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PCI-8433/4

串行仪器控制设备

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4端口，PCI，隔离，RS485/RS422串行仪器控制设备—PCI‑8433/4是一款高性能工业接口，用于与RS485和RS422设备进行高速端口‑端口隔离通信。它具有高性能DMA传输、多线程和多处理器支持。用户可选择4线或2线收发器模式来实现全双工或半双工通信。 NI串行接口也可作为标准COM端口，以便兼容使用串行通信的程序。