{"id":36260,"date":"2023-11-23T18:04:14","date_gmt":"2023-11-23T10:04:14","guid":{"rendered":"https:\/\/hongtronics.com\/?p=36260"},"modified":"2024-07-01T10:29:01","modified_gmt":"2024-07-01T02:29:01","slug":"advantages-technologies-and-practical-applications-of-in-vehicle-ethernet","status":"publish","type":"post","link":"https:\/\/hongtronics.com\/en\/advantages-technologies-and-practical-applications-of-in-vehicle-ethernet\/","title":{"rendered":"Honghong Academy\u3011 Carrier Ethernet: Advantages, Technology and Application Practices"},"content":{"rendered":"
\"\"<\/figure>\n\n\n\n

\u4f5c\u8005\uff1a\u90b5\u8d8a<\/strong><\/p>\n\n\n\n

\u51fa\u54c1\uff1a\u6c7d\u8eca\u96fb\u5b50\u8207\u8edf\u9ad4<\/strong><\/p>\n\n\n\n

\u8eca\u8f09\u4ee5\u592a\u7db2\u7684\u7368\u7279\u512a\u52e2<\/strong><\/p>\n\n\n\n

1.1 \u591a\u529f\u80fd\u6280\u672f\u4ee3\u66ff\u5355\u4e00\u6280\u672f<\/strong><\/p>\n\n\n\n

\u50b3\u7d71CAN\u532f\u6d41\u6392\u53ea\u80fd\u6eff\u8db3ECU\u7279\u5b9a\u7684CAN\u5354\u8b70\uff0c\u800c\u4ee5\u592a\u7db2\u53ef\u4f5c\u70ba\u96f7\u9054\u3001\u651d\u50cf\u982d\u7b49\u611f\u6e2c\u5668\u9a57\u8b49\uff0c\u652f\u6301\u6642\u9593\u540c\u6b65\u3001\u97f3\u8996\u983b\u61c9\u7528\uff0c\u751a\u81f3\u53ef\u76f8\u5bb9\u4e92\u806f\u7db2\u57fa\u790e\u6578\u64da\u3002\u9019\u5c31\u80fd\u8aaa\u901a\u70ba\u4ec0\u9ebc\u4eca\u5929\u5b83\u5728\u6c7d\u8eca\u884c\u696d\u8655\u65bc\u5b8c\u5168\u7206\u767c\u7684\u72c0\u614b\u4e86\u3002<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

1.2 \u9ad8\u901f\u7387\u8207\u5f37\u7a81\u7834\u6027<\/strong><\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\u8eca\u8f09\u4ee5\u592a\u7db2\u80fd\u5728\u6c7d\u8eca\u9818\u57df\u666e\u53ca\u4e3b\u8981\u662f\u6839\u64da\u9ad8\u901f\u7387\u548c\u5f37\u7a81\u7834\u6027\u9019\u5169\u500b\u7279\u9ede\u3002\u73fe\u5728100M\u548c1000M\u57fa\u672c\u4e0a\u88ab\u6bcf\u500bOEM\u90fd\u4ee5\u9019\u6a23\u90a3\u6a23\u7684\u65b9\u5f0f\u4f7f\u7528\uff0c\u6216\u8005\u8a08\u756b\u4f7f\u7528\u30022.5G\u30015G\u300110G\u6280\u8853\u6b63\u5728\u61c9\u52e2\u800c\u751f\uff0c\u5f88\u591a\u5ee0\u5bb6\u63a8\u51fa\u4e86\u5c0d\u61c9\u5de5\u5177\u3002\u53e6\u5916\uff0c\u5f9e\u50b3\u7d71\u4ee5\u592a\u7db2\u5230\u8eca\u8f09\u4ee5\u592a\u7db2\u8f49\u8b8a\u4e5f\u8207EMC\u7a81\u7834\u6709\u95dc\u3002<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

100BASE-TX\u7121\u6cd5\u5177\u5099EMC\u529f\u80fd\uff0c100BASE-T1\u53ef\u4ee5\u4f9d\u64da\u7269\u7406\u5c64\u8f49\u63db\u6280\u8853\uff0c\u9069\u914d\u66f4\u4fbf\u5b9c\u7684\u96fb\u7e9c\u548c\u9023\u63a5\u5668\uff0c\u9032\u800c\u89e3\u6c7a\u4e0d\u5e36\u906e\u7f69\u5373\u53ef\u6eff\u8db3\u96fb\u78c1\u76f8\u5bb9\u6027\u7684\u9700\u6c42\u3002\u6240\u4ee5\u8aaa\u8eca\u8f09\u4ee5\u592a\u7db2\u7a81\u7834\u6027\u5f37\uff0c\u4e5f\u662f\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u6c7d\u8eca\u9818\u57df\u7684\u91cd\u8981\u539f\u56e0\u4e4b\u4e00\u3002<\/p>\n\n\n\n

\u8eca\u8f09\u4ee5\u592a\u7db2\u6280\u8853\u89e3\u6790<\/strong><\/p>\n\n\n\n

2.1 ISO\/OSI\u53c3\u8003\u6a21\u578b<\/strong><\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\u4ee5\u592a\u7db2\u5354\u8b70\u6a21\u578b\u652f\u6301\u7d50\u69cb\u6210\u5c64\u4ee5\u53ca\u91cd\u7d44\u548c\u7368\u7acb\u958b\u767c\u3002\u5728Internet Model\u4e2d\u5c075-7\u5c64\u9032\u884c\u5408\u4f75\uff0c\u878d\u5408\u4e86\u8cc7\u6599\u93c8\u8def\u5c64\u548c\u7269\u7406\u5c64\uff0c\u5171\u8a08\u56db\u5c64\uff1b\u4f46\u8003\u616e\u5230\u529f\u80fd\u63cf\u8ff0\u7684\u8a73\u7d30\u6027\uff0c\u5275\u5efa\u4e86\u4e94\u5c64\u6a21\u578b\uff0c\u5373\u5728\u6703\u8a71\u5c64\u3001\u8868\u793a\u5c64\u3001\u61c9\u7528\u5c64\u5408\u4f75\u70ba\u61c9\u7528\u5c64\u7684\u57fa\u790e\u4e0a\uff0c\u4fdd\u7559\u7269\u7406\u5c64\u548c\u6578\u64da\u93c8\u8def\u5c64\u3002\u56e0\u6b64\u5c07\u4e94\u5c64\u6a21\u578b\u5b9a\u7fa9\u70ba\u6700\u4f73\u5354\u8b70\u6a21\u578b\uff0cTCP\/IP\u4e5f\u63a1\u7528\u4e86\u4e94\u5c64\u6a21\u578b\u7d50\u69cb\u3002<\/p>\n\n\n\n

\"\"
\u5404\u5c64\u5354\u8b70\u5206\u4f48<\/em><\/figcaption><\/figure>\n\n\n\n

2.2 \u7269\u7406\u5c64\uff1a\u50b3\u8f38\u65b9\u5f0f\u8207\u4ecb\u9762\u8a2d\u8a08<\/strong><\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n
\n
\"\"<\/figure>\n<\/div>\n\n\n

\u8207100BASE-TX\u76f8\u6bd4\uff0c100BASE-T1\u53ea\u7528\u4e00\u5c0d\u975e\u906e\u7f69\u96d9\u7d5e\u7dda\uff08UTP\u7dda\u7e9c\u548c\u5c08\u7528\u9023\u63a5\u5668\uff09\u958b\u555f\u5168\u96d9\u5de5\u6a21\u5f0f\uff0c\u6210\u672c\u3001\u91cd\u91cf\u548c\u96fb\u78c1\u76f8\u5bb9\u6027\u66f4\u9ad8\u3002\u7528\u6c7d\u8eca\u5c08\u7528\u4ecb\u9762MQS\/MATENET\/HMTD\u4f86\u66ff\u4ee3\u50b3\u7d71RJ45\u6578\u6c34\u6676\u982d\uff0c\u7de8\u78bc\u65b9\u5f0f\u4e5f\u7531PAM3\u4ee3\u66ff\u4e86PAM5\uff0c\u5c07\u908f\u8f2f\u7684-1\uff0c0\uff0c1\u8f49\u5316\u70ba\u5728\u96d9\u7d5e\u7dda\u4e0a\u7684\u96fb\u58d3\u3002<\/p>\n\n\n\n

2.3 \u8cc7\u6599\u93c8\u8def\u5c64\uff1a\u4ee5\u592a\u7db2\u5e40\u7d50\u69cb<\/strong><\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\u4ee5\u592a\u7db2\u5e40\u7d50\u69cb\u5982\u4e0a\u5716\uff0c\u7531\u76ee\u6a19MAC\u5730\u5740\u3001\u6e90MAC\u5730\u5740\u3001\u5e40\u985e\u578b\u3001IP\u6578\u64da\u5305\u548c\u6821\u9a57\u503c\u69cb\u6210\u3002\u5728\u6293\u5305\u904e\u7a0b\u4e2d\u76ee\u7684MAC\u5730\u5740\u548c\u6e90MAC\u5730\u5740\u5df2\u7d93\u88ab\u89e3\u6790\u51fa\u4f86\uff0c\u5831\u904e\u5e40\u985e\u578b\u4e5f\u53ef\u4ee5\u5728wireshark\u5de5\u5177\u4e2d\u67e5\u770b\u5230\u3002<\/p>\n\n\n\n

\u25cf \u4ee5\u592a\u7db2\u6700\u5927\u5e40\uff1a6+6+2+1500+4=1518\u4f4d\u5143\u7d44<\/p>\n\n\n\n

\u25cf \u4ee5\u592a\u7db2\u6700\u5c0f\u5e40\uff1a6+6+2+46+4=64\u4f4d\u5143\u7d44<\/p>\n\n\n\n

\u25cf \u57fa\u65bcCRC32\u7684FCS (Frame Check Sequence)\uff0c\u5982\u679c\u63a5\u6536\u5230\u932f\u8aa4FCS\u7684\u4ee5\u592a\u7db2\u5e40\uff0c\u8a72\u5e40\u88ab\u4e1f\u68c4<\/p>\n\n\n\n

\u25cf VLAN Tag\u7684EtherType\u70ba0x8100\uff1bVLAN ID (VID)\u4f5c\u70baVLAN\u7684\u552f\u4e00ID<\/p>\n\n\n\n

2.4 \u7db2\u8def\u5c64\uff1a\u4ee5\u592a\u7db2IP\u8def\u7531\u914d\u7f6e<\/strong><\/p>\n\n\n\n

\u8def\u7531\uff1a\u7576IP\u6578\u64da\u5831\u6587\u7684\u6e90\u8a2d\u5099\u548c\u76ee\u7684\u8a2d\u5099\u4e0d\u5728\u540c\u4e00\u7db2\u8def\u4e2d\u6642\uff0c\u6578\u64da\u5831\u6587\u5fc5\u9808\u4f7f\u7528\u4e2d\u9593\u7cfb\u7d71\u8f49\u767c\uff0c\u9019\u4e00\u904e\u7a0b\u88ab\u7a31\u70ba\u8def\u7531\u3002IP\u5730\u5740\u662f\u6578\u64da\u5305\u50b3\u8f38\u7cfb\u7d71\u7684\u4e00\u500b\u91cd\u8981\u7d44\u6210\u90e8\u5206\u3002<\/p>\n\n\n\n

IP\u8def\u7531\u8f49\u767c\u904e\u7a0b\u793a\u4f8b\uff1a<\/p>\n\n\n\n

\u76ee\u7684\u7db2\u8def\/\u63a9\u78bc<\/td>\u51fa\u4ecb\u9762<\/td>\u4e0b\u4e00\u8df3<\/td><\/tr>
10.1.1.0\/24<\/td>GE0\/0\/0<\/td>1.1.1.2<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u8def\u7531\u914d\u7f6e\u9075\u5faa\u7684\u898f\u5247\uff1a<\/p>\n\n\n\n

\u25cf \u6700\u9577\u5339\u914d\u539f\u5247\uff1a\u9078\u64c7\u63a9\u78bc\u6700\u9577\u7684\u689d\u76ee<\/p>\n\n\n\n

\u25cf \u8def\u7531\u512a\u5148\u9806\u5e8f\uff08\u6839\u64da\u5354\u8b70\u4f86\uff09\uff1aDreect\u20140\uff1bOSPF\u201410\uff1bStatic\u201460\uff1bRIP\u2014100<\/p>\n\n\n\n

\u25cf \u8def\u7531\u5ea6\u91cf\uff1aCost\u8d8a\u5c0f\u8d8a\u597d<\/p>\n\n\n\n

2.5 \u61c9\u7528\u5c64\uff1aSOME\/IP\u5354\u8b70<\/strong><\/p>\n\n\n\n

SOME\/IP\u4e3b\u8981\u70ba\u61c9\u7528\u5c64\u63d0\u4f9bAPI\u4ecb\u9762\uff0c\u5275\u5efaCS\u4ecb\u9762\uff0c\u901a\u904eTCP\/IP\u5354\u8b70\u9032\u884c\u901a\u4fe1\u3002\u800cSOME\/IP\u7684\u8a2a\u554f\u65b9\u5f0f\u5206\u70ba\u4e09\u7a2e\uff0c\u5206\u5225\u662f\u4e8b\u4ef6\u901a\u77e5\uff0c\u9060\u7a0b\u904e\u7a0b\u8abf\u7528\u548c\u8a2a\u554f\u9032\u7a0b\u6578\u64da\u3002<\/p>\n\n\n\n

\u25cf \u4e8b\u4ef6\u901a\u77e5\uff1a\u8207\u50b3\u7d71\u7684CAN\u901a\u4fe1\u985e\u4f3c\uff0c\u670d\u52d9\u7aef\u9031\u671f\u6027\u6216\u8005\u4e8b\u4ef6\u8b8a\u5316\u4e8b\u4ef6\u5411\u5ba2\u6236\u7aef\u767c\u9001\u7279\u5b9a\u7684\u6578\u64da\u3002<\/p>\n\n\n\n

\u25cf \u9060\u7a0b\u904e\u7a0b\u8abf\u7528\uff1a\u662f\u7576\u5ba2\u6236\u7aef\u6709\u8acb\u6c42\u7684\u6642\u5019\uff0c\u5411\u670d\u52d9\u7aef\u767c\u9001\u8acb\u6c42\u547d\u4ee4\uff0c\u670d\u52d9\u7aef\u89e3\u6790\u547d\u4ee4\uff0c\u4e26\u4f5c\u51fa\u76f8\u61c9\u7684\u56de\u61c9\u3002<\/p>\n\n\n\n

\u25cf \u8a2a\u554f\u9032\u7a0b\u6578\u64da\uff1a\u53ef\u4ee5\u4f7f\u5ba2\u6236\u9762\u5411\u4f3a\u670d\u5668\u5beb\u5165\uff08Setter\uff09\u6216\u8005\u8b80\u53d6\uff08Getter\uff09\u6578\u64da\u3002<\/p>\n\n\n\n

\u6578\u64da\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\u8eca\u8f09\u4ee5\u592a\u7db2\u61c9\u7528\u5834\u666f<\/strong><\/p>\n\n\n\n

3.1 \u9ede\u5c0d\u9ede\u8f49\u63db\uff1a\u5be6\u73fe\u9ad8\u6548\u6578\u64da\u50b3\u8f38<\/strong><\/p>\n\n\n\n

\u901a\u904e\u8eca\u8f09\u4ee5\u592a\u7db2\u8f49\u63db\u5668\u5be6\u73fe1000BASE-T1\u82071000BASE-TX\u5728\u7269\u7406\u5c64\u9ede\u5c0d\u9ede\u7684\u8f49\u63db\uff0c\u4e26\u4e14\u4e0d\u5b58\u5132\u548c\u4fee\u6539\u4efb\u4f55\u6578\u64da\u5305\u3002\u9084\u53ef\u4ee5\u9032\u884cECU\u958b\u767c\u3001\u7a0b\u5f0f\u6539\u7de8\u3001\u8a3a\u65b7\u6e2c\u8a66\u7b49\u670d\u52d9\uff0c\u8b93\u5de5\u7a0b\u5e2b\u64c1\u6709\u4fbf\u6377\u7684\u6e2c\u8a66\u5de5\u5177\u3002<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

1000BASE-T1<\/a>\u8a73\u7d30\u4ecb\u7d39<\/p>\n\n\n\n

3.2 \u7aef\u53e3\u93e1\u50cf\uff1a\u8a18\u9304\u8207\u4eff\u771f\u7684\u91cd\u8981\u624b\u6bb5<\/strong><\/p>\n\n\n\n

\u7aef\u53e3\u93e1\u50cf\u5c07\u6307\u5b9a\u6e90\u7684\u5831\u6587\u8907\u88fd\u4e00\u4efd\u5230\u76ee\u7684\u7aef\u53e3\u3002\u4e00\u822c\u662f\u5728\u4e0d\u5f71\u97ff\u7db2\u8def\u901a\u8a0a\u7684\u60c5\u6cc1\u4e0b\uff0c\u5c07\u6e90\u6578\u64da\u9032\u884c\u8907\u88fd\uff0c\u901a\u904e\u89c0\u5bdf\u7aef\u53e3\u767c\u9001\u5230\u76e3\u63a7\u8a2d\u5099\u4e0a\uff0c\u9032\u800c\u5224\u65b7\u7db2\u8def\u4e2d\u904b\u884c\u662f\u5426\u6b63\u5e38\u3002<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

Switch_1-P2\uff1a\u70ba\u6e90\u5831\u6587\u6578\u64da\u6d41\u7d93\u7aef\u53e3<\/p>\n\n\n\n

S3P8\uff1a\u70ba\u76ee\u7684\u7aef\u53e3\uff0c\u4e5f\u7a31\u89c0\u5bdf\u7aef\u53e3<\/p>\n\n\n\n

\u539f\u7406\uff1aPC\u53ef\u4ee5\u901a\u904eRJ45\u7528\u4ecb\u9762\u7dda\u63a5\u5165\uff0c\u9060\u7a0b\u914d\u7f6e\u4ea4\u63db\u6a5f\u5167\u90e8\u7aef\u53e3\u93e1\u50cf\u529f\u80fd\uff0c\u9032\u800c\u8a18\u9304Switch_1-P2\u5230Switch_3-P0\u7684\u6d41\u91cf\uff0c\u9032\u884c\u8a3a\u65b7\u5206\u6790\u548c\u4eff\u771f\u6e2c\u8a66\u3002<\/p>\n\n\n\n

3.3 MACsec\u901a\u4fe1\u9a57\u8b49\uff1a\u4fdd\u8b49\u6578\u64da\u5b89\u5168\u6027<\/strong><\/p>\n\n\n\n

\u96a8\u8457\u8eca\u8f1b\u5167ECU\u6578\u91cf\u3001\u6578\u64da\u50b3\u8f38\u4ee5\u53ca\u5167\u90e8\u9023\u63a5\u6027\u8d8a\u5927\uff0c\u66b4\u9732\u5728\u7db2\u8def\u653b\u64ca\u4e2d\u7684\u98a8\u96aa\u8d8a\u5927\uff0cMACsec\u6280\u8853\u662f\u5fc5\u7136\u7522\u7269\u3002MACsec\u7a31\u70ba\u5a92\u9ad4\u8a2a\u554f\u63a7\u5236\u5b89\u5168\uff0c\u662fIEEE\u91dd\u5c0dMAC\u5c64\u63d0\u51fa\u7684\u6a19\u6e96\u5316\u5b89\u5168\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u4f9b\u7121\u9023\u63a5\u7684\u7528\u6236\u6578\u64da\u4fdd\u5bc6\u6027\u3001\u5e40\u6578\u64da\u5b8c\u6574\u6027\u548c\u6578\u64da\u6e90\u771f\u5be6\u6027\u3002<\/p>\n\n\n\n

\u5e36\u6709MACsec\u6280\u8853\u7684\u786c\u9ad4\u53ef\u4ee5\u89e3\u5bc6\u9ad8\u901fMACsec\u6d41\u91cf\u4e26\u8a18\u9304\uff0c\u6aa2\u67e5ECU\u4e0a\u7684MACsec\u5be6\u65bd\u60c5\u6cc1\u3002<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\u8eca\u8f09\u4ee5\u592a\u7db2\u5be6\u8e10\u7d93\u9a57\u5206\u4eab<\/strong><\/p>\n\n\n\n

4.1 \u901a\u8a0a\u5354\u8b70\u68e7\u8a2d\u8a08<\/strong><\/p>\n\n\n\n

\u5354\u8b70\u68e7\u652f\u6490ECU\u5728\u8eca\u5167\u4f7f\u7528\u4e0d\u540c\u5354\u8b70\u4f86\u4ea4\u63db\u6578\u64da\uff0c\u4e0d\u540c\u7684OEM\u6703\u6709\u4e0d\u540c\u7684\u9078\u64c7\uff0c\u56e0\u6b64\u5728\u958b\u767c\u904e\u7a0b\u4e2d\u4e5f\u5e36\u4f86\u4e86\u65b0\u7684\u554f\u984c\u3002\u5982\u679c\u4e3b\u6a5f\u5ee0\u7528\u4e86\u65b0\u7684\u5354\u8b70\uff0c\u6c92\u6709\u4eba\u5be6\u969b\u6e2c\u8a66\u904e\u5b83\uff0c\u90a3\u9ebc\u5be6\u73fe\u7684\u54c1\u8cea\u5c31\u6703\u964d\u4f4e\uff0c\u4e26\u4e14\u6e2c\u8a66\u958b\u767c\u9700\u8981\u6642\u9593\u8207\u4eba\u529b\u6210\u672c\u3002\u5982\u679c\u8a66\u5716\u7372\u5f97\u6d41\u66a2\u7684\u4ee5\u592a\u7db2SOP\uff0c\u5efa\u8b70\u9078\u64c7\u5df2\u7d93\u6210\u719f\u7684\u5354\u8b70\u68e7\uff0c\u76e1\u53ef\u80fd\u8207\u4e3b\u6d41\u4fdd\u6301\u4e00\u81f4\uff0c\u4e0d\u8981\u5728\u5354\u8b70\u68e7\u4e0a\u7af6\u722d\u3002<\/p>\n\n\n\n

4.2 \u7db2\u95dc\u7684\u5fc5\u8981\u6027<\/strong><\/p>\n\n\n\n

\u5728\u5f15\u5165\u4e92\u806f\u7db2\u6642\uff0c\u6211\u5011\u5c31\u660e\u767d\u5f9e\u50b3\u7d71\u7684\u532f\u6d41\u6392\u5230\u4ee5\u592a\u7db2\u901a\u8a0a\u985e\u578b\u6709\u8457\u5f88\u5927\u7684\u5340\u5225\u3002\u56e0\u6b64\u5728\u6bcf\u500b\u4e3b\u6a5f\u5ee0\u7684\u8a2d\u8a08\u4e2d\uff0c\u90fd\u6703\u767c\u73fegateway\u7684\u5b58\u5728\u3002<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\u628a\u50b3\u7d71\u532f\u6d41\u6392\u9023\u5230\u4ee5\u592a\u7db2\u7cfb\u7d71\u4e2d\u67093\u7a2e\u65b9\u6848\uff1a<\/p>\n\n\n\n

1.\u901a\u904e\u61c9\u7528\u5c64\u7db2\u95dc\uff0c\u5728\u61c9\u7528\u7a0b\u5f0f\u4e2d\u76f4\u63a5\u8f49\u63db\u8cc7\u8a0a\uff1b<\/p>\n\n\n\n

2.\u5c07\u532f\u6d41\u6392\u6578\u64da\u653e\u7f6e\u65bc\u5305\u9032\u884c\u5c01\u88dd\uff0c\u4ee5\u670d\u52d9\u50b3\u8f38\uff0c\u4f8b\u5982SOMEIP\u670d\u52d9\uff1b<\/p>\n\n\n\n

3.\u76f4\u63a5\u7528UDP\u4f86\u50b3\u8f38CAN\u7b49\u6578\u64da\u3002<\/p>\n\n\n\n

\u7121\u8ad6\u9078\u53d6\u54ea\u4e00\u7a2e\uff0c\u7db2\u95dc\u90fd\u9700\u8981\u7ffb\u8b6f\u5927\u91cf\u6578\u64da\uff0c\u9019\u9650\u5236\u4e86\u7db2\u95dc\u7684\u53ef\u64f4\u5c55\u6027\uff1b\u53e6\u5916\uff0c\u5169\u500b\u5354\u8b70\u4e4b\u9593\u642d\u5efa\u6a4b\u6a11\uff0c\u4e5f\u9700\u8981\u8655\u7406\u5f88\u591a\u554f\u984c\uff0c\u5305\u62ec\u4e00\u4e9b\u5b89\u5168\u6027\u6307\u6a19\u7b49\u3002\u56e0\u6b64\uff0c\u6211\u5011\u9700\u8981\u76e1\u53ef\u80fd\u7c21\u5316\u7db2\u95dc\uff0c\u63d0\u9ad8\u7db2\u95dc\u7684\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n\n\n\n

4.3 \u7db2\u8def\u8a2d\u8a08<\/strong><\/p>\n\n\n\n

\u7406\u60f3\u60c5\u6cc1\u4e0b\uff0c\u6211\u5011\u53ef\u4ee5\u81ea\u52d5\u5354\u5546\u767e\u5146\u3001\u5343\u5146\u3001\u842c\u5146\uff0c\u751a\u81f3\u53ef\u4ee5\u964d\u4f4e\u70ba1bit\u3002\u4f46\u5be6\u969b\u60f3\u4e00\u4e0b\uff0c\u73fe\u6709\u4e00\u500b800M\u7684\u6578\u64da\u6d41\uff0c\u50b3\u5165\u5230100M\u7684\u93c8\u8def\uff0c\u4e0d\u540c\u901f\u5ea6\u7b49\u7d1a\u8b93\u6211\u5011\u4e0d\u5f97\u4e0d\u8b39\u614e\uff0c\u56e0\u70ba\u9019\u6703\u5c0e\u81f4\u7db2\u8def\u8655\u65bc\u5371\u96aa\u4e4b\u4e2d\u3002\u6709\u4e9b\u4ea4\u63db\u6a5f\u53ef\u80fd\u6703\u4e1f\u68c4\u6578\u64da\u5305\uff0c\u6216\u8005\u93c8\u8def\u901f\u7387\u8f03\u5feb\u50b3\u5165\u8f03\u6162\u93c8\u8def\u4e2d\u6703\u4e1f\u5931\u6578\u64da\u3002\u9019\u5c31\u662f\u70ba\u4ec0\u9ebc\u5728\u7db2\u8def\u8a2d\u8a08\u4e2d\u4f60\u5fc5\u9808\u505a\u4e9b\u4ec0\u9ebc\u4f86\u8655\u7406\u4e0d\u540c\u93c8\u63a5\u901f\u5ea6\u3002<\/p>\n\n\n\n

\u70ba\u6b64\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u7db2\u8def\u5206\u6210\u66f4\u5c0f\u7684\u55ae\u5143\uff0c\u4f7f\u7528VLAN\u3001\u7d44\u64ad\u7b49\uff0c\u9632\u6b62\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u91cf\u50b3\u5165\u3002\u9084\u53ef\u4ee5\u5728\u4ea4\u63db\u6a5f\u9032\u884c\u6d41\u91cf\u6574\u5f62\uff0c\u76e3\u63a7\u6d41\u91cf\u9632\u6b62\u7db2\u8def\u88ab\u6feb\u7528\u3002\u512a\u5316\u8a2d\u8a08\u7db2\u8def\u62d3\u64b2\u7b49\u7b49\u3002<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\u7e3d\u4e4b\uff0c\u5728\u8eca\u8f09\u4ee5\u592a\u7db2\u7684\u9053\u8def\u4e0a\u6211\u5011\u9084\u9700\u8981\u66f4\u591a\u7684\u6280\u8853\u6316\u6398\u8207\u7d93\u9a57\u7a4d\u7d2f\uff0c\u5118\u7ba1\u5728\u61c9\u7528\u4e2d\u5b58\u5728\u4e86\u4e00\u4e9b\u56f0\u96e3\u548c\u6311\u6230\uff0c\u4f46\u4f34\u96a8\u8457\u884c\u696d\u5275\u65b0\uff0c\u9019\u4e9b\u554f\u984c\u90fd\u6703\u8fce\u5203\u800c\u89e3\uff0c\u8b93\u6c7d\u8eca\u96fb\u5b50\u6280\u8853\u6108\u6f14\u6108\u70c8\u3002<\/p>\n\n\n\n

If you have any questions, please feel free toContact Us<\/a>!<\/p>\n\n\n\n

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

\u4f5c\u8005\uff1a\u90b5\u8d8a \u51fa\u54c1\uff1a\u6c7d\u8eca\u96fb\u5b50\u8207\u8edf\u9ad4 \u8eca\u8f09\u4ee5\u592a\u7db2\u7684\u7368\u7279\u512a\u52e2 1.1 \u591a\u529f\u80fd\u6280\u672f\u4ee3\u66ff\u5355\u4e00\u6280\u672f \u50b3\u7d71CAN\u532f\u6d41\u6392\u53ea\u80fd\u6eff […]<\/p>","protected":false},"author":33,"featured_media":36276,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"0","ocean_second_sidebar":"0","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"0","ocean_custom_header_template":"0","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"0","ocean_menu_typo_font_family":"0","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"0","iawp_total_views":359,"ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"off","ocean_gallery_id":[],"footnotes":""},"categories":[2294],"tags":[],"table_tags":[],"class_list":["post-36260","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-2294","entry","has-media","owp-thumbs-layout-horizontal","owp-btn-normal","owp-tabs-layout-horizontal","has-no-thumbnails","has-product-nav"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/hongtronics.com\/wp-content\/uploads\/2023\/11\/640-8-1.png","_links":{"self":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts\/36260","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/users\/33"}],"replies":[{"embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/comments?post=36260"}],"version-history":[{"count":2,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts\/36260\/revisions"}],"predecessor-version":[{"id":36278,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/posts\/36260\/revisions\/36278"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/media\/36276"}],"wp:attachment":[{"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/media?parent=36260"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/categories?post=36260"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/tags?post=36260"},{"taxonomy":"table_tags","embeddable":true,"href":"https:\/\/hongtronics.com\/en\/wp-json\/wp\/v2\/table_tags?post=36260"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}