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请问一下TI的RS422和RS485芯片电平一致吗，可以直接通信吗？谢谢
您好，
RS422和RS485电气标准有些差异，符合RS-485标准的驱动器和接收器通常可用于RS-422，下面文档对比了这两种标准，并讨论了它们的基本差异和相似之处。RS-422 and RS-485 Standards Overview and System Configurations： https://www.ti.com.cn/cn/lit/an/slla070d/slla070d.pdf
付良 姚 说：可以直接通信吗？
它们通信协议不一样，不能相互通信，RS422是全双工而RS485是半双工。
