{"id":5485,"date":"2025-07-22T09:21:52","date_gmt":"2025-07-22T01:21:52","guid":{"rendered":"https:\/\/www.key-iot.com\/?p=5485"},"modified":"2025-07-22T09:28:10","modified_gmt":"2025-07-22T01:28:10","slug":"automotive-ethernet-protocol-the-new-infrastructure-for-smart-vehicles","status":"publish","type":"post","link":"https:\/\/www.key-iot.com\/zh_tw\/blog\/automotive-ethernet-protocol-the-new-infrastructure-for-smart-vehicles\/","title":{"rendered":"\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\uff1a\u667a\u6167\u578b\u6c7d\u8eca\u7684\u65b0\u57fa\u790e\u67b6\u69cb"},"content":{"rendered":"<h2><img decoding=\"async\" class=\"wp-image-5487 aligncenter\" title=\"6aa0672be3ae953ed8c347879403e507\" src=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/6aa0672be3ae953ed8c347879403e507.png\" alt=\"6aa0672be3ae953ed8c347879403e507\" width=\"899\" height=\"550\" srcset=\"https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/6aa0672be3ae953ed8c347879403e507.png 1000w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/6aa0672be3ae953ed8c347879403e507-300x184.png 300w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/6aa0672be3ae953ed8c347879403e507-768x470.png 768w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/6aa0672be3ae953ed8c347879403e507-18x12.png 18w, https:\/\/www.key-iot.com\/wp-content\/uploads\/2025\/07\/6aa0672be3ae953ed8c347879403e507-600x367.png 600w\" sizes=\"(max-width: 899px) 100vw, 899px\" \/><\/h2>\n<h2><\/h2>\n<h2>\u7c21\u4ecb\uff1a\u70ba\u4ec0\u9ebc\u8981\u8ac7\u8ad6\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\uff1f<\/h2>\n<p>\u5927\u5bb6\u597d\uff0c\u6211\u662f\u4f86\u81ea key-iot \u7684\u5de5\u7a0b\u5e2b\u3002\u6700\u8fd1\uff0c\u5728\u505a\u667a\u80fd\u4e92\u806f\u6c7d\u8eca\u5c08\u6848\u7684\u6642\u5019\uff0c\u6211\u767c\u73fe\u8d8a\u4f86\u8d8a\u591a\u7684 OEM \u548c\u4e00\u7d1a\u4f9b\u61c9\u5546\u90fd\u5728\u8a0e\u8ad6 \u300c\u8eca\u7528\u4e59\u592a\u7db2\u8def\u5354\u5b9a\u300d\u3002\u4e8b\u5be6\u4e0a\uff0c\u8eca\u8f09\u4e59\u592a\u7db2\u8def\u5df2\u4e0d\u518d\u662f\u65b0\u6982\u5ff5\uff0c\u4f46\u5176\u901a\u8a0a\u5354\u5b9a\u7cfb\u7d71\u537b\u8207\u50b3\u7d71 IT \u4e59\u592a\u7db2\u8def\u6709\u76f8\u7576\u5927\u7684\u5dee\u7570\u3002\u4eca\u5929\uff0c\u8b93\u6211\u5011\u4f86\u8ac7\u8ac7\u4ec0\u9ebc\u662f\u8eca\u7528\u4e59\u592a\u7db2\u8def\u5354\u5b9a\uff0c\u4ee5\u53ca\u70ba\u4ec0\u9ebc\u5b83\u6703\u6210\u70ba\u667a\u6167\u578b\u8eca\u8f1b\u7684\u300c\u65b0\u57fa\u790e\u8a2d\u65bd\u300d\u3002.<\/p>\n<hr \/>\n<h2>1.\u4ec0\u9ebc\u662f\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\uff1f<\/h2>\n<p>\u7c21\u55ae\u4f86\u8aaa\uff0c\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\u662f\u5c08\u70ba\u8eca\u5167\u901a\u8a0a\u6240\u8a2d\u8a08\u7684\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\u7cfb\u5217\u3002\u5b83\u4e0d\u662f\u4e00\u500b\u55ae\u4e00\u7684\u901a\u8a0a\u5354\u5b9a\uff0c\u800c\u662f\u4e00\u500b\u5f9e\u7269\u7406\u5c64\u5230\u61c9\u7528\u5c64\u7684\u5b8c\u6574\u7cfb\u7d71\uff0c\u76ee\u7684\u662f\u8b93\u8eca\u5167\u7684\u5404\u7a2e\u96fb\u5b50\u63a7\u5236\u55ae\u5143 (ECU)\u3001\u611f\u6e2c\u5668\u3001\u651d\u5f71\u6a5f\u548c\u5176\u4ed6\u88dd\u7f6e\u4e4b\u9593\u80fd\u5920\u9032\u884c\u6709\u6548\u4e14\u53ef\u9760\u7684\u4e92\u9023\u3002\u70ba\u4ec0\u9ebc\u4e0d\u76f4\u63a5\u4f7f\u7528\u50b3\u7d71\u7684 CAN\u3001LIN \u6216 FlexRay\uff1f\u56e0\u70ba\u9019\u4e9b\u50b3\u7d71\u532f\u6d41\u6392\u7684\u983b\u5bec\u6709\u9650\uff0c\u5df2\u7121\u6cd5\u6eff\u8db3\u81ea\u52d5\u99d5\u99db\u3001\u667a\u6167\u578b\u99d5\u99db\u5ea7\u548c\u8eca\u5167\u5a1b\u6a02\u7b49\u65b0\u61c9\u7528\u7684\u8cc7\u6599\u50b3\u8f38\u7387\u548c\u5373\u6642\u6027\u9700\u6c42\u3002\u4e59\u592a\u7db2\u8def\u63d0\u4f9b\u9ad8\u983b\u5bec\u3001\u4f4e\u6210\u672c\u53ca\u5f37\u5927\u7684\u64f4\u5145\u6027\uff0c\u4f7f\u5176\u6210\u70ba\u4e0b\u4e00\u4ee3\u8eca\u8f09\u7db2\u8def\u7684\u9996\u9078\u3002.<\/p>\n<hr \/>\n<h2>2.\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\u5806\u758a\u6982\u89c0<\/h2>\n<p>\u5728\u8a0e\u8ad6\u901a\u8a0a\u5354\u5b9a\u6642\uff0c\u6211\u5011\u7121\u6cd5\u907f\u514d OSI \u4e03\u5c64\u6a21\u578b\u3002\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\u5806\u758a\u57fa\u672c\u4e0a\u5c31\u662f\u4f9d\u7167\u9019\u4e9b\u8def\u7dda\u8a2d\u8a08\uff0c\u4f46\u6bcf\u4e00\u5c64\u90fd\u91dd\u5c0d\u6c7d\u8eca\u60c5\u5883\u505a\u4e86\u7279\u5225\u7684\u6700\u4f73\u5316\u3002.<\/p>\n<p>1.\u7269\u7406\u5c64 (PHY)\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u7684\u7269\u7406\u5c64\u8207\u50b3\u7d71\u4e59\u592a\u7db2\u8def\u6709\u5f88\u5927\u7684\u4e0d\u540c\u3002\u6700\u5178\u578b\u7684\u6a19\u6e96\u662f 100BASE-T1\u30011000BASE-T1 \u548c 10BASE-T1S\u3002\u9019\u4e9b\u6a19\u6e96\u90fd\u4f7f\u7528\u55ae\u5c0d\u975e\u5c4f\u853d\u96d9\u7d5e\u7dda\uff08Single Pair Ethernet\uff09\uff0c\u652f\u63f4\u5168\u96d9\u5de5\u901a\u8a0a\uff0c\u5177\u6709\u5f88\u5f37\u7684\u6297\u5e72\u64fe\u80fd\u529b\uff0c\u800c\u4e14\u91cd\u91cf\u8f15\uff0c\u975e\u5e38\u9069\u5408\u8907\u96dc\u7684\u6c7d\u8eca\u74b0\u5883\u3002\u7269\u7406\u5c64\u4e3b\u8981\u5b9a\u7fa9\u786c\u9ad4\u4ecb\u9762\u3001\u8a0a\u865f\u7de8\u78bc\u3001\u8cc7\u6599\u5230\u8a0a\u865f\u7684\u8f49\u63db\u548c\u50b3\u8f38\uff0c\u4ee5\u53ca\u4e3b\u5f9e\u6a21\u5f0f\u7684\u78ba\u8a8d\u3002\u7269\u7406\u5c64\u4e3b\u8981\u5b9a\u7fa9\u786c\u9ad4\u4ecb\u9762\u3001\u8a0a\u865f\u7de8\u78bc\u3001\u8cc7\u6599\u5230\u8a0a\u865f\u7684\u8f49\u63db\u8207\u50b3\u8f38\uff0c\u4ee5\u53ca\u4e3b\u5f9e\u6a21\u5f0f\u7684\u78ba\u8a8d\u3002\u4f8b\u5982\uff0c100BASE-T1 \u53ef\u5728\u4e00\u5c0d\u55ae\u7dda\u4e0a\u9054\u5230 100Mbps \u7684\u5168\u96d9\u5de5\u901a\u8a0a\uff0c\u5927\u5e45\u7c21\u5316\u8eca\u5167\u4f48\u7dda\u3002.<\/p>\n<p>2.\u8cc7\u6599\u9023\u7dda\u5c64 (MAC)\u8cc7\u6599\u9023\u7dda\u5c64\u8ca0\u8cac\u5c01\u88dd\u8a0a\u6846\u3001\u7de8\u5740\u548c\u932f\u8aa4\u5075\u6e2c\u3002\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u5728\u9019\u4e00\u5c64\u5f15\u5165\u4e86 VLAN\uff08\u865b\u64ec\u5340\u57df\u7db2\uff09\u6280\u8853\uff0c\u53ef\u4ee5\u5c07\u4e00\u500b\u7269\u7406\u7db2\u8def\u5206\u5272\u6210\u591a\u500b\u908f\u8f2f\u5ee3\u64ad\u57df\uff0c\u9694\u96e2\u5ee3\u64ad\u98a8\u66b4\uff0c\u63d0\u9ad8\u7db2\u8def\u54c1\u8cea\u3002\u4f8b\u5982\uff0c\u52d5\u529b\u7cfb\u7d71\u548c\u5a1b\u6a02\u7cfb\u7d71\u53ef\u4ee5\u5206\u5c6c\u4e0d\u540c\u7684 VLAN\uff0c\u4e92\u4e0d\u5e72\u64fe\uff0c\u4f7f\u7db2\u8def\u66f4\u52a0\u7a69\u5b9a\u3002.<\/p>\n<p>3.\u7db2\u8def\u5c64\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u7684\u7db2\u8def\u5c64\u4e3b\u8981\u4f7f\u7528 ARP \u548c IP \u901a\u8a0a\u5354\u5b9a\u3002ARP \u8655\u7406 IP \u4f4d\u5740\u8207 MAC \u4f4d\u5740\u4e4b\u9593\u7684\u6620\u5c04\uff0c\u800c IP \u901a\u8a0a\u5354\u5b9a\u5247\u8ca0\u8cac\u5c01\u5305\u7684\u4f4d\u5740\u8207\u8f49\u9001\u3002IPv4 \u662f\u4e3b\u6d41\uff0c\u4f46 IPv6 \u5df2\u9010\u6f38\u88ab\u63a1\u7528\u3002CIDR (Classless Inter-Domain Routing\uff0c\u7121\u985e\u5225\u7db2\u57df\u9593\u8def\u7531) \u5141\u8a31\u66f4\u9748\u6d3b\u7684\u5b50\u7db2\u8def\uff0c\u4f7f\u5927\u898f\u6a21\u7684\u7bc0\u9ede\u7ba1\u7406\u8b8a\u5f97\u66f4\u5bb9\u6613\u3002.<\/p>\n<p>4.\u50b3\u8f38\u5c64\u50b3\u8f38\u5c64\u652f\u63f4 ICMP\u3001UDP \u548c TCP \u7b49\u901a\u8a0a\u5354\u5b9a\u3002ICMP \u4e3b\u8981\u7528\u65bc\u7db2\u8def\u6e2c\u8a66 (\u5982 PING)\uff0c\u800c UDP \u548c TCP \u5247\u9069\u7528\u65bc\u5c0d\u5373\u6642\u6027\u548c\u53ef\u9760\u6027\u8981\u6c42\u4e0d\u540c\u7684\u5834\u5408\u3002\u4f8b\u5982\uff0c\u8996\u8a0a\u4e32\u6d41\u548c\u96f7\u9054\u8cc7\u6599\u4f7f\u7528 UDP\uff0c\u800c\u8a3a\u65b7\u548c\u6821\u6b63\u5247\u4f7f\u7528 TCP.5.\u61c9\u7528\u5c64\u61c9\u7528\u5c64\u901a\u8a0a\u5354\u5b9a\u975e\u5e38\u8c50\u5bcc\uff0c\u4e3b\u8981\u5305\u62ec<\/p>\n<ul>\n<li translate=\"no\">UDPNM: \u57fa\u65bc UDP \u7684\u7db2\u8def\u7ba1\u7406\u901a\u8a0a\u5354\u5b9a\uff0c\u7528\u65bc\u5354\u8abf\u7bc0\u9ede\u7761\u7720\u8207\u559a\u9192\u3002.<\/li>\n<li translate=\"no\">DHCP\uff1a\u52d5\u614b\u4e3b\u6a5f\u7d44\u614b\u5354\u5b9a\uff0c\u7528\u65bc\u81ea\u52d5 IP \u4f4d\u5740\u5206\u914d\u3002.<\/li>\n<li translate=\"no\">SOME\/IP\uff1aService-Oriented Middleware \u5354\u5b9a\uff0c\u652f\u63f4 SOA \u67b6\u69cb\u4e0b\u7684\u670d\u52d9\u767c\u73fe\u8207\u901a\u8a0a\u3002.<\/li>\n<li translate=\"no\">DoIP\uff1a\u900f\u904e IP \u9032\u884c\u8a3a\u65b7\uff0c\u652f\u63f4\u9060\u7aef\u8a3a\u65b7\u548c\u9583\u720d\u3002.<\/li>\n<li translate=\"no\">\u4e59\u592a\u7db2\u8def\u4e0a\u7684 XCP\uff1a\u652f\u63f4 ECU \u6821\u6b63\u3001\u91cf\u6e2c\u548c\u65c1\u8def\u529f\u80fd\u7684\u6821\u6b63\u901a\u8a0a\u5354\u5b9a\u3002.<\/li>\n<\/ul>\n<hr \/>\n<h2>3.\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\u7684\u6838\u5fc3\u512a\u52e2<\/h2>\n<p>\u9ad8\u983b\u5bec\u3001\u4f4e\u5ef6\u9072\u50b3\u7d71 CAN \u532f\u6d41\u6392\u983b\u5bec\u6700\u9ad8\u70ba 1Mbps\uff0cFlexRay \u5247\u70ba 10Mbps\uff0c\u800c\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u5247\u53ef\u8f15\u9b06\u9054\u5230\u6578\u767e Mbps \u751a\u81f3 Gbps\uff0c\u6eff\u8db3 HD \u651d\u5f71\u6a5f\u3001\u96f7\u9054\u548c LiDAR \u7684\u5927\u91cf\u8cc7\u6599\u50b3\u8f38\u9700\u6c42\u30022. \u5f48\u6027\u64f4\u5145\u8207\u7c21\u6613\u6574\u5408\u4e59\u592a\u7db2\u8def\u662f\u4e00\u7a2e\u958b\u653e\u5f0f\u6a19\u6e96\uff0c\u5177\u6709\u826f\u597d\u7684\u88dd\u7f6e\u76f8\u5bb9\u6027\uff0c\u4e14\u5bb9\u6613\u8207 IT \u7cfb\u7d71\u9023\u63a5\u3002VLAN\u548cTSN\u7b49\u6280\u8853\u4f7f\u7db2\u8def\u62d3\u6a38\u66f4\u52a0\u9748\u6d3b\uff0c\u53ef\u9069\u61c9\u4e0d\u540c\u8eca\u578b\u548c\u529f\u80fd\u9700\u6c42\u3002**3\u4ee5\u4e0b\u662f\u95dc\u65bc \u300c\u6c7d\u8eca\u4ee5\u592a\u7db2\u5354\u5b9a \u300d\u539f\u6587\u7684\u5b8c\u6574\u82f1\u6587\u7ffb\u8b6f\uff0c\u4ee5Key-IoT\u54e1\u5de5\u7684\u98a8\u683c\u5beb\u7d66\u6069\u5c71\u7121\u7dda\u8ad6\u58c7\u9019\u6a23\u7684\u8ad6\u58c7\u3002.<\/p>\n<hr \/>\n<h4>\u7c21\u4ecb\uff1a\u70ba\u4ec0\u9ebc\u8981\u8ac7\u8ad6\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\uff1f<\/h4>\n<p>\u5927\u5bb6\u597d\uff0c\u6211\u662f Key-IoT \u7684\u5de5\u7a0b\u5e2b\u3002\u6700\u8fd1\uff0c\u5728\u505a\u667a\u80fd\u4e92\u806f\u6c7d\u8eca\u76f8\u95dc\u7684\u5c08\u6848\u6642\uff0c\u6211\u6ce8\u610f\u5230\u8d8a\u4f86\u8d8a\u591a\u7684\u6c7d\u8eca\u88fd\u9020\u5546\u548c\u4e00\u7d1a\u4f9b\u61c9\u5546\u90fd\u5728\u8a0e\u8ad6 \u300c\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u5354\u5b9a\u300d\u3002\u96d6\u7136\u8eca\u7528\u4e59\u592a\u7db2\u8def\u4e26\u4e0d\u662f\u4e00\u500b\u65b0\u7684\u6982\u5ff5\uff0c\u4f46\u5176\u901a\u8a0a\u5354\u5b9a\u7cfb\u7d71\u8207\u50b3\u7d71 IT \u4e59\u592a\u7db2\u8def\u6709\u76f8\u7576\u5927\u7684\u5dee\u7570\u3002\u4eca\u5929\uff0c\u6211\u60f3\u548c\u5927\u5bb6\u5206\u4eab\u4e00\u4e0b\u4ec0\u9ebc\u662f\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u5354\u5b9a\uff0c\u4ee5\u53ca\u70ba\u4ec0\u9ebc\u5b83\u6703\u6210\u70ba\u667a\u6167\u578b\u6c7d\u8eca\u7684\u300c\u65b0\u57fa\u790e\u8a2d\u65bd\u300d\u3002.<\/p>\n<hr \/>\n<h4>1.\u4ec0\u9ebc\u662f\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\uff1f<\/h4>\n<p>\u7c21\u55ae\u4f86\u8aaa\uff0c\u8eca\u7528\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\u662f\u4e00\u5957\u5c08\u70ba\u8eca\u5167\u901a\u8a0a\u6240\u8a2d\u8a08\u7684\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\u3002\u5b83\u4e0d\u662f\u4e00\u500b\u55ae\u4e00\u7684\u901a\u8a0a\u5354\u5b9a\uff0c\u800c\u662f\u4e00\u500b\u5f9e\u7269\u7406\u5c64\u5230\u61c9\u7528\u5c64\u7684\u7d9c\u5408\u7cfb\u7d71\uff0c\u76ee\u7684\u662f\u5be6\u73fe\u96fb\u5b50\u63a7\u5236\u55ae\u5143 (ECU)\u3001\u611f\u6e2c\u5668\u548c\u651d\u5f71\u6a5f\u7b49\u5404\u7a2e\u8eca\u8f09\u8a2d\u5099\u4e4b\u9593\u9ad8\u6548\u53ef\u9760\u7684\u4e92\u9023\u3002\u70ba\u4ec0\u9ebc\u4e0d\u4f7f\u7528 CAN\u3001LIN \u6216 FlexRay \u7b49\u50b3\u7d71\u901a\u8a0a\u5354\u5b9a\u5462\uff1f\u539f\u56e0\u662f\u9019\u4e9b\u50b3\u7d71\u532f\u6d41\u6392\u7cfb\u7d71\u7684\u983b\u5bec\u6709\u9650\uff0c\u5df2\u7121\u6cd5\u6eff\u8db3\u81ea\u52d5\u99d5\u99db\u3001\u667a\u6167\u578b\u99d5\u99db\u5ea7\u548c\u8eca\u5167\u5a1b\u6a02\u7b49\u65b0\u61c9\u7528\u7684\u8cc7\u6599\u50b3\u8f38\u7387\u548c\u5373\u6642\u6027\u9700\u6c42\u3002\u4e59\u592a\u7db2\u8def\u4ee5\u5176\u9ad8\u983b\u5bec\uff0c\u4f4e\u6210\u672c\u548c\u53ef\u64f4\u5145\u6027\uff0c\u81ea\u7136\u6210\u70ba\u4e0b\u4e00\u4ee3\u8eca\u8f09\u7db2\u8def\u7684\u9996\u9078\u3002.<\/p>\n<hr \/>\n<h4>2.\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\u5806\u758a\u6982\u89c0<\/h4>\n<p>\u5728\u8a0e\u8ad6\u901a\u8a0a\u5354\u5b9a\u6642\uff0c\u6211\u5011\u7121\u6cd5\u907f\u514d OSI \u4e03\u5c64\u6a21\u578b\u3002\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\u5806\u758a\u57fa\u672c\u4e0a\u662f\u6839\u64da\u6b64\u6a21\u578b\u8a2d\u8a08\uff0c\u4f46\u6bcf\u4e00\u5c64\u90fd\u91dd\u5c0d\u6c7d\u8eca\u61c9\u7528\u60c5\u5883\u505a\u4e86\u7279\u5225\u7684\u6700\u4f73\u5316\u3002 \u7269\u7406\u5c64 (PHY)<br \/>\n\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u7684\u5be6\u9ad4\u5c64\u8207\u50b3\u7d71\u4e59\u592a\u7db2\u8def\u6709\u5f88\u5927\u7684\u4e0d\u540c\u3002\u6700\u5178\u578b\u7684\u6a19\u6e96\u662f 100BASE-T1\u30011000BASE-T1 \u548c 10BASE-T1S\u3002\u9019\u4e9b\u6a19\u6e96\u4f7f\u7528\u55ae\u5c0d\u975e\u5c4f\u853d\u96d9\u7d5e\u7dda\uff08Single Pair Ethernet\uff09\uff0c\u652f\u63f4\u5168\u96d9\u5de5\u901a\u8a0a\uff0c\u6297\u5e72\u64fe\u80fd\u529b\u5f37\uff0c\u91cd\u91cf\u8f15\uff0c\u9069\u5408\u8907\u96dc\u7684\u6c7d\u8eca\u74b0\u5883\u3002\u7269\u7406\u5c64\u4e3b\u8981\u5b9a\u7fa9\u786c\u9ad4\u4ecb\u9762\u3001\u8a0a\u865f\u7de8\u78bc\u3001\u8cc7\u6599\u5230\u8a0a\u865f\u7684\u8f49\u63db\uff0c\u4ee5\u53ca\u4e3b\u5f9e\u6a21\u5f0f\u7684\u78ba\u8a8d\u3002\u4f8b\u5982\uff0c100BASE-T1 \u53ef\u900f\u904e\u55ae\u5c0d\u7e9c\u7dda\u9054\u5230 100 Mbps \u7684\u5168\u96d9\u5de5\u901a\u8a0a\uff0c\u5927\u5e45\u7c21\u5316\u8eca\u5167\u4f48\u7dda\u3002.<\/p>\n<p>2.\u8cc7\u6599\u9023\u7dda\u5c64 (MAC)<br \/>\n\u8cc7\u6599\u9023\u7d50\u5c64\u8ca0\u8cac\u5c01\u88dd\u8a0a\u6846\u3001\u7de8\u5740\u548c\u932f\u8aa4\u5075\u6e2c\u3002\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u5728\u9019\u4e00\u5c64\u5f15\u5165\u4e86 VLAN\uff08\u865b\u64ec\u5340\u57df\u7db2\u8def\uff09\u6280\u8853\uff0c\u53ef\u4ee5\u5c07\u4e00\u500b\u5be6\u9ad4\u7db2\u8def\u5206\u70ba\u591a\u500b\u908f\u8f2f\u5ee3\u64ad\u57df\uff0c\u9694\u96e2\u5ee3\u64ad\u98a8\u66b4\uff0c\u63d0\u9ad8\u7db2\u8def\u54c1\u8cea\u3002\u4f8b\u5982\uff0c\u52d5\u529b\u7cfb\u7d71\u8207\u5a1b\u6a02\u7cfb\u7d71\u53ef\u4ee5\u5206\u5c6c\u4e0d\u540c\u7684 VLAN\uff0c\u85c9\u7531\u9632\u6b62\u5e72\u64fe\u4f86\u78ba\u4fdd\u7db2\u8def\u7684\u7a69\u5b9a\u6027\u3002.<\/p>\n<p>3.\u7db2\u8def\u5c64<br \/>\n\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u7684\u7db2\u8def\u5c64\u4e3b\u8981\u4f7f\u7528 ARP \u548c IP \u901a\u8a0a\u5354\u5b9a\u3002ARP \u8ca0\u8cac\u8655\u7406 IP \u4f4d\u5740\u8207 MAC \u4f4d\u5740\u4e4b\u9593\u7684\u5c0d\u61c9\uff0c\u800c IP \u901a\u8a0a\u5354\u5b9a\u5247\u8ca0\u8cac\u5c01\u5305\u7684\u7de8\u5740\u8207\u8f49\u9001\u3002IPv4 \u662f\u4e3b\u6d41\u9078\u64c7\uff0c\u4f46 IPv6 \u4e5f\u9010\u6f38\u88ab\u63a1\u7528\u3002CIDR (Classless Inter-Domain Routing\uff0c\u7121\u985e\u5225\u7db2\u57df\u9593\u8def\u7531) \u5141\u8a31\u66f4\u9748\u6d3b\u7684\u5b50\u7db2\u8def\u8a2d\u5b9a\uff0c\u8b93\u5927\u578b\u7bc0\u9ede\u7684\u7ba1\u7406\u8b8a\u5f97\u66f4\u5bb9\u6613\u3002.<\/p>\n<p>4.\u50b3\u8f38\u5c64<br \/>\n\u50b3\u8f38\u5c64\u652f\u63f4 ICMP\u3001UDP \u548c TCP \u7b49\u901a\u8a0a\u5354\u5b9a\u3002ICMP \u4e3b\u8981\u7528\u65bc\u7db2\u8def\u6e2c\u8a66 (\u4f8b\u5982 PING)\uff0c\u800c UDP \u548c TCP \u5247\u7528\u65bc\u5c0d\u5373\u6642\u6548\u80fd\u548c\u53ef\u9760\u6027\u6709\u4e0d\u540c\u8981\u6c42\u7684\u60c5\u5883\u3002\u4f8b\u5982\uff0c\u8996\u8a0a\u4e32\u6d41\u548c\u96f7\u9054\u8cc7\u6599\u4f7f\u7528 UDP\uff0c\u800c\u8a3a\u65b7\u548c\u6821\u6b63\u5247\u4f7f\u7528 TCP\u3002\u61c9\u7528\u5c64<br \/>\n\u61c9\u7528\u5c64\u5305\u62ec\u591a\u7a2e\u901a\u8a0a\u5354\u5b9a\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li translate=\"no\">UDPNM\uff1a\u57fa\u65bc UDP \u7684\u7db2\u8def\u7ba1\u7406\u901a\u8a0a\u5354\u5b9a\uff0c\u53ef\u5354\u8abf\u7bc0\u9ede\u7684\u7761\u7720\u8207\u559a\u9192\u3002.<\/li>\n<li translate=\"no\">DHCP\uff1a\u81ea\u52d5\u5206\u914d IP \u4f4d\u5740\u7684\u52d5\u614b\u4e3b\u6a5f\u8a2d\u5b9a\u901a\u8a0a\u5354\u5b9a\u3002.<\/li>\n<li translate=\"no\">SOME\/IP: \u652f\u63f4 SOA \u67b6\u69cb\u4e2d\u670d\u52d9\u767c\u73fe\u8207\u901a\u8a0a\u7684\u670d\u52d9\u4e2d\u4ecb\u8edf\u9ad4\u901a\u8a0a\u5354\u5b9a\u3002.<\/li>\n<li translate=\"no\">DoIP\uff1a\u900f\u904e\u4e59\u592a\u7db2\u8def\u7684\u8a3a\u65b7\u5354\u5b9a\uff0c\u652f\u63f4\u9060\u7aef\u8a3a\u65b7\u548c\u9583\u720d\u3002.<\/li>\n<li translate=\"no\">\u4e59\u592a\u7db2\u8def\u4e0a\u7684 XCP\uff1a\u652f\u63f4 ECU \u6821\u6b63\u3001\u91cf\u6e2c\u548c\u65c1\u8def\u7684\u6821\u6b63\u901a\u8a0a\u5354\u5b9a\u3002.<\/li>\n<\/ul>\n<hr \/>\n<h4>3.\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u901a\u8a0a\u5354\u5b9a\u7684\u6838\u5fc3\u512a\u52e2<\/h4>\n<p>1.\u9ad8\u983b\u5bec\u8207\u4f4e\u5ef6\u9072<br \/>\n\u50b3\u7d71 CAN \u532f\u6d41\u6392\u983b\u5bec\u4e0a\u9650\u70ba 1 Mbps\uff0cFlexRay \u4e5f\u53ea\u80fd\u9054\u5230 10 Mbps\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u8eca\u7528\u4e59\u592a\u7db2\u8def\u53ef\u8f15\u9b06\u9054\u5230\u6578\u767e Mbps \u751a\u81f3 Gbps\uff0c\u6eff\u8db3\u9ad8\u756b\u8cea\u651d\u5f71\u6a5f\u3001\u96f7\u9054\u548c LiDAR \u5c0d\u5927\u91cf\u8cc7\u6599\u50b3\u8f38\u7684\u9700\u6c42\u3002.<\/p>\n<p>2.\u5f48\u6027\u64f4\u5145\u80fd\u529b\u8207\u7c21\u6613\u6574\u5408<br \/>\n\u4e59\u592a\u7db2\u8def\u662f\u4e00\u7a2e\u958b\u653e\u5f0f\u6a19\u6e96\uff0c\u5177\u6709\u6975\u4f73\u7684\u88dd\u7f6e\u76f8\u5bb9\u6027\uff0c\u56e0\u6b64\u5f88\u5bb9\u6613\u8207 IT \u7cfb\u7d71\u6574\u5408\u3002VLAN \u548c TSN \u7b49\u6280\u8853\u53ef\u5be6\u73fe\u66f4\u9748\u6d3b\u7684\u7db2\u8def\u62d3\u6a38\uff0c\u9069\u61c9\u4e0d\u540c\u7684\u8eca\u8f1b\u578b\u865f\u548c\u529f\u80fd\u9700\u6c42\u3002.<\/p>\n<p>3.\u5373\u6642\u8207\u78ba\u5b9a\u901a\u8a0a<br \/>\n\u900f\u904e AVB (Audio Video Bridging) \u548c TSN (Time-Sensitive Networking) \u7b49\u64f4\u5145\u529f\u80fd\uff0c\u6c7d\u8eca\u4e59\u592a\u7db2\u8def\u53ef\u9054\u5230\u6beb\u79d2\u751a\u81f3\u5fae\u79d2\u7d1a\u7684\u5373\u6642\u901a\u8a0a\uff0c\u6eff\u8db3\u81ea\u52d5\u99d5\u99db\u548c\u5e95\u76e4\u63a7\u5236\u5c0d\u5ef6\u9072\u7684\u56b4\u683c\u8981\u6c42\u3002.<\/p>\n<p>4.\u6210\u672c\u548c\u91cd\u91cf\u512a\u52e2<br \/>\n\u55ae\u5c0d\u96fb\u7e9c\u8a2d\u8a08\u53ef\u5927\u5e45\u964d\u4f4e\u914d\u7dda\u6210\u672c\u8207\u91cd\u91cf\uff0c\u5c24\u5176\u9069\u7528\u65bc\u8981\u6c42\u8f15\u91cf\u5316\u89e3\u6c7a\u65b9\u6848\u7684\u96fb\u52d5\u8207\u667a\u6167\u578b\u6c7d\u8eca\u3002.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction: Why Talk About Automotive Ethernet Protocol? Hello everyone, I\u2019m an engineer from key-iot. Recently, while working on intelligent connected vehicle projects, I noticed that more and more OEMs and Tier 1 suppliers are discussing the \u201cAutomotive Ethernet Protocol.\u201d In fact, in-vehicle Ethernet is no longer a new concept, but its protocol system is quite [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":5488,"comment_status":"open","ping_status":"open","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],"class_list":["post-5485","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-automotive-ethernet"],"metadata":{"classic-editor-remember":["classic-editor"],"_edit_lock":["1753148873:1"],"_edit_last":["1"],"themepark_seo_description":["Hello everyone, I\u2019m an engineer from key-iot. Recently, while working on intelligent connected vehicle projects, I noticed that more and more OEMs and Tier 1 suppliers are discussing the \u201cAutomotive Ethernet Protocol.\u201d In fact, in-vehicle Ethernet is no longer a new concept, but its protocol system is quite different from traditional IT Ethernet. Today, let\u2019s talk about what the automotive Ethernet protocol is and why it\u2019s becoming the \u201cnew infrastructure\u201d for smart vehicles."],"catce":["sidebar-widgets4"],"_yoast_wpseo_primary_category":["16"],"_yoast_wpseo_content_score":["60"],"_yoast_wpseo_estimated-reading-time-minutes":["9"],"_thumbnail_id":["5488"],"themepark_seo_keyword":["Automotive Ethernet Protocol"],"themepark_seo_title":["Automotive Ethernet Protocol: The New Infrastructure for Smart Vehicles"],"views":["8218"]},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Automotive Ethernet Protocol: The New Infrastructure for Smart Vehicles - KEY-IOT<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.key-iot.com\/zh_tw\/blog\/automotive-ethernet-protocol-the-new-infrastructure-for-smart-vehicles\/\" \/>\n<meta property=\"og:locale\" content=\"zh_TW\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Automotive Ethernet Protocol: The New Infrastructure for Smart Vehicles - KEY-IOT\" \/>\n<meta property=\"og:description\" content=\"Introduction: Why Talk About Automotive Ethernet Protocol? Hello everyone, I\u2019m an engineer from key-iot. 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