{"id":29352,"date":"2023-09-15T09:35:04","date_gmt":"2023-09-15T01:35:04","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=29352"},"modified":"2023-09-15T09:35:04","modified_gmt":"2023-09-15T01:35:04","slug":"wlwmxyyzkkdgyjtxxy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/29352.html","title":{"rendered":"\u7269\u8054\u7f51Modbus\u534f\u8bae\uff1a\u4e00\u79cd\u53ef\u9760\u7684\u5de5\u4e1a\u7ea7\u901a\u4fe1\u534f\u8bae"},"content":{"rendered":"

  Modbus\u534f\u8bae\u662f\u4e00\u79cd\u5de5\u4e1a\u7ea7\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u88ab\u7528\u6765\u5728\u5de5\u4e1a\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002\u5b83\u6700\u521d\u88ab\u7528\u4e8e\u4e32\u884c\u7f51\u7edc\uff0c\u4f46\u662f\u968f\u7740\u7269\u8054\u7f51\u7684\u53d1\u5c55\uff0c\u5b83\u4e5f\u88ab\u5e7f\u6cdb\u7528\u4e8e\u5c40\u57df\u7f51\u548c\u5e7f\u57df\u7f51\u7edc\u3002\u5b83\u7684\u529f\u80fd\u975e\u5e38\u5f3a\u5927\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8bbe\u5907\u95f4\u7684\u53cc\u5411\u901a\u4fe1\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\u3002<\/p>\n

Modbus\u534f\u8bae\u7684\u5386\u53f2<\/h2>\n

  Modbus\u534f\u8bae\u6700\u521d\u7531Modicon\u516c\u53f8\u5f00\u53d1\uff0c\u5b83\u662f\u4e00\u5bb6\u4ee5\u7814\u53d1\u5de5\u4e1a\u63a7\u5236\u5668\u548c\u81ea\u52a8\u5316\u7cfb\u7edf\u4e3a\u4e3b\u7684\u516c\u53f8\u3002Modbus\u534f\u8bae\u6700\u521d\u662f\u7528\u6765\u8fde\u63a5Modicon\u516c\u53f8\u7684PLC\u548c\u7ec8\u7aef\u8bbe\u5907\u7684\uff0c\u4f46\u662f\u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fb\uff0c\u5b83\u4e5f\u88ab\u7528\u4e8e\u5176\u4ed6\u5382\u5bb6\u7684\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/p>\n

Modbus\u534f\u8bae\u7684\u7279\u70b9<\/h2>\n

1. \u652f\u6301\u591a\u79cd\u7c7b\u578b\u7684\u8bbe\u5907<\/h3>\n

  Modbus\u534f\u8bae\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u7c7b\u578b\u7684\u8bbe\u5907\uff0c\u5305\u62ecPLC\u3001\u8ba1\u7b97\u673a\u3001\u6253\u5370\u673a\u3001\u4f20\u611f\u5668\u548c\u6267\u884c\u5668\u7b49\u3002\u5b83\u53ef\u4ee5\u8ba9\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u53cc\u5411\u901a\u4fe1\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u7f51\u7edc\u7c7b\u578b\uff0c\u5305\u62ec\u4e32\u884c\u7f51\u7edc\u3001\u5c40\u57df\u7f51\u548c\u5e7f\u57df\u7f51\u3002<\/p>\n

2. \u652f\u6301\u591a\u79cd\u529f\u80fd<\/h3>\n

  Modbus\u534f\u8bae\u652f\u6301\u591a\u79cd\u529f\u80fd\uff0c\u5305\u62ec\u8bfb\u5199\u6570\u636e\u3001\u63a7\u5236\u8bbe\u5907\u3001\u76d1\u63a7\u8bbe\u5907\u72b6\u6001\u7b49\u3002\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u5b9e\u73b0\u8bbe\u5907\u95f4\u7684\u53cc\u5411\u901a\u4fe1\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u6570\u636e\u683c\u5f0f\uff0c\u5305\u62ec\u4e8c\u8fdb\u5236\u3001\u5341\u516d\u8fdb\u5236\u548cASCII\u7b49\u3002<\/p>\n

3. \u5b89\u5168\u53ef\u9760<\/h3>\n

  Modbus\u534f\u8bae\u975e\u5e38\u5b89\u5168\u53ef\u9760\uff0c\u5b83\u53ef\u4ee5\u901a\u8fc7CRC\u6821\u9a8c\u6216CRC\u548cCRC-16\u6821\u9a8c\u6765\u4fdd\u8bc1\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u51c6\u786e\u6027\u3002\u6b64\u5916\uff0cModbus\u534f\u8bae\u8fd8\u652f\u6301\u52a0\u5bc6\u6280\u672f\uff0c\u53ef\u4ee5\u5e2e\u52a9\u7528\u6237\u4fdd\u62a4\u6570\u636e\u7684\u5b89\u5168\u6027\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u603b\u4e4b\uff0cModbus\u534f\u8bae\u662f\u4e00\u79cd\u975e\u5e38\u53ef\u9760\u7684\u5de5\u4e1a\u7ea7\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u7c7b\u578b\u7684\u8bbe\u5907\u4e4b\u95f4\u7684\u53cc\u5411\u901a\u4fe1\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u4e0d\u540c\u7684\u7f51\u7edc\u7c7b\u578b\u3002<\/strong>\u5b83\u7684\u5b89\u5168\u6027\u4e5f\u975e\u5e38\u53ef\u9760\uff0c\u53ef\u4ee5\u901a\u8fc7CRC\u6821\u9a8c\u548c\u52a0\u5bc6\u6280\u672f\u6765\u4fdd\u62a4\u6570\u636e\u7684\u5b89\u5168\u6027\u3002\u56e0\u6b64\uff0cModbus\u534f\u8bae\u53ef\u4ee5\u4e3a\u7269\u8054\u7f51\u63d0\u4f9b\u53ef\u9760\u7684\u901a\u4fe1\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Modbus\u534f\u8bae\u662f\u4e00\u79cd\u5de5\u4e1a\u7ea7\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u88ab\u7528\u6765\u5728\u5de5\u4e1a\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002\u5b83\u6700\u521d\u88ab\u7528\u4e8e\u4e32\u884c\u7f51\u7edc\uff0c\u4f46\u662f\u968f\u7740\u7269\u8054\u7f51\u7684\u53d1\u5c55\uff0c\u5b83\u4e5f\u88ab\u5e7f\u6cdb\u7528\u4e8e\u5c40\u57df\u7f51\u548c\u5e7f\u57df\u7f51\u7edc\u3002\u5b83\u7684\u529f\u80fd\u975e\u5e38\u5f3a\u5927\uff0c\u53ef<\/p>\n","protected":false},"author":1,"featured_media":3671,"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":[137],"class_list":["post-29352","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-txxy"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/29352","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=29352"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/29352\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/3671"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=29352"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=29352"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=29352"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}