{"id":48003,"date":"2023-10-05T11:52:17","date_gmt":"2023-10-05T03:52:17","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=48003"},"modified":"2023-10-05T11:52:17","modified_gmt":"2023-10-05T03:52:17","slug":"ycngh","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/48003.html","title":{"rendered":"485\u4e0eCAN\u54ea\u4e2a\u597d\uff1f"},"content":{"rendered":"

  485\u548cCAN\u662f\u4e24\u79cd\u4e0d\u540c\u7684\u5de5\u4e1a\u7f51\u7edc\u63a5\u53e3\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u8ba1\u7b97\u673a\u548c\u4f20\u611f\u5668\uff0c\u4ee5\u53ca\u63a7\u5236\u548c\u76d1\u63a7\u8bbe\u5907\u3002\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u65b9\u9762\u90fd\u6709\u4e0d\u540c\u7684\u4f18\u52bf\uff0c\u4f46\u662f\u8981\u95ee485\u4e0eCAN\u54ea\u4e2a\u597d\uff0c\u5219\u9700\u8981\u6839\u636e\u5b9e\u9645\u9700\u6c42\u6765\u9009\u62e9\u3002\u672c\u6587\u5c06\u901a\u8fc7\u5bf9485\u548cCAN\u7684\u6bd4\u8f83\uff0c\u6765\u8ba8\u8bba\u5b83\u4eec\u7684\u4f18\u52bf\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u4e86\u89e3\u5b83\u4eec\uff0c\u5e76\u4f5c\u51fa\u66f4\u660e\u667a\u7684\u9009\u62e9\u3002<\/p>\n

485\u7b80\u4ecb<\/h2>\n

  RS-485\u662f\u4e00\u79cd\u5e38\u7528\u7684\u5de5\u4e1a\u7f51\u7edc\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u8fdc\u8ddd\u79bb\u7684\u8bbe\u5907\uff0c\u5e76\u53ef\u4ee5\u5728\u8f83\u957f\u7684\u8ddd\u79bb\u4e0a\u4f20\u8f93\u6570\u636e\u3002\u5b83\u4f7f\u7528\u975e\u5e38\u7b80\u5355\u7684\u786c\u4ef6\u7ed3\u6784\uff0c\u53ea\u9700\u8981\u4e00\u6839\u7ebf\u7f06\u5373\u53ef\u5b9e\u73b0\u8fde\u63a5\uff0c\u56e0\u6b64\u5b83\u7684\u6210\u672c\u6bd4\u8f83\u4f4e\uff0c\u4f7f\u7528\u65b9\u4fbf\u3002\u6b64\u5916\uff0cRS-485\u8fd8\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u6027\u80fd\uff0c\u5b83\u53ef\u4ee5\u62b5\u5fa1\u7535\u78c1\u5e72\u6270\uff0c\u56e0\u6b64\u5728\u5de5\u4e1a\u63a7\u5236\u9886\u57df\u975e\u5e38\u53d7\u6b22\u8fce\u3002<\/p>\n

CAN\u7b80\u4ecb<\/h2>\n

  CAN\u662f\u6c7d\u8f66\u884c\u4e1a\u4e2d\u4f7f\u7528\u6700\u5e7f\u6cdb\u7684\u5de5\u4e1a\u7f51\u7edc\u63a5\u53e3\u3002\u5b83\u53ef\u4ee5\u652f\u6301\u9ad8\u901f\u4f20\u8f93\uff0c\u6700\u9ad8\u53ef\u4ee5\u8fbe\u52301Mbit\/s\uff0c\u800c\u4e14\u5177\u6709\u826f\u597d\u7684\u5bb9\u9519\u6027\uff0c\u53ef\u4ee5\u62b5\u5fa1\u7a81\u53d1\u7684\u7535\u78c1\u5e72\u6270\u3002\u4f7f\u7528CAN\u53ef\u4ee5\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u81ea\u6cbb\u901a\u4fe1\uff0c\u53ef\u4ee5\u8ba9\u8bbe\u5907\u4e4b\u95f4\u7684\u4ea4\u4e92\u66f4\u52a0\u7075\u6d3b\uff0c\u4ece\u800c\u63d0\u9ad8\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u3002<\/p>\n

485\u4e0eCAN\u6bd4\u8f83<\/h2>\n

  \u4f20\u8f93\u8ddd\u79bb<\/h3>\n

  RS-485\u53ef\u4ee5\u5b9e\u73b0\u8f83\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u6700\u957f\u53ef\u4ee5\u8fbe\u52301200\u7c73\uff0c\u800cCAN\u53ea\u80fd\u5b9e\u73b0\u77ed\u8ddd\u79bb\u7684\u4f20\u8f93\uff0c\u6700\u957f\u53ea\u80fd\u8fbe\u523040\u7c73\u3002\u56e0\u6b64\uff0c\u5982\u679c\u9700\u8981\u5b9e\u73b0\u957f\u8ddd\u79bb\u7684\u4f20\u8f93\uff0c\u5219RS-485\u66f4\u4e3a\u5408\u9002\u3002<\/p>\n

  \u4fe1\u53f7\u5f3a\u5ea6<\/h3>\n

  RS-485\u7684\u4fe1\u53f7\u5f3a\u5ea6\u8f83\u5f31\uff0c\u6700\u9ad8\u53ea\u80fd\u8fbe\u523032Kbit\/s\uff0c\u800cCAN\u7684\u4fe1\u53f7\u5f3a\u5ea6\u66f4\u5f3a\uff0c\u6700\u9ad8\u53ef\u4ee5\u8fbe\u52301Mbit\/s\u3002\u56e0\u6b64\uff0c\u5982\u679c\u9700\u8981\u5b9e\u73b0\u9ad8\u901f\u4f20\u8f93\uff0c\u5219CAN\u66f4\u4e3a\u5408\u9002\u3002<\/p>\n

  \u6297\u5e72\u6270\u80fd\u529b<\/h3>\n

  RS-485\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u6027\u80fd\uff0c\u53ef\u4ee5\u62b5\u5fa1\u7535\u78c1\u5e72\u6270\uff0c\u800cCAN\u7684\u6297\u5e72\u6270\u6027\u80fd\u66f4\u5f3a\uff0c\u53ef\u4ee5\u62b5\u5fa1\u7a81\u53d1\u7684\u7535\u78c1\u5e72\u6270\u3002\u56e0\u6b64\uff0c\u5982\u679c\u9700\u8981\u6297\u5e72\u6270\u6027\u80fd\u66f4\u5f3a\u7684\u8bbe\u5907\uff0c\u5219CAN\u66f4\u4e3a\u5408\u9002\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u4ece\u4e0a\u8ff0\u6bd4\u8f83\u53ef\u4ee5\u770b\u51fa\uff0c485\u4e0eCAN\u54ea\u4e2a\u597d\uff0c\u53d6\u51b3\u4e8e\u5b9e\u9645\u5e94\u7528\u7684\u573a\u666f\u3002<\/strong>RS-485\u53ef\u4ee5\u5b9e\u73b0\u8f83\u957f\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u800cCAN\u53ef\u4ee5\u652f\u6301\u9ad8\u901f\u4f20\u8f93\uff0c\u5e76\u5177\u6709\u826f\u597d\u7684\u6297\u5e72\u6270\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u5728\u9009\u62e9485\u548cCAN\u65f6\uff0c\u5e94\u8be5\u6839\u636e\u5b9e\u9645\u9700\u6c42\u6765\u9009\u62e9\uff0c\u4ee5\u4fdd\u8bc1\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

485\u548cCAN\u662f\u4e24\u79cd\u4e0d\u540c\u7684\u5de5\u4e1a\u7f51\u7edc\u63a5\u53e3\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u8ba1\u7b97\u673a\u548c\u4f20\u611f\u5668\uff0c\u4ee5\u53ca\u63a7\u5236\u548c\u76d1\u63a7\u8bbe\u5907\u3002\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u65b9\u9762\u90fd\u6709\u4e0d\u540c\u7684\u4f18\u52bf\uff0c\u4f46\u662f\u8981\u95ee485\u4e0eCAN\u54ea\u4e2a\u597d\uff0c\u5219\u9700\u8981\u6839\u636e\u5b9e<\/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":[212],"class_list":["post-48003","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-ctx"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/48003","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=48003"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/48003\/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=48003"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=48003"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=48003"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}