{"id":5192,"date":"2023-06-29T16:53:46","date_gmt":"2023-06-29T08:53:46","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=5192"},"modified":"2023-06-29T16:53:50","modified_gmt":"2023-06-29T08:53:50","slug":"mxysjgsjd","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/5192.html","title":{"rendered":"modbus\u534f\u8bae\u6570\u636e\u683c\u5f0f\u89e3\u8bfb"},"content":{"rendered":"\n

\u3000\u3000Modbus\u534f\u8bae<\/a><\/strong>\u662f\u4e00\u79cd\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u5c06\u5de5\u4e1a\u81ea\u52a8\u5316\u8bbe\u5907\u8fde\u63a5\u5230\u63a7\u5236\u7cfb\u7edf\u4e2d\u3002\u8be5\u534f\u8bae\u662f\u4e00\u79cd\u5f00\u653e\u5f0f\u534f\u8bae\uff0c\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u901a\u4fe1\uff0c\u65e0\u8bba\u5b83\u4eec\u4f7f\u7528\u54ea\u79cd\u7f16\u7a0b\u8bed\u8a00\u6216\u64cd\u4f5c\u7cfb\u7edf\u3002\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8Modbus\u534f\u8bae\u7684\u6570\u636e\u683c\u5f0f\u4ee5\u53ca\u5982\u4f55\u89e3\u8bfb\u5b83\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001Modbus\u534f\u8bae\u6982\u8ff0<\/h2>\n\n\n\n

\u3000\u3000Modbus\u534f\u8bae\u662f\u4e00\u79cd\u5ba2\u6237\u7aef\/\u670d\u52a1\u5668\u534f\u8bae\uff0c\u5176\u4e2d\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u53d1\u9001\u8bf7\u6c42\uff0c\u670d\u52a1\u5668\u5219\u54cd\u5e94\u8bf7\u6c42\u3002\u8be5\u534f\u8bae\u901a\u5e38\u4f7f\u7528\u4e32\u884c\u901a\u4fe1\uff0c\u4f46\u4e5f\u652f\u6301\u4ee5\u592a\u7f51\u901a\u4fe1\u3002Modbus\u534f\u8bae\u8fd8\u5b9a\u4e49\u4e86\u4e00\u79cd\u6570\u636e\u6a21\u578b\uff0c\u8be5\u6a21\u578b\u57fa\u4e8e\u5bc4\u5b58\u5668\u548c\u7ebf\u5708\u7684\u6982\u5ff5\u3002\u7ebf\u5708\u662f\u4e00\u7ec4\u4e8c\u8fdb\u5236\u4f4d\uff0c\u7528\u4e8e\u8868\u793a\u5f00\u5173\u72b6\u6001\uff0c\u800c\u5bc4\u5b58\u5668\u662f\u4e00\u7ec416\u4f4d\u621632\u4f4d\u7684\u6574\u6570\uff0c\u7528\u4e8e\u8868\u793a\u6d4b\u91cf\u503c\u548c\u914d\u7f6e\u53c2\u6570\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001Modbus\u534f\u8bae\u6570\u636e\u683c\u5f0f<\/h2>\n\n\n\n

\u3000\u3000Modbus\u534f\u8bae\u7684\u6570\u636e\u683c\u5f0f\u662f\u57fa\u4e8e\u5b57\u8282\u7684\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u8bf7\u6c42\u6216\u54cd\u5e94\u7684\u5404\u79cd\u5b57\u6bb5\u3002\u4e0b\u9762\u662fModbus\u534f\u8bae\u6570\u636e\u683c\u5f0f\u7684\u5404\u4e2a\u5b57\u6bb5\u7684\u8be6\u7ec6\u63cf\u8ff0\uff1a<\/p>\n\n\n\n

\u3000\u30001.\u5730\u5740\u7801<\/h3>\n\n\n\n

\u3000\u3000\u5730\u5740\u7801\u662f\u4e00\u4e2a8\u4f4d\u7684\u4e8c\u8fdb\u5236\u6570\uff0c\u7528\u4e8e\u6807\u8bc6Modbus\u8bbe\u5907\u3002\u5728Modbus\u7f51\u7edc\u4e2d\uff0c\u6bcf\u4e2a\u8bbe\u5907\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u5730\u5740\u7801\uff0c\u7528\u4e8e\u5728\u901a\u4fe1\u8fc7\u7a0b\u4e2d\u8bc6\u522b\u8bbe\u5907\u3002<\/p>\n\n\n\n

\u3000\u30002.\u529f\u80fd\u7801<\/h3>\n\n\n\n

\u3000\u3000\u529f\u80fd\u7801\u662f\u4e00\u4e2a8\u4f4d\u7684\u4e8c\u8fdb\u5236\u6570\uff0c\u7528\u4e8e\u6307\u5b9a\u8bf7\u6c42\u6216\u54cd\u5e94\u7684\u7c7b\u578b\u3002Modbus\u534f\u8bae\u5b9a\u4e49\u4e86\u4e00\u4e9b\u6807\u51c6\u7684\u529f\u80fd\u7801\uff0c\u4f8b\u5982\u8bfb\u53d6\u7ebf\u5708\u72b6\u6001\u3001\u8bfb\u53d6\u8f93\u5165\u72b6\u6001\u3001\u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668\u548c\u8bfb\u53d6\u8f93\u5165\u5bc4\u5b58\u5668\u7b49\u3002<\/p>\n\n\n\n

\u3000\u30003.\u6570\u636e\u57df<\/h3>\n\n\n\n

\u3000\u3000\u6570\u636e\u57df\u5305\u542b\u4e86\u8bf7\u6c42\u6216\u54cd\u5e94\u7684\u6570\u636e\u3002\u6570\u636e\u57df\u7684\u957f\u5ea6\u53d6\u51b3\u4e8e\u529f\u80fd\u7801\u548c\u8bf7\u6c42\u6216\u54cd\u5e94\u7684\u7c7b\u578b\u3002\u4f8b\u5982\uff0c\u5982\u679c\u8bf7\u6c42\u7684\u529f\u80fd\u7801\u662f\u8bfb\u53d6\u7ebf\u5708\u72b6\u6001\uff0c\u5219\u6570\u636e\u57df\u5305\u542b\u4e86\u7ebf\u5708\u72b6\u6001\u7684\u503c\u3002<\/p>\n\n\n\n

\u3000\u30004.\u9519\u8bef\u68c0\u67e5\u7801<\/h3>\n\n\n\n

\u3000\u3000\u9519\u8bef\u68c0\u67e5\u7801\u662f\u4e00\u4e2a16\u4f4d\u7684\u4e8c\u8fdb\u5236\u6570\uff0c\u7528\u4e8e\u68c0\u67e5\u8bf7\u6c42\u6216\u54cd\u5e94\u7684\u6570\u636e\u662f\u5426\u6b63\u786e\u3002Modbus\u534f\u8bae\u4f7f\u7528\u5faa\u73af\u5197\u4f59\u6821\u9a8c(CRC)\u7b97\u6cd5\u6765\u8ba1\u7b97\u9519\u8bef\u68c0\u67e5\u7801\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e09\u3001Modbus\u534f\u8bae\u6570\u636e\u683c\u5f0f\u793a\u4f8b<\/h2>\n\n\n\n

\u3000\u3000\u4e0b\u9762\u662f\u4e00\u4e2aModbus\u534f\u8bae\u8bf7\u6c42\u7684\u793a\u4f8b\uff0c\u5176\u4e2d\u8981\u6c42\u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u503c\uff1a<\/p>\n\n\n\n

\u3000\u3000\u5730\u5740\u7801\uff1a01<\/p>\n\n\n\n

\u3000\u3000\u529f\u80fd\u7801\uff1a03<\/p>\n\n\n\n

\u3000\u3000\u6570\u636e\u57df\uff1a\u8d77\u59cb\u5730\u5740(16\u4f4d)\u3001\u5bc4\u5b58\u5668\u6570\u91cf(16\u4f4d)<\/p>\n\n\n\n

\u3000\u3000\u9519\u8bef\u68c0\u67e5\u7801\uff1aCRC<\/p>\n\n\n\n

\u3000\u3000\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u5730\u5740\u7801\u4e3a01.\u8868\u793a\u8bf7\u6c42\u7684\u8bbe\u5907\u7684\u5730\u5740\u3002\u529f\u80fd\u7801\u4e3a03.\u8868\u793a\u8bf7\u6c42\u8bfb\u53d6\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u503c\u3002\u6570\u636e\u57df\u5305\u542b\u4e86\u8d77\u59cb\u5730\u5740\u548c\u5bc4\u5b58\u5668\u6570\u91cf\u3002\u9519\u8bef\u68c0\u67e5\u7801\u662f\u6839\u636e\u6570\u636e\u57df\u8ba1\u7b97\u51fa\u6765\u7684\u3002<\/p>\n\n\n\n

\u3000\u3000\u56db\u3001\u5982\u4f55\u89e3\u8bfbModbus\u534f\u8bae\u6570\u636e\u683c\u5f0f<\/h2>\n\n\n\n

\u3000\u3000\u8981\u89e3\u8bfbModbus\u534f\u8bae\u6570\u636e\u683c\u5f0f\uff0c\u9700\u8981\u4e86\u89e3\u6bcf\u4e2a\u5b57\u6bb5\u7684\u542b\u4e49\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u9996\u5148\uff0c\u6839\u636e\u5730\u5740\u7801\u627e\u5230\u8bf7\u6c42\u7684\u8bbe\u5907\u3002\u7136\u540e\uff0c\u6839\u636e\u529f\u80fd\u7801\u786e\u5b9a\u8bf7\u6c42\u6216\u54cd\u5e94\u7684\u7c7b\u578b\u3002\u63a5\u4e0b\u6765\uff0c\u6839\u636e\u6570\u636e\u57df\u4e2d\u7684\u503c\u6765\u83b7\u53d6\u8bf7\u6c42\u6216\u54cd\u5e94\u7684\u6570\u636e\u3002\u6700\u540e\uff0c\u4f7f\u7528CRC\u7b97\u6cd5\u8ba1\u7b97\u9519\u8bef\u68c0\u67e5\u7801\uff0c\u5e76\u9a8c\u8bc1\u8bf7\u6c42\u6216\u54cd\u5e94\u7684\u6570\u636e\u662f\u5426\u6b63\u786e\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e94\u3001\u7ed3\u8bba<\/h2>\n\n\n\n

\u3000\u3000Modbus\u534f\u8bae\u662f\u4e00\u79cd\u901a\u7528\u7684\u5de5\u4e1a\u81ea\u52a8\u5316\u901a\u4fe1\u534f\u8bae\uff0c\u53ef\u7528\u4e8e\u8fde\u63a5\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\u3002\u4e86\u89e3Modbus\u534f\u8bae\u7684\u6570\u636e\u683c\u5f0f\u4ee5\u53ca\u5982\u4f55\u89e3\u8bfb\u5b83\u5bf9\u4e8e\u6b63\u786e\u5b9e\u73b0Modbus\u901a\u4fe1\u81f3\u5173\u91cd\u8981\u3002\u5e0c\u671b\u8fd9\u7bc7\u6587\u7ae0\u80fd\u591f\u5e2e\u52a9\u60a8\u6df1\u5165\u4e86\u89e3Modbus\u534f\u8bae\u7684\u6570\u636e\u683c\u5f0f\u548c\u89e3\u8bfb\u65b9\u6cd5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Modbus\u534f\u8bae\u662f\u4e00\u79cd\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u5c06\u5de5\u4e1a\u81ea\u52a8\u5316\u8bbe\u5907\u8fde\u63a5\u5230\u63a7\u5236\u7cfb\u7edf\u4e2d\u3002\u8be5\u534f\u8bae\u662f\u4e00\u79cd\u5f00\u653e\u5f0f\u534f\u8bae\uff0c\u53ef\u4ee5\u5728\u4e0d\u540c\u7684\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u901a\u4fe1\uff0c\u65e0\u8bba\u5b83\u4eec\u4f7f\u7528\u54ea\u79cd\u7f16\u7a0b\u8bed\u8a00\u6216\u64cd\u4f5c\u7cfb\u7edf\u3002<\/p>\n","protected":false},"author":1,"featured_media":2500,"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-5192","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\/5192","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=5192"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/5192\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/2500"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=5192"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=5192"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=5192"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}