{"id":39965,"date":"2023-10-02T09:38:05","date_gmt":"2023-10-02T01:38:05","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=39965"},"modified":"2023-10-02T09:38:05","modified_gmt":"2023-10-02T01:38:05","slug":"mjywzms","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/39965.html","title":{"rendered":"Modbus\u6821\u9a8c\u4f4d\u600e\u4e48\u7b97"},"content":{"rendered":"

  Modbus\u662f\u4e00\u79cd\u901a\u7528\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u53ef\u4ee5\u5728\u5404\u79cd\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u5b9e\u73b0\u901a\u4fe1\u3002\u5b83\u53ef\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u8bbe\u5907\uff0c\u5176\u4e2d\u5305\u62ecPLC\uff0cRTU\uff0cHMI\uff0cDCS\u7b49\u3002Modbus\u534f\u8bae\u652f\u6301\u4e24\u79cd\u6821\u9a8c\u4f4d\u8ba1\u7b97\u65b9\u5f0f\uff0c\u5373CRC\u6821\u9a8c\u548cLRC\u6821\u9a8c\u3002<\/strong>\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdModbus\u6821\u9a8c\u4f4d\u7684\u8ba1\u7b97\u65b9\u6cd5\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u4eec\u6765\u4fdd\u62a4\u6570\u636e\u4f20\u8f93\u7684\u5b8c\u6574\u6027\u3002<\/p>\n

CRC\u6821\u9a8c<\/h2>\n

  CRC\u6821\u9a8c\uff08\u5faa\u73af\u5197\u4f59\u68c0\u67e5\uff09\u662f\u4e00\u79cd\u5e38\u7528\u7684\u6570\u636e\u6821\u9a8c\u65b9\u6cd5\uff0c\u5b83\u53ef\u4ee5\u6709\u6548\u68c0\u6d4b\u6570\u636e\u4f20\u8f93\u4e2d\u7684\u9519\u8bef\u3002CRC\u6821\u9a8c\u662f\u4e00\u79cd\u57fa\u4e8e\u4f4d\u7684\u6821\u9a8c\u65b9\u6cd5\uff0c\u5b83\u4f7f\u7528\u7279\u5b9a\u7684\u7b97\u6cd5\u6765\u8ba1\u7b97\u51fa\u4e00\u4e2a\u7ed3\u679c\u503c\uff0c\u7136\u540e\u5c06\u8be5\u7ed3\u679c\u503c\u4e0e\u53e6\u4e00\u4e2a\u503c\u8fdb\u884c\u6bd4\u8f83\uff0c\u4ece\u800c\u68c0\u6d4b\u51fa\u6570\u636e\u4e2d\u662f\u5426\u5b58\u5728\u9519\u8bef\u3002<\/p>\n

  CRC\u6821\u9a8c\u8fc7\u7a0b<\/h3>\n

  CRC\u6821\u9a8c\u7684\u8fc7\u7a0b\u975e\u5e38\u7b80\u5355\uff0c\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a<\/p>\n

    \n
  1. \u5c06\u8981\u6821\u9a8c\u7684\u6570\u636e\u8fdb\u884c\u5206\u7ec4\uff0c\u6bcf\u7ec4\u6570\u636e\u7684\u957f\u5ea6\u7531\u6821\u9a8c\u7801\u51b3\u5b9a\u3002<\/li>\n
  2. \u5c06\u6bcf\u7ec4\u6570\u636e\u4e0e\u4e00\u4e2a\u7279\u5b9a\u7684\u6821\u9a8c\u7801\uff08\u53c8\u79f0\u591a\u9879\u5f0f\uff09\u8fdb\u884c\u5f02\u6216\u8fd0\u7b97\uff0c\u5f97\u5230\u4e00\u4e2a\u7ed3\u679c\u503c\u3002<\/li>\n
  3. \u5c06\u4e0a\u4e00\u6b65\u5f97\u5230\u7684\u7ed3\u679c\u503c\u4e0e\u4e0b\u4e00\u7ec4\u6570\u636e\u8fdb\u884c\u5f02\u6216\u8fd0\u7b97\uff0c\u91cd\u590d\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u76f4\u5230\u6240\u6709\u6570\u636e\u90fd\u6821\u9a8c\u5b8c\u6bd5\u3002<\/li>\n
  4. \u6700\u7ec8\u5f97\u5230\u7684\u7ed3\u679c\u503c\u5c31\u662fCRC\u6821\u9a8c\u7801\u3002<\/li>\n<\/ol>\n

      CRC\u6821\u9a8c\u7801\u7684\u4f7f\u7528<\/h3>\n

      \u5f53\u6570\u636e\u4f20\u8f93\u5b8c\u6210\u540e\uff0c\u63a5\u6536\u65b9\u4f1a\u5c06\u63a5\u6536\u5230\u7684\u6570\u636e\u4e0eCRC\u6821\u9a8c\u7801\u8fdb\u884c\u6bd4\u8f83\uff0c\u5982\u679c\u4e24\u8005\u76f8\u7b49\uff0c\u5219\u8868\u793a\u6570\u636e\u6ca1\u6709\u88ab\u7834\u574f\uff1b\u5982\u679c\u4e0d\u76f8\u7b49\uff0c\u5219\u8868\u793a\u6570\u636e\u53ef\u80fd\u5df2\u88ab\u7834\u574f\uff0c\u63a5\u6536\u65b9\u53ef\u4ee5\u91cd\u65b0\u53d1\u9001\u8bf7\u6c42\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u7684\u5b8c\u6574\u6027\u3002<\/p>\n

    LRC\u6821\u9a8c<\/h2>\n

      LRC\u6821\u9a8c\uff08\u7ebf\u6027\u5197\u4f59\u68c0\u67e5\uff09\u662f\u53e6\u4e00\u79cd\u5e38\u7528\u7684\u6570\u636e\u6821\u9a8c\u65b9\u6cd5\uff0c\u5b83\u53ef\u4ee5\u6709\u6548\u68c0\u6d4b\u6570\u636e\u4f20\u8f93\u4e2d\u7684\u9519\u8bef\u3002LRC\u6821\u9a8c\u662f\u4e00\u79cd\u57fa\u4e8e\u5b57\u8282\u7684\u6821\u9a8c\u65b9\u6cd5\uff0c\u5b83\u4f7f\u7528\u7279\u5b9a\u7684\u7b97\u6cd5\u6765\u8ba1\u7b97\u51fa\u4e00\u4e2a\u7ed3\u679c\u503c\uff0c\u7136\u540e\u5c06\u8be5\u7ed3\u679c\u503c\u4e0e\u53e6\u4e00\u4e2a\u503c\u8fdb\u884c\u6bd4\u8f83\uff0c\u4ece\u800c\u68c0\u6d4b\u51fa\u6570\u636e\u4e2d\u662f\u5426\u5b58\u5728\u9519\u8bef\u3002<\/p>\n

      LRC\u6821\u9a8c\u8fc7\u7a0b<\/h3>\n

      LRC\u6821\u9a8c\u7684\u8fc7\u7a0b\u975e\u5e38\u7b80\u5355\uff0c\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a<\/p>\n

      \n
    1. \u5c06\u8981\u6821\u9a8c\u7684\u6570\u636e\u5206\u4e3a\u4e00\u4e2a\u4e2a\u5b57\u8282\uff0c\u6bcf\u4e2a\u5b57\u8282\u7684\u957f\u5ea6\u4e3a8\u4f4d\u3002<\/li>\n
    2. \u5c06\u6bcf\u4e2a\u5b57\u8282\u7684\u6bcf\u4e00\u4f4d\u8fdb\u884c\u5f02\u6216\u8fd0\u7b97\uff0c\u5f97\u5230\u4e00\u4e2a\u7ed3\u679c\u503c\u3002<\/li>\n
    3. \u5c06\u4e0a\u4e00\u6b65\u5f97\u5230\u7684\u7ed3\u679c\u503c\u4e0e\u4e0b\u4e00\u4e2a\u5b57\u8282\u8fdb\u884c\u5f02\u6216\u8fd0\u7b97\uff0c\u91cd\u590d\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u76f4\u5230\u6240\u6709\u5b57\u8282\u90fd\u6821\u9a8c\u5b8c\u6bd5\u3002<\/li>\n
    4. \u6700\u7ec8\u5f97\u5230\u7684\u7ed3\u679c\u503c\u5c31\u662fLRC\u6821\u9a8c\u7801\u3002<\/li>\n<\/ol>\n

        LRC\u6821\u9a8c\u7801\u7684\u4f7f\u7528<\/h3>\n

        \u5f53\u6570\u636e\u4f20\u8f93\u5b8c\u6210\u540e\uff0c\u63a5\u6536\u65b9\u4f1a\u5c06\u63a5\u6536\u5230\u7684\u6570\u636e\u4e0eLRC\u6821\u9a8c\u7801\u8fdb\u884c\u6bd4\u8f83\uff0c\u5982\u679c\u4e24\u8005\u76f8\u7b49\uff0c\u5219\u8868\u793a\u6570\u636e\u6ca1\u6709\u88ab\u7834\u574f\uff1b\u5982\u679c\u4e0d\u76f8\u7b49\uff0c\u5219\u8868\u793a\u6570\u636e\u53ef\u80fd\u5df2\u88ab\u7834\u574f\uff0c\u63a5\u6536\u65b9\u53ef\u4ee5\u91cd\u65b0\u53d1\u9001\u8bf7\u6c42\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u7684\u5b8c\u6574\u6027\u3002<\/p>\n

      \u603b\u7ed3<\/h2>\n

        Modbus\u534f\u8bae\u652f\u6301\u4e24\u79cd\u6821\u9a8c\u4f4d\u8ba1\u7b97\u65b9\u5f0f\uff0c\u5373CRC\u6821\u9a8c\u548cLRC\u6821\u9a8c\u3002<\/strong>CRC\u6821\u9a8c\u662f\u4e00\u79cd\u57fa\u4e8e\u4f4d\u7684\u6821\u9a8c\u65b9\u6cd5\uff0c\u5b83\u4f7f\u7528\u7279\u5b9a\u7684\u7b97\u6cd5\u6765\u8ba1\u7b97\u51fa\u4e00\u4e2a\u7ed3\u679c\u503c\uff0c\u7136\u540e\u5c06\u8be5\u7ed3\u679c\u503c\u4e0e\u53e6\u4e00\u4e2a\u503c\u8fdb\u884c\u6bd4\u8f83\uff0c\u4ece\u800c\u68c0\u6d4b\u51fa\u6570\u636e\u4e2d\u662f\u5426\u5b58\u5728\u9519\u8bef\u3002LRC\u6821\u9a8c\u662f\u4e00\u79cd\u57fa\u4e8e\u5b57\u8282\u7684\u6821\u9a8c\u65b9\u6cd5\uff0c\u5b83\u4f7f\u7528\u7279\u5b9a\u7684\u7b97\u6cd5\u6765\u8ba1\u7b97\u51fa\u4e00\u4e2a\u7ed3\u679c\u503c\uff0c\u7136\u540e\u5c06\u8be5\u7ed3\u679c\u503c\u4e0e\u53e6\u4e00\u4e2a\u503c\u8fdb\u884c\u6bd4\u8f83\uff0c\u4ece\u800c\u68c0\u6d4b\u51fa\u6570\u636e\u4e2d\u662f\u5426\u5b58\u5728\u9519\u8bef\u3002Modbus\u6821\u9a8c\u4f4d\u7684\u8ba1\u7b97\u662f\u4e00\u4e2a\u975e\u5e38\u91cd\u8981\u7684\u8fc7\u7a0b\uff0c\u5b83\u53ef\u4ee5\u6709\u6548\u4fdd\u62a4\u6570\u636e\u7684\u5b8c\u6574\u6027\uff0c\u786e\u4fdd\u6570\u636e\u7684\u6b63\u786e\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

      Modbus\u662f\u4e00\u79cd\u901a\u7528\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u53ef\u4ee5\u5728\u5404\u79cd\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u5b9e\u73b0\u901a\u4fe1\u3002\u5b83\u53ef\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u8bbe\u5907\uff0c\u5176\u4e2d\u5305\u62ecPLC\uff0cRTU\uff0cHMI\uff0cDCS\u7b49\u3002Modbus\u534f\u8bae\u652f\u6301<\/p>\n","protected":false},"author":1,"featured_media":4132,"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-39965","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\/39965","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=39965"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/39965\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=39965"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=39965"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=39965"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}