{"id":88117,"date":"2024-01-31T17:27:55","date_gmt":"2024-01-31T09:27:55","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=88117"},"modified":"2024-01-31T17:27:59","modified_gmt":"2024-01-31T09:27:59","slug":"rzlyxhmk-2","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/88117.html","title":{"rendered":"RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757"},"content":{"rendered":"\n<p>\u3000\u3000\u5728\u73b0\u4ee3\u5de5\u4e1a\u548c\u81ea\u52a8\u5316\u63a7\u5236\u7cfb\u7edf\u4e2d\uff0cRS485\u901a\u4fe1\u534f\u8bae\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6570\u636e\u4f20\u8f93\u3002\u7136\u800c\uff0c\u7531\u4e8e\u4f20\u7edf\u7684RS485\u901a\u4fe1\u65b9\u5f0f\u9700\u8981\u4f7f\u7528\u6709\u7ebf\u8fde\u63a5\uff0c\u8fd9\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u53ef\u80fd\u4f1a\u5e26\u6765\u4e00\u4e9b\u4e0d\u4fbf\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0cRS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u5e94\u8fd0\u800c\u751f\u3002\u672c\u6587\u5c06\u4ecb\u7ecdRS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u7684\u5de5\u4f5c\u539f\u7406\u3001\u4f18\u52bf\u4ee5\u53ca\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u4e00\u4e9b\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n\n\n\n<p>\u3000\u3000<strong>RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u662f\u4e00\u79cd\u5c06RS485\u4fe1\u53f7\u8f6c\u6362\u4e3a\u84dd\u7259\u4fe1\u53f7\u7684\u8bbe\u5907\u3002<\/strong>\u5b83\u901a\u8fc7\u5185\u7f6e\u7684\u82af\u7247\u5c06RS485\u4fe1\u53f7\u8f6c\u6362\u4e3a\u84dd\u7259\u4fe1\u53f7\uff0c\u5e76\u901a\u8fc7\u84dd\u7259\u65e0\u7ebf\u4f20\u8f93\u6280\u672f\u5c06\u6570\u636e\u53d1\u9001\u5230\u8fdc\u7a0b\u8bbe\u5907\u3002<\/p>\n\n\n\n<p>\u3000\u3000RS485\u901a\u4fe1\u534f\u8bae\u662f\u4e00\u79cd\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u65b9\u5f0f\uff0c\u5b83\u53ef\u4ee5\u5b9e\u73b0\u957f\u8ddd\u79bb\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u4e14\u5177\u6709\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u7684\u7279\u70b9\u3002\u800c\u84dd\u7259\u6280\u672f\u5219\u662f\u4e00\u79cd\u65e0\u7ebf\u901a\u4fe1\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u4f7f\u8bbe\u5907\u4e4b\u95f4\u65e0\u9700\u4f7f\u7528\u7535\u7f06\u8fdb\u884c\u8fde\u63a5\uff0c\u5927\u5927\u7b80\u5316\u4e86\u8bbe\u5907\u4e4b\u95f4\u7684\u5e03\u7ebf\u5de5\u4f5c\u3002<\/p>\n\n\n\n<p>\u3000\u3000RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u7684\u5de5\u4f5c\u6d41\u7a0b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u30001. \u5c06RS485\u4fe1\u53f7\u8f93\u5165\u5230RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u7684RS485\u63a5\u53e3\u3002<\/li>\n\n\n\n<li>\u3000\u30002. RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u5185\u90e8\u7684\u82af\u7247\u5c06RS485\u4fe1\u53f7\u8f6c\u6362\u6210\u84dd\u7259\u4fe1\u53f7\u3002<\/li>\n\n\n\n<li>\u3000\u30003. \u901a\u8fc7\u84dd\u7259\u65e0\u7ebf\u4f20\u8f93\u6280\u672f\uff0c\u5c06\u8f6c\u6362\u540e\u7684\u84dd\u7259\u4fe1\u53f7\u53d1\u9001\u5230\u8fdc\u7a0b\u8bbe\u5907\u3002<\/li>\n\n\n\n<li>\u3000\u30004. \u8fdc\u7a0b\u8bbe\u5907\u63a5\u6536\u5230\u84dd\u7259\u4fe1\u53f7\u540e\uff0c\u5c06\u5176\u8f6c\u6362\u4e3aRS485\u4fe1\u53f7\uff0c\u5e76\u8fdb\u884c\u76f8\u5e94\u7684\u5904\u7406\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u7684\u4f18\u52bf<\/h2>\n\n\n\n<p>\u3000\u3000<strong>1. \u7b80\u5316\u901a\u4fe1<\/strong>\uff1aRS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u53ef\u4ee5\u5c06\u4f20\u7edf\u7684\u6709\u7ebf\u901a\u4fe1\u65b9\u5f0f\u8f6c\u6362\u4e3a\u65e0\u7ebf\u901a\u4fe1\u65b9\u5f0f\uff0c\u5927\u5927\u7b80\u5316\u4e86\u8bbe\u5907\u4e4b\u95f4\u7684\u5e03\u7ebf\u5de5\u4f5c\uff0c\u51cf\u5c11\u4e86\u5de5\u7a0b\u6210\u672c\u548c\u5de5\u4f5c\u91cf\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>2. \u63d0\u9ad8\u6548\u7387<\/strong>\uff1a\u7531\u4e8e\u65e0\u9700\u4f7f\u7528\u7535\u7f06\u8fdb\u884c\u8fde\u63a5\uff0cRS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u53ef\u4ee5\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u7684\u6548\u7387\uff0c\u5e76\u4e14\u53ef\u4ee5\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u8fdc\u7a0b\u901a\u4fe1\uff0c\u65b9\u4fbf\u4e86\u8bbe\u5907\u7684\u5b89\u88c5\u548c\u7ef4\u62a4\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>3. \u6297\u5e72\u6270\u80fd\u529b\u5f3a<\/strong>\uff1aRS485\u901a\u4fe1\u534f\u8bae\u672c\u8eab\u5177\u6709\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u7684\u7279\u70b9\uff0c\u800c\u84dd\u7259\u6280\u672f\u4e5f\u53ef\u4ee5\u901a\u8fc7\u9891\u7387\u8df3\u53d8\u7b49\u65b9\u5f0f\u51cf\u5c11\u5e72\u6270\u3002\u56e0\u6b64\uff0cRS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u53ef\u4ee5\u5728\u590d\u6742\u7684\u7535\u78c1\u73af\u5883\u4e0b\u7a33\u5b9a\u5de5\u4f5c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u7684\u5e94\u7528\u573a\u666f<\/h2>\n\n\n\n<p>\u3000\u3000RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u5728\u4ee5\u4e0b\u573a\u666f\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\uff1a<\/p>\n\n\n\n<p>\u3000\u3000<strong>1. \u5de5\u4e1a\u81ea\u52a8\u5316\u63a7\u5236\u7cfb\u7edf<\/strong>\uff1a\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u63a7\u5236\u7cfb\u7edf\u4e2d\uff0c\u5e38\u5e38\u9700\u8981\u8fdb\u884c\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u548c\u901a\u4fe1\u3002RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u53ef\u4ee5\u7b80\u5316\u901a\u4fe1\u65b9\u5f0f\uff0c\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u6548\u7387\uff0c\u65b9\u4fbf\u8bbe\u5907\u7684\u5e03\u5c40\u548c\u7ef4\u62a4\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>2. \u667a\u80fd\u5bb6\u5c45\u7cfb\u7edf<\/strong>\uff1a\u667a\u80fd\u5bb6\u5c45\u7cfb\u7edf\u4e2d\u7684\u5404\u79cd\u8bbe\u5907\u9700\u8981\u8fdb\u884c\u6570\u636e\u4ea4\u4e92\uff0c\u5982\u5b89\u9632\u8bbe\u5907\u3001\u667a\u80fd\u5bb6\u7535\u7b49\u3002\u901a\u8fc7\u4f7f\u7528RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u8fdc\u7a0b\u901a\u4fe1\u548c\u63a7\u5236\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>3. \u7269\u8054\u7f51\u5e94\u7528<\/strong>\uff1a\u5728\u7269\u8054\u7f51\u5e94\u7528\u4e2d\uff0c\u9700\u8981\u5c06\u5404\u79cd\u4f20\u611f\u5668\u548c\u8bbe\u5907\u8fde\u63a5\u5230\u4e92\u8054\u7f51\u4e0a\u3002RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u53ef\u4ee5\u65b9\u4fbf\u5730\u5c06\u4f20\u611f\u5668\u7684\u6570\u636e\u901a\u8fc7\u84dd\u7259\u4f20\u8f93\u5230\u4e91\u7aef\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u91c7\u96c6\u548c\u76d1\u63a7\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u7684\u9009\u62e9\u4e0e\u6ce8\u610f\u4e8b\u9879<\/h2>\n\n\n\n<p>\u3000\u3000\u5728\u9009\u62e9RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u65f6\uff0c\u9700\u8981\u8003\u8651\u4ee5\u4e0b\u51e0\u4e2a\u56e0\u7d20\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u30001. \u4f20\u8f93\u8ddd\u79bb\uff1a\u4e0d\u540c\u7684RS485\u8f6c\u84dd\u7259\u4fe1\u53f7\u6a21\u5757\u652f\u6301\u7684\u4f20\u8f93\u8ddd\u79bb\u53ef\u80fd\u4e0d\u540c\uff0c\u6839\u636e\u5b9e\u9645\u9700\u6c42\u9009\u62e9\u9002\u5408\u7684\u6a21\u5757\u3002<\/li>\n\n\n\n<li>\u3000\u30002. \u901a\u4fe1\u901f\u7387\uff1a\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u5bf9\u901a\u4fe1\u901f\u7387\u7684\u8981\u6c42\u4e5f\u4e0d\u540c\uff0c\u9700\u8981\u9009\u62e9\u652f\u6301\u6240\u9700\u901a\u4fe1\u901f\u7387\u7684\u6a21\u5757\u3002<\/li>\n\n\n\n<li>\u3000\u30003. \u6297\u5e72\u6270\u80fd\u529b\uff1a\u5728\u4e00\u4e9b\u590d\u6742\u7684\u7535\u78c1\u73af\u5883\u4e0b\uff0c\u6297\u5e72\u6270\u80fd\u529b\u5f3a\u7684\u6a21\u5757\u66f4\u52a0\u53ef\u9760\u3002<\/li>\n\n\n\n<li>\u3000\u30004. 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\u914d\u7f6e\u4e0e\u8c03\u8bd5\uff1a\u5728\u4f7f\u7528\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u8fdb\u884c\u6a21\u5757\u7684\u914d\u7f6e\u548c\u8c03\u8bd5\uff0c\u786e\u4fdd\u6b63\u5e38\u5de5\u4f5c\u3002<\/li>\n<\/ul>\n\n\n\n<h2 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