RS485 interface that based on the 9th data bit is applied to connect a PC machine with many Readers. As a result, the work area of tags can be expanded and the costs can be cut down.
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释义
应用基于第9位的RS485多机通信原理,实现一台PC机与多台读写器的连接,扩大标签的工作区域,减少资金成本的投入。
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