{"id":68151,"date":"2023-12-21T10:26:57","date_gmt":"2023-12-21T02:26:57","guid":{"rendered":"\/\/www.dealsbon.com\/?p=68151"},"modified":"2023-12-21T10:26:57","modified_gmt":"2023-12-21T02:26:57","slug":"ljrdyjdy","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/68151.html","title":{"rendered":"\u4e86\u89e3RS485\u7684\u5f15\u811a\u5b9a\u4e49"},"content":{"rendered":"

  \u672c\u6587\u5c06\u4e3a\u60a8\u4ecb\u7ecdRS485\u901a\u4fe1\u534f\u8bae\u7684\u5f15\u811a\u5b9a\u4e49\uff0c\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528RS485\u901a\u4fe1\u6280\u672f\u3002<\/p>\n

RS485\u901a\u4fe1\u534f\u8bae\u7b80\u4ecb<\/h2>\n

  RS485\u901a\u4fe1\u534f\u8bae\u662f\u4e00\u79cd\u5e38\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u9886\u57df\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae<\/a>\uff0c\u5177\u6709\u9ad8\u6297\u5e72\u6270\u80fd\u529b\u548c\u8fdc\u8ddd\u79bb\u4f20\u8f93\u7b49\u7279\u70b9\u3002<\/p>\n

  RS485<\/a>\u534f\u8bae\u7684\u5f15\u811a\u5b9a\u4e49<\/h3>\n

  RS485\u901a\u4fe1\u534f\u8bae\u7684\u5f15\u811a\u5b9a\u4e49\u5305\u62ecA\u3001B\u3001GND\u548c\u63a7\u5236\u5f15\u811a\u7b49\uff0c\u5176\u4e2dA\u548cB\u662f\u5dee\u5206\u4f20\u8f93\u7ebf\uff0cGND\u662f\u5730\u7ebf\uff0c\u63a7\u5236\u5f15\u811a\u7528\u4e8e\u63a7\u5236\u901a\u4fe1\u6a21\u5f0f\u3002<\/p>\n

  RS485\u901a\u4fe1\u534f\u8bae\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n

  RS485\u901a\u4fe1\u534f\u8bae\u5229\u7528\u5dee\u5206\u4fe1\u53f7\u8fdb\u884c\u901a\u4fe1\uff0c\u5177\u6709\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u3001\u4f20\u8f93\u8ddd\u79bb\u8fdc\u7b49\u4f18\u70b9\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\u4e2d\u7684\u957f\u8ddd\u79bb\u901a\u4fe1\u3002<\/p>\n

RS485\u5f15\u811a\u5b9a\u4e49\u8be6\u89e3<\/h2>\n

  \u4e86\u89e3RS485\u901a\u4fe1\u534f\u8bae\u7684\u5f15\u811a\u5b9a\u4e49\uff0c\u5bf9\u4e8e\u6b63\u786e\u8fde\u63a5\u8bbe\u5907\u548c\u8fdb\u884c\u901a\u4fe1\u975e\u5e38\u91cd\u8981\u3002<\/p>\n

  RS485\u901a\u4fe1\u5f15\u811aA<\/h3>\n

  \u5f15\u811aA\u662fRS485\u901a\u4fe1\u4e2d\u7684\u6b63\u4f20\u8f93\u7ebf\uff0c\u7528\u4e8e\u53d1\u9001\u6570\u636e\u4fe1\u53f7\u3002<\/p>\n

  RS485\u901a\u4fe1\u5f15\u811aB<\/h3>\n

  \u5f15\u811aB\u662fRS485\u901a\u4fe1\u4e2d\u7684\u8d1f\u4f20\u8f93\u7ebf\uff0c\u7528\u4e8e\u53d1\u9001\u6570\u636e\u4fe1\u53f7\u7684\u8865\u7801\u3002<\/p>\n

  RS485\u901a\u4fe1\u5f15\u811aGND<\/h3>\n

  GND\u662fRS485\u901a\u4fe1\u4e2d\u7684\u5730\u7ebf\uff0c\u7528\u4e8e\u8fde\u63a5\u8bbe\u5907\u95f4\u7684\u5171\u5730\u3002<\/p>\n

  RS485\u901a\u4fe1\u63a7\u5236\u5f15\u811a<\/h3>\n

  RS485\u901a\u4fe1\u8fd8\u5305\u62ec\u63a7\u5236\u5f15\u811a\uff0c\u7528\u4e8e\u63a7\u5236\u53d1\u9001\u6216\u63a5\u6536\u6a21\u5f0f\uff0c\u5728\u5168\u53cc\u5de5<\/a>\u901a\u4fe1\u4e2d\u8d77\u5230\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

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