{"id":25689,"date":"2023-10-29T19:23:05","date_gmt":"2023-10-29T11:23:05","guid":{"rendered":"https:\/\/www.modbus.cn\/?p=25689"},"modified":"2026-06-30T23:55:00","modified_gmt":"2026-06-30T15:55:00","slug":"modbus-ru-he-du-qu-dan-ge-ji-duo-ge-ji-cun-qi-de-fang-fa","status":"publish","type":"post","link":"https:\/\/www.modbus.cn\/en\/25689.html","title":{"rendered":"Modbus\u5982\u4f55\u8bfb\u53d6\u5355\u4e2a\u53ca\u591a\u4e2a\u5bc4\u5b58\u5668\u7684\u65b9\u6cd5"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img data-dominant-color=\"e5e6e7\" data-has-transparency=\"false\" style=\"--dominant-color: #e5e6e7;\" decoding=\"async\" sizes=\"(max-width: 950px) 100vw, 950px\" src=\"https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/10\/20231029192257196.png?x-oss-process=image\/resize,m_lfit,w_950,h_836\"  class=\"wp-image-25690 not-transparent\"\/ loading=\"lazy\" title=\"Modbus\u5982\u4f55\u8bfb\u53d6\u5355\u4e2a\u53ca\u591a\u4e2a\u5bc4\u5b58\u5668\u7684\u65b9\u6cd5\u63d2\u56fe\" alt=\"Modbus\u5982\u4f55\u8bfb\u53d6\u5355\u4e2a\u53ca\u591a\u4e2a\u5bc4\u5b58\u5668\u7684\u65b9\u6cd5\u63d2\u56fe\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4f60\u6d89\u53ca\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u4f20\u611f\u5668\u548c\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u65f6\uff0cModbus\u534f\u8bae\u901a\u5e38\u4f1a\u51fa\u73b0\u5728\u4f60\u7684\u5de5\u5177\u7bb1\u4e2d\u3002Modbus\u662f\u4e00\u79cd\u7528\u4e8e\u8bfb\u53d6\u548c\u63a7\u5236\u8bbe\u5907\u6570\u636e\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u73b0\u5728\uff0c\u8ba9\u6211\u4eec\u4ee5\u5c0f\u767d\u7406\u89e3\u7684\u65b9\u5f0f\u6765\u89e3\u91caModbus\u5982\u4f55\u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u6570\u636e\uff0c\u5305\u62ec\u5355\u4e2a\u5bc4\u5b58\u5668\u548c\u591a\u4e2a\u5bc4\u5b58\u5668\u7684\u8bfb\u53d6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ec0\u4e48\u662fModbus\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Modbus\u662f\u4e00\u79cd\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u8fde\u63a5\u5404\u79cd\u5de5\u4e1a\u8bbe\u5907\u3001\u4f20\u611f\u5668\u548c\u63a7\u5236\u5668\u3002\u5b83\u5141\u8bb8\u8fd9\u4e9b\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u4ea4\u6362\uff0c\u4ee5\u5b9e\u73b0\u76d1\u63a7\u3001\u63a7\u5236\u548c\u6570\u636e\u91c7\u96c6\u3002Modbus\u534f\u8bae\u6709\u4e0d\u540c\u7684\u53d8\u79cd\uff0c\u5305\u62ecModbus RTU\u3001Modbus ASCII\u548cModbus TCP\/IP\uff0c\u4f46\u5b83\u4eec\u90fd\u9075\u5faa\u76f8\u4f3c\u7684\u539f\u5219\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4fdd\u6301\u5bc4\u5b58\u5668\u662f\u4ec0\u4e48\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728Modbus\u901a\u4fe1\u4e2d\uff0c\u6570\u636e\u901a\u5e38\u5b58\u50a8\u5728\u8bbe\u5907\u5185\u7684\u4fdd\u6301\u5bc4\u5b58\u5668\u4e2d\u3002\u8fd9\u4e9b\u5bc4\u5b58\u5668\u53ef\u4ee5\u5305\u542b\u5404\u79cd\u4fe1\u606f\uff0c\u5982\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u7535\u6d41\u7b49\u3002\u8981\u8bfb\u53d6\u8fd9\u4e9b\u6570\u636e\uff0c\u6211\u4eec\u9700\u8981\u4e86\u89e3\u5982\u4f55\u4e0e\u8fd9\u4e9b\u4fdd\u6301\u5bc4\u5b58\u5668\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8bfb\u53d6\u5355\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4f7f\u7528Modbus\u534f\u8bae\u4eceModbus\u4ece\u673a\uff08\u8bbe\u5907\uff09\u8bfb\u53d6\u5355\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\u65f6\uff0c\u9700\u8981\u6307\u5b9a\u4ece\u673a\u5730\u5740\u3001\u529f\u80fd\u7801\u4ee5\u53ca\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u5730\u5740\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c06\u6f14\u793a\u5982\u4f55\u8bfb\u53d6\u5355\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c\u5305\u62ec\u4ece\u673a\u5730\u5740\u548c\u5b8c\u6574\u7684Modbus RTU\u534f\u8bae\u5e27\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u6211\u4eec\u8981\u4ece\u4ece\u673a\u5730\u5740\u4e3a1\u7684Modbus\u8bbe\u5907\u4e2d\u8bfb\u53d6\u5730\u5740\u4e3a0002\u7684\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u503c\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u6784\u5efa\u4e00\u4e2aModbus RTU\u534f\u8bae\u5e27\uff0c\u8be5\u5e27\u5305\u62ec\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4ece\u673a\u5730\u5740\uff1a1<\/li>\n\n\n\n<li>\u529f\u80fd\u7801\uff1a03\uff08\u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668\uff09<\/li>\n\n\n\n<li>\u8d77\u59cb\u5bc4\u5b58\u5668\u5730\u5740\uff1a0002<\/li>\n\n\n\n<li>\u8bfb\u53d6\u7684\u5bc4\u5b58\u5668\u6570\u91cf\uff1a0001<\/li>\n\n\n\n<li>CRC\u6821\u9a8c\uff08\u5faa\u73af\u5197\u4f59\u6821\u9a8c\uff09 \u6784\u5efa\u5b8c\u6210\u540e\uff0c\u534f\u8bae\u5e27\u5982\u4e0b\u6240\u793a\uff1a<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre class=\"CodeMirror\" data-setting=\"{&quot;showPanel&quot;:true,&quot;languageLabel&quot;:&quot;language&quot;,&quot;fullScreenButton&quot;:true,&quot;copyButton&quot;:true,&quot;mode&quot;:&quot;htmlmixed&quot;,&quot;mime&quot;:&quot;text\/html&quot;,&quot;theme&quot;:&quot;material&quot;,&quot;lineNumbers&quot;:false,&quot;styleActiveLine&quot;:false,&quot;lineWrapping&quot;:false,&quot;readOnly&quot;:true,&quot;fileName&quot;:&quot;&quot;,&quot;TrpContentRestriction&quot;:{&quot;restriction_type&quot;:&quot;exclude&quot;,&quot;selected_languages&quot;:[],&quot;panel_open&quot;:true},&quot;language&quot;:&quot;HTML&quot;,&quot;maxHeight&quot;:&quot;400px&quot;,&quot;modeName&quot;:&quot;html&quot;}\">   \u4ece\u673a\u5730\u5740\uff1a 01\n   \u529f\u80fd\u7801\uff1a 03\n   \u5bc4\u5b58\u5668\u5730\u5740\uff1a 00 02\n   \u5bc4\u5b58\u5668\u6570\u91cf\uff1a 00 01\n   CRC\u6821\u9a8c\uff1a [\u6839\u636e\u524d\u9762\u7684\u6570\u636e\u8ba1\u7b97\u5f97\u51fa]<\/pre><\/div>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be5\u534f\u8bae\u5e27\u53d1\u9001\u5230Modbus\u4ece\u673a\u3002\u4ece\u673a\u63a5\u6536\u5230\u8bf7\u6c42\u540e\u4f1a\u8fdb\u884c\u5904\u7406\u3002<\/li>\n\n\n\n<li>\u4ece\u673a\u54cd\u5e94\u8bf7\u6c42\uff0c\u5e76\u8fd4\u56de\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u503c\u3002\u54cd\u5e94\u5305\u62ec\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u529f\u80fd\u7801\uff1a03<\/li>\n\n\n\n<li>\u6570\u636e\u5b57\u8282\u6570\uff1a02\uff082\u4e2a\u5b57\u8282\uff09<\/li>\n\n\n\n<li>\u5bc4\u5b58\u5668\u503c\uff1a\u9ad8\u5b57\u8282\u4e3a02\uff0c\u4f4e\u5b57\u8282\u4e3a50<\/li>\n\n\n\n<li>CRC\u6821\u9a8c \u54cd\u5e94\u6570\u636e\u5305\u5982\u4e0b\u6240\u793a\uff1a<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre class=\"CodeMirror\" data-setting=\"{&quot;showPanel&quot;:true,&quot;languageLabel&quot;:&quot;language&quot;,&quot;fullScreenButton&quot;:true,&quot;copyButton&quot;:true,&quot;mode&quot;:&quot;htmlmixed&quot;,&quot;mime&quot;:&quot;text\/html&quot;,&quot;theme&quot;:&quot;material&quot;,&quot;lineNumbers&quot;:false,&quot;styleActiveLine&quot;:false,&quot;lineWrapping&quot;:false,&quot;readOnly&quot;:true,&quot;fileName&quot;:&quot;&quot;,&quot;TrpContentRestriction&quot;:{&quot;restriction_type&quot;:&quot;exclude&quot;,&quot;selected_languages&quot;:[],&quot;panel_open&quot;:true},&quot;language&quot;:&quot;HTML&quot;,&quot;maxHeight&quot;:&quot;400px&quot;,&quot;modeName&quot;:&quot;html&quot;}\">   \u529f\u80fd\u7801\uff1a 03\n   \u6570\u636e\u5b57\u8282\u6570\uff1a 02\n   \u5bc4\u5b58\u5668\u503c\uff1a 02 50\n   CRC\u6821\u9a8c\uff1a [\u6839\u636e\u524d\u9762\u7684\u6570\u636e\u8ba1\u7b97\u5f97\u51fa]<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u8fd9\u4e2a\u793a\u4f8b\uff0c\u6211\u4eec\u6210\u529f\u5730\u8bfb\u53d6\u4e86\u4ece\u673a\u5730\u5740\u4e3a1\u7684Modbus\u8bbe\u5907\u7684\u4fdd\u6301\u5bc4\u5b58\u56680002\u7684\u503c\uff0c\u8be5\u503c\u4e3a0250\u3002\u5b8c\u6574\u7684Modbus RTU\u534f\u8bae\u5e27\u6db5\u76d6\u4e86\u4ece\u673a\u5730\u5740\u3001\u529f\u80fd\u7801\u3001\u5bc4\u5b58\u5668\u5730\u5740\u3001\u6570\u636e\u5b57\u8282\u6570\u548cCRC\u6821\u9a8c\uff0c\u8fd9\u4e9b\u4fe1\u606f\u662fModbus\u901a\u4fe1\u4e2d\u7684\u91cd\u8981\u90e8\u5206\u3002\u8bf7\u6ce8\u610f\uff0cCRC\u6821\u9a8c\u7528\u4e8e\u786e\u4fdd\u901a\u4fe1\u7684\u5b8c\u6574\u6027\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e2a\u793a\u4f8b\u53ef\u4ee5\u5e2e\u52a9\u4f60\u7406\u89e3\u5982\u4f55\u4f7f\u7528Modbus\u534f\u8bae\u4eceModbus\u4ece\u673a\u8bfb\u53d6\u5355\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u503c\uff0c\u540c\u65f6\u5305\u62ec\u4e86\u5b8c\u6574\u7684\u534f\u8bae\u5e27\u7ed3\u6784\u3002\u5e0c\u671b\u8fd9\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8bfb\u53d6\u591a\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4f7f\u7528Modbus\u534f\u8bae\u4eceModbus\u4ece\u673a\uff08\u8bbe\u5907\uff09\u8bfb\u53d6\u591a\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\u65f6\uff0c\u9700\u8981\u6307\u5b9a\u4ece\u673a\u5730\u5740\u3001\u529f\u80fd\u7801\u3001\u8d77\u59cb\u5bc4\u5b58\u5668\u5730\u5740\u4ee5\u53ca\u8981\u8bfb\u53d6\u7684\u5bc4\u5b58\u5668\u6570\u91cf\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c06\u6f14\u793a\u5982\u4f55\u8bfb\u53d6\u591a\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c\u5305\u62ec\u4ece\u673a\u5730\u5740\u548c\u5b8c\u6574\u7684Modbus RTU\u534f\u8bae\u5e27\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u6211\u4eec\u8981\u4ece\u4ece\u673a\u5730\u5740\u4e3a1\u7684Modbus\u8bbe\u5907\u4e2d\u8bfb\u53d6\u4ece\u5730\u57400002\u5f00\u59cb\u76843\u4e2a\u8fde\u7eed\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u503c\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u6784\u5efa\u4e00\u4e2aModbus RTU\u534f\u8bae\u5e27\uff0c\u8be5\u5e27\u5305\u62ec\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4ece\u673a\u5730\u5740\uff1a1<\/li>\n\n\n\n<li>\u529f\u80fd\u7801\uff1a03\uff08\u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668\uff09<\/li>\n\n\n\n<li>\u8d77\u59cb\u5bc4\u5b58\u5668\u5730\u5740\uff1a0002    <mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u4ece00 02 \u5f00\u59cb<\/mark><\/li>\n\n\n\n<li>\u8bfb\u53d6\u7684\u5bc4\u5b58\u5668\u6570\u91cf\uff1a0003   <mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u8bfb\u53d63\u4e2a\u6570\u91cf<\/mark><\/li>\n\n\n\n<li>CRC\u6821\u9a8c\uff08\u5faa\u73af\u5197\u4f59\u6821\u9a8c\uff09 \u6784\u5efa\u5b8c\u6210\u540e\uff0c\u534f\u8bae\u5e27\u5982\u4e0b\u6240\u793a\uff1a<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre class=\"CodeMirror\" data-setting=\"{&quot;showPanel&quot;:true,&quot;languageLabel&quot;:&quot;language&quot;,&quot;fullScreenButton&quot;:true,&quot;copyButton&quot;:true,&quot;mode&quot;:&quot;htmlmixed&quot;,&quot;mime&quot;:&quot;text\/html&quot;,&quot;theme&quot;:&quot;material&quot;,&quot;lineNumbers&quot;:false,&quot;styleActiveLine&quot;:false,&quot;lineWrapping&quot;:false,&quot;readOnly&quot;:true,&quot;fileName&quot;:&quot;&quot;,&quot;TrpContentRestriction&quot;:{&quot;restriction_type&quot;:&quot;exclude&quot;,&quot;selected_languages&quot;:[],&quot;panel_open&quot;:true},&quot;language&quot;:&quot;HTML&quot;,&quot;maxHeight&quot;:&quot;400px&quot;,&quot;modeName&quot;:&quot;html&quot;}\">   \u4ece\u673a\u5730\u5740\uff1a 01\n   \u529f\u80fd\u7801\uff1a 03\n   \u8d77\u59cb\u5bc4\u5b58\u5668\u5730\u5740\uff1a 00 02\n   \u5bc4\u5b58\u5668\u6570\u91cf\uff1a 00 03\n   CRC\u6821\u9a8c\uff1a [\u6839\u636e\u524d\u9762\u7684\u6570\u636e\u8ba1\u7b97\u5f97\u51fa]<\/pre><\/div>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be5\u534f\u8bae\u5e27\u53d1\u9001\u5230Modbus\u4ece\u673a\u3002\u4ece\u673a\u63a5\u6536\u5230\u8bf7\u6c42\u540e\u4f1a\u8fdb\u884c\u5904\u7406\u3002<\/li>\n\n\n\n<li>\u4ece\u673a\u54cd\u5e94\u8bf7\u6c42\uff0c\u5e76\u8fd4\u56de\u8bf7\u6c42\u7684\u591a\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u503c\u3002\u54cd\u5e94\u5305\u62ec\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u529f\u80fd\u7801\uff1a03<\/li>\n\n\n\n<li>\u6570\u636e\u5b57\u8282\u6570\uff1a06\uff086\u4e2a\u5b57\u8282\uff09<\/li>\n\n\n\n<li>\u5bc4\u5b58\u5668\u503c\uff1a\u6bcf\u4e2a\u5bc4\u5b58\u5668\u53602\u4e2a\u5b57\u8282<\/li>\n\n\n\n<li>CRC\u6821\u9a8c \u54cd\u5e94\u6570\u636e\u5305\u5982\u4e0b\u6240\u793a\uff1a<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-codemirror-blocks-code-block code-block\"><pre class=\"CodeMirror\" data-setting=\"{&quot;showPanel&quot;:true,&quot;languageLabel&quot;:&quot;language&quot;,&quot;fullScreenButton&quot;:true,&quot;copyButton&quot;:true,&quot;mode&quot;:&quot;htmlmixed&quot;,&quot;mime&quot;:&quot;text\/html&quot;,&quot;theme&quot;:&quot;material&quot;,&quot;lineNumbers&quot;:false,&quot;styleActiveLine&quot;:false,&quot;lineWrapping&quot;:false,&quot;readOnly&quot;:true,&quot;fileName&quot;:&quot;&quot;,&quot;TrpContentRestriction&quot;:{&quot;restriction_type&quot;:&quot;exclude&quot;,&quot;selected_languages&quot;:[],&quot;panel_open&quot;:true},&quot;language&quot;:&quot;HTML&quot;,&quot;maxHeight&quot;:&quot;400px&quot;,&quot;modeName&quot;:&quot;html&quot;}\">   \u529f\u80fd\u7801\uff1a 03\n   \u6570\u636e\u5b57\u8282\u6570\uff1a 06\n   \u5bc4\u5b58\u5668\u503c\uff1a [\u9ad8\u5b57\u8282\u4f4e\u5b57\u8282\uff0c\u9ad8\u5b57\u8282\u4f4e\u5b57\u8282\uff0c\u9ad8\u5b57\u8282\u4f4e\u5b57\u8282]\n   CRC\u6821\u9a8c\uff1a [\u6839\u636e\u524d\u9762\u7684\u6570\u636e\u8ba1\u7b97\u5f97\u51fa]<\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff0c\u7b2c\u4e00\u4e2a\u5bc4\u5b58\u5668\u7684\u503c\u4e3a\uff1a0x0250\uff0c\u7b2c\u4e8c\u4e2a\u5bc4\u5b58\u5668\u7684\u503c\u4e3a\uff1a0x03E8\uff0c\u7b2c\u4e09\u4e2a\u5bc4\u5b58\u5668\u7684\u503c\u4e3a\uff1a0x000A\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u8fd9\u4e2a\u793a\u4f8b\uff0c\u6211\u4eec\u6210\u529f\u5730\u8bfb\u53d6\u4e86\u4ece\u673a\u5730\u5740\u4e3a1\u7684Modbus\u8bbe\u5907\u7684\u4ece\u5bc4\u5b58\u56680002\u5f00\u59cb\u76843\u4e2a\u8fde\u7eed\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u503c\u3002\u5b8c\u6574\u7684Modbus RTU\u534f\u8bae\u5e27\u6db5\u76d6\u4e86\u4ece\u673a\u5730\u5740\u3001\u529f\u80fd\u7801\u3001\u8d77\u59cb\u5bc4\u5b58\u5668\u5730\u5740\u3001\u6570\u636e\u5b57\u8282\u6570\u548cCRC\u6821\u9a8c\uff0c\u8fd9\u4e9b\u4fe1\u606f\u662fModbus\u901a\u4fe1\u4e2d\u7684\u91cd\u8981\u90e8\u5206\u3002\u5e0c\u671b\u8fd9\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff0c\u540c\u65f6\u4e86\u89e3\u5982\u4f55\u4f7f\u7528Modbus\u534f\u8bae\u4eceModbus\u4ece\u673a\u8bfb\u53d6\u591a\u4e2a\u8fde\u7eed\u7684\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u503c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u603b\u7ed3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e9b\u793a\u4f8b\u5e2e\u52a9\u6211\u4eec\u7406\u89e3\u4e86\u5982\u4f55\u4f7f\u7528Modbus\u534f\u8bae\u6765\u8bfb\u53d6\u5355\u4e2a\u548c\u591a\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u6570\u636e\u3002\u8bf7\u6ce8\u610f\uff0c\u5b9e\u9645\u7684Modbus\u901a\u4fe1\u53ef\u80fd\u4f1a\u6d89\u53ca\u66f4\u591a\u7ec6\u8282\u548c\u914d\u7f6e\uff0c\u4f46\u8fd9\u4e2a\u7b80\u5355\u7684\u89e3\u91ca\u53ef\u4ee5\u5e2e\u52a9\u521d\u5b66\u8005\u7406\u89e3Modbus\u7684\u57fa\u672c\u539f\u7406\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u603b\u4e4b\uff0cModbus\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u548c\u8bbe\u5907\u63a7\u5236\u3002\u5b83\u4f7f\u5f97\u5404\u79cd\u8bbe\u5907\u80fd\u591f\u76f8\u4e92\u901a\u4fe1\uff0c\u5b9e\u73b0\u6570\u636e\u91c7\u96c6\u548c\u63a7\u5236\u64cd\u4f5c\u3002\u5e0c\u671b\u8fd9\u4e2a\u5c0f\u767d\u7406\u89e3\u7684\u4ecb\u7ecd\u80fd\u591f\u5e2e\u52a9\u4f60\u66f4\u597d\u5730\u7406\u89e3Modbus\u534f\u8bae\u7684\u8bfb\u53d6\u64cd\u4f5c\u3002<\/p>\n<span 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