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Dual-Port PCIe RS232 Serial Card Evaluation: Data Throughput Testing and Performance Comparison
在工业自动化、金融终端和医疗设备等场景中，大量老旧但可靠的RS232串口设备依然是核心刚需。当现代主板逐步淘汰原生串口，PCIe串口卡便成了连接新旧世界的唯一桥梁。本文将通过实测数据，聚焦“数据吞吐量”与“传输稳定性”，揭示双端口PCIe串口卡的真实工业表现。 双端口PCIe RS232串口卡的市场背景与应用痛点 在数字化转型浪潮中，工控机、PLC、POS收银及实验室仪器仍大量依赖RS232协议。…
