{"id":46591,"date":"2023-10-03T11:27:25","date_gmt":"2023-10-03T03:27:25","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=46591"},"modified":"2023-10-03T11:27:25","modified_gmt":"2023-10-03T03:27:25","slug":"mhdqb","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/46591.html","title":{"rendered":"Modbus\u548c485\u7684\u533a\u522b"},"content":{"rendered":"

  Modbus\u548c485\u662f\u4e24\u79cd\u5e38\u89c1\u7684\u5de5\u4e1a\u63a7\u5236\u548c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u8bbe\u5907\u3002\u7136\u800c\uff0c\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u7740\u663e\u8457\u7684\u533a\u522b\uff0c\u8fd9\u4e9b\u533a\u522b\u4f1a\u5f71\u54cd\u5230\u8bbe\u5907\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002\u672c\u6587\u5c06\u63a2\u8ba8Modbus\u548c485\u4e4b\u95f4\u7684\u533a\u522b\uff0c\u4ee5\u53ca\u4ed6\u4eec\u5982\u4f55\u5f71\u54cd\u8bbe\u5907\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n

Modbus<\/h2>\n

  Modbus\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u5de5\u4e1a\u63a7\u5236\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u4f20\u611f\u5668\u3001\u63a7\u5236\u5668\u3001\u53d8\u9891\u5668\u548c\u5176\u4ed6\u8bbe\u5907\u3002\u5b83\u5177\u6709\u7075\u6d3b\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\uff0c\u5e76\u4e14\u53ef\u4ee5\u8f7b\u677e\u5730\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u3002\u6b64\u5916\uff0cModbus\u8fd8\u5177\u6709\u53ef\u9760\u6027\u548c\u5b89\u5168\u6027\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u62a4\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  \u4f18\u52bf<\/h3>\n

  Modbus\u7684\u4f18\u52bf\u5728\u4e8e\u5b83\u5177\u6709\u7075\u6d3b\u6027\u548c\u53ef\u9760\u6027\u3002\u5b83\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\uff0c\u5e76\u4e14\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u62a4\u6570\u636e\u4f20\u8f93\u3002\u6b64\u5916\uff0cModbus\u8fd8\u5177\u6709\u53ef\u9760\u6027\u548c\u5b89\u5168\u6027\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u62a4\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  \u7f3a\u70b9<\/h3>\n

  Modbus\u7684\u7f3a\u70b9\u5728\u4e8e\u5b83\u7684\u4f20\u8f93\u901f\u5ea6\u8f83\u6162\u3002\u7531\u4e8e\u5b83\u9700\u8981\u5927\u91cf\u7684\u63a7\u5236\u4fe1\u606f\uff0c\u56e0\u6b64\u4f20\u8f93\u901f\u5ea6\u4f1a\u53d7\u5230\u9650\u5236\u3002\u6b64\u5916\uff0cModbus\u8fd8\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u6cc4\u9732\u3002<\/p>\n

485<\/h2>\n

  RS-485\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u5de5\u4e1a\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u8bbe\u5907\u3002\u5b83\u5177\u6709\u9ad8\u901f\u4f20\u8f93\u7279\u6027\uff0c\u53ef\u4ee5\u5feb\u901f\u4f20\u8f93\u5927\u91cf\u6570\u636e\uff0c\u5e76\u4e14\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u62a4\u6570\u636e\u4f20\u8f93\u3002\u6b64\u5916\uff0c485\u8fd8\u652f\u6301\u591a\u79cd\u4f20\u8f93\u534f\u8bae\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\u3002<\/p>\n

  \u4f18\u52bf<\/h3>\n

  RS-485\u7684\u4f18\u52bf\u5728\u4e8e\u5b83\u5177\u6709\u9ad8\u901f\u4f20\u8f93\u7279\u6027\uff0c\u53ef\u4ee5\u5feb\u901f\u4f20\u8f93\u5927\u91cf\u6570\u636e\u3002\u6b64\u5916\uff0c\u5b83\u8fd8\u652f\u6301\u591a\u79cd\u4f20\u8f93\u534f\u8bae\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7c7b\u578b\u7684\u8bbe\u5907\u3002\u6b64\u5916\uff0c485\u8fd8\u5177\u6709\u53ef\u9760\u6027\u548c\u5b89\u5168\u6027\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fdd\u62a4\u6570\u636e\u4f20\u8f93\u3002<\/p>\n

  \u7f3a\u70b9<\/h3>\n

  RS-485\u7684\u7f3a\u70b9\u5728\u4e8e\u5b83\u7684\u7075\u6d3b\u6027\u8f83\u5dee\u3002\u5b83\u53ea\u80fd\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u8bbe\u5907\uff0c\u800c\u65e0\u6cd5\u7528\u4e8e\u4f20\u611f\u5668\u6216\u53d8\u9891\u5668\u7b49\u8bbe\u5907\u3002\u6b64\u5916\uff0c485\u8fd8\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6570\u636e\u6cc4\u9732\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  Modbus\u548c485\u90fd\u662f\u5e38\u89c1\u7684\u5de5\u4e1a\u63a7\u5236\u548c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u8bbe\u5907\u3002<\/strong>\u7136\u800c\uff0c\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u7740\u663e\u8457\u7684\u533a\u522b\uff0c\u8fd9\u4e9b\u533a\u522b\u4f1a\u5f71\u54cd\u5230\u8bbe\u5907\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002Modbus\u5177\u6709\u7075\u6d3b\u6027\u548c\u53ef\u9760\u6027\uff0c\u4f46\u4f20\u8f93\u901f\u5ea6\u8f83\u6162\uff0c\u800c485\u5177\u6709\u9ad8\u901f\u4f20\u8f93\u7279\u6027\uff0c\u4f46\u7075\u6d3b\u6027\u8f83\u5dee\u3002\u56e0\u6b64\uff0c\u5728\u9009\u62e9Modbus\u548c485\u4e4b\u95f4\u7684\u534f\u8bae\u65f6\uff0c\u5e94\u6839\u636e\u8bbe\u5907\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u8981\u6c42\u6765\u786e\u5b9a\u6700\u4f73\u9009\u62e9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Modbus\u548c485\u662f\u4e24\u79cd\u5e38\u89c1\u7684\u5de5\u4e1a\u63a7\u5236\u548c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u63a7\u8bbe\u5907\u3002\u7136\u800c\uff0c\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u7740\u663e\u8457\u7684\u533a\u522b\uff0c\u8fd9\u4e9b\u533a\u522b\u4f1a\u5f71\u54cd\u5230\u8bbe\u5907\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002\u672c\u6587\u5c06\u63a2\u8ba8Modbu<\/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-46591","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\/46591","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=46591"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/46591\/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=46591"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=46591"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=46591"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}