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From Friday, April 19th (11:00 PM CDT) through Saturday, April 20th (2:00 PM CDT), 2024, ni.com will undergo system upgrades that may result in temporary service interruption.
We appreciate your patience as we improve our online experience.
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PXIe‑8431/16是一款用于与 RS485和RS422设备进行高速通信的高性能接口。 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。