{"id":79178,"date":"2024-01-13T01:09:39","date_gmt":"2024-01-12T17:09:39","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=79178"},"modified":"2024-01-13T01:09:39","modified_gmt":"2024-01-12T17:09:39","slug":"srljmjymjsgs","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/79178.html","title":{"rendered":"\u6df1\u5165\u4e86\u89e3Modbus\u6821\u9a8c\u7801\u8ba1\u7b97\u516c\u5f0f"},"content":{"rendered":"

  Modbus\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\u88ab\u5e7f\u6cdb\u5e94\u7528\u3002\u672c\u6587\u5c06\u63a2\u8ba8Modbus\u6821\u9a8c\u7801\u8ba1\u7b97\u516c\u5f0f\u7684\u539f\u7406\u53ca\u5e94\u7528\u3002<\/p>\n

Modbus\u6821\u9a8c\u7801\u8ba1\u7b97\u65b9\u6cd5<\/h2>\n

  \u6821\u9a8c\u7801\u6982\u8ff0<\/h3>\n

  Modbus\u901a\u4fe1\u534f\u8bae<\/a>\u4e2d\u7684\u6821\u9a8c\u7801\u7528\u4e8e\u68c0\u6d4b\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u7684\u9519\u8bef\u3002\u5e38\u7528\u7684\u6821\u9a8c\u65b9\u5f0f\u5305\u62ecCRC\u6821\u9a8c\u548cLRC\u6821\u9a8c\uff0c\u5b83\u4eec\u901a\u8fc7\u7279\u5b9a\u7684\u8ba1\u7b97\u516c\u5f0f\u5bf9\u6570\u636e\u8fdb\u884c\u6821\u9a8c\uff0c\u786e\u4fdd\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n

  Modbus\u6821\u9a8c\u7801\u8ba1\u7b97\u516c\u5f0f<\/h3>\n

  Modbus<\/a>\u901a\u4fe1\u534f\u8bae\u4e2d\u4f7f\u7528CRC\u6821\u9a8c\u4f5c\u4e3a\u6570\u636e\u5b8c\u6574\u6027\u7684\u4fdd\u969c\u3002CRC<\/a>\u6821\u9a8c\u662f\u4e00\u79cd\u5faa\u73af\u5197\u4f59\u6821\u9a8c\uff0c\u901a\u8fc7\u7279\u5b9a\u7684\u591a\u9879\u5f0f\u5bf9\u6570\u636e\u8fdb\u884c\u8ba1\u7b97\uff0c\u751f\u6210\u6821\u9a8c\u7801\u3002\u5e38\u89c1\u7684CRC\u6821\u9a8c\u591a\u9879\u5f0f\u5305\u62ecCRC-16\u548cCRC-32\u3002<\/p>\n

  \u5e94\u7528\u4e3e\u4f8b<\/h4>\n

  \u5728Modbus\u901a\u4fe1\u4e2d\uff0c\u53d1\u9001\u7aef\u4f1a\u6839\u636e\u6570\u636e\u5185\u5bb9\u8ba1\u7b97CRC\u6821\u9a8c\u7801\uff0c\u5e76\u5c06\u6821\u9a8c\u7801\u9644\u52a0\u5728\u6570\u636e\u5e27\u7684\u5c3e\u90e8\u3002\u63a5\u6536\u7aef\u5219\u6839\u636e\u76f8\u540c\u7684\u8ba1\u7b97\u516c\u5f0f\u5bf9\u63a5\u6536\u5230\u7684\u6570\u636e\u548c\u6821\u9a8c\u7801\u8fdb\u884c\u6821\u9a8c\uff0c\u4ee5\u9a8c\u8bc1\u6570\u636e\u7684\u5b8c\u6574\u6027\u3002<\/p>\n

\u4f18\u5316Modbus\u901a\u4fe1\u7684\u6821\u9a8c\u7801\u8ba1\u7b97<\/h2>\n

  \u63d0\u9ad8\u6821\u9a8c\u6548\u7387<\/h3>\n

  \u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u4e3a\u4e86\u63d0\u9ad8\u901a\u4fe1\u6548\u7387\u548c\u964d\u4f4e\u8d44\u6e90\u6d88\u8017\uff0c\u53ef\u4ee5\u9488\u5bf9\u7279\u5b9a\u7684\u5e94\u7528\u573a\u666f\u4f18\u5316CRC\u6821\u9a8c\u7b97\u6cd5\u7684\u8ba1\u7b97\u901f\u5ea6\uff0c\u4f8b\u5982\u5229\u7528\u786c\u4ef6\u52a0\u901f\u6216\u9009\u62e9\u9002\u5408\u7684\u591a\u9879\u5f0f\u3002<\/p>\n

  \u8bef\u7801\u7387\u9884\u9632<\/h3>\n

  \u9664\u4e86\u6821\u9a8c\u7801\u7684\u8ba1\u7b97\uff0c\u8fd8\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u66f4\u53ef\u9760\u7684\u4f20\u8f93\u4ecb\u8d28\u3001\u589e\u52a0\u91cd\u53d1\u673a\u5236\u7b49\u65b9\u5f0f\uff0c\u6709\u6548\u9884\u9632\u901a\u4fe1\u4e2d\u7684\u8bef\u7801\uff0c\u786e\u4fdd\u6570\u636e\u7684\u53ef\u9760\u4f20\u8f93\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

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Modbus\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\u88ab\u5e7f\u6cdb\u5e94\u7528\u3002\u672c\u6587\u5c06\u63a2\u8ba8Modbus\u6821\u9a8c\u7801\u8ba1\u7b97\u516c\u5f0f\u7684\u539f\u7406\u53ca\u5e94\u7528\u3002Modbus\u6821\u9a8c\u7801\u8ba1\u7b97\u65b9\u6cd5\u6821\u9a8c\u7801\u6982\u8ff0<\/p>\n","protected":false},"author":1,"featured_media":64183,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[78],"class_list":["post-79178","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-m-3"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/79178","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=79178"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/79178\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/64183"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=79178"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=79178"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=79178"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}