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RS422,RS485连接的最大节点数

大家好,我想问下,附件中的RS422和RS485接口那部分介绍的芯片中,有一列是NODES,也就是可接节点数目,这个数目仅用于RS485,还是说RS422和RS485都是适用的,麻烦帮我看下,谢谢!

zhct022b.pdf