Part Number: SN65HVD06
目前使用了半双工的RS485器件SN65HVD06作多节点通信,通信距离较短,不超过10米。但节点数量比较多。预计整个系统将超过350个RS485节点。
器件手册中提到器件支持256个RS485节点,请教下是否还能外扩,谢谢!
是否有类似中继器之类的器件,可以把阻抗提上来,如第一级120个节点-中继器-第二级120个节点-中继器-第三级120个节点。

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