{"id":40889,"date":"2023-09-30T06:39:58","date_gmt":"2023-09-29T22:39:58","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=40889"},"modified":"2023-09-30T06:39:58","modified_gmt":"2023-09-29T22:39:58","slug":"mljmzdcwm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/40889.html","title":{"rendered":"Modbus_errnum\uff1a\u4e86\u89e3Modbus\u4e2d\u7684\u9519\u8bef\u7801"},"content":{"rendered":"

  Modbus\u662f\u4e00\u79cd\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\uff0c\u5b83\u4f7f\u7528\u9519\u8bef\u7801\u6765\u8868\u793a\u7279\u5b9a\u7684\u6545\u969c\u6216\u9519\u8bef\u60c5\u51b5\u3002\u672c\u6587\u5c06\u4ecb\u7ecdModbus\u4e2d\u4f7f\u7528\u7684\u9519\u8bef\u7801\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u4eec\u6765\u8bca\u65ad\u548c\u89e3\u51b3\u95ee\u9898\u3002<\/p>\n

Modbus\u9519\u8bef\u7801\u7684\u7c7b\u578b<\/h2>\n

  Modbus\u9519\u8bef\u7801\u53ef\u4ee5\u5206\u4e3a\u56db\u7c7b\uff1a\u57fa\u672c\u9519\u8bef\u7801\u3001\u7279\u5b9a\u9519\u8bef\u7801\u3001\u7279\u6b8a\u9519\u8bef\u7801\u548c\u8bbe\u5907\u7279\u5b9a\u9519\u8bef\u7801\u3002<\/p>\n

  \u57fa\u672c\u9519\u8bef\u7801<\/h3>\n

  \u57fa\u672c\u9519\u8bef\u7801\u662f\u6700\u5e38\u89c1\u7684\u9519\u8bef\u7801\uff0c\u7528\u4e8e\u8868\u793a\u4e00\u822c\u7684\u9519\u8bef\u60c5\u51b5\uff0c\u5982\u8bf7\u6c42\u7684\u529f\u80fd\u7801\u4e0d\u53d7\u652f\u6301\u3001\u53c2\u6570\u9519\u8bef\u3001\u5730\u5740\u8d8a\u754c\u7b49\u3002\u8fd9\u4e9b\u9519\u8bef\u7801\u53ef\u4ee5\u5728\u6240\u6709Modbus\u8bbe\u5907\u4e2d\u627e\u5230\uff0c\u5e76\u4e14\u53ef\u4ee5\u7528\u4e8e\u6240\u6709Modbus\u529f\u80fd\u7801\u3002<\/p>\n

  \u7279\u5b9a\u9519\u8bef\u7801<\/h3>\n

  \u7279\u5b9a\u9519\u8bef\u7801\u662f\u4e13\u95e8\u7528\u4e8e\u7279\u5b9aModbus\u529f\u80fd\u7801\u7684\u9519\u8bef\u7801\u3002\u8fd9\u4e9b\u9519\u8bef\u7801\u53ea\u80fd\u5728\u7279\u5b9a\u7684\u529f\u80fd\u7801\u4e2d\u4f7f\u7528\uff0c\u4f8b\u5982\uff0c\u67d0\u4e9b\u529f\u80fd\u7801\u53ef\u80fd\u4f1a\u8fd4\u56de\u4e00\u4e2a\u201c\u65e0\u6548\u7684\u8bbe\u5907\u5730\u5740\u201d\u9519\u8bef\u7801\uff0c\u800c\u53e6\u4e00\u4e9b\u529f\u80fd\u7801\u53ef\u80fd\u4f1a\u8fd4\u56de\u4e00\u4e2a\u201c\u65e0\u6548\u7684\u6570\u636e\u201d\u9519\u8bef\u7801\u3002<\/p>\n

  \u7279\u6b8a\u9519\u8bef\u7801<\/h3>\n

  \u7279\u6b8a\u9519\u8bef\u7801\u662f\u6307\u7279\u5b9a\u8bbe\u5907\u6216\u7279\u5b9a\u60c5\u51b5\u4e0b\u7684\u9519\u8bef\u7801\uff0c\u5b83\u4eec\u53ef\u4ee5\u7528\u4e8e\u8868\u793a\u4e00\u4e9b\u7279\u6b8a\u7684\u9519\u8bef\u60c5\u51b5\uff0c\u5982\u67d0\u4e9b\u8bbe\u5907\u53ef\u80fd\u4f1a\u8fd4\u56de\u4e00\u4e2a\u201c\u8d85\u65f6\u201d\u9519\u8bef\u7801\uff0c\u6216\u8005\u67d0\u4e9b\u60c5\u51b5\u4e0b\u53ef\u80fd\u4f1a\u8fd4\u56de\u4e00\u4e2a\u201c\u65e0\u6548\u7684CRC\u201d\u9519\u8bef\u7801\u3002<\/p>\n

  \u8bbe\u5907\u7279\u5b9a\u9519\u8bef\u7801<\/h3>\n

  \u8bbe\u5907\u7279\u5b9a\u9519\u8bef\u7801\u662f\u6307\u7279\u5b9a\u8bbe\u5907\u6216\u7279\u5b9a\u60c5\u51b5\u4e0b\u7684\u9519\u8bef\u7801\uff0c\u5b83\u4eec\u53ef\u4ee5\u7528\u4e8e\u8868\u793a\u4e00\u4e9b\u7279\u5b9a\u7684\u9519\u8bef\u60c5\u51b5\uff0c\u5982\u67d0\u4e9b\u8bbe\u5907\u53ef\u80fd\u4f1a\u8fd4\u56de\u4e00\u4e2a\u201c\u65e0\u6548\u7684\u7f51\u7edc\u5730\u5740\u201d\u9519\u8bef\u7801\uff0c\u6216\u8005\u67d0\u4e9b\u60c5\u51b5\u4e0b\u53ef\u80fd\u4f1a\u8fd4\u56de\u4e00\u4e2a\u201c\u65e0\u6548\u7684\u8bbe\u5907ID\u201d\u9519\u8bef\u7801\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528Modbus\u9519\u8bef\u7801\u8bca\u65ad\u95ee\u9898<\/h2>\n

  \u5f53Modbus\u8bbe\u5907\u51fa\u73b0\u6545\u969c\u65f6\uff0c\u4f7f\u7528Modbus\u9519\u8bef\u7801\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5feb\u901f\u8bca\u65ad\u95ee\u9898\u3002\u4e0b\u9762\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u95ee\u9898\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528Modbus\u9519\u8bef\u7801\u6765\u8bca\u65ad\u5b83\u4eec\uff1a<\/p>\n

  \u7f51\u7edc\u95ee\u9898<\/h3>\n

  \u5982\u679cModbus\u8bbe\u5907\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\uff0c\u53ef\u80fd\u662f\u7531\u4e8e\u7f51\u7edc\u95ee\u9898\u9020\u6210\u7684\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u201c\u65e0\u6548\u7684\u7f51\u7edc\u5730\u5740\u201d\u9519\u8bef\u7801\u6765\u8bca\u65ad\u95ee\u9898\uff0c\u4ee5\u53ca\u201c\u8d85\u65f6\u201d\u9519\u8bef\u7801\u6765\u68c0\u67e5\u7f51\u7edc\u662f\u5426\u6b63\u5e38\u3002<\/p>\n

  \u8bbe\u5907\u95ee\u9898<\/h3>\n

  \u5982\u679cModbus\u8bbe\u5907\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\uff0c\u53ef\u80fd\u662f\u7531\u4e8e\u8bbe\u5907\u672c\u8eab\u51fa\u73b0\u6545\u969c\u9020\u6210\u7684\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u201c\u65e0\u6548\u7684\u8bbe\u5907ID\u201d\u9519\u8bef\u7801\u6765\u8bca\u65ad\u95ee\u9898\uff0c\u4ee5\u53ca\u201c\u65e0\u6548\u7684CRC\u201d\u9519\u8bef\u7801\u6765\u68c0\u67e5\u8bbe\u5907\u662f\u5426\u6b63\u5e38\u3002<\/p>\n

  \u5176\u4ed6\u95ee\u9898<\/h3>\n

  \u5982\u679cModbus\u8bbe\u5907\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\uff0c\u53ef\u80fd\u662f\u7531\u4e8e\u5176\u4ed6\u539f\u56e0\u9020\u6210\u7684\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u57fa\u672c\u9519\u8bef\u7801\u3001\u7279\u5b9a\u9519\u8bef\u7801\u548c\u7279\u6b8a\u9519\u8bef\u7801\u6765\u8bca\u65ad\u95ee\u9898\uff0c\u4ee5\u53ca\u201c\u65e0\u6548\u7684\u53c2\u6570\u201d\u9519\u8bef\u7801\u6765\u68c0\u67e5\u662f\u5426\u5b58\u5728\u5176\u4ed6\u95ee\u9898\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  Modbus\u9519\u8bef\u7801\u662f\u4e00\u79cd\u63cf\u8ff0Modbus\u8bbe\u5907\u6545\u969c\u6216\u9519\u8bef\u60c5\u51b5\u7684\u65b9\u6cd5\uff0c\u5b83\u4eec\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5feb\u901f\u8bca\u65ad\u548c\u89e3\u51b3\u95ee\u9898\u3002<\/strong>Modbus\u9519\u8bef\u7801\u53ef\u4ee5\u5206\u4e3a\u56db\u7c7b\uff0c\u5206\u522b\u4e3a\u57fa\u672c\u9519\u8bef\u7801\u3001\u7279\u5b9a\u9519\u8bef\u7801\u3001\u7279\u6b8a\u9519\u8bef\u7801\u548c\u8bbe\u5907\u7279\u5b9a\u9519\u8bef\u7801\u3002\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u9519\u8bef\u7801\u7684\u7c7b\u578b\u6765\u68c0\u67e5\u95ee\u9898\u7684\u539f\u56e0\uff0c\u4ece\u800c\u5feb\u901f\u8bca\u65ad\u548c\u89e3\u51b3\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Modbus\u662f\u4e00\u79cd\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\uff0c\u5b83\u4f7f\u7528\u9519\u8bef\u7801\u6765\u8868\u793a\u7279\u5b9a\u7684\u6545\u969c\u6216\u9519\u8bef\u60c5\u51b5\u3002\u672c\u6587\u5c06\u4ecb\u7ecdModbus\u4e2d\u4f7f\u7528\u7684\u9519\u8bef\u7801\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5b83\u4eec\u6765\u8bca\u65ad\u548c\u89e3\u51b3\u95ee\u9898\u3002Modbus\u9519\u8bef\u7801<\/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-40889","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\/40889","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=40889"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/40889\/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=40889"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=40889"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=40889"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}