{"id":22184,"date":"2023-08-26T13:19:33","date_gmt":"2023-08-26T05:19:33","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=22184"},"modified":"2023-08-26T13:19:33","modified_gmt":"2023-08-26T05:19:33","slug":"ctxrm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/22184.html","title":{"rendered":"CAN\u901a\u4fe1\u5165\u95e8"},"content":{"rendered":"

  CAN\u901a\u4fe1\uff08Controller Area Network\uff09\u662f\u4e00\u79cd\u5de5\u4e1a\u4e0a\u6700\u5e7f\u6cdb\u4f7f\u7528\u7684\u603b\u7ebf\u7cfb\u7edf\uff0c\u5b83\u80fd\u591f\u8ba9\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u5feb\u901f\u3001\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\u3002\u5b83\u53ef\u4ee5\u88ab\u7528\u4e8e\u6c7d\u8f66\u3001\u5de5\u4e1a\u63a7\u5236\u3001\u822a\u7a7a\u822a\u5929\u7b49\u591a\u4e2a\u9886\u57df\uff0c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u5bb6\u7528\u8bbe\u5907\u7684\u63a7\u5236\u3002\u672c\u6587\u5c06\u4e3a\u60a8\u63d0\u4f9b\u5173\u4e8eCAN\u603b\u7ebf\u7684\u57fa\u672c\u77e5\u8bc6\uff0c\u4ee5\u53ca\u5b83\u7684\u53d1\u5c55\u5386\u53f2\u3001\u57fa\u672c\u539f\u7406\u3001\u5e94\u7528\u573a\u666f\u4ee5\u53ca\u6280\u672f\u4f18\u52bf\u3002<\/p>\n

CAN\u7684\u53d1\u5c55\u5386\u53f2<\/h2>\n

  CAN\u603b\u7ebf\u7cfb\u7edf\u6700\u521d\u662f\u7531\u5fb7\u56fd\u7684\u6d1b\u4f10\u514b\u5927\u5b66\u5f00\u53d1\u7684\uff0c1986\u5e74\u7531Robert Bosch\u516c\u53f8\u6295\u5165\u5546\u4e1a\u5e94\u7528\uff0c\u968f\u540e\u53d1\u5c55\u6210\u4e3a\u4e00\u79cd\u56fd\u9645\u6807\u51c6\uff0c\u5e76\u5728\u6c7d\u8f66\u884c\u4e1a\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u30021991\u5e74\uff0cCAN\u603b\u7ebf\u7cfb\u7edf\u88abISO\u5b98\u65b9\u6279\u51c6\uff0c\u6b63\u5f0f\u6210\u4e3a\u56fd\u9645\u6807\u51c6\uff0c\u5e76\u88ab\u7528\u4e8e\u6c7d\u8f66\u884c\u4e1a\uff0c\u822a\u7a7a\u822a\u5929\u884c\u4e1a\uff0c\u4ee5\u53ca\u5de5\u4e1a\u63a7\u5236\u7b49\u591a\u4e2a\u9886\u57df\u3002\u6b64\u540e\uff0cCAN\u603b\u7ebf\u7cfb\u7edf\u4e5f\u53d1\u5c55\u6210\u4e3a\u4e00\u79cd\u666e\u904d\u4f7f\u7528\u7684\u7f51\u7edc\u7cfb\u7edf\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5bb6\u7528\u8bbe\u5907\u7684\u63a7\u5236\u3002<\/p>\n

CAN\u7684\u57fa\u672c\u539f\u7406<\/h2>\n

CAN\u603b\u7ebf\u7684\u7ed3\u6784<\/h3>\n

  CAN\u603b\u7ebf\u662f\u4e00\u79cd\u57fa\u4e8e\u73af\u5f62\u7ed3\u6784\u7684\u603b\u7ebf\u7cfb\u7edf\uff0c\u5b83\u7531\u4e00\u6761\u53cc\u7ede\u7ebf\u7ec4\u6210\uff0c\u5176\u4e2d\u4e00\u6839\u7ebf\u88ab\u79f0\u4e3aCAN_H\uff0c\u53e6\u4e00\u6839\u7ebf\u88ab\u79f0\u4e3aCAN_L\u3002CAN\u603b\u7ebf\u7684\u7ed3\u6784\u6bd4\u8f83\u7b80\u5355\uff0c\u53ea\u9700\u8981\u4e00\u6839\u7ebf\u5c31\u53ef\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u4f20\u8f93\u3002<\/p>\n

CAN\u603b\u7ebf\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n

  CAN\u603b\u7ebf\u7684\u5de5\u4f5c\u539f\u7406\u662f\u901a\u8fc7CAN\u63a7\u5236\u5668\u5b9e\u73b0\u7684\uff0c\u5b83\u662f\u4e00\u79cd\u4e13\u95e8\u7528\u4e8eCAN\u603b\u7ebf\u7684\u63a7\u5236\u5668\uff0c\u5b83\u7684\u4e3b\u8981\u529f\u80fd\u662f\u63a5\u6536CAN\u603b\u7ebf\u4e0a\u7684\u6570\u636e\uff0c\u5e76\u5c06\u8fd9\u4e9b\u6570\u636e\u53d1\u9001\u5230\u63a5\u6536\u7aef\u3002CAN\u63a7\u5236\u5668\u53ef\u4ee5\u63a7\u5236CAN\u603b\u7ebf\u4e0a\u7684\u4fe1\u53f7\u7684\u4f20\u8f93\u901f\u7387\uff0c\u4ee5\u53ca\u63a7\u5236CAN\u603b\u7ebf\u4e0a\u7684\u6570\u636e\u7684\u53d1\u9001\u548c\u63a5\u6536\u3002<\/p>\n

CAN\u7684\u5e94\u7528\u573a\u666f<\/h2>\n

\u6c7d\u8f66\u884c\u4e1a<\/h3>\n

  CAN\u603b\u7ebf\u5728\u6c7d\u8f66\u884c\u4e1a\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u6c7d\u8f66\u7684\u63a7\u5236\u7cfb\u7edf\uff0c\u4f8b\u5982\u53d1\u52a8\u673a\u63a7\u5236\u7cfb\u7edf\u3001\u5236\u52a8\u7cfb\u7edf\u3001\u8f66\u8f86\u5b89\u5168\u7cfb\u7edf\u7b49\u3002CAN\u603b\u7ebf\u53ef\u4ee5\u63d0\u9ad8\u6c7d\u8f66\u7684\u5b89\u5168\u6027\uff0c\u5e76\u4e14\u53ef\u4ee5\u63d0\u9ad8\u6c7d\u8f66\u7684\u53ef\u9760\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n

\u5de5\u4e1a\u63a7\u5236<\/h3>\n

  CAN\u603b\u7ebf\u5728\u5de5\u4e1a\u63a7\u5236\u9886\u57df\u4e5f\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u63a7\u5236\uff0c\u4f8b\u5982\u673a\u5668\u4eba\u63a7\u5236\u3001\u4f20\u611f\u5668\u63a7\u5236\u3001\u8ba1\u7b97\u673a\u63a7\u5236\u7b49\u3002CAN\u603b\u7ebf\u53ef\u4ee5\u63d0\u9ad8\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\uff0c\u5e76\u53ef\u4ee5\u63d0\u9ad8\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u7684\u6548\u7387\u3002<\/p>\n

CAN\u7684\u6280\u672f\u4f18\u52bf<\/h2>\n

\u901a\u4fe1\u8d28\u91cf\u9ad8<\/h3>\n

  CAN\u603b\u7ebf\u7684\u901a\u4fe1\u8d28\u91cf\u975e\u5e38\u9ad8\uff0c\u5b83\u53ef\u4ee5\u8fbe\u523099.999%\u7684\u53ef\u9760\u6027\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff0c\u53ef\u4ee5\u8fbe\u52301Mbps\u4ee5\u4e0a\u7684\u901f\u5ea6\u3002<\/p>\n

\u7f51\u7edc\u7ed3\u6784\u7b80\u5355<\/h3>\n

  CAN\u603b\u7ebf\u7684\u7f51\u7edc\u7ed3\u6784\u975e\u5e38\u7b80\u5355\uff0c\u5b83\u53ea\u9700\u8981\u4e00\u6839\u7ebf\u5c31\u53ef\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u4f20\u8f93\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u8bbe\u5907\u7684\u8fde\u63a5\uff0c\u53ef\u4ee5\u5b9e\u73b0\u590d\u6742\u7684\u7f51\u7edc\u7ed3\u6784\u3002<\/p>\n

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

  CAN\u603b\u7ebf\u53ef\u4ee5\u652f\u6301\u591a\u79cd\u5b89\u5168\u673a\u5236\uff0c\u4f8b\u5982CRC\u6821\u9a8c\u3001\u786c\u4ef6\u7ea7\u522b\u7684\u68c0\u9a8c\u7b49\uff0c\u53ef\u4ee5\u6709\u6548\u7684\u9632\u6b62\u6570\u636e\u7684\u4e22\u5931\u548c\u7be1\u6539\uff0c\u4ece\u800c\u63d0\u9ad8\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  CAN\u603b\u7ebf\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u7684\u603b\u7ebf\u7cfb\u7edf\uff0c\u5b83\u53ef\u4ee5\u88ab\u7528\u4e8e\u6c7d\u8f66\u884c\u4e1a\u3001\u5de5\u4e1a\u63a7\u5236\u3001\u822a\u7a7a\u822a\u5929\u7b49\u591a\u4e2a\u9886\u57df\uff0c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u5bb6\u7528\u8bbe\u5907\u7684\u63a7\u5236\u3002<\/strong>\u5b83\u5177\u6709\u901a\u4fe1\u8d28\u91cf\u9ad8\u3001\u7f51\u7edc\u7ed3\u6784\u7b80\u5355\u3001\u5b89\u5168\u53ef\u9760\u7b49\u4f18\u70b9\uff0c\u56e0\u6b64\u53d7\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

CAN\u901a\u4fe1\uff08ControllerAreaNetwork\uff09\u662f\u4e00\u79cd\u5de5\u4e1a\u4e0a\u6700\u5e7f\u6cdb\u4f7f\u7528\u7684\u603b\u7ebf\u7cfb\u7edf\uff0c\u5b83\u80fd\u591f\u8ba9\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u5feb\u901f\u3001\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\u3002\u5b83\u53ef\u4ee5\u88ab\u7528\u4e8e\u6c7d\u8f66\u3001\u5de5\u4e1a\u63a7\u5236\u3001\u822a<\/p>\n","protected":false},"author":1,"featured_media":3671,"comment_status":"closed","ping_status":"open","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-22184","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\/22184","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=22184"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/22184\/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=22184"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=22184"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=22184"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}