{"id":63076,"date":"2023-10-30T05:49:35","date_gmt":"2023-10-29T21:49:35","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=63076"},"modified":"2023-10-30T05:49:35","modified_gmt":"2023-10-29T21:49:35","slug":"bsgjjz","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/63076.html","title":{"rendered":"\u534a\u53cc\u5de5485\u63a5\u4e5d\u9488"},"content":{"rendered":"

  \u534a\u53cc\u5de5485\u63a5\u4e5d\u9488\u662f\u4e00\u79cd\u5229\u7528\u4e5d\u9488\u63a5\u53e3\u8fdb\u884c485\u901a\u4fe1\u7684\u6280\u672f\uff0c\u5b83\u662f\u901a\u8fc7RS-485\u89c4\u8303\u5b9e\u73b0\u7684\u4e00\u79cd\u534a\u53cc\u5de5\u901a\u4fe1\u65b9\u5f0f\u3002\u5b83\u53ef\u4ee5\u5c06\u6570\u636e\u4f20\u8f93\u901f\u7387\u63d0\u9ad8\u5230\u6bd4RS-232\u66f4\u5feb\u7684\u901f\u5ea6\uff0c\u5e76\u53ef\u4ee5\u4f20\u8f93\u66f4\u957f\u7684\u8ddd\u79bb\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u534a\u53cc\u5de5485\u63a5\u4e5d\u9488\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u4ee5\u53ca\u5982\u4f55\u6b63\u786e\u4f7f\u7528\u5b83\u3002<\/p>\n

\u5de5\u4f5c\u539f\u7406<\/h2>\n

  RS-485\u63a5\u53e3\u7684\u534a\u53cc\u5de5\u901a\u4fe1\u662f\u4e00\u79cd\u53ef\u4ee5\u540c\u65f6\u4f20\u8f93\u6570\u636e\u7684\u65b9\u5f0f\u3002\u5b83\u53ef\u4ee5\u5c06\u6570\u636e\u4f20\u8f93\u901f\u7387\u63d0\u9ad8\u5230\u6bd4RS-232\u66f4\u5feb\u7684\u901f\u5ea6\uff0c\u5e76\u53ef\u4ee5\u4f20\u8f93\u66f4\u957f\u7684\u8ddd\u79bb\u3002\u5728\u8fd9\u79cd\u65b9\u5f0f\u4e0b\uff0c\u4e00\u7aef\u53ef\u4ee5\u53d1\u9001\u4fe1\u606f\uff0c\u800c\u53e6\u4e00\u7aef\u53ef\u4ee5\u63a5\u6536\u4fe1\u606f\u3002<\/p>\n

  485\u63a5\u53e3\u7684\u534a\u53cc\u5de5\u901a\u4fe1\u4e3b\u8981\u7531\u4e24\u4e2a\u7ebf\u7ec4\u6210\uff1a\u63a5\u6536\u7ebf\u548c\u53d1\u9001\u7ebf\u3002\u53d1\u9001\u7ebf\u7528\u6765\u4f20\u8f93\u4fe1\u606f\uff0c\u63a5\u6536\u7ebf\u5219\u7528\u6765\u63a5\u6536\u4fe1\u606f\u3002\u4e24\u4e2a\u7ebf\u4e4b\u95f4\u7684\u7535\u538b\u5dee\u8d8a\u5927\uff0c\u4f20\u8f93\u7684\u6570\u636e\u8d8a\u591a\u3002\u53d1\u9001\u7aef\u548c\u63a5\u6536\u7aef\u4e4b\u95f4\u7684\u7535\u538b\u5dee\u53ef\u4ee5\u901a\u8fc7\u8c03\u8282\u53d1\u9001\u7aef\u7684\u7535\u538b\u6765\u63a7\u5236\u3002<\/p>\n

\u5982\u4f55\u6b63\u786e\u4f7f\u7528<\/h2>\n

  \u4f7f\u7528\u534a\u53cc\u5de5485\u63a5\u4e5d\u9488\u65f6\uff0c\u9996\u5148\u9700\u8981\u5c06\u63a5\u53e3\u8fde\u63a5\u5230\u8bbe\u5907\u4e0a\u3002\u63a5\u53e3\u7684\u63a5\u7ebf\u65b9\u5f0f\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5c06\u4e5d\u9488\u63a5\u53e3\u8fde\u63a5\u5230\u8bbe\u5907\u7684RS-485\u63a5\u53e3\u4e0a\u5373\u53ef\u3002<\/p>\n

  \u5176\u6b21\uff0c\u9700\u8981\u786e\u4fdd\u8bbe\u5907\u7684\u7535\u6e90\u4f9b\u5e94\u7a33\u5b9a\uff0c\u4ee5\u514d\u5f71\u54cd\u4fe1\u53f7\u7684\u4f20\u8f93\u3002\u6b64\u5916\uff0c\u4e5f\u8981\u786e\u4fdd\u8bbe\u5907\u7684\u63a5\u53e3\u7ebf\u8def\u6ca1\u6709\u77ed\u8def\uff0c\u4ee5\u514d\u5f71\u54cd\u4fe1\u53f7\u7684\u4f20\u8f93\u3002<\/p>\n

  \u6700\u540e\uff0c\u9700\u8981\u786e\u4fdd\u63a5\u53e3\u7684\u7535\u538b\u5dee\u7b26\u5408\u6807\u51c6\uff0c\u4ee5\u786e\u4fdd\u4fe1\u53f7\u7684\u4f20\u8f93\u6548\u7387\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

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