/O capabilities in compatible systems. Application domain: Suitable for factory settings or home workshops requiring reliable and scalable serial device integration.