{"id":1699,"date":"2025-06-04T20:27:02","date_gmt":"2025-06-04T12:27:02","guid":{"rendered":"https:\/\/aoofoo.com\/?p=1699"},"modified":"2025-06-04T20:27:02","modified_gmt":"2025-06-04T12:27:02","slug":"7-2-can%e6%80%bb%e7%ba%bf%e5%b8%a7%e6%a0%bc%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/aoofoo.com\/index.php\/2025\/06\/04\/7-2-can%e6%80%bb%e7%ba%bf%e5%b8%a7%e6%a0%bc%e5%bc%8f\/","title":{"rendered":"7.2 CAN\u603b\u7ebf\u5e27\u683c\u5f0f"},"content":{"rendered":"

\u6570\u636e\u5e27<\/h3>\n

\u6570\u636e\u5e27\u7684\u7528\u9014\uff1a<\/p>\n

\u53d1\u9001\u8bbe\u5907<\/strong><\/span>\u4e3b\u52a8\u53d1\u9001\u6570\u636e<\/span><\/strong>\uff0c\u5c5e\u4e8e\u5e7f\u64ad\u5f0f\u7684\u901a\u4fe1\u65b9\u5f0f\u3002\u53d1\u9001\u8bbe\u5907\u53d1\u9001\u7684\u6d88\u606f\uff0c\u4e5f\u53ef\u53eb\u505a\u62a5\u6587\uff08Message\uff09\u3002<\/p>\n

\u6570\u636e\u5e27\u6709\u4e24\u79cd\u683c\u5f0f\uff0c\u5206\u522b\u662f\u6807\u51c6\u683c\u5f0f<\/strong><\/span>\u548c\u6269\u5c55\u683c\u5f0f*<\/strong><\/span>\uff1a(*\u6269\u5c55\u683c\u5f0f\u589e\u52a0\u4e86ID\u4f4d\u6570\uff0c\u80fd\u627f\u8f7d\u66f4\u591a\u79cd\u7c7b\u7684ID)<\/p>\n

\u6570\u636e\u5e27\u6807\u51c6\u683c\u5f0f<\/h4>\n

\u5e27\u8d77\u59cb\uff08SOF\uff09\uff1a\u6253\u7834\u5b81\u9759\uff0c\u544a\u8bc9\u5176\u4ed6\u8bbe\u5907\u8981\u5f00\u59cb\u5e7f\u64ad\u4e86\u3002<\/p>\n

\u4ef2\u88c1\u6bb5(\u62a5\u6587ID+RTR)\uff1a<\/p>\n

    \n
  • \u62a5\u6587ID\uff1a\u62a5\u6587ID\uff0c\u7528\u4ee5\u8868\u793a\u540e\u9762\u6570\u636e\u5e27\u7684\u529f\u80fd\uff0c\u5e76\u4e14\u62a5\u6587ID\u8fd8\u7528\u4ee5\u533a\u5206\u4f18\u5148\u7ea7\uff0c\u591a\u4e2a\u8bbe\u5907\u540c\u65f6\u53d1\u9001\u65f6\uff0c\u6839\u636e\u89c4\u5219\uff0cID\u5c0f\u7684\u62a5\u6587\u4f18\u5148\u53d1\u9001\u3002<\/li>\n
  • RTR\u00a0 \u00a0 \uff1aRTR\u5360\u636e1\u4f4d\uff0c\u5fc5\u987b\u4e3a\u663e\u60270\uff0c\u540d\u79f0\u53eb\u505a\u8fdc\u7a0b\u8bf7\u6c42\u6807\u5fd7\u4f4d<\/strong><\/span>\uff0c*\u7528\u4ee5\u533a\u5206\u6570\u636e\u5e27\u8fd8\u662f\u9065\u63a7\u5e27\u3002\uff08*\u6570\u636e\u5e27\u5fc5\u987b\u4e3a\u663e\u60270\uff0c\u9065\u63a7\u5e27\u5fc5\u987b\u4e3a\u9690\u60271\uff09<\/li>\n<\/ul>\n

    \u4ef2\u88c1\u4e3b\u8981\u662f\u9760\u62a5\u6587ID\u6765\u5b9e\u73b0\uff0cRTR\u52a0\u5165\u8fdb\u6765\u662f\u7528\u6765\u76ee\u7684\u662f\uff0c*\u76f8\u540cID\u7684\u6570\u636e\u5e27\u548c\u9065\u63a7\u5e27\uff0c\u6570\u636e\u5e27\u7684\u4f18\u5148\u7ea7\u5927\u4e8e\u9065\u63a7\u5e27\u3002\uff08*\u6570\u636e\u5e27\u548c\u9065\u63a7\u5e27\u7684ID\u53ef\u4ee5\u76f8\u540c\uff09<\/p>\n

    \u63a7\u5236\u6bb5(IDE+r0+DLC):<\/p>\n

      \n
    • IDE\uff1aIDE\u540d\u79f0\u53eb\u505a\u201cID\u6269\u5c55\u6807\u5fd7\u4f4d\u201d\uff0c*\u7528\u4ee5\u533a\u5206\u6807\u51c6\u683c\u5f0f\u8fd8\u662f\u6269\u5c55\u683c\u5f0f\u3002\uff08*\u6807\u51c6\u683c\u5f0f\u4e3a\u663e\u60270\uff0c\u6269\u5c55\u683c\u5f0f\u4e3a\u9690\u60271\uff09<\/li>\n
    • r0\u00a0 \u00a0\uff1ar0\u662f\u4fdd\u7559\u4f4d\u3002<\/li>\n
    • DLC\uff1a\u8868\u793a\u6570\u636e\u6bb5\u7684\u957f\u5ea6\uff0cCAN\u603b\u7ebf\u4e00\u5e27\u6570\u636e\u53ef\u4ee5\u67091~8\u5b57\u8282\u6709\u6548\u8f7d\u8377\u3002\uff08\u4f8b\u5982\uff0c1\u4e2a\u5b57\u8282\u6570\u636e\u5c31\u53d1\u90010001\uff0c\u5982\u679c\u662f8\u4e2a\u5b57\u8282\uff0c\u5c31\u53d1\u90011000\uff09<\/li>\n<\/ul>\n

      \u6570\u636e\u6bb5\uff08DATA\uff09\uff1aDLC\u6307\u5b9a\u51e0\u4e2a\u5b57\u8282\uff0c\u5c31\u9700\u8981\u53d1\u51e0\u4e2a\u5b57\u8282\uff0c\u4e0d\u80fd\u591a\u4e5f\u4e0d\u80fd\u5c11\u3002<\/p>\n

      CRC\u6bb5\uff08CRC+CRC\u754c\u5b9a\u7b26\uff09\uff1a<\/p>\n

        \n
      • CRC\uff1a15\u4f4d\uff0cCRC\u662f\u4e00\u79cd\u9ad8\u6548\u7684\u6821\u9a8c\u7b97\u6cd5\uff0c*\u5b83\u4f1a\u5bf9\u524d\u9762\u6240\u6709\u7684\u6570\u636e\u4f4d\u8fdb\u884cCRC\u7b97\u6cd5\u8ba1\u7b97\u3002\uff08\u4eceSOF\u5230DATA\uff0c\u90fd\u4f1a\u8fdb\u884cCRC\u7b97\u6cd5\u8ba1\u7b97\uff09<\/li>\n
      • CRC\u754c\u5b9a\u7b26\uff1a1\u4f4d\uff0c\u5fc5\u987b\u662f\u9690\u6027\u7535\u5e731\u3002<\/li>\n<\/ul>\n

        ACK\u6bb5\uff08ACK\u69fd+ACK\u754c\u5b9a\u7b26\uff09\uff1a<\/p>\n

          \n
        • ACK\u69fd\uff1a1\u4f4d\uff0c\u4f5c\u7528\u5c31\u662f\u5e94\u7b54\uff0c\u6765\u5224\u65ad\u6709\u6ca1\u6709\u8bbe\u5907\u6536\u5230\u4fe1\u606f\u3002<\/li>\n
        • ACK\u754c\u5b9a\u7b26\uff1a1\u4f4d\uff0c\u5fc5\u987b\u662f\u9690\u6027\u7535\u5e731\u3002<\/li>\n<\/ul>\n

          ACK\u6bb5\u6709\u4e24\u4e2a\u6ce8\u610f\u4e8b\u9879\uff1a<\/p>\n

          1\u3001ACK\u69fd\u53ef\u4ee5\u5141\u8bb8\u591a\u4e2a\u63a5\u6536\u65b9\u5171\u540c\u62c9\u5f00\u603b\u7ebf\uff0c\u56e0\u4e3a\u4e00\u4e2a\u62a5\u6587\u6d88\u606f\uff0c\u53ef\u4ee5\u88ab\u591a\u4e2a\u8bbe\u5907\u540c\u65f6\u63a5\u6536\uff0c\u591a\u8bbe\u5907\u540c\u65f6\u64cd\u4f5c\u603b\u7ebf\u8f93\u51fa\u663e\u60270\uff0c\u662f\u6ca1\u95ee\u9898\u7684\u3002<\/p>\n

          2\u3001\u5e76\u4e0d\u662f\u53d1\u9001\u65b9\u53d1\u9001\u4e00\u6bb5\u5b8c\u6574\u7684\u6ce2\u5f62\u624d\u4f1a\u6709\u63a5\u6536\u5e94\u7b54\uff0c\u800c\u662f\u53d1\u9001\u65b9\u548c\u63a5\u6536\u65b9\u5171\u540c\u5b8c\u6210\u4e00\u6574\u4e2a\u6ce2\u5f62\u3002\u53d1\u9001\u65b9\u6bcf\u53d1\u9001\u4e00\u4f4d\uff0c\u63a5\u6536\u65b9\u5c31\u7acb\u9a6c\u63a5\u6536\u5230\u8fd9\u4e00\u4f4d\u4e86\uff0c\u6240\u4ee5\u5728\u6570\u636e\u5e27\u8fd8\u6ca1\u7ed3\u675f\u7684\u65f6\u5019\uff0c\u5176\u5b9e\u63a5\u6536\u65b9\u5df2\u7ecf\u63a5\u6536\u5230\u5b8c\u6574\u6570\u636e\u4e86\uff0c\u6240\u4ee5\u5e94\u7b54\u662f\u5939\u5728\u53d1\u9001\u8fc7\u7a0b\u4e2d\u7684<\/strong><\/span>\u3002<\/p>\n

          \u5e27\u7ed3\u675f(EOF)\uff1a7\u4f4d\uff0c\u9690\u6027\u7535\u5e731\u505c\u6b62\u4f4d\u3002<\/p>\n

           <\/p>\n

           <\/p>\n

           <\/p>\n","protected":false},"excerpt":{"rendered":"

          \u6570\u636e\u5e27 \u6570\u636e\u5e27\u7684\u7528\u9014\uff1a \u53d1\u9001\u8bbe\u5907\u4e3b\u52a8\u53d1\u9001\u6570\u636e\uff0c\u5c5e\u4e8e\u5e7f\u64ad\u5f0f\u7684\u901a\u4fe1\u65b9\u5f0f\u3002\u53d1\u9001\u8bbe\u5907\u53d1\u9001\u7684\u6d88\u606f\uff0c\u4e5f\u53ef\u53eb\u505a\u62a5\u6587\uff08Mess […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1699","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/posts\/1699","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/comments?post=1699"}],"version-history":[{"count":1,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/posts\/1699\/revisions"}],"predecessor-version":[{"id":1700,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/posts\/1699\/revisions\/1700"}],"wp:attachment":[{"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/media?parent=1699"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/categories?post=1699"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aoofoo.com\/index.php\/wp-json\/wp\/v2\/tags?post=1699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}