{"id":6008,"date":"2026-02-03T15:40:53","date_gmt":"2026-02-03T07:40:53","guid":{"rendered":"https:\/\/www.key-iot.com\/?p=6008"},"modified":"2026-02-03T15:40:53","modified_gmt":"2026-02-03T07:40:53","slug":"reading-vehicle-data-through-can-bus-practical-experience-with-vehicle-gateways","status":"publish","type":"post","link":"https:\/\/www.key-iot.com\/zh\/blog\/reading-vehicle-data-through-can-bus-practical-experience-with-vehicle-gateways\/","title":{"rendered":"\u901a\u8fc7 CAN \u603b\u7ebf\u8bfb\u53d6\u8f66\u8f86\u6570\u636e\uff1a\u8f66\u8f86\u7f51\u5173\u5b9e\u8df5\u7ecf\u9a8c"},"content":{"rendered":"<p><img decoding=\"async\" class=\"size-full wp-image-6009 aligncenter\" title=\"db2c83dc83eaff3d8e4b985838952320\" src=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/db2c83dc83eaff3d8e4b985838952320.png\" alt=\"db2c83dc83eaff3d8e4b985838952320\" width=\"698\" height=\"296\" srcset=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/db2c83dc83eaff3d8e4b985838952320.png 698w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/db2c83dc83eaff3d8e4b985838952320-300x127.png 300w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/db2c83dc83eaff3d8e4b985838952320-18x8.png 18w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/db2c83dc83eaff3d8e4b985838952320-600x254.png 600w\" sizes=\"(max-width: 698px) 100vw, 698px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u53bb\u5e74\uff0c\u5728\u4e3a\u4e00\u5bb6\u7269\u6d41\u516c\u53f8\u5efa\u7acb\u8f66\u961f\u7ba1\u7406\u7cfb\u7edf\u65f6\uff0c\u5ba2\u6237\u5e0c\u671b\u5bf9\u6bcf\u8f86\u5361\u8f66\u7684\u6cb9\u8017\u3001\u53d1\u52a8\u673a\u8f6c\u901f\u548c\u51b7\u5374\u6db2\u6e29\u5ea6\u8fdb\u884c\u5b9e\u65f6\u76d1\u63a7\u3002\u4ed6\u4eec\u4e0d\u4ec5\u5e0c\u671b\u5c06\u6570\u636e\u5b58\u50a8\u5728\u672c\u5730\uff0c\u8fd8\u5e0c\u671b\u5c06\u6240\u6709\u6570\u636e\u6d41\u4f20\u8f93\u5230\u4e91\u5e73\u53f0\uff0c\u4ee5\u4fbf\u8c03\u5ea6\u4eba\u5458\u76d1\u63a7\u8f66\u8f86\u72b6\u6001\u3002.<\/p>\n<p>\u542c\u8d77\u6765\u5f88\u7b80\u5355\u3002\u4f46\u662f\uff0c\u4e00\u65e6\u6211\u4eec\u5f00\u59cb\u52a8\u624b\uff0c\u4ece\u8f66\u8f86\u5185\u90e8\u63d0\u53d6\u6570\u636e\u5c31\u4f1a\u53d1\u73b0\u6bd4\u60f3\u8c61\u4e2d\u590d\u6742\u5f97\u591a\u3002\u6240\u6709\u8f66\u8f86\u4fe1\u606f\u90fd\u901a\u8fc7 CAN \u603b\u7ebf\u4f20\u8f93\uff0c\u4f46\u4e0d\u540c\u8f66\u578b\u7684\u62a5\u6587\u683c\u5f0f\u5343\u5dee\u4e07\u522b\u3002\u4ece\u4e00\u6c7d\u5361\u8f66\u548c\u4e1c\u98ce\u5361\u8f66\u4e0a\u8bfb\u53d6\u53d1\u52a8\u673a\u8f6c\u901f\u610f\u5473\u7740\u8981\u5904\u7406\u5b8c\u5168\u4e0d\u540c\u7684 CAN \u62a5\u6587 ID\u3001\u6570\u636e\u5b57\u6bb5\u4f4d\u7f6e\u548c\u8f6c\u6362\u7cfb\u6570\u3002.<\/p>\n<p>\u6211\u4eec\u6700\u7ec8\u4f7f\u7528\u53cc 5G \u8f66\u8f86\u7f51\u5173\u6765\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u7f51\u5173\u901a\u8fc7 CAN \u63a5\u53e3\u8fde\u63a5\u5230\u8f66\u8f86\u603b\u7ebf\uff0c\u89e3\u6790\u6240\u6709\u4fe1\u606f\uff0c\u7136\u540e\u901a\u8fc7 5G \u7f51\u7edc\u5c06\u6240\u6709\u4fe1\u606f\u4e0a\u4f20\u5230\u4e91\u7aef\u3002\u6574\u4e2a\u9879\u76ee\u8ba9\u6211\u6df1\u523b\u4f53\u4f1a\u5230\u8f66\u8f86\u7f51\u5173\u548c CAN \u603b\u7ebf\u9700\u8981\u5982\u4f55\u534f\u540c\u5de5\u4f5c\u3002.<\/p>\n<h2>CAN \u603b\u7ebf\u5728\u8f66\u8f86\u4e2d\u7684\u4f5c\u7528<\/h2>\n<p>\u8ba9\u6211\u4eec\u5148\u6765\u4e86\u89e3\u4e00\u4e0b CAN \u603b\u7ebf\u5230\u5e95\u662f\u4ec0\u4e48\u3002CAN \u662f Controller Area Network\uff08\u63a7\u5236\u5668\u533a\u57df\u7f51\u7edc\uff09\u7684\u7f29\u5199\u3002\u65e9\u5728 20 \u4e16\u7eaa 80 \u5e74\u4ee3\uff0c\u535a\u4e16\u5c31\u8bbe\u8ba1\u4e86\u8fd9\u79cd\u7528\u4e8e\u6c7d\u8f66\u7684\u901a\u4fe1\u603b\u7ebf\u3002.<\/p>\n<p>\u4e3a\u4ec0\u4e48\u9700\u8981 CAN \u603b\u7ebf\uff1f\u73b0\u4ee3\u6c7d\u8f66\u5305\u542b\u6570\u5341\u751a\u81f3\u6570\u767e\u4e2a\u7535\u5b50\u63a7\u5236\u5355\u5143\u3002\u53d1\u52a8\u673a ECU\u3001\u53d8\u901f\u7bb1 ECU\u3001\u9632\u62b1\u6b7b\u5236\u52a8\u7cfb\u7edf ECU\u3001\u4eea\u8868\u76d8 ECU\u3001\u8f66\u8eab\u63a7\u5236 ECU\uff0c\u4e0d\u80dc\u679a\u4e3e\u3002\u8fd9\u4e9b ECU \u9700\u8981\u8fdb\u884c\u901a\u4fe1\u3002\u5982\u679c\u5728\u6bcf\u5bf9 ECU \u4e4b\u95f4\u90fd\u5355\u72ec\u5e03\u7ebf\uff0c\u7ebf\u675f\u5c06\u662f\u4e00\u573a\u5669\u68a6\u3002.<\/p>\n<p>CAN \u603b\u7ebf\u5c06\u6240\u6709 ECU \u8fde\u63a5\u5230\u4e00\u6761\u5171\u4eab\u603b\u7ebf\u4e0a\u3002\u628a\u5b83\u60f3\u8c61\u6210\u4e00\u6761\u5730\u94c1\u7ebf\u8def - \u6240\u6709\u8f66\u7ad9\u90fd\u4f4d\u4e8e\u540c\u4e00\u6761\u7ebf\u8def\u4e0a\u3002\u4efb\u4f55 ECU \u90fd\u53ef\u4ee5\u53d1\u9001\u4fe1\u606f\uff0c\u5176\u4ed6\u6240\u6709 ECU \u90fd\u53ef\u4ee5\u63a5\u6536\u3002\u6bcf\u4e2a ECU \u9009\u62e9\u6027\u5730\u5904\u7406\u4e0e\u5176\u529f\u80fd\u76f8\u5173\u7684\u4fe1\u606f\u3002.<\/p>\n<p>\u5546\u7528\u8f66\u8f86\u901a\u5e38\u8fd0\u884c 2-3 \u6761\u72ec\u7acb\u7684 CAN \u603b\u7ebf\u3002\u52a8\u529b\u603b\u6210 CAN \u8fde\u63a5\u53d1\u52a8\u673a\u3001\u53d8\u901f\u7bb1\u3001\u9632\u62b1\u6b7b\u5236\u52a8\u7cfb\u7edf\u548c\u5176\u4ed6\u52a8\u529b\u603b\u6210 ECU\uff0c\u901a\u5e38\u4ee5 500 kbps \u6216 250 kbps \u7684\u901f\u5ea6\u8fd0\u884c\u3002\u8f66\u8eab CAN \u5904\u7406\u8f66\u706f\u3001\u8f66\u9501\u3001\u6c14\u5019\u63a7\u5236\u548c\u8212\u9002\u7cfb\u7edf\uff0c\u901f\u5ea6\u901a\u5e38\u4e3a 125 kbps\u3002\u8fd8\u53ef\u80fd\u6709\u4e13\u7528\u7684\u8bca\u65ad CAN \u603b\u7ebf\u3002.<\/p>\n<p>\u8f66\u8f86\u7f51\u5173\u9700\u8981\u63a5\u5165\u8fd9\u4e9b CAN \u603b\u7ebf\u6765\u8bfb\u53d6\u6570\u636e\u3002\u4ee5 SV910 \u4e3a\u4f8b\uff0c\u5b83\u914d\u5907\u4e86 3 \u4e2a CAN \u7aef\u53e3\uff0c\u53ef\u540c\u65f6\u8fde\u63a5\u591a\u4e2a\u8f66\u8f86 CAN \u603b\u7ebf\u3002.<\/p>\n<h2>\u8bfb\u53d6 CAN \u6570\u636e\u7684\u8fc7\u7a0b<\/h2>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-6010 aligncenter\" title=\"eb74286b34280d8de3302dac742a76ee\" src=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/eb74286b34280d8de3302dac742a76ee.png\" alt=\"eb74286b34280d8de3302dac742a76ee\" width=\"474\" height=\"378\" srcset=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/eb74286b34280d8de3302dac742a76ee.png 474w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/eb74286b34280d8de3302dac742a76ee-300x239.png 300w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/eb74286b34280d8de3302dac742a76ee-15x12.png 15w\" sizes=\"(max-width: 474px) 100vw, 474px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u5177\u4f53\u5982\u4f55\u8bfb\u53d6\u8fd9\u4e9b\u6570\u636e\uff1f\u8ba9\u6211\u4eec\u4ee5\u8bfb\u53d6\u53d1\u52a8\u673a\u8f6c\u901f\u4e3a\u4f8b\u3002.<\/p>\n<p><strong>\u7b2c\u4e00\u6b65\u662f\u7269\u7406\u8fde\u63a5<\/strong>. .\u5c06\u7f51\u5173\u7684 CAN \u63a5\u53e3\u8fde\u63a5\u5230\u8f66\u8f86\u7684 OBD \u8bca\u65ad\u7aef\u53e3\u6216\u76f4\u63a5\u8fde\u63a5\u5230 CAN \u603b\u7ebf\u3002\u5546\u7528\u8f66\u4e00\u822c\u90fd\u6709\u6807\u51c6\u7684 OBD \u7aef\u53e3\uff0c\u901a\u5e38\u4f4d\u4e8e\u4eea\u8868\u677f\u4e0b\u65b9\u6216\u9a7e\u9a76\u5458\u5ea7\u4f4d\u65c1\u8fb9\u3002\u8fde\u63a5\u5668\u4e3a\u68af\u5f62\uff0c\u6709 16 \u4e2a\u9488\u811a\u3002.<\/p>\n<p>CAN \u603b\u7ebf\u4f7f\u7528\u4e24\u6839\u7ebf\u7684\u5dee\u5206\u4fe1\u53f7\uff1aCAN_H \u548c CAN_L\u3002\u5728 OBD \u8fde\u63a5\u5668\u4e0a\uff0c\u7b2c 6 \u9488\u662f CAN_H\uff0c\u7b2c 14 \u9488\u662f CAN_L\u3002\u7f51\u5173\u7684 CAN \u63a5\u53e3\u4e5f\u6709\u76f8\u5e94\u7684\u5bfc\u7ebf\uff0c\u53ea\u9700\u5c06\u5b83\u4eec\u5339\u914d\u8d77\u6765\u5373\u53ef\u3002\u91cd\u8981\u63d0\u793a\uff1aCAN \u603b\u7ebf\u672b\u7aef\u9700\u8981 120 \u6b27\u59c6\u7684\u7ec8\u7aef\u7535\u963b\uff0c\u4ee5\u9632\u6b62\u4fe1\u53f7\u53cd\u5c04\u3002\u6709\u4e9b\u7f51\u5173\u5185\u90e8\u96c6\u6210\u4e86\u7ec8\u7aef\u7535\u963b\u5668\uff0c\u53ef\u901a\u8fc7\u8f6f\u4ef6\u8fdb\u884c\u914d\u7f6e\u3002.<\/p>\n<p><strong>\u7b2c\u4e8c\u6b65\u662f\u914d\u7f6e\u6ce2\u7279\u7387<\/strong>. .CAN \u603b\u7ebf\u901a\u4fe1\u901f\u5ea6\u5fc5\u987b\u5339\u914d\uff0c\u5426\u5219\u65e0\u6cd5\u63a5\u6536\u4efb\u4f55\u6570\u636e\u3002\u5546\u7528\u8f66\u52a8\u529b\u603b\u6210 CAN \u7684\u8fd0\u884c\u901f\u5ea6\u901a\u5e38\u4e3a 250 kbps \u6216 500 kbps - \u60a8\u9700\u8981\u5148\u8fdb\u884c\u9a8c\u8bc1\u3002\u8bf7\u67e5\u9605\u8f66\u8f86\u7ef4\u4fee\u624b\u518c\u6216\u4f7f\u7528\u4e13\u4e1a CAN \u5206\u6790\u4eea\u8fdb\u884c\u6d4b\u8bd5\u3002.<\/p>\n<p>\u5c06\u7f51\u5173\u7684 CAN \u63a5\u53e3\u914d\u7f6e\u4e3a\u76f8\u540c\u7684\u6ce2\u7279\u7387\u3002SV910 \u7b49\u7f51\u5173\u652f\u6301\u591a\u79cd\u6ce2\u7279\u7387\uff0c\u53ef\u901a\u8fc7\u914d\u7f6e\u6587\u4ef6\u6216\u7ba1\u7406\u754c\u9762\u8fdb\u884c\u8c03\u6574\u3002.<\/p>\n<p><strong>\u7b2c\u4e09\u6b65\u662f\u76d1\u63a7\u548c\u89e3\u6790 CAN \u62a5\u6587<\/strong>. .CAN \u603b\u7ebf\u6570\u636e\u4ee5\u5e27\u7684\u5f62\u5f0f\u4f20\u8f93\u3002\u6bcf\u4e2a\u5e27\u5305\u542b\u51e0\u4e2a\u90e8\u5206\uff1a\u62a5\u6587 ID\u3001\u6570\u636e\u957f\u5ea6\u3001\u6570\u636e\u5185\u5bb9\u3001\u6821\u9a8c\u548c\u3002.<\/p>\n<p>\u4fe1\u606f ID \u662f\u8bc6\u522b\u6bcf\u6761\u4fe1\u606f\u5185\u5bb9\u7684\u5173\u952e\u3002\u5bf9\u4e8e\u53d1\u52a8\u673a\u8f6c\u901f\uff0cGB\/T 27930 \u548c SAE J1939 \u7b49\u6807\u51c6\u5b9a\u4e49\u4e86 ID\u3002J1939 \u662f\u5546\u7528\u8f66\u8f86\u7684\u901a\u7528\u6807\u51c6\uff0c\u53d1\u52a8\u673a\u8f6c\u901f\u4f7f\u7528 ID 0x0CF00400\uff0c\u6570\u636e\u4f4d\u4e8e\u7b2c 4 \u548c\u7b2c 5 \u5b57\u8282\u3002.<\/p>\n<p>\u7f51\u5173\u6301\u7eed\u76d1\u63a7 CAN \u603b\u7ebf\uff0c\u6355\u6349\u5177\u6709\u7279\u5b9a ID \u7684\u5e27\uff0c\u7136\u540e\u4ece\u6570\u636e\u5b57\u8282\u4e2d\u63d0\u53d6\u8f6c\u901f\u503c\u3002\u63d0\u53d6\u7684\u503c\u662f\u539f\u59cb\u6570\u636e\uff0c\u9700\u8981\u901a\u8fc7\u516c\u5f0f\u8f6c\u6362\u4e3a\u5b9e\u9645\u8f6c\u901f\u3002\u5728 J1939 \u6807\u51c6\u4e2d\uff0c\u53d1\u52a8\u673a\u8f6c\u901f\u5206\u8fa8\u7387\u4e3a 0.125 rpm\/bit\uff0c\u56e0\u6b64\u5c06\u539f\u59cb\u503c\u4e58\u4ee5 0.125 \u5373\u4e3a\u5b9e\u9645\u8f6c\u901f\u3002.<\/p>\n<p><strong>\u7b2c\u56db\u6b65\u662f\u6253\u5305\u548c\u4e0a\u4f20\u6570\u636e<\/strong>. .\u89e3\u6790 RPM \u503c\u540e\uff0c\u7f51\u5173\u4f1a\u5c06\u5176\u6253\u5305\u6210\u9002\u5f53\u7684\u683c\u5f0f\uff0c\u4ee5\u4fbf\u901a\u8fc7 5G \u7f51\u7edc\u4e0a\u4f20\u5230\u4e91\u7aef\u3002\u5e38\u89c1\u683c\u5f0f\u5305\u62ec JSON\u3001Protobuf \u548c MQTT \u6d88\u606f\u3002.<\/p>\n<p>\u4e0a\u4f20\u9891\u7387\u53d6\u51b3\u4e8e\u9700\u6c42\u3002\u5b9e\u65f6\u76d1\u63a7\u53ef\u80fd\u9700\u8981\u6bcf\u79d2\u66f4\u65b0\u4e00\u6b21\uff0c\u800c\u4e00\u822c\u7684\u8f66\u961f\u7ba1\u7406\u53ef\u4ee5\u4f7f\u7528 10 \u6216 30 \u79d2\u7684\u95f4\u9694\u3002\u9891\u7387\u8d8a\u9ad8\uff0c\u6570\u636e\u6210\u672c\u8d8a\u9ad8\u3002.<\/p>\n<h2>\u4e0d\u540c\u8f66\u578b\u5e26\u6765\u7684\u6311\u6218<\/h2>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-6011 aligncenter\" title=\"bd701919857254e4a166a9dbd40f32db\" src=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/bd701919857254e4a166a9dbd40f32db.png\" alt=\"bd701919857254e4a166a9dbd40f32db\" width=\"657\" height=\"444\" srcset=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/bd701919857254e4a166a9dbd40f32db.png 657w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/bd701919857254e4a166a9dbd40f32db-300x203.png 300w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/bd701919857254e4a166a9dbd40f32db-18x12.png 18w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/bd701919857254e4a166a9dbd40f32db-600x405.png 600w\" sizes=\"(max-width: 657px) 100vw, 657px\" \/><\/p>\n<p>\u7406\u8bba\u4e0a\u542c\u8d77\u6765\u5f88\u7b80\u5355\u3002\u73b0\u5b9e\u60c5\u51b5\u662f\uff0c\u9002\u5e94\u4e0d\u540c\u8f66\u578b\u6700\u4ee4\u4eba\u5934\u75bc\u3002.<\/p>\n<p>\u56fd\u5bb6\u6807\u51c6 GB\/T 32960 \u5b9a\u4e49\u4e86\u65b0\u80fd\u6e90\u6c7d\u8f66\u7684\u6570\u636e\u683c\u5f0f\uff0c\u4f46\u53ea\u6db5\u76d6\u7535\u52a8\u6c7d\u8f66\u3002\u4f20\u7edf\u71c3\u6cb9\u52a8\u529b\u5546\u7528\u8f66\u5927\u591a\u9075\u5faa SAE J1939 \u6807\u51c6\uff0c\u4f46\u5177\u4f53\u5b9e\u65bd\u4ecd\u6709\u5dee\u5f02\u3002.<\/p>\n<p>\u66f4\u68d8\u624b\u7684\u662f\uff0c\u8bb8\u591a\u6c7d\u8f66\u5236\u9020\u5546\u5728\u6807\u51c6\u5b9a\u4e49\u4e4b\u5916\u8fd8\u4f7f\u7528\u4e13\u6709\u7684 CAN \u4fe1\u606f\u3002\u4e00\u4e9b\u54c1\u724c\u5c06\u6545\u969c\u4ee3\u7801\u548c\u7ef4\u62a4\u63d0\u9192\u653e\u5728\u79c1\u4eba\u4fe1\u606f\u4e2d\uff0c\u683c\u5f0f\u6ca1\u6709\u8bb0\u5f55\u3002\u8bfb\u53d6\u8fd9\u4e9b\u6570\u636e\u9700\u8981\u9006\u5411\u5de5\u7a0b\u6216\u4ece\u6c7d\u8f66\u5236\u9020\u5546\u5904\u83b7\u53d6\u6280\u672f\u6587\u6863\u3002.<\/p>\n<p>\u5728\u9879\u76ee\u5b9e\u65bd\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u5bf9\u6bcf\u79cd\u8f66\u578b\u8fdb\u884c\u5355\u72ec\u8c03\u6574\u3002\u9996\u5148\u6536\u96c6\u8be5\u8f66\u578b\u7684 CAN \u534f\u8bae\u6587\u6863\u3002\u5982\u679c\u6ca1\u6709\u6587\u6863\uff0c\u5219\u4f7f\u7528 CAN \u5206\u6790\u4eea\u8bb0\u5f55\u603b\u7ebf\u6570\u636e\u5e76\u624b\u52a8\u5206\u6790\u62a5\u6587\u683c\u5f0f\u3002\u7136\u540e\u5728\u7f51\u5173\u4e2d\u914d\u7f6e\u76f8\u5e94\u7684\u89e3\u6790\u89c4\u5219\u3002.<\/p>\n<p>SV910 \u7b49\u7f51\u5173\u652f\u6301\u7075\u6d3b\u7684\u914d\u7f6e\u3002\u60a8\u53ef\u4ee5\u5b9a\u4e49\u81ea\u5b9a\u4e49\u89e3\u6790\u89c4\u5219\uff0c\u6307\u5b9a\u4fe1\u606f ID \u4e2d\u7684\u54ea\u4e9b\u5b57\u8282\u4ee3\u8868\u54ea\u4e9b\u6570\u636e\u4ee5\u53ca\u5e94\u7528\u54ea\u4e9b\u8f6c\u6362\u516c\u5f0f\u3002\u4e0d\u540c\u8f66\u578b\u53ea\u9700\u4e0d\u540c\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u65e0\u9700\u4fee\u6539\u4ee3\u7801\u3002.<\/p>\n<p>\u6211\u4eec\u5efa\u7acb\u4e86\u4e00\u4e2a\u8f66\u578b\u6570\u636e\u5e93\uff0c\u5b58\u50a8\u4e0d\u540c\u54c1\u724c\u548c\u8f66\u578b\u7684 CAN \u534f\u8bae\u914d\u7f6e\u3002\u65b0\u9879\u76ee\u5f00\u59cb\u65f6\uff0c\u6211\u4eec\u4f1a\u68c0\u67e5\u914d\u7f6e\u662f\u5426\u5df2\u7ecf\u5b58\u5728\u3002\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u6211\u4eec\u4f1a\u8fdb\u884c\u4e00\u6b21\u8c03\u6574\uff0c\u7136\u540e\u5c06\u5176\u6dfb\u52a0\u5230\u6570\u636e\u5e93\u4e2d\u3002\u73b0\u5728\uff0c\u8be5\u6570\u636e\u5e93\u5df2\u62e5\u6709\u56db\u4e94\u5341\u79cd\u8f66\u578b\u7684\u914d\u7f6e\u3002.<\/p>\n<h2>\u786e\u4fdd\u5b9e\u65f6\u6027\u80fd\u548c\u6570\u636e\u51c6\u786e\u6027<\/h2>\n<p>\u4f7f\u7528\u8f66\u8f86\u7f51\u5173\u8bfb\u53d6 CAN \u6570\u636e\u9700\u8981\u826f\u597d\u7684\u5b9e\u65f6\u6027\u80fd\u3002\u7279\u522b\u662f\u5728\u81ea\u52a8\u9a7e\u9a76\u6216 ADAS \u573a\u666f\u4e2d\uff0c\u6570\u636e\u5ef6\u8fdf\u4f1a\u5f71\u54cd\u5b89\u5168\u3002.<\/p>\n<p>CAN \u603b\u7ebf\u672c\u8eab\u7684\u5ef6\u8fdf\u975e\u5e38\u4f4e\uff0c\u4ee5\u5fae\u79d2\u4e3a\u5355\u4f4d\u3002\u4f46\u7f51\u5173\u5904\u7406\u3001\u6253\u5305\u548c\u4e0a\u4f20\u4f1a\u589e\u52a0\u989d\u5916\u7684\u5ef6\u8fdf\u3002\u5982\u4f55\u63a7\u5236\u8fd9\u79cd\u60c5\u51b5\uff1f<\/p>\n<p><strong>\u9996\u5148\uff0c\u5c3d\u91cf\u51cf\u5c11\u5904\u7406\u6b65\u9aa4<\/strong>. .\u63a5\u6536 CAN \u5e27\u540e\uff0c\u7acb\u5373\u5728\u4e2d\u65ad\u5904\u7406\u7a0b\u5e8f\u6216\u9ad8\u4f18\u5148\u7ea7\u4efb\u52a1\u4e2d\u8fdb\u884c\u89e3\u6790\uff0c\u800c\u4e0d\u662f\u6392\u961f\u3002\u89e3\u6790\u5b8c\u6210\u540e\uff0c\u76f4\u63a5\u653e\u5165\u4f20\u8f93\u7f13\u51b2\u533a\u5e76\u901a\u8fc7 5G \u7f51\u7edc\u53d1\u9001\u3002.<\/p>\n<p><strong>\u7b2c\u4e8c\uff0c\u4f7f\u7528\u786c\u4ef6\u52a0\u901f<\/strong>. .\u4e00\u4e9b\u5148\u8fdb\u7684\u8f66\u8f86\u7f51\u5173\u96c6\u6210\u4e86\u5e26\u6709\u786c\u4ef6\u8fc7\u6ee4\u529f\u80fd\u7684 CAN \u63a7\u5236\u5668\u3002\u5728\u786c\u4ef6\u5c42\u9762\u914d\u7f6e\u8fc7\u6ee4\u89c4\u5219\uff0c\u53ea\u63a5\u53d7\u611f\u5174\u8da3\u7684\u62a5\u6587 ID\uff0c\u800c\u4e22\u5f03\u5176\u4ed6\u62a5\u6587\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11 CPU \u8d1f\u8f7d\uff0c\u63d0\u9ad8\u5904\u7406\u901f\u5ea6\u3002.<\/p>\n<p><strong>\u7b2c\u4e09\uff0c\u8c28\u614e\u7ba1\u7406\u65f6\u95f4\u6233<\/strong>. .\u6bcf\u4e2a CAN \u5e27\u90fd\u5e94\u5728\u7f51\u5173\u63a5\u6536\u540e\u7acb\u5373\u83b7\u5f97\u4e00\u4e2a\u65f6\u95f4\u6233\u3002\u8be5\u65f6\u95f4\u6233\u9700\u8981\u5fae\u79d2\u7ea7\u7684\u7cbe\u5ea6\u3002\u4e0a\u4f20\u5230\u4e91\u7aef\u7684\u6570\u636e\u5e94\u5e26\u6709\u8be5\u65f6\u95f4\u6233\uff0c\u4ee5\u4fbf\u4e91\u7aef\u77e5\u9053\u6570\u636e\u7684\u91c7\u96c6\u65f6\u95f4\u3002.<\/p>\n<p>SV910 \u652f\u6301 PTP\/GPTP \u65f6\u95f4\u540c\u6b65\u534f\u8bae\uff0c\u786e\u4fdd\u7f51\u5173\u4e0e\u5176\u4ed6\u8bbe\u5907\u4e4b\u95f4\u7684\u9ad8\u7cbe\u5ea6\u65f6\u949f\u540c\u6b65\u3002\u8fd9\u5bf9\u4e8e\u9700\u8981\u591a\u8bbe\u5907\u534f\u8c03\u7684\u573a\u666f\u81f3\u5173\u91cd\u8981\u3002.<\/p>\n<p>\u6570\u636e\u7684\u51c6\u786e\u6027\u4e5f\u5fc5\u987b\u5f97\u5230\u4fdd\u8bc1\u3002\u5c3d\u7ba1 CAN \u603b\u7ebf\u5177\u6709\u5185\u7f6e\u7684\u9519\u8bef\u68c0\u67e5\u529f\u80fd\uff0c\u4f46\u5076\u5c14\u8fd8\u662f\u4f1a\u51fa\u73b0\u635f\u574f\u7684\u6570\u636e\u3002\u7f51\u5173\u9700\u8981\u4e8c\u6b21\u9a8c\u8bc1\u3002\u5c31\u53d1\u52a8\u673a\u8f6c\u901f\u800c\u8a00\uff0c\u6b63\u5e38\u64cd\u4f5c\u4e0d\u53ef\u80fd\u4ece 1000 \u8f6c\/\u5206\u7a81\u7136\u8df3\u5230 5000 \u8f6c\/\u5206\uff0c\u7136\u540e\u518d\u8df3\u56de\u6765\u3002\u5c06\u6b64\u7c7b\u5f02\u5e38\u6570\u636e\u6807\u8bb0\u4e3a\u53ef\u7591\u6570\u636e\uff0c\u800c\u4e0d\u662f\u76f4\u63a5\u4f7f\u7528\u3002.<\/p>\n<p>\u8fd8\u80fd\u5904\u7406\u603b\u7ebf\u9759\u9ed8\u60c5\u51b5\u3002\u5982\u679c\u957f\u65f6\u95f4\u6ca1\u6709\u6536\u5230\u67d0\u6761\u4fe1\u606f\uff0c\u76f8\u5e94\u7684 ECU \u53ef\u80fd\u53d1\u751f\u6545\u969c\u6216\u603b\u7ebf\u65ad\u5f00\u3002\u7f51\u5173\u5fc5\u987b\u68c0\u6d4b\u5230\u8fd9\u79cd\u60c5\u51b5\u5e76\u62a5\u544a\u5f02\u5e38\u3002.<\/p>\n<h2>\u53cc 5G \u67b6\u6784\u7684\u4f18\u52bf<\/h2>\n<p>SV910 \u91c7\u7528\u53cc 5G \u67b6\u6784\uff0c\u914d\u5907\u4e24\u4e2a 5G \u6a21\u5757\u3002\u4e3a\u4ec0\u4e48\u662f\u53cc 5G\uff1f<\/p>\n<p><strong>\u7b2c\u4e00\u4e2a\u539f\u56e0\u662f\u5197\u4f59\u5907\u4efd<\/strong>. .\u957f\u9014\u8fd0\u8f93\u7684\u5546\u7528\u8f66\u8f86\u53ef\u80fd\u4f1a\u7ecf\u8fc7\u4fe1\u53f7\u8f83\u5dee\u7684\u5730\u533a\u3002\u4f7f\u7528\u5355 5G \u65f6\uff0c\u4fe1\u53f7\u4e22\u5931\u610f\u5473\u7740\u65e0\u6cd5\u4f20\u8f93\u6570\u636e\u3002\u53cc 5G \u4f7f\u7528\u4e0d\u540c\u8fd0\u8425\u5546\uff08\u4e2d\u56fd\u7535\u4fe1\u548c\u4e2d\u56fd\u8054\u901a\uff0c\u6216\u4e2d\u56fd\u79fb\u52a8\u548c\u4e2d\u56fd\u8054\u901a\uff09\u7684 SIM \u5361\u3002\u5f53\u5176\u4e2d\u4e00\u4e2a\u4fe1\u53f7\u53d8\u5dee\u65f6\uff0c\u5c31\u5207\u6362\u5230\u53e6\u4e00\u4e2a\u3002.<\/p>\n<p>\u53ef\u4ee5\u81ea\u52a8\u5207\u6362\u3002\u7f51\u5173\u5b9e\u65f6\u76d1\u63a7\u4e24\u6761 5G \u94fe\u8def\u4e0a\u7684\u4fe1\u53f7\u5f3a\u5ea6\u548c\u5ef6\u8fdf\uff0c\u54ea\u4e2a\u8d28\u91cf\u66f4\u597d\u5c31\u4f7f\u7528\u54ea\u4e2a\u3002\u6216\u8005\u540c\u65f6\u4f7f\u7528\u4e24\u6761\u94fe\u8def\u8fdb\u884c\u94fe\u8def\u805a\u5408\uff0c\u4f7f\u5e26\u5bbd\u7ffb\u500d\u3002.<\/p>\n<p><strong>\u7b2c\u4e8c\u4e2a\u539f\u56e0\u662f\u6d41\u91cf\u5206\u5e03<\/strong>. .\u8f66\u8f86\u5e94\u7528\u901a\u5e38\u6d89\u53ca\u591a\u4e2a\u6570\u636e\u6d41 - CAN \u603b\u7ebf\u6570\u636e\u3001\u6444\u50cf\u5934\u89c6\u9891\u3001\u5b9a\u4f4d\u6570\u636e\u548c V2X \u901a\u4fe1\u3002\u8fd9\u4e9b\u6570\u636e\u7c7b\u578b\u5177\u6709\u4e0d\u540c\u7684\u7279\u6027\u548c\u4e0d\u540c\u7684\u5e26\u5bbd\/\u5ef6\u8fdf\u8981\u6c42\u3002.<\/p>\n<p>\u901a\u8fc7\u4e00\u6761 5G \u94fe\u8def\u4f20\u8f93\u5173\u952e\u63a7\u5236\u6570\u636e\uff0c\u901a\u8fc7\u53e6\u4e00\u6761\u94fe\u8def\u4f20\u8f93\u5927\u6d41\u91cf\u89c6\u9891\u3002\u8fd9\u6837\u65e2\u80fd\u9632\u6b62\u5e72\u6270\uff0c\u53c8\u80fd\u786e\u4fdd\u5173\u952e\u6570\u636e\u7684\u5b9e\u65f6\u4f20\u8f93\u3002.<\/p>\n<p><strong>\u7b2c\u4e09\u4e2a\u539f\u56e0\u662f\u5b89\u5168\u9694\u79bb<\/strong>. .\u4e00\u4e9b\u8f66\u961f\u7ba1\u7406\u5e73\u53f0\u8981\u6c42\u5728\u8f66\u8f86\u63a7\u5236\u901a\u9053\u548c\u6570\u636e\u6536\u96c6\u901a\u9053\u4e4b\u95f4\u8fdb\u884c\u7269\u7406\u9694\u79bb\uff0c\u4ee5\u786e\u4fdd\u5b89\u5168\u3002\u53cc 5G \u5b8c\u5168\u6ee1\u8db3\u8fd9\u4e00\u8981\u6c42\u3002\u63a7\u5236\u547d\u4ee4\u4f7f\u7528\u4e13\u7528\u94fe\u8def\uff0c\u6536\u96c6\u7684\u6570\u636e\u4f7f\u7528\u53e6\u4e00\u6761\u94fe\u8def\u3002\u5373\u4f7f\u9ed1\u5ba2\u7834\u574f\u4e86\u6570\u636e\u901a\u9053\uff0c\u4e5f\u65e0\u6cd5\u7be1\u6539\u63a7\u5236\u6307\u4ee4\u3002.<\/p>\n<h2>\u4e0e\u8f66\u961f\u7ba1\u7406\u5e73\u53f0\u96c6\u6210<\/h2>\n<p><img decoding=\"async\" class=\"size-full wp-image-6012 aligncenter\" title=\"704ce1f0fc109f61b29494d0c34b7e95\" src=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/704ce1f0fc109f61b29494d0c34b7e95.png\" alt=\"704ce1f0fc109f61b29494d0c34b7e95\" width=\"555\" height=\"345\" srcset=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/704ce1f0fc109f61b29494d0c34b7e95.png 555w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2026\/02\/704ce1f0fc109f61b29494d0c34b7e95-300x186.png 300w, 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QoS\uff08\u670d\u52a1\u8d28\u91cf\uff09\u7ea7\u522b\u3002QoS 0 \u6700\u591a\u4e3a\u4e00\u6b21--\"\u70b9\u706b\u5373\u5fd8\"\uff0c\u53ef\u80fd\u4f1a\u4e22\u5931\u3002QoS 1 \u81f3\u5c11\u4e00\u6b21 - \u4fdd\u8bc1\u4f20\u9001\uff0c\u4f46\u53ef\u80fd\u51fa\u73b0\u91cd\u590d\u3002QoS 2 \u6070\u597d\u4e00\u6b21--\u4fdd\u8bc1\u4f20\u8f93\uff0c\u65e0\u91cd\u590d\u3002\u6839\u636e\u6570\u636e\u7684\u91cd\u8981\u6027\u9009\u62e9\u9002\u5f53\u7684 QoS\u3002.<\/p>\n<p><strong>HTTP\/HTTPS \u4e5f\u88ab\u5e7f\u6cdb\u4f7f\u7528<\/strong>. .\u7f51\u5173\u5b9a\u671f\u5c06\u6536\u96c6\u5230\u7684\u6570\u636e\u6253\u5305\uff0c\u5e76\u901a\u8fc7 HTTP POST \u8bf7\u6c42\u4e0a\u4f20\u5230\u4e91 API\u3002\u8fd9\u79cd\u65b9\u6cd5\u7b80\u5355\u76f4\u63a5\uff0c\u517c\u5bb9\u6027\u597d\u3002\u7f3a\u70b9\u662f HTTP \u5f00\u9500\u8d85\u8fc7 MQTT\uff0c\u4e0d\u592a\u9002\u5408\u9ad8\u9891\u7387\u7684\u5c0f\u6570\u636e\u4f20\u8f93\u3002.<\/p>\n<p><strong>\u4e5f\u6709\u4e00\u4e9b\u4e13\u95e8\u7684\u534f\u8bae<\/strong>. .\u4f8b\u5982\uff0cJT\/T 808 \u662f\u4ea4\u901a\u90e8\u4e3a\u516c\u8def\u8fd0\u8f93\u8f66\u8f86\u536b\u661f\u5b9a\u4f4d\u7cfb\u7edf\u7ec8\u7aef\u5236\u5b9a\u7684\u6807\u51c6\u901a\u4fe1\u534f\u8bae\u3002\u8bb8\u591a\u5546\u7528\u8f66\u961f\u7ba1\u7406\u5e73\u53f0\u90fd\u4f7f\u7528\u8fd9\u4e00\u6807\u51c6\u3002\u652f\u6301 JT\/T 808 \u9700\u8981\u5b9e\u65bd\u5b8c\u6574\u7684\u534f\u8bae\u6808\u3002.<\/p>\n<p>\u6570\u636e\u683c\u5f0f\u9700\u8981\u4e0e\u5e73\u53f0\u8fbe\u6210\u4e00\u81f4\u3002JSON \u5f88\u5e38\u89c1--\u4eba\u7c7b\u53ef\u8bfb\uff0c\u6613\u4e8e\u8c03\u8bd5\u3002\u4f46 JSON \u4f1a\u5360\u7528\u7a7a\u95f4\uff0c\u56e0\u6b64\u5982\u679c\u5bf9\u6570\u636e\u6210\u672c\u6bd4\u8f83\u654f\u611f\uff0c\u5e94\u4f7f\u7528 Protobuf \u7b49\u4e8c\u8fdb\u5236\u683c\u5f0f\u6216\u81ea\u5b9a\u4e49\u7d27\u51d1\u683c\u5f0f\u3002.<\/p>\n<h2>\u6267\u884c\u8bca\u65ad\u529f\u80fd<\/h2>\n<p>\u9664\u4e86\u8bfb\u53d6\u5b9e\u65f6\u6570\u636e\u5916\uff0c\u8f66\u8f86\u7f51\u5173\u8fd8\u80fd\u8fdb\u884c\u8bca\u65ad\u3002.<\/p>\n<p>\u6c7d\u8f66 ECU \u4f1a\u751f\u6210\u6545\u969c\u8bca\u65ad\u4ee3\u7801\uff08DTC\uff09\u3002\u53d1\u52a8\u673a\u51fa\u73b0\u6545\u969c\u65f6\uff0c\u4f1a\u4ea7\u751f P0001\u3001P0002 \u7b49\u4ee3\u7801\u3002\u8fd9\u4e9b\u4ee3\u7801\u5b58\u50a8\u5728 ECU \u4e2d\uff0c\u53ef\u901a\u8fc7 CAN \u603b\u7ebf\u8bfb\u53d6\u3002.<\/p>\n<p>\u6807\u51c6\u8bca\u65ad\u534f\u8bae\u4e3a ISO 14229\uff08UDS - \u7edf\u4e00\u8bca\u65ad\u670d\u52a1\uff09\u548c SAE J1939-73\u3002\u7f51\u5173\u5145\u5f53\u8bca\u65ad\u5ba2\u6237\u7aef\uff0c\u5411 ECU \u53d1\u9001\u8bca\u65ad\u8bf7\u6c42\uff0cECU \u8fd4\u56de\u6545\u969c\u4ee3\u7801\u548c\u76f8\u5173\u4fe1\u606f\u3002.<\/p>\n<p>\u8bfb\u53d6\u6545\u969c\u4ee3\u7801\u540e\uff0c\u5c06\u5176\u8f6c\u6362\u4e3a\u53ef\u8bfb\u63cf\u8ff0\u3002P0001 \u8868\u793a\u4ec0\u4e48\u610f\u601d\uff1f\u71c3\u6cb9\u91cf\u8c03\u8282\u5668\u63a7\u5236\u7535\u8def\/\u5f00\u8def\u3002\u8fd9\u79cd\u7ffb\u8bd1\u9700\u8981\u4e00\u4e2a\u6545\u969c\u4ee3\u7801\u6570\u636e\u5e93\u3002\u7f51\u5173\u53ef\u5728\u5185\u90e8\u5b58\u50a8\u5e38\u89c1\u4ee3\u7801\u7684\u63cf\u8ff0\uff0c\u6216\u4e0a\u4f20\u5230\u4e91\u7aef\u8fdb\u884c\u7ffb\u8bd1\u3002.<\/p>\n<p>\u901a\u8fc7\u6545\u969c\u4ee3\u7801\uff0c\u8f66\u961f\u7ba1\u7406\u5e73\u53f0\u53ef\u4ee5\u63d0\u4f9b\u9884\u8b66\u3002\u4f8b\u5982\uff0c\u68c0\u6d4b\u5230\u51b7\u5374\u6db2\u6e29\u5ea6\u8fc7\u9ad8\u4ee3\u7801\u65f6\uff0c\u53ef\u7acb\u5373\u901a\u77e5\u9a7e\u9a76\u5458\u548c\u7ef4\u62a4\u90e8\u95e8\uff0c\u9632\u6b62\u53d1\u52a8\u673a\u8fc7\u70ed\u635f\u574f\u3002.<\/p>\n<p>\u5148\u8fdb\u7684\u5e94\u7528\u7a0b\u5e8f\u53ef\u6267\u884c\u9884\u6d4b\u6027\u7ef4\u62a4\u3002\u5206\u6790\u5404\u79cd\u8f66\u8f86\u53c2\u6570\u7684\u8d8b\u52bf\uff0c\u9884\u6d4b\u6f5c\u5728\u6545\u969c\u3002\u4f8b\u5982\uff0c\u53d1\u52a8\u673a\u673a\u6cb9\u538b\u529b\u9010\u6e10\u4e0b\u964d\u5c1a\u672a\u89e6\u53d1\u6545\u969c\u4ee3\u7801\uff0c\u4f46\u5374\u663e\u793a\u51fa\u8b66\u544a\u4fe1\u53f7--\u63d0\u793a\u9a7e\u9a76\u5458\u68c0\u67e5\u673a\u6cb9\u3002.<\/p>\n<h2>\u4ece\u5b9e\u9645\u9879\u76ee\u4e2d\u6c72\u53d6\u7684\u7ecf\u9a8c\u6559\u8bad<\/h2>\n<p>\u5728\u4f17\u591a\u9879\u76ee\u4e2d\uff0c\u6211\u4eec\u9047\u5230\u4e86\u5f88\u591a\u632b\u6298\u3002.<\/p>\n<p><strong>\u7b2c\u4e00\u8bfe\uff1a\u6b63\u786e\u4fdd\u62a4 CAN \u603b\u7ebf<\/strong>. .\u8f66\u8f86 CAN \u603b\u7ebf\u81f3\u5173\u91cd\u8981\u3002\u5982\u679c\u7f51\u5173\u6545\u969c\u5c06\u603b\u7ebf\u62c9\u4f4e\u6216\u4f20\u8f93\u9519\u8bef\u4fe1\u606f\uff0c\u8f66\u8f86\u7684\u6b63\u5e38\u8fd0\u884c\u5c31\u4f1a\u53d7\u5230\u5f71\u54cd\u3002.<\/p>\n<p>\u7f51\u5173 CAN \u63a5\u53e3\u9700\u8981\u7535\u6c14\u9694\u79bb\uff0c\u4ee5\u9632\u6b62\u6545\u969c\u4f20\u64ad\u3002\u603b\u7ebf\u4fdd\u62a4\u7535\u8def\u5e94\u5728\u8fc7\u538b\u6216\u8fc7\u6d41\u65f6\u81ea\u52a8\u65ad\u5f00\u3002\u8f6f\u4ef6\u4e5f\u9700\u8981\u4fdd\u62a4\u673a\u5236--\u5728\u68c0\u6d4b\u5230\u5f02\u5e38\u65f6\u505c\u6b62\u4f20\u8f93\uff0c\u4ee5\u907f\u514d\u603b\u7ebf\u5e72\u6270\u3002.<\/p>\n<p><strong>\u7b2c\u4e8c\u8bfe\uff1a\u8f66\u8f86\u6539\u88c5\u5fc5\u987b\u7b26\u5408\u89c4\u5b9a<\/strong>. .\u5728\u5546\u7528\u8f66\u8f86\u4e0a\u5b89\u88c5\u8f66\u8f7d\u7f51\u5173\u6784\u6210\u8f66\u8f86\u6539\u88c5\u3002\u5fc5\u987b\u6ee1\u8db3\u56fd\u5bb6\u548c\u5730\u65b9\u6cd5\u89c4\u8981\u6c42\uff0c\u540c\u65f6\u4e0d\u5f71\u54cd\u8f66\u8f86\u5b89\u5168\u6027\u80fd\u3002\u6709\u4e9b\u5730\u533a\u8981\u6c42\u5728\u6539\u88c5\u540e\u5411\u8f66\u8f86\u7ba1\u7406\u90e8\u95e8\u767b\u8bb0\u3002.<\/p>\n<p><strong>\u7b2c\u4e09\u8bfe\uff1a\u6570\u636e\u5b89\u5168\u548c\u9690\u79c1\u4fdd\u62a4\u81f3\u5173\u91cd\u8981<\/strong>. .\u8f66\u8f86\u884c\u9a76\u8def\u7ebf\u548c\u884c\u4e3a\u6d89\u53ca\u9690\u79c1\u3002\u52a0\u5bc6\u6570\u636e\u4f20\u8f93\uff0c\u533f\u540d\u5b58\u50a8\u3002\u4e91\u5e73\u53f0\u8bbf\u95ee\u9700\u8981\u6743\u9650\u63a7\u5236--\u4e0d\u80fd\u968f\u610f\u6cc4\u9732\u7ed9\u7b2c\u4e09\u65b9\u3002.<\/p>\n<p>\u603b\u4f53\u800c\u8a00\uff0c\u901a\u8fc7 CAN 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They didn&#8217;t just want data stored locally &#8211; everything needed streaming to the cloud platform so dispatchers could monitor vehicle status. Sounded straightforward enough. But [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"themepark_post_bcolor":"#f5f5f5","themepark_post_width":"1022px","themepark_post_img":"","themepark_post_img_po":"left","themepark_post_img_re":false,"themepark_post_img_cover":false,"themepark_post_img_fixed":false,"themepark_post_hide_title":false,"themepark_post_main_b":"","themepark_post_main_p":100,"themepark_paddingblock":false,"footnotes":""},"categories":[16],"tags":[83,51],"class_list":["post-6008","post","type-post","status-publish","format-standard","hentry","category-blog","tag-automotive-ethernet","tag-smart-transportation"],"metadata":{"classic-editor-remember":["classic-editor"],"_edit_lock":["1770111130:1"],"_edit_last":["1"],"themepark_seo_title":["Reading Vehicle Data Through CAN Bus: Practical Experience with Vehicle Gateways"],"themepark_seo_description":["Last year while setting up a fleet management system for a logistics company, the client wanted real-time monitoring of fuel consumption, engine RPM, and coolant temperature for every truck. 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