{"id":79213,"date":"2024-01-14T12:19:09","date_gmt":"2024-01-14T04:19:09","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=79213"},"modified":"2024-01-14T12:19:09","modified_gmt":"2024-01-14T04:19:09","slug":"srljmjsgs","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/79213.html","title":{"rendered":"\u6df1\u5165\u4e86\u89e3Modbus CRC\u8ba1\u7b97\u516c\u5f0f"},"content":{"rendered":"

  Modbus CRC\u8ba1\u7b97\u516c\u5f0f\u662f\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u5e38\u7528\u7684\u6570\u636e\u6821\u9a8c\u65b9\u6cd5\u3002\u4eca\u5929\u6211\u4eec\u5c06\u4ecb\u7ecdModbus CRC\u7684\u8ba1\u7b97\u539f\u7406\u3001\u5e94\u7528\u4ee5\u53ca\u76f8\u5173\u6ce8\u610f\u4e8b\u9879\uff0c\u5e2e\u52a9\u8bfb\u8005\u6df1\u5165\u7406\u89e3\u8be5\u8ba1\u7b97\u516c\u5f0f\u3002<\/p>\n

Modbus CRC\u8ba1\u7b97\u539f\u7406<\/h2>\n

  Modbus CRC\uff08Cyclic Redundancy Check\uff09\u662f\u4e00\u79cd\u5faa\u73af\u5197\u4f59\u6821\u9a8c\u65b9\u6cd5\uff0c\u7528\u4e8e\u6821\u9a8c\u6570\u636e\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u662f\u5426\u53d1\u751f\u9519\u8bef\u3002\u5176\u539f\u7406\u662f\u901a\u8fc7\u5bf9\u5f85\u53d1\u9001\u7684\u6570\u636e\u8fdb\u884c\u8ba1\u7b97\uff0c\u751f\u6210\u4e00\u4e2aCRC<\/a>\u6821\u9a8c\u7801\u9644\u52a0\u5728\u6570\u636e\u540e\u9762\u53d1\u9001\uff0c\u63a5\u6536\u7aef\u518d\u6839\u636e\u63a5\u6536\u5230\u7684\u6570\u636e\u91cd\u65b0\u8ba1\u7b97CRC\u6821\u9a8c\u7801\uff0c\u901a\u8fc7\u6bd4\u5bf9\u4e24\u4e2a\u6821\u9a8c\u7801\u6765\u5224\u65ad\u6570\u636e\u662f\u5426\u6b63\u786e\u3002<\/p>\n

  \u57fa\u672c\u8ba1\u7b97\u8fc7\u7a0b<\/h3>\n

  Modbus CRC\u7684\u8ba1\u7b97\u8fc7\u7a0b\u6d89\u53ca\u5230\u591a\u9879\u5f0f\u7684\u8fd0\u7b97\u548c\u4f4d\u64cd\u4f5c\u3002\u9996\u5148\uff0c\u9700\u8981\u9009\u62e9\u4e00\u4e2a\u7279\u5b9a\u7684\u751f\u6210\u591a\u9879\u5f0f\uff08\u901a\u5e38\u4e3a0x8005\uff09\uff0c\u7136\u540e\u5bf9\u5f85\u53d1\u9001\u7684\u6570\u636e\u8fdb\u884c\u6309\u4f4d\u5f02\u6216\u8fd0\u7b97\uff0c\u5e76\u4e14\u5faa\u73af\u5de6\u79fb\u3002\u5177\u4f53\u7684\u8ba1\u7b97\u8fc7\u7a0b\u53ef\u4ee5\u53c2\u8003Modbus\u534f\u8bae\u4e2d\u7684CRC\u8ba1\u7b97\u65b9\u6cd5\u3002<\/p>\n

  \u5e94\u7528\u8303\u56f4<\/h3>\n

  Modbus<\/a> CRC\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u9886\u57df\uff0c\u5305\u62ec\u81ea\u52a8\u5316\u8bbe\u5907\u3001\u4f20\u611f\u5668<\/a>\u3001PLC\u7b49\u5404\u79cd\u8bbe\u5907\u7684\u901a\u8baf\u4e2d\u3002\u901a\u8fc7CRC\u6821\u9a8c\uff0c\u53ef\u4ee5\u6709\u6548\u4fdd\u969c\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\uff0c\u51cf\u5c11\u56e0\u4f20\u8f93\u9519\u8bef\u5bfc\u81f4\u7684\u7cfb\u7edf\u6545\u969c\u3002<\/p>\n

Modbus CRC\u8ba1\u7b97\u516c\u5f0f\u7684\u4f18\u52bf<\/h2>\n

  Modbus CRC\u8ba1\u7b97\u516c\u5f0f\u5177\u6709\u8f83\u9ad8\u7684\u6821\u9a8c\u80fd\u529b\uff0c\u80fd\u591f\u68c0\u6d4b\u591a\u79cd\u9519\u8bef\u7c7b\u578b\uff0c\u4f8b\u5982\u5355\u6bd4\u7279\u9519\u8bef\u3001\u5b57\u8282\u98a0\u5012\u3001\u90e8\u5206\u6a21\u5757\u9519\u4f4d\u7b49\u3002\u540c\u65f6\uff0cCRC\u8ba1\u7b97\u7684\u5f00\u9500\u76f8\u5bf9\u8f83\u5c0f\uff0c\u9002\u7528\u4e8e\u5b9e\u65f6\u7cfb\u7edf\u548c\u8d44\u6e90\u53d7\u9650\u7684\u8bbe\u5907\u3002<\/p>\n

  \u9519\u8bef\u68c0\u6d4b\u80fd\u529b<\/h3>\n

  Modbus CRC\u80fd\u591f\u6709\u6548\u68c0\u6d4b\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u53d1\u751f\u7684\u5404\u79cd\u9519\u8bef\uff0c\u5305\u62ec\u5355\u6bd4\u7279\u9519\u8bef\u3001\u8fde\u7eed\u6bd4\u7279\u9519\u8bef\u3001\u4ee5\u53ca\u6570\u636e\u5305\u9519\u4f4d\u7b49\u60c5\u51b5\uff0c\u4fdd\u969c\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u3002<\/p>\n

  \u6027\u80fd\u5f00\u9500<\/h3>\n

  CRC\u8ba1\u7b97\u7684\u5f00\u9500\u76f8\u5bf9\u8f83\u5c0f\uff0c\u5bf9\u4e8e\u5b9e\u65f6\u7cfb\u7edf\u548c\u8d44\u6e90\u53d7\u9650\u7684\u8bbe\u5907\u800c\u8a00\uff0c\u80fd\u591f\u5728\u4fdd\u969c\u6570\u636e\u53ef\u9760\u6027\u7684\u540c\u65f6\uff0c\u51cf\u5c11\u989d\u5916\u7684\u8ba1\u7b97\u8d1f\u62c5\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  Modbus CRC\u8ba1\u7b97\u516c\u5f0f\u4f5c\u4e3a\u4e00\u79cd\u5e38\u89c1\u7684\u6570\u636e\u6821\u9a8c\u65b9\u6cd5\uff0c\u5728\u5de5\u4e1a\u63a7\u5236\u9886\u57df\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002<\/strong>\u6df1\u5165\u4e86\u89e3CRC\u8ba1\u7b97\u7684\u539f\u7406\u548c\u4f18\u52bf\uff0c\u6709\u52a9\u4e8e\u5de5\u7a0b\u5e08\u66f4\u597d\u5730\u8bbe\u8ba1\u548c\u7ef4\u62a4\u5de5\u63a7\u7cfb\u7edf\uff0c\u63d0\u9ad8\u7cfb\u7edf\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

ModbusCRC\u8ba1\u7b97\u516c\u5f0f\u662f\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u5e38\u7528\u7684\u6570\u636e\u6821\u9a8c\u65b9\u6cd5\u3002\u672c\u6587\u5c06\u4ecb\u7ecdModbusCRC\u7684\u8ba1\u7b97\u539f\u7406\u3001\u5e94\u7528\u4ee5\u53ca\u76f8\u5173\u6ce8\u610f\u4e8b\u9879\uff0c\u5e2e\u52a9\u8bfb\u8005\u6df1\u5165\u7406\u89e3\u8be5\u8ba1\u7b97\u516c\u5f0f\u3002Modbu<\/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-79213","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\/79213","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=79213"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/79213\/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=79213"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=79213"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=79213"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}