{"id":93258,"date":"2026-08-12T09:41:01","date_gmt":"2026-08-12T01:41:01","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/93258.html"},"modified":"2026-08-12T09:41:01","modified_gmt":"2026-08-12T01:41:01","slug":"%e3%80%90autosar%e3%80%91com-based-transformer-comxf%e8%bf%9b%e9%98%b6%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/93258.html","title":{"rendered":"\u3010AUTOSAR\u3011COM Based Transformer (ComXf)\u8fdb\u9636\u8be6\u89e3"},"content":{"rendered":"<h2>\u3010AUTOSAR\u3011COM Based Transformer (ComXf)\u8fdb\u9636\u8be6\u89e3<\/h2>\n<hr \/>\n<h3>\u5f15\u8a00&#xff1a;\u4e3a\u4ec0\u4e48\u9700\u8981\u8fd9\u4efd\u6559\u7a0b&#xff1f;<\/h3>\n<p>\u5728\u73b0\u4ee3\u6c7d\u8f66\u7535\u5b50\u5f00\u53d1\u4e2d&#xff0c;\u5e94\u7528\u8f6f\u4ef6&#xff08;SW-C&#xff09;\u4e0e\u5e95\u5c42\u603b\u7ebf\u901a\u4fe1\u7684\u89e3\u8026\u3001\u6570\u636e\u6d41\u7684\u7aef\u5230\u7aef&#xff08;E2E&#xff09;\u5b89\u5168\u9632\u62a4\u4ee5\u53ca\u5f02\u6784\u5e73\u53f0\u4e4b\u95f4\u7684\u6570\u636e\u4e00\u81f4\u6027&#xff0c;\u662f\u57fa\u7840\u8f6f\u4ef6\u67b6\u6784\u5e08\u5fc5\u987b\u89e3\u51b3\u7684\u6838\u5fc3\u5de5\u7a0b\u6311\u6218\u3002 \u4f20\u7edf\u7684 AUTOSAR \u4fe1\u53f7\u6253\u5305\u65b9\u6848&#xff08;\u57fa\u4e8e COM \u4fe1\u53f7\u77e9\u9635\u76f4\u63a5\u62fc\u88c5 IPDU&#xff09;\u5728\u9762\u5bf9\u590d\u6742\u7ed3\u6784\u5316\u6570\u636e\u7c7b\u578b\u4ee5\u53ca**\u591a\u5c42\u7ea7\u7ea7\u8054\u5b89\u5168\u6821\u9a8c&#xff08;\u5982 E2E&#xff09;**\u65f6&#xff0c;\u663e\u5f97\u7b28\u91cd\u4e14\u9ad8\u8026\u5408\u3002<\/p>\n<p>AUTOSAR \u5f15\u5165\u4e86 Transformer \u673a\u5236&#xff08;\u6570\u636e\u8f6c\u6362\u5b50\u7cfb\u7edf&#xff09;&#xff0c;\u800c COM Based Transformer&#xff08;\u7b80\u79f0 ComXf&#xff09; \u6b63\u662f\u5176\u4e2d\u9488\u5bf9\u9759\u6001\u3001\u56fa\u5b9a\u901a\u4fe1\u77e9\u9635\u603b\u7ebf\u8bbe\u8ba1\u7684\u6838\u5fc3\u7ec4\u4ef6\u3002<\/p>\n<p>\u672c\u6559\u7a0b\u9762\u5411\u5df2\u7ecf\u4e86\u89e3 AUTOSAR CP \u901a\u4fe1\u6808\u57fa\u7840\u6982\u5ff5&#xff08;\u5982 COM, RTE, PduR, Signal, SignalGroup&#xff09;\u7684\u5de5\u7a0b\u5e08\u4e0e\u67b6\u6784\u5e08&#xff0c;\u65e8\u5728\u4ece\u5e95\u5c42\u8bbe\u8ba1\u539f\u7406\u3001\u5de5\u7a0b\u4ef7\u503c\u3001\u65f6\u5e8f\u94fe\u8def\u3001\u914d\u7f6e\u6a21\u578b\u4ee5\u53ca\u7ea7\u8054\u67b6\u6784\u7b49\u7ef4\u5ea6&#xff0c;\u6df1\u5165\u5256\u6790 ComXf \u7684\u8fd0\u884c\u673a\u5236&#xff0c;\u5e76\u6f84\u6e05\u5e38\u89c1\u7684\u5de5\u7a0b\u8bef\u533a&#xff0c;\u5e2e\u52a9\u8bfb\u8005\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u843d\u5730\u3002<\/p>\n<hr \/>\n<h3>1. ComXf \u662f\u4ec0\u4e48&#xff1a;\u67b6\u6784\u5c42\u9762\u7684\u6df1\u5ea6\u5b9a\u4f4d<\/h3>\n<h4>1.1 \u6838\u5fc3\u5b9a\u4e49\u4e0e\u5168\u79f0<\/h4>\n<p>ComXf \u7684\u5168\u79f0\u4e3a COM Based Transformer&#xff08;\u57fa\u4e8e COM \u7684\u6570\u636e\u8f6c\u6362\u5668&#xff09;\u3002 \u6839\u636e AUTOSAR \u89c4\u8303&#xff0c;\u5b83\u5c5e\u4e8e\u57fa\u7840\u8f6f\u4ef6&#xff08;BSW&#xff09;\u5c42\u4e2d\u7684\u901a\u4fe1\u670d\u52a1\u7c07&#xff08;Communication Services&#xff09;\u3002\u5728\u6574\u4e2a\u6570\u636e\u8f6c\u6362\u5668&#xff08;Transformer, Xfrm&#xff09;\u5b50\u7cfb\u7edf\u4e2d&#xff0c;ComXf \u5145\u5f53 SERIALIZER&#xff08;\u5e8f\u5217\u5316\u5668&#xff09; \u7684\u5177\u4f53\u5b9e\u73b0\u7ec4\u4ef6\u3002<\/p>\n<h4>1.2 \u901a\u4fe1\u6808\u4e2d\u7684\u5c42\u7ea7\u4f4d\u7f6e\u4e0e\u5bc4\u751f\u6027<\/h4>\n<p>\u5728 AUTOSAR \u67b6\u6784\u4e2d&#xff0c;ComXf \u5e76\u4e0d\u662f\u4e00\u4e2a\u72ec\u7acb\u7684\u3001\u5177\u6709\u7269\u7406\u8c03\u5ea6\u6216\u5916\u8bbe\u64cd\u4f5c\u6743\u9650\u7684\u6a21\u5757\u3002\u5b83\u5728\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u5bc4\u751f\u5728 RTE \u901a\u4fe1\u8fc7\u7a0b\u4e2d\u7684\u201c\u6570\u636e\u53d8\u6362\u903b\u8f91\u5e93\u201d\u3002<\/p>\n<ul>\n<li>\u5411\u4e0a&#xff1a;\u76f4\u63a5\u9762\u5411 RTE\u3002\u5f53\u5e94\u7528\u5c42\u8f6f\u4ef6\u7ec4\u4ef6&#xff08;SW-C&#xff09;\u8c03\u7528 Rte_Write \u6216 Rte_Send \u5199\u5165\u5f3a\u7c7b\u578b\u7684\u6570\u636e\u5143\u7d20&#xff08;Data Element&#xff09;\u65f6&#xff0c;RTE \u5728\u5176\u5185\u90e8\u62e6\u622a\u6b64\u8c03\u7528&#xff0c;\u5e76\u542f\u52a8\u5bf9\u5e94\u7684 Transformer \u8f6c\u6362\u94fe\u3002<\/li>\n<li>\u5411\u4e0b&#xff1a;\u5bf9\u63a5 COM \u6a21\u5757\u3002\u8f6c\u6362\u540e\u7684\u6241\u5e73\u5316\u5b57\u8282\u6d41\u6700\u7ec8\u901a\u8fc7 COM \u6a21\u5757\u4e13\u95e8\u63d0\u4f9b\u7684**\u76f4\u63a5\u6570\u7ec4\u8bbf\u95ee\u63a5\u53e3&#xff08;ArrayAccess API&#xff0c;\u5982 Com_SendSignalGroupArray&#xff09;**\u5199\u5165\u5e95\u5c42\u7684 IPDU\u3002<\/li>\n<li>\u4e3a\u4ec0\u4e48\u8bf4\u662f\u201c\u5bc4\u751f\u6027\u201d\u7684&#xff1f; ComXf \u6ca1\u6709\u4efb\u4f55\u540e\u53f0\u5468\u671f\u6027\u4efb\u52a1&#xff08;MainFunction&#xff09;\u3001\u4e2d\u65ad\u56de\u8c03\u3001\u5b9a\u65f6\u53d1\u9001\u548c\u63a5\u6536\u91cd\u8bd5\u673a\u5236\u3002\u5b83\u53ea\u662f\u63d0\u4f9b\u65e0\u72b6\u6001&#xff08;Stateless&#xff09;\u7684\u5e8f\u5217\u5316&#xff08;ComXf_&lt;transformerId&gt;&#xff09;\u4e0e\u53cd\u5e8f\u5217\u5316&#xff08;ComXf_Inv_&lt;transformerId&gt;&#xff09;C \u8bed\u8a00\u63a5\u53e3&#xff0c;\u5b8c\u5168\u7531 RTE \u4f5c\u4e3a\u88ab\u52a8\u673a\u5236\u6765\u540c\u6b65\u8c03\u7528\u3002<\/li>\n<\/ul>\n<h4>1.3 \u6838\u5fc3\u5904\u7406\u7684\u6570\u636e\u7ea7\u522b<\/h4>\n<p>ComXf \u5904\u7406\u7684\u6838\u5fc3\u5bf9\u8c61\u662f dataElement&#xff08;\u6570\u636e\u5143\u7d20&#xff09; \u4e0e ISignalGroup&#xff08;\u4fe1\u53f7\u7ec4&#xff09; \u4e4b\u95f4\u7684\u8f6c\u6362\u6620\u5c04\u3002<\/p>\n<ul>\n<li>\u5e94\u7528\u5c42\u53d1\u9001\u7684\u662f&#xff1a;\u5f3a\u7c7b\u578b\u3001\u975e\u7ebf\u6027\u7684 C \u8bed\u8a00\u53d8\u91cf\u6216\u590d\u6742\u7ed3\u6784\u4f53&#xff08;VariableDataPrototype \u6216 SenderReceiverInterface \u4e2d\u7684\u4e00\u4e2a\u7279\u5b9a dataElement&#xff09;\u3002<\/li>\n<li>ComXf \u8f93\u51fa\u7684\u662f&#xff1a;\u6241\u5e73\u7684\u3001\u8fde\u7eed\u7684 Byte Array&#xff08;\u4e00\u7ef4 uint8 \u6570\u7ec4&#xff09;&#xff0c;\u8be5\u6570\u7ec4\u4e0e COM \u6a21\u5757\u4e2d\u914d\u7f6e\u7684 ISignalGroup \u7269\u7406\u4f4d\u57df&#xff08;Bit Layout&#xff09;\u4e00\u4e00\u5bf9\u5e94\u3002<\/li>\n<li>ComXf \u4e0d\u8d1f\u8d23 \u5355\u4e2a\u72ec\u7acb ISignal \u7684\u5e8f\u5217\u5316&#xff0c;\u4e5f\u4e0d\u8d1f\u8d23\u6574\u4e2a I-PDU \u5e27\u7684\u53d1\u9001\u3002<\/li>\n<\/ul>\n<hr \/>\n<h3>2. \u4e3a\u4ec0\u4e48\u9700\u8981 ComXf&#xff1a;\u89e3\u51b3\u7684\u5de5\u7a0b\u75db\u70b9\u4e0e\u67b6\u6784\u4f18\u52bf<\/h3>\n<h4>2.1 \u4f20\u7edf\u201c\u5e94\u7528\u5c42\u624b\u5199\u6253\u5305 \/ \u76f4\u63a5\u8f6c\u6570\u7ec4\u201d\u7684\u56db\u5927\u81f4\u547d\u5de5\u7a0b\u75db\u70b9<\/h4>\n<p>\u5728\u6ca1\u6709 ComXf \u4ee5\u524d&#xff0c;\u5e94\u7528\u5c42 SW-C \u4f20\u8f93\u7ed3\u6784\u4f53&#xff08;Struct&#xff09;\u65f6\u7ecf\u5e38\u91c7\u7528\u4e34\u65f6\u65b9\u6848&#xff0c;\u8fd9\u5728\u5b9e\u9645\u5de5\u7a0b\u4e2d\u5e26\u6765\u4e86\u6781\u9ad8\u7684\u9690\u60a3&#xff1a;<\/p>\n<li>\u5185\u5b58\u5bf9\u9f50\u4e0e Gap \u6ea2\u51fa&#xff08;Alignment Risk&#xff09;\n<ul>\n<li>\u73b0\u8c61&#xff1a;\u4e0d\u540c\u5fae\u63a7\u5236\u5668&#xff08;\u5982 16 \u4f4d\u7684 Infineon XC2000 \u4e0e 32 \u4f4d\u7684 Tricore TC3xx&#xff09;\u5176\u5185\u5b58\u5bf9\u9f50&#xff08;Memory Alignment&#xff09;\u548c\u7f16\u8bd1\u5668\u884c\u4e3a\u5404\u5f02\u3002\u4e00\u4e2a\u5728 32 \u4f4d MCU \u4e0a\u5b9a\u4e49\u7684 struct { uint8 a; uint16 b; } \u53ef\u80fd\u7531\u4e8e\u7f16\u8bd1\u5668\u6267\u884c\u201c2\u5b57\u8282\u8fb9\u754c\u5bf9\u9f50\u201d&#xff0c;\u5bfc\u81f4 a \u4e0e b \u4e4b\u95f4\u4ea7\u751f 1 \u5b57\u8282\u7684\u7a7a\u95f2\u95f4\u9699&#xff08;Pad\/Gap&#xff09;\u3002<\/li>\n<li>\u95ee\u9898&#xff1a;\u5982\u679c\u5728\u5e94\u7528\u5c42\u5f3a\u884c\u4f7f\u7528 memcpy \u5c06\u7ed3\u6784\u4f53\u62f7\u8d1d\u6210\u4e00\u7ef4\u6570\u7ec4\u53d1\u9001&#xff0c;\u5c31\u4f1a\u628a\u5185\u5b58\u4e2d\u7684\u7a7a\u95f2\u95f4\u9699\u6570\u636e\u4e00\u8d77\u53d1\u4e0a\u603b\u7ebf&#xff0c;\u4e0d\u4ec5\u6d6a\u8d39\u4e86\u5b9d\u8d35\u7684\u603b\u7ebf\u5e26\u5bbd&#xff0c;\u66f4\u4e25\u91cd\u7684\u662f&#xff0c;\u63a5\u6536\u7aef ECU \u5982\u679c\u5bf9\u9f50\u65b9\u5f0f\u4e0d\u540c&#xff0c;\u4f1a\u76f4\u63a5\u8bfb\u51fa\u9519\u4e71\u7684\u3001\u9519\u4f4d\u7684\u503c\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u5f02\u6784\u5e73\u53f0\u7684\u5b57\u8282\u5e8f\u9519\u4e71&#xff08;Endianness Inconsistency&#xff09;\n<ul>\n<li>\u73b0\u8c61&#xff1a;\u8f66\u8eab\u63a7\u5236 ECU&#xff08;\u5927\u7aef&#xff09;\u4e0e\u7f51\u5173 ECU&#xff08;\u5c0f\u7aef&#xff09;\u901a\u4fe1\u3002<\/li>\n<li>\u95ee\u9898&#xff1a;\u76f4\u63a5\u901a\u8fc7\u6570\u7ec4\u62f7\u8d1d\u53d1\u9001&#xff0c;\u591a\u5b57\u8282\u7c7b\u578b\u7684\u6570\u503c&#xff08;\u5982 uint32 \u7684\u4f20\u611f\u5668\u963b\u503c&#xff09;\u5230\u8fbe\u5bf9\u7aef\u540e\u9ad8\u4f4e\u5b57\u8282\u98a0\u5012&#xff0c;\u8f66\u8f86\u4f1a\u7acb\u523b\u62a5\u51fa\u4e25\u91cd\u7684\u8f93\u5165\u4fe1\u53f7\u8303\u56f4\u8d85\u9650\u3002<\/li>\n<\/ul>\n<\/li>\n<li>E2E \u7aef\u5230\u7aef\u5b89\u5168\u4fdd\u62a4\u7684\u201c\u65e0\u6e90\u4e4b\u6c34\u201d\n<ul>\n<li>\u73b0\u8c61&#xff1a;\u7aef\u5230\u7aef\u4fdd\u62a4&#xff08;E2E&#xff09;\u8981\u6c42\u5bf9\u8fde\u7eed\u7684\u4e00\u7ef4\u6241\u5e73\u5b57\u8282\u6d41\u8fdb\u884c CRC \u548c Counter \u6821\u9a8c\u3002<\/li>\n<li>\u95ee\u9898&#xff1a;\u5728\u4f20\u7edf COM \u6a21\u5757\u4e2d&#xff0c;\u6570\u636e\u662f\u7531\u5e94\u7528\u5c42\u901a\u8fc7 Com_SendSignal \u6563\u843d\u5728\u5404\u4e2a\u4fe1\u53f7\u91cc\u7684&#xff0c;COM \u6a21\u5757\u5728\u5185\u90e8\u628a\u8fd9\u4e9b\u4fe1\u53f7\u4f9d\u6b21\u585e\u5230\u4e0d\u540c\u7684 PDU \u4f4d\u57df\u4e2d\u3002\u5728 E2E \u6821\u9a8c\u524d&#xff0c;\u5185\u5b58\u91cc\u6839\u672c\u6ca1\u6709\u4e00\u7247\u8fde\u7eed\u7684\u3001\u4ee3\u8868\u6574\u4e2a\u4fe1\u53f7\u7ec4\u6700\u65b0\u72b6\u6001\u7684\u4e00\u7ef4\u6241\u5e73\u6570\u7ec4\u53ef\u4ee5\u4f9b E2E \u7b97\u6cd5\u76f4\u63a5\u8ba1\u7b97\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u63a5\u53e3\u4e0e\u7269\u7406\u901a\u4fe1\u77e9\u9635&#xff08;DBC \/ ARXML&#xff09;\u5f3a\u8026\u5408\n<ul>\n<li>\u95ee\u9898&#xff1a;\u603b\u7ebf\u901a\u4fe1\u77e9\u9635\u53ea\u8981\u53d1\u751f\u7ec6\u5fae\u8c03\u6574&#xff08;\u5982\u67d0\u4e00\u4e2a\u4ee3\u8868\u72b6\u6001\u7684 Bit \u6539\u53d8\u4e86\u504f\u79fb\u4f4d\u7f6e&#xff09;&#xff0c;\u5e94\u7528\u5c42\u8f6f\u4ef6\u5c31\u5fc5\u987b\u4fee\u6539\u5e76\u91cd\u65b0\u6d4b\u8bd5&#xff0c;\u8fd9\u4e25\u91cd\u8fdd\u80cc\u4e86 AUTOSAR \u7684\u201c\u8f6f\u786c\u89e3\u8026\u201d\u521d\u8877\u3002<\/li>\n<\/ul>\n<\/li>\n<h4>2.2 \u5f15\u5165 ComXf \u540e\u7684\u67b6\u6784\u4f18\u52bf<\/h4>\n<li>\u6781\u81f4\u7684\u8f6f\u786c\u89e3\u8026&#xff1a; \u5e94\u7528\u5c42 SW-C \u53ea\u611f\u77e5\u548c\u8bfb\u5199\u81ea\u7136\u7684 C \u8bed\u8a00\u6570\u636e\u7ed3\u6784&#xff0c;\u4e0d\u7528\u5173\u5fc3\u603b\u7ebf\u4e0a\u662f\u5426\u5b58\u5728\u3001\u5982\u4f55\u6253\u5305\u3001\u4f4d\u504f\u79fb\u591a\u5c11\u3001\u5927\u7aef\u8fd8\u662f\u5c0f\u7aef\u3002\u6240\u6709\u7684\u62fc\u88c5\u903b\u8f91\u3001\u79fb\u4f4d\u7b97\u6cd5\u3001\u5b57\u8282\u53cd\u8f6c\u5168\u90e8\u4ea4\u7531 ComXf\u3002<\/li>\n<li>\u5951\u5408\u5b89\u5168\u94fe\u7ea7\u8054&#xff1a; ComXf \u5c06\u7ed3\u6784\u4f53\u201c\u964d\u7ef4\u201d\u6210\u4e86\u6241\u5e73\u4e00\u7ef4 Byte Array\u3002\u968f\u540e\u7ea7\u8054\u7684 E2E Transformer (E2EXf) \u80fd\u591f\u5728\u8fd9\u7247\u8fde\u7eed\u3001\u6241\u5e73\u7684\u6570\u7ec4\u4e0a\u6781\u5176\u9ad8\u6548\u5730\u6267\u884c CRC \u8ba1\u7b97\u548c Counter \u586b\u5145\u3002<\/li>\n<li>\u4ee3\u7801\u81ea\u52a8\u5316\u751f\u6210&#xff1a; \u6240\u6709\u7684 ComXf \u5e8f\u5217\u5316\u4e0e\u53cd\u5e8f\u5217\u5316\u8f6c\u6362\u4ee3\u7801\u90fd\u662f\u7531\u914d\u7f6e\u5de5\u5177\u94fe\u4f9d\u636e\u901a\u4fe1 ARXML \u4ee5\u53ca COM \u7684 ISignalGroup \u5b9a\u4e49&#xff0c;100% \u81ea\u52a8\u751f\u6210&#xff0c;\u514d\u9664\u4eba\u5de5\u4f4d\u64cd\u4f5c\u6392\u9519\u7684\u70e6\u607c\u3002<\/li>\n<hr \/>\n<h3>3. ComXf \u5728\u901a\u4fe1\u94fe\u8def\u4e2d\u7684\u4f4d\u7f6e&#xff1a;\u6570\u636e\u6d41\u4e0e\u63a7\u5236\u6d41\u5206\u6790<\/h3>\n<p>\u4e3a\u4e86\u8ba9\u5927\u5bb6\u6e05\u6670\u5730\u770b\u5230 ComXf \u626e\u6f14\u7684\u89d2\u8272&#xff0c;\u6211\u4eec\u5c06\u53d1\u9001\u548c\u63a5\u6536\u4e24\u6761\u94fe\u8def\u62c6\u89e3\u4e3a\u201c\u6587\u5b57\u65f6\u5e8f\u56fe\u201d&#xff0c;\u5e76\u660e\u786e\u754c\u5b9a\u201c\u89e6\u53d1\u201d\u4e0e\u201c\u6267\u884c\u201d\u7684\u533a\u522b\u3002<\/p>\n<h4>3.1 \u53d1\u9001\u65b9\u5411&#xff08;Tx &#8211; Serialization&#xff09;<\/h4>\n<p>\u5f53 SW-C \u60f3\u8981\u53d1\u9001\u4e00\u4e2a\u5f3a\u7c7b\u578b\u7ed3\u6784\u4f53\u65f6&#xff1a; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260812014055-6a7bcf278fe8c.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h4>3.2 \u63a5\u6536\u65b9\u5411&#xff08;Rx &#8211; Deserialization&#xff09;<\/h4>\n<p>\u5f53\u7f51\u5361\u6216\u603b\u7ebf\u6536\u53d1\u5668\u6536\u5230\u4e00\u5e27\u6570\u636e\u5e76\u4e0a\u4f20\u5230 COM \u65f6&#xff1a; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/08\/20260812014057-6a7bcf29d85a3.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<hr \/>\n<h3>4. \u6838\u5fc3\u6982\u5ff5\u89e3\u91ca&#xff1a;\u6253\u901a\u7406\u89e3\u58c1\u5792<\/h3>\n<p>\u8bb8\u591a\u521d\u5b66\u8005\u4f1a\u5bf9 Transformer chain \u91cc\u7684\u5404\u79cd\u540d\u8bcd\u4ea7\u751f\u6df7\u6dc6&#xff0c;\u4ee5\u4e0b\u901a\u8fc7\u5de5\u7a0b\u767d\u8bdd\u4e0e\u5c0f\u793a\u4f8b\u8fdb\u884c\u7cfb\u7edf\u6027\u8bb2\u89e3\u3002<\/p>\n<h4>4.1 Transformer&#xff08;\u6570\u636e\u8f6c\u6362\u5668&#xff09;\u4e0e COM \u7684\u533a\u522b<\/h4>\n<ul>\n<li>\u767d\u8bdd\u5b9a\u4e49&#xff1a;\u5b83\u662f\u4e2a\u201c\u7ffb\u8bd1\u5b98\u201d&#xff0c;\u53ea\u7ba1\u628a\u6570\u636e\u4ece\u4e00\u79cd\u7f16\u7801\u683c\u5f0f\u53d8\u5230\u53e6\u4e00\u79cd\u683c\u5f0f&#xff08;\u5982&#xff1a;\u628a\u7ed3\u6784\u4f53\u53d8\u6210\u5927\u7aef\u5b57\u8282\u6570\u7ec4&#xff09;&#xff0c;\u5b83\u662f\u5b8c\u5168\u6ca1\u6709\u65f6\u95f4\u6982\u5ff5\u3001\u6ca1\u6709\u72b6\u6001\u673a\u3001\u6ca1\u6709\u53d1\u9001\u673a\u5236\u7684\u7eaf\u8ba1\u7b97\u5e93\u3002<\/li>\n<li>\u533a\u522b\u4e8e COM&#xff1a;COM \u6a21\u5757\u662f\u201c\u5feb\u9012\u4e2d\u8f6c\u7ad9\u201d\u3002\u5b83\u7ba1\u7406\u7740\u53d1\u9001\u5468\u671f\u5b9a\u65f6\u5668&#xff08;\u5982 10ms \u5468\u671f\u53d1\u300120ms \u5468\u671f\u53d1&#xff09;\u3001\u6b7b\u533a\u76d1\u63a7&#xff08;Deadline Monitoring&#xff09;\u3001\u53d1\u9001\u961f\u5217\u3001\u4e8b\u4ef6\u578b\u89e6\u53d1\u53d1\u9001\u673a\u5236\u3001\u7f51\u5173\u4fe1\u53f7\u8def\u7531\u3001PDU \u5206\u7ec4\u4f7f\u80fd\u7b49\u3002<\/li>\n<li>\u5c0f\u4f8b\u5b50&#xff1a;\u4f60\u5199\u5b8c\u4e00\u5c01\u4fe1&#xff0c;Transformer \u8d1f\u8d23\u5c06\u4e2d\u6587\u7ffb\u8bd1\u6210\u82f1\u6587&#xff08;\u7f16\u7801\u8f6c\u6362&#xff09;&#xff0c;COM \u6a21\u5757\u8d1f\u8d23\u8d34\u90ae\u7968\u3001\u4e22\u8fdb\u90ae\u7bb1\u3001\u5b9a\u65f6\u68c0\u67e5\u90ae\u9012\u5458\u6709\u6ca1\u6709\u628a\u4fe1\u53d6\u8d70&#xff08;\u4f20\u8f93\u8c03\u5ea6&#xff09;\u3002<\/li>\n<\/ul>\n<h4>4.2 Transformer Chain&#xff08;\u8f6c\u6362\u5668\u94fe&#xff09;<\/h4>\n<ul>\n<li>\u767d\u8bdd\u5b9a\u4e49&#xff1a;\u5f53\u6570\u636e\u4e0d\u4ec5\u8981\u5b8c\u6210\u5e8f\u5217\u5316&#xff0c;\u8fd8\u8981\u9644\u52a0\u5b89\u5168\u6821\u9a8c\u548c\u6570\u636e\u52a0\u5bc6\u65f6&#xff0c;\u6309\u7167\u56fa\u5b9a\u987a\u5e8f\u6267\u884c\u7684\u4e00\u7ec4\u8f6c\u6362\u5668\u7ec4\u5408\u3002<\/li>\n<li>\u89c4\u5219\u9650\u5236&#xff1a;\u4e00\u6574\u6761\u94fe\u4e2d&#xff0c;\u5fc5\u987b\u4e14\u53ea\u80fd\u6709\u4e00\u4e2a\u5e8f\u5217\u5316\u5668&#xff08;Serializer&#xff09;\u3002\u5982\u679c\u662f COMBased \u53d8\u6362&#xff0c;ComXf \u5fc5\u987b\u5904\u4e8e\u53d1\u9001\u7aef\u6700\u9876\u5c42\u3001\u63a5\u6536\u7aef\u6700\u5e95\u5c42\u3002<\/li>\n<li>\u5c0f\u4f8b\u5b50&#xff1a;[ComXf] -&gt; [E2EXf]&#xff0c;\u5148\u8f6c\u6362\u6570\u636e&#xff0c;\u518d\u5728\u8f6c\u6362\u540e\u7684\u6d41\u7279\u5b9a\u4f4d\u7f6e\u8ba1\u7b97\u5e76\u5199\u5165\u5b89\u5168 CRC\u3002<\/li>\n<\/ul>\n<h4>4.3 Endianness&#xff08;\u5b57\u8282\u5e8f&#xff1a;\u5927\u7aef \/ \u5c0f\u7aef&#xff09;<\/h4>\n<ul>\n<li>\u767d\u8bdd\u5b9a\u4e49&#xff1a;\u591a\u5b57\u8282\u6574\u578b&#xff08;\u5982 uint16 \u7c7b\u578b\u7684\u4f20\u611f\u5668\u5f00\u5ea6&#xff0c;\u503c\u4e3a 0x1234&#xff09;\u7684\u9ad8\u4f4e\u5b57\u8282\u5728\u5185\u5b58\u4ee5\u53ca\u603b\u7ebf\u6392\u5e03\u4e0a\u7684\u5b58\u653e\u89c4\u5219\u3002\n<ul>\n<li>\u5927\u7aef&#xff08;Big Endian \/ Motorola&#xff09;&#xff1a;\u9ad8\u5b57\u8282\u5728\u524d\u3002\u5b58\u50a8\u987a\u5e8f\u6216\u603b\u7ebf\u9996\u53d1\u5b57\u8282\u4e3a 0x12&#xff0c;\u540e\u53d1 0x34\u3002<\/li>\n<li>\u5c0f\u7aef&#xff08;Little Endian \/ Intel&#xff09;&#xff1a;\u4f4e\u5b57\u8282\u5728\u524d\u3002\u9996\u53d1 0x34&#xff0c;\u540e\u53d1 0x12\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u5728 ComXf \u4e2d\u7684\u4f5c\u7528&#xff1a;\u5982\u679c\u5728 COM \u4e2d\u914d\u7f6e\u4e86\u67d0\u7ec4\u4fe1\u53f7\u4e3a Big Endian&#xff0c;ComXf \u4f1a\u81ea\u52a8\u5728\u751f\u6210\u7684 API \u5185\u90e8\u7f16\u5199\u4f4d\u79fb\u4e0e\u53d6\u53cd\u6307\u4ee4&#xff0c;\u4e0d\u8bba\u672c\u5730\u4e3b\u63a7\u82af\u7247&#xff08;\u5982\u82f1\u98de\u51cc TC397&#xff0c;\u672c\u5730\u5185\u5b58\u4e3a\u5c0f\u7aef&#xff09;\u7684\u539f\u751f\u72b6\u6001\u662f\u4ec0\u4e48&#xff0c;\u5e8f\u5217\u5316\u540e\u7684\u6570\u7ec4\u5bf9\u5e94\u6bd4\u7279\u533a\u95f4\u5fc5\u5b9a\u5448\u5927\u7aef\u683c\u5f0f\u3002<\/li>\n<\/ul>\n<h4>4.4 Alignment &amp; Padding&#xff08;\u5bf9\u9f50\u4e0e\u586b\u5145&#xff09;\u4e0e Gap&#xff08;\u95f4\u9699&#xff09;<\/h4>\n<ul>\n<li>\u767d\u8bdd\u5b9a\u4e49&#xff1a;\n<ul>\n<li>Gap&#xff08;\u95f4\u9699&#xff09;&#xff1a;\u7269\u7406\u901a\u4fe1\u77e9\u9635\u8bbe\u8ba1\u65f6&#xff0c;\u4fe1\u53f7\u7ec4\u4e2d\u5e76\u672a\u88ab\u4efb\u4f55\u5177\u4f53\u7ec4\u6210\u4fe1\u53f7&#xff08;Group Signal&#xff09;\u5360\u7528\u7684\u591a\u4f59 bits \u7a7a\u95f4\u3002<\/li>\n<li>Padding&#xff08;\u586b\u5145&#xff09;&#xff1a;\u7cfb\u7edf\u5728\u6253\u5305\u8fd9\u4e9b\u591a\u4f59\u7684 Gap \u4f4d\u6216\u4fdd\u7559\u4f4d\u65f6&#xff0c;\u9ed8\u8ba4\u8fdb\u884c\u7684\u586b\u5145&#xff08;\u5982\u586b\u5145 0 \u6216 0xFF&#xff09;\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u5728 ComXf \u4e2d\u7684\u4f5c\u7528&#xff1a; ComXf \u5728\u5e8f\u5217\u5316\u6570\u636e\u65f6&#xff0c;\u4e0d\u4f1a\u6f0f\u6389\u4efb\u4f55 Gap\u3002\u5b83\u4f1a\u6309\u7167 COM \u4fa7\u5bf9\u8be5\u4fe1\u53f7\u7ec4\u914d\u7f6e\u7684\u7edd\u5bf9 Bit \u4f4d\u7f6e&#xff0c;\u628a\u5404\u4e2a\u4fe1\u53f7\u585e\u8fdb\u53bb&#xff0c;\u5bf9\u4e8e\u6ca1\u586b\u6570\u636e\u7684 gaps&#xff0c;\u76f4\u63a5\u7ef4\u6301\u5e76\u8df3\u8fc7\u6216\u5199\u5165\u9ed8\u8ba4\u7a7a\u95f2\u5b57\u8282\u3002<\/li>\n<li>ASCII \u5e03\u5c40\u56fe\u793a&#xff08;\u5e26 Gap \u5e03\u5c40\u7684 4 \u5b57\u8282\u4fe1\u53f7\u7ec4\u5e8f\u5217\u5316\u5c55\u793a&#xff09;&#xff1a;ISignalGroup \u7269\u7406\u5b57\u8282\u9635\u5217:<br \/>\nByte 0:  [ Group_Signal_A (8 bits) ] -&gt; \u4ee3\u8868\u8f66\u901f<br \/>\nByte 1:  [ Group_Signal_B (8 bits) ] -&gt; \u4ee3\u8868\u65b9\u5411\u76d8\u8f6c\u89d2\u9ad8 8 \u4f4d<br \/>\nByte 2:  [ Group_Signal_C (4 bits) ] -&gt; \u4ee3\u8868\u65b9\u5411\u76d8\u8f6c\u89d2\u4f4e 4 \u4f4d | [ Gap \u95f4\u9699 (4 bits) (\u586b\u5145 0) ]<br \/>\nByte 3:  [ Group_Signal_D (1 bit ) ] -&gt; \u6309\u94ae\u6309\u4e0b\u72b6\u6001 | [ Gap \u95f4\u9699 (7 bits) (\u586b\u5145 0xFF) ]\n <\/li>\n<\/ul>\n<hr \/>\n<h3>5. ComXf \u7684\u529f\u80fd\u8303\u56f4\u4e0e\u6a21\u5757\u8fb9\u754c<\/h3>\n<p>\u4e3a\u4e86\u9632\u6b62\u5728\u5de5\u7a0b\u4e2d\u628a ComXf \u4e0e\u5176\u4ed6\u901a\u4fe1\u5b50\u6a21\u5757\u6df7\u6dc6&#xff0c;\u4ee5\u4e0b\u901a\u8fc7\u786c\u6027\u8fb9\u754c\u5217\u8868\u8fdb\u884c\u5212\u5206&#xff1a;<\/p>\n<h4>5.1 \u6a21\u5757\u8fb9\u754c\u5bf9\u6bd4\u8868<\/h4>\n<table>\n<tr>\u529f\u80fd\u7279\u5f81ComXf \u8d1f\u8d23COM \u8d1f\u8d23RTE \u8d1f\u8d23SomeIpXf \u8d1f\u8d23E2EXf \u8d1f\u8d23<\/tr>\n<tbody>\n<tr>\n<td align=\"left\">\u751f\u6210\u53cd\u5e8f\u5217\u5316\u5e93\u51fd\u6570<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">\u57fa\u7840\u7c7b\u578b\u6253\u5305 (\u9664UINT8_DYN)<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">\u53d8\u957f\u52a8\u6001\u6570\u7ec4 (UINT8_DYN)<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"center\">\u5426<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">\u53d1\u9001\u5b9a\u65f6\u5668\u4e0e\u53d1\u9001\u6a21\u5f0f\u5207\u6362<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">\u7ba1\u7406\u8f6c\u6362\u94fe\u4e2d\u95f4\u7f13\u5b58 (Buffer)<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">CRC\/Counter \u72b6\u6001\u673a\u4e0e\u786c\u6821\u9a8c<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u662f<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">SOA(\u9762\u5411\u670d\u52a1)\u4ee5\u592a\u7f51\u5305\u5934\u586b\u5145<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"center\">\u5426<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">PDU \u5e27\u7684\u8def\u7531\u4e0e\u5e95\u5c42\u8fc7\u6ee4<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"center\">\u5426<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3>6. \u914d\u7f6e\u6a21\u578b\u8be6\u89e3&#xff1a;\u5de5\u5177\u94fe\u80cc\u540e\u7684\u53c2\u6570\u89c4\u5219<\/h3>\n<p>ComXf \u7684\u914d\u7f6e\u7ed3\u6784\u9690\u85cf\u5728 Xfrm \u4e0e COM \u6a21\u5757\u7684\u591a\u7ef4\u4ea4\u53c9\u5173\u7cfb\u4e2d\u3002\u4ee5\u4e0b\u5217\u51fa\u6700\u6838\u5fc3\u3001\u5728\u914d\u7f6e\u5de5\u5177\u4e2d\u5fc5\u4e0d\u53ef\u5c11\u7684\u914d\u7f6e\u9879&#xff1a;<\/p>\n<h4>Xfrm \/ ComXf \u6838\u5fc3\u914d\u7f6e\u53c2\u6570\u8868<\/h4>\n<table>\n<tr>\u914d\u7f6e\u9879 (EcucParameter)\u6240\u5c5e\u7236\u5bb9\u5668\u6570\u636e\u7c7b\u578b\u4e0e\u53d6\u503c\u662f\u5426\u5fc5\u9009\u6838\u5fc3\u4f5c\u7528\u4e0e\u5e95\u5c42\u884c\u4e3a\u5f71\u54cd\u7ea7\u8054\/\u6ce8\u610f\u4e8b\u9879\u6807\u51c6\u4f9d\u636e<\/tr>\n<tbody>\n<tr>\n<td align=\"left\">ComSignalGroupArrayAccess<\/td>\n<td align=\"left\">ComSignalGroup (COM \u6a21\u5757)<\/td>\n<td align=\"left\">Boolean \/ True<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"left\">\u63a7\u5236 COM \u6a21\u5757\u5bf9\u8be5\u4fe1\u53f7\u7ec4\u751f\u6210\u8fde\u7eed\u6570\u7ec4\u7ea7\u522b\u7684\u4e13\u7528\u8bfb\u5199 API\u3002\u82e5\u672a\u8bbe\u4e3a True&#xff0c;ComXf \u5728\u7f16\u8bd1\u65f6\u5c06\u627e\u4e0d\u5230 Com_SendSignalGroupArray \u63a5\u53e3\u3002<\/td>\n<td align=\"left\">\u6b64\u53c2\u6570\u4e0d\u914d&#xff0c;\u901a\u4fe1\u76f4\u63a5\u5361\u6b7b\u3002 \u5c5e\u4e8e COM \u4fa7\u6838\u5fc3\u914d\u7f6e\u3002<\/td>\n<td align=\"left\"><\/td>\n<\/tr>\n<tr>\n<td align=\"left\">apiServicePrefix<\/td>\n<td align=\"left\">XfrmGeneral<\/td>\n<td align=\"left\">String \/ &#034;ComXf&#034;<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"left\">\u51b3\u5b9a\u8be5\u6570\u636e\u8f6c\u6362\u5668\u751f\u6210\u7684\u6240\u6709 C \u8bed\u8a00 API \u51fd\u6570\u7684\u89c4\u8303\u5316\u540d\u79f0\u524d\u7f00\u3002<\/td>\n<td align=\"left\">\u5bf9\u4e8e\u57fa\u4e8e COM \u53d8\u6362&#xff0c;AUTOSAR \u5f3a\u5236\u8981\u6c42\u8bbe\u7f6e\u4e3a\u56fa\u5b9a\u7684 &#034;ComXf&#034; \u5b57\u7b26\u4e32\u3002<\/td>\n<td align=\"left\"><\/td>\n<\/tr>\n<tr>\n<td align=\"left\">XfrmVersionInfoApi<\/td>\n<td align=\"left\">XfrmGeneral<\/td>\n<td align=\"left\">Boolean \/ True<\/td>\n<td align=\"center\">\u5426<\/td>\n<td align=\"left\">\u662f\u5426\u751f\u6210\u5e76\u4f7f\u80fd\u83b7\u53d6\u5f53\u524d\u8f6c\u6362\u5668\u7248\u672c\u4fe1\u606f\u7684 ComXf_GetVersionInfo API\u3002<\/td>\n<td align=\"left\">\u9ed8\u8ba4\u901a\u5e38\u4e3a False\u3002\u82e5\u9700\u8981\u652f\u6301\u8c03\u8bd5\u548c\u8bca\u65ad&#xff0c;\u53ef\u624b\u52a8\u4f7f\u80fd\u3002<\/td>\n<td align=\"left\"><\/td>\n<\/tr>\n<tr>\n<td align=\"left\">transformerClass<\/td>\n<td align=\"left\">TransformationTechnology<\/td>\n<td align=\"left\">Enum \/ SERIALIZER<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"left\">\u5b9a\u4e49\u8be5\u8f6c\u6362\u5668\u6280\u672f\u7684\u804c\u80fd\u5c42\u7ea7\u7c7b\u522b\u3002<\/td>\n<td align=\"left\">\u53ea\u80fd\u8bbe\u7f6e\u4e3a &#034;serializer&#034;&#xff0c;\u4ee5\u6b64\u9650\u5236\u5b83\u5728\u94fe\u6761\u4e2d\u7684\u9876\u5c42\u89d2\u8272\u3002<\/td>\n<td align=\"left\"><\/td>\n<\/tr>\n<tr>\n<td align=\"left\">protocol<\/td>\n<td align=\"left\">TransformationTechnology<\/td>\n<td align=\"left\">String \/ &#034;COMBased&#034;<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"left\">\u6307\u660e\u6240\u5339\u914d\u7684\u901a\u4fe1\u534f\u8bae\u5b9e\u73b0\u7c7b\u578b\u3002<\/td>\n<td align=\"left\">\u5fc5\u987b\u5f3a\u884c\u786c\u7f16\u7801\u914d\u7f6e\u4e3a &#034;COMBased&#034;\u3002<\/td>\n<td align=\"left\"><\/td>\n<\/tr>\n<tr>\n<td align=\"left\">XfrmISignalGroupRef<\/td>\n<td align=\"left\">XfrmSignal<\/td>\n<td align=\"left\">ForeignReference<\/td>\n<td align=\"center\">\u662f<\/td>\n<td align=\"left\">\u5efa\u7acb\u8be5\u8f6c\u6362\u5668\u5b9e\u73b0\u6620\u50cf&#xff08;Xfrm&#xff09;\u4e0e\u7cfb\u7edf\u77e9\u9635\u4e2d\u76ee\u6807 ISignalGroup \u7684\u5b9e\u9645\u5916\u952e\u5f15\u7528\u5173\u8054\u3002<\/td>\n<td align=\"left\">\u53ea\u6709\u5efa\u7acb\u4e86\u8fd9\u5c42\u5173\u7cfb&#xff0c;\u914d\u7f6e\u5de5\u5177\u94fe\u624d\u80fd\u83b7\u77e5\u5f53\u524d\u7ed3\u6784\u4f53\u5e94\u5f53\u6620\u5c04\u5230\u54ea\u7ec4\u4fe1\u53f7\u3002<\/td>\n<td align=\"left\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3>7. API \/ \u63a5\u53e3 \/ \u751f\u6210\u4ee3\u7801&#xff1a;\u5e95\u5c42\u51fd\u6570\u624b\u518c<\/h3>\n<p>\u5728\u8f6f\u4ef6\u751f\u6210\u9636\u6bb5&#xff0c;ComXf \u9a71\u52a8\u9700\u8981\u63d0\u4f9b\u65e0\u72b6\u6001\u7684\u3001\u7eaf\u7cb9\u7528\u4e8e\u5185\u5b58\u62fc\u88c5\u548c\u89e3\u6790\u7684\u6807\u51c6\u63a5\u53e3&#xff1a;<\/p>\n<h4>7.1 \u5e8f\u5217\u5316\u63a5\u53e3&#xff1a;ComXf_&lt;transformerId&gt;<\/h4>\n<ul>\n<li>\u539f\u578b&#xff1a;uint8 ComXf_<span class=\"token operator\">&lt;<\/span>transformerId<span class=\"token operator\">&gt;<\/span> <span class=\"token punctuation\">(<\/span><br \/>\n    uint8<span class=\"token operator\">*<\/span> buffer<span class=\"token punctuation\">,<\/span><br \/>\n    uint32<span class=\"token operator\">*<\/span> bufferLength<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token operator\">&lt;<\/span>paramtype<span class=\"token operator\">&gt;<\/span> dataElement<br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n <\/li>\n<li>\u6267\u884c\u65f6\u673a&#xff1a;\u7531 RTE \u5728\u53d1\u9001\u7aef\u4efb\u52a1\u4e2d\u540c\u6b65\u89e6\u53d1\u8c03\u7528\u3002<\/li>\n<li>\u5165\u53c2&#xff1a;\n<ul>\n<li>buffer (Out)&#xff1a;RTE \u4e8b\u5148\u51c6\u5907\u597d\u7684\u6241\u5e73 RAM \u7f13\u5b58\u6307\u9488&#xff0c;\u7528\u4e8e\u5b58\u653e\u5e8f\u5217\u5316\u6570\u636e\u3002<\/li>\n<li>bufferLength (In\/Out)&#xff1a;\n<ul>\n<li>\u4f5c\u4e3a\u8f93\u5165\u65f6&#xff0c;\u4f20\u5165\u8be5 buffer \u7f13\u51b2\u533a\u652f\u6301\u5199\u5165\u7684\u6700\u5927\u5b57\u8282\u6570\u3002<\/li>\n<li>\u4f5c\u4e3a\u8f93\u51fa\u65f6&#xff0c;\u51fd\u6570\u5c06\u6b64\u53d8\u91cf\u91cd\u5199\u4e3a\u5b9e\u9645\u53d1\u751f\u5e8f\u5217\u5316\u540e\u5360\u7528\u7684\u771f\u5b9e\u5b57\u8282\u6570\u3002<\/li>\n<\/ul>\n<\/li>\n<li>dataElement (In)&#xff1a;\u8981\u5e8f\u5217\u5316\u7684\u5e94\u7528\u5c42\u7ed3\u6784\u4f53\u6216\u53d8\u91cf\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u8fd4\u56de\u503c&#xff1a;0x00 (E_OK) \u4ee3\u8868\u8f6c\u6362\u65e0\u8bef\u5e76\u5b8c\u6210&#xff1b;0x01 (E_NOT_OK) \u4ee3\u8868\u5e8f\u5217\u5316\u5931\u8d25&#xff08;\u901a\u5e38\u662f\u56e0\u4e3a RTE \u7ed9\u7684 buffer \u957f\u5ea6\u4e0d\u591f&#xff0c;\u5bfc\u81f4\u4f4d\u62fc\u63a5\u6ea2\u51fa&#xff09;\u3002<\/li>\n<li>\u4f9d\u636e&#xff1a;[SWS_Xfrm_00036], [SWS_ComXf_00007]<\/li>\n<\/ul>\n<hr \/>\n<h4>7.2 \u53cd\u5e8f\u5217\u5316\u63a5\u53e3&#xff1a;ComXf_Inv_&lt;transformerId&gt;<\/h4>\n<ul>\n<li>\u539f\u578b&#xff1a;uint8 ComXf_Inv_<span class=\"token operator\">&lt;<\/span>transformerId<span class=\"token operator\">&gt;<\/span> <span class=\"token punctuation\">(<\/span><br \/>\n    <span class=\"token keyword\">const<\/span> uint8<span class=\"token operator\">*<\/span> buffer<span class=\"token punctuation\">,<\/span><br \/>\n    uint32 bufferLength<span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token operator\">&lt;<\/span>type<span class=\"token operator\">&gt;<\/span><span class=\"token operator\">*<\/span> dataElement<br \/>\n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n <\/li>\n<li>\u6267\u884c\u65f6\u673a&#xff1a;\u5f53\u6570\u636e\u901a\u8fc7\u603b\u7ebf\u5230\u8fbe&#xff0c;\u4e14\u5e94\u7528\u5c42 SW-C \u901a\u8fc7 RTE \u4e3b\u52a8\/\u88ab\u52a8\u8bfb\u53d6\u65f6\u540c\u6b65\u89e6\u53d1\u3002<\/li>\n<li>\u5165\u53c2&#xff1a;\n<ul>\n<li>buffer (In)&#xff1a;\u603b\u7ebf\u6536\u5230\u7684\u539f\u59cb\u3001\u6241\u5e73\u5b57\u8282\u6570\u7ec4\u6307\u9488\u3002<\/li>\n<li>bufferLength (In)&#xff1a;\u63a5\u6536\u5230\u7684\u6570\u636e\u5b57\u8282\u957f\u5ea6\u3002<\/li>\n<li>dataElement (Out)&#xff1a;\u6307\u5411\u5f85\u88c5\u586b\u7684\u5e94\u7528\u5c42\u5f3a\u7c7b\u578b\u53d8\u91cf\u7ed3\u6784\u4f53\u6307\u9488\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u8fd4\u56de\u503c&#xff1a;\n<ul>\n<li>0x00 (E_OK)&#xff1a;\u53cd\u5e8f\u5217\u5316\u6210\u529f\u3002<\/li>\n<li>0x01 (E_NOT_OK)&#xff1a;\u786c\u9519\u8bef\u5931\u8d25&#xff0c;\u6b64\u65f6\u4e0d\u5f97\u6539\u5199 dataElement\u3002<\/li>\n<li>\u7279\u6b8a\u8fd4\u56de\u503c E_NO_DATA (0x02)&#xff08;\u77e5\u8bc6\u5e93\u63a8\u5bfc&#xff09;&#xff1a;\u82e5 buffer \u4e3a NULL_PTR \u4e14 bufferLength \u4e3a 0&#xff0c;API \u5fc5\u987b\u8fd4\u56de E_NO_DATA \u4e14\u4e0d\u6539\u5199\u7ed3\u6784\u4f53\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u4f9d\u636e&#xff1a;[SWS_Xfrm_00042], [SWS_ComXf_00010], [SWS_ComXf_00035]<\/li>\n<\/ul>\n<hr \/>\n<h4>7.3 \u5168\u5c40\u521d\u59cb\u5316\u4e0e\u53bb\u521d\u59cb\u5316\u63a5\u53e3<\/h4>\n<h5>7.3.1 ComXf_Init<\/h5>\n<ul>\n<li>\u539f\u578b&#xff1a;void ComXf_Init ( const ComXf_ConfigType* config );<\/li>\n<li>\u4f5c\u7528&#xff1a;\u52a0\u8f7d\u521d\u59cb\u5316\u914d\u7f6e\u7ed3\u6784\u4f53\u3002<\/li>\n<li>\u4f9d\u636e&#xff1a;[SWS_ComXf_00026]<\/li>\n<\/ul>\n<h5>7.3.2 ComXf_DeInit<\/h5>\n<ul>\n<li>\u539f\u578b&#xff1a;void ComXf_DeInit ( void );<\/li>\n<li>\u4f5c\u7528&#xff1a;\u53bb\u521d\u59cb\u5316\u5e76\u6e05\u9664\u8f6c\u6362\u5668\u8d44\u6e90\u3002<\/li>\n<li>\u4f9d\u636e&#xff1a;[SWS_ComXf_00027]<\/li>\n<\/ul>\n<hr \/>\n<h3>8. \u53d1\u9001\u65b9\u5411\u8be6\u7ec6\u6d41\u7a0b&#xff1a;\u4ee5\u65b9\u5411\u76d8\u8f6c\u89d2\u6253\u5305\u4e3a\u4f8b&#xff08;\u793a\u4f8b&#xff09;<\/h3>\n<p>\u4e3a\u4e86\u8ba9\u590d\u6742\u7684\u6253\u5305\u6982\u5ff5\u5177\u8c61\u5316&#xff0c;\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u7ecf\u5178\u7684\u6559\u5b66\u793a\u4f8b\u6765\u8fd8\u539f\u8fd0\u884c\u65f6\u4f4d\u62fc\u63a5\u7684\u8fc7\u7a0b\u3002<\/p>\n<h4>8.1 \u573a\u666f\u8bbe\u5b9a<\/h4>\n<p>SW-C SWC_Chassis \u60f3\u8981\u5468\u671f\u53d1\u9001\u4e00\u4e2a\u5e95\u76d8\u65b9\u5411\u76d8\u8f6c\u89d2\u7ed3\u6784\u4f53 SteeringStruct&#xff1a;<\/p>\n<p><span class=\"token keyword\">typedef<\/span> <span class=\"token keyword\">struct<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    uint16 angle<span class=\"token punctuation\">;<\/span>       <span class=\"token comment\">\/\/ \u8f6c\u89d2&#xff0c;\u8981\u6c42\u5728\u603b\u7ebf\u4e0a\u4ee5 16 bits \u5927\u7aef (Motorola) \u4f20\u8f93<\/span><br \/>\n    uint8 status<span class=\"token punctuation\">;<\/span>       <span class=\"token comment\">\/\/ \u72b6\u6001\u5b57&#xff0c;\u5728\u603b\u7ebf\u4e0a\u5360 8 bits<\/span><br \/>\n    boolean fault<span class=\"token punctuation\">;<\/span>      <span class=\"token comment\">\/\/ \u6545\u969c\u6807\u5fd7&#xff0c;\u5728\u603b\u7ebf\u4e0a\u5360 1 bit<\/span><br \/>\n<span class=\"token punctuation\">}<\/span> SteeringStruct<span class=\"token punctuation\">;<\/span><\/p>\n<p>\u6839\u636e DBC\/ARXML \u77e9\u9635\u8bbe\u8ba1&#xff0c;\u8be5\u6570\u636e\u5bf9\u5e94\u7684 COM ISignalGroup_Steering&#xff08;\u603b\u957f\u914d\u7f6e\u4e3a 4 \u5b57\u8282&#xff0c;\u5728 IPDU \u7684 Byte 2 \u5904\u504f\u7f6e&#xff09;&#xff1a;<\/p>\n<li>GroupSignal_angle&#xff1a;\u5360\u7528\u8be5\u4fe1\u53f7\u7ec4\u5185\u504f\u7f6e\u7684 Byte 0 \u548c Byte 1&#xff08;\u91c7\u7528 Big Endian \u5b57\u8282\u5e8f&#xff09;\u3002<\/li>\n<li>GroupSignal_status&#xff1a;\u5360\u7528\u8be5\u4fe1\u53f7\u7ec4\u5185\u504f\u7f6e\u7684 Byte 2&#xff08;8 bits&#xff09;\u3002<\/li>\n<li>GroupSignal_fault&#xff1a;\u5360\u7528\u8be5\u4fe1\u53f7\u7ec4\u5185\u504f\u7f6e\u7684 Byte 3 \u7684\u7b2c Bit 0 \u4f4d\u7f6e&#xff08;Bit 1-7 \u4e3a\u4fdd\u7559 Gap&#xff0c;\u7f3a\u7701\u8865 0&#xff09;\u3002<\/li>\n<hr \/>\n<h4>8.2 \u8fd0\u884c\u65f6\u751f\u6210\u7684 ComXf \u5e8f\u5217\u5316\u5e95\u5c42\u4f2a\u4ee3\u7801<\/h4>\n<p>\u5728\u914d\u7f6e\u751f\u6210\u540e&#xff0c;\u7531\u5de5\u5177\u81ea\u52a8\u8f93\u51fa\u7684 ComXf_Steering \u4ee3\u7801\u5176\u5b9e\u8d28\u903b\u8f91\u5982\u4e0b\u6240\u793a&#xff1a;<\/p>\n<p><span class=\"token comment\">\/* \u81ea\u52a8\u751f\u6210\u7684\u5e8f\u5217\u5316\u6838\u5fc3\u51fd\u6570 *\/<\/span><br \/>\nuint8 <span class=\"token function\">ComXf_Steering_SG<\/span> <span class=\"token punctuation\">(<\/span>uint8<span class=\"token operator\">*<\/span> buffer<span class=\"token punctuation\">,<\/span> uint32<span class=\"token operator\">*<\/span> bufferLength<span class=\"token punctuation\">,<\/span> SteeringStruct dataElement<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/* 1. \u4e25\u683c\u7684\u5b89\u5168\u8fb9\u754c\u68c0\u67e5&#xff0c;\u786e\u4fdd buffer \u7a7a\u95f4\u8db3\u591f\u88c5\u586b 4 \u5b57\u8282 *\/<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>buffer <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token constant\">NULL<\/span> <span class=\"token operator\">||<\/span> bufferLength <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token constant\">NULL<\/span> <span class=\"token operator\">||<\/span> <span class=\"token operator\">*<\/span>bufferLength <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">4<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> E_NOT_OK<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u8fd4\u56de\u786c\u9519\u8bef&#xff0c;\u9632\u6b62\u5185\u5b58\u8d8a\u754c\u810f\u5199<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/* 2. \u9488\u5bf9\u5927\u7aef Big Endian \u7684 angle \u8fdb\u884c\u5b57\u8282\u53cd\u8f6c\u62fc\u88c5 *\/<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u9ad8\u5b57\u8282\u79fb\u4f4d\u585e\u5165 Byte 0<\/span><br \/>\n    buffer<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>uint8<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>dataElement<span class=\"token punctuation\">.<\/span>angle <span class=\"token operator\">&gt;&gt;<\/span> <span class=\"token number\">8<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;<\/span> <span class=\"token number\">0xFF<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u4f4e\u5b57\u8282\u585e\u5165 Byte 1<\/span><br \/>\n    buffer<span class=\"token punctuation\">[<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>uint8<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">(<\/span>dataElement<span class=\"token punctuation\">.<\/span>angle <span class=\"token operator\">&amp;<\/span> <span class=\"token number\">0xFF<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>         <\/p>\n<p>    <span class=\"token comment\">\/* 3. \u590d\u5236\u72b6\u6001\u5b57\u8282 *\/<\/span><br \/>\n    buffer<span class=\"token punctuation\">[<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> dataElement<span class=\"token punctuation\">.<\/span>status<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/* 4. \u62fc\u88c5 fault \u5e03\u5c14\u6807\u5fd7\u5230 Byte 3 \u7684 Bit 0 \u4f4d\u7f6e *\/<\/span><br \/>\n    buffer<span class=\"token punctuation\">[<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>dataElement<span class=\"token punctuation\">.<\/span>fault <span class=\"token operator\">&#061;&#061;<\/span> true<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">?<\/span> <span class=\"token number\">0x01<\/span> <span class=\"token operator\">:<\/span> <span class=\"token number\">0x00<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u5bf9 Byte 3 \u5269\u4f59\u672a\u88ab\u4efb\u4f55 Group Signal \u5360\u7528\u7684 Bits 1-7 (Gap \u95f4\u9699) \u8fdb\u884c\u8865 0 \u586b\u5145<\/span><br \/>\n    buffer<span class=\"token punctuation\">[<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&amp;&#061;<\/span> <span class=\"token number\">0x01<\/span><span class=\"token punctuation\">;<\/span> <\/p>\n<p>    <span class=\"token comment\">\/* 5. \u66f4\u65b0\u5b9e\u9645\u751f\u6210\u7684\u5b57\u8282\u6d41\u957f\u5ea6 *\/<\/span><br \/>\n    <span class=\"token operator\">*<\/span>bufferLength <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">4<\/span><span class=\"token punctuation\">;<\/span> <\/p>\n<p>    <span class=\"token keyword\">return<\/span> E_OK<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u8f6c\u6362\u6210\u529f<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<hr \/>\n<h3>9. \u63a5\u6536\u65b9\u5411\u8be6\u7ec6\u6d41\u7a0b&#xff1a;\u9006\u5411\u89e3\u6790\u4e0e\u517c\u5bb9\u8fc1\u79fb<\/h3>\n<h4>9.1 \u9006\u5411\u53cd\u5e8f\u5217\u5316\u4f2a\u4ee3\u7801\u5b9e\u73b0&#xff08;\u793a\u4f8b&#xff09;<\/h4>\n<p>\u5f53\u7f51\u5361\u63a5\u6536\u5230\u4e00\u5e27 4 \u5b57\u8282\u7684\u8e0f\u677f\u62a5\u6587&#xff0c;RTE \u63d0\u53d6\u51fa\u539f\u59cb\u6241\u5e73\u6570\u7ec4\u540e&#xff0c;\u8c03\u7528\u53cd\u5e8f\u5217\u5316\u5668&#xff1a;<\/p>\n<p><span class=\"token comment\">\/* \u81ea\u52a8\u751f\u6210\u7684\u53cd\u5e8f\u5217\u5316\u6838\u5fc3\u51fd\u6570 *\/<\/span><br \/>\nuint8 <span class=\"token function\">ComXf_Inv_Steering_SG<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> uint8<span class=\"token operator\">*<\/span> buffer<span class=\"token punctuation\">,<\/span> uint32 bufferLength<span class=\"token punctuation\">,<\/span> SteeringStruct<span class=\"token operator\">*<\/span> dataElement<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/* 1. \u8f93\u5165\u6307\u9488\u548c\u957f\u5ea6\u7684\u6700\u57fa\u672c\u8fb9\u754c\u4fdd\u62a4 *\/<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>buffer <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token constant\">NULL<\/span> <span class=\"token operator\">||<\/span> dataElement <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token constant\">NULL<\/span> <span class=\"token operator\">||<\/span> bufferLength <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">4<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> E_NOT_OK<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u6570\u636e\u6b8b\u7f3a\u6216\u957f\u5ea6\u4e25\u91cd\u4e0d\u8db3&#xff0c;\u89e6\u53d1\u786c\u9519\u8bef&#xff0c;\u4fdd\u62a4\u5185\u5b58\u4e0d\u810f\u5199<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/* 2. \u9006\u5411\u8fd8\u539f\u5927\u7aef\u5b57\u8282\u5e8f (Big Endian) \u7ec4\u5408\u4e3a uint16 *\/<\/span><br \/>\n    dataElement<span class=\"token operator\">-&gt;<\/span>angle <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span>uint16<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>uint16<span class=\"token punctuation\">)<\/span>buffer<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&lt;&lt;<\/span> <span class=\"token number\">8<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">|<\/span> <span class=\"token punctuation\">(<\/span>uint16<span class=\"token punctuation\">)<\/span>buffer<span class=\"token punctuation\">[<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/* 3. \u8fd8\u539f\u72b6\u6001\u6210\u5458 *\/<\/span><br \/>\n    dataElement<span class=\"token operator\">-&gt;<\/span>status <span class=\"token operator\">&#061;<\/span> buffer<span class=\"token punctuation\">[<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/* 4. \u63d0\u53d6 Byte 3 \u504f\u7f6e\u4e0b\u7684 Bit 0 \u4ee5\u6062\u590d\u5e03\u5c14\u503c *\/<\/span><br \/>\n    dataElement<span class=\"token operator\">-&gt;<\/span>fault <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">(<\/span>buffer<span class=\"token punctuation\">[<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&amp;<\/span> <span class=\"token number\">0x01<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">0x01<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">?<\/span> true <span class=\"token operator\">:<\/span> false<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">return<\/span> E_OK<span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u8fd8\u539f\u6210\u529f<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<hr \/>\n<h4>9.2 \u5f02\u5e38\u517c\u5bb9\u573a\u666f\u5206\u6790&#xff1a;\u5728\u5de5\u7a0b\u4e2d\u7406\u89e3\u5411\u524d\u517c\u5bb9\u6027 (Migration)<\/h4>\n<p>\u5728\u771f\u5b9e\u7684\u6c7d\u8f66\u7814\u53d1\u6d41\u7a0b\u4e2d&#xff0c;\u53d1\u9001\u7aef ECU \u4e0e\u63a5\u6536\u7aef ECU \u7684\u5f00\u53d1\u8fdb\u5ea6\u53ef\u80fd\u5e76\u4e0d\u5b8c\u5168\u5bf9\u7b49\u3002\u5982\u679c\u7cfb\u7edf\u5347\u7ea7\u4e86\u901a\u4fe1\u77e9\u9635&#xff0c;\u5f88\u5bb9\u6613\u51fa\u73b0\u4ee5\u4e0b\u5f02\u5e38\u573a\u666f&#xff1a;<\/p>\n<h5>\u573a\u666f&#xff1a;\u5411\u524d\u517c\u5bb9\u7684\u201c\u6570\u636e\u8fc1\u79fb\u201d (Migration Case)<\/h5>\n<ul>\n<li>\u5de5\u7a0b\u80cc\u666f&#xff1a;\u53d1\u9001\u7aef ECU \u56fa\u4ef6\u5347\u7ea7&#xff0c;\u901a\u4fe1\u77e9\u9635\u4e2d\u5728\u6b64\u8e0f\u677f\u4fe1\u53f7\u7ec4\u5c3e\u90e8\u65b0\u589e\u4e86\u4e00\u4e2a uint8 counter \u4fe1\u53f7&#xff08;\u5360\u7b2c 4 \u5b57\u8282&#xff0c;\u603b\u957f\u53d8\u4e3a 5 \u5b57\u8282&#xff09;\u3002\u800c\u63a5\u6536\u7aef ECU \u4ecd\u7136\u8fd0\u884c\u7740\u8001\u7248\u7684 4 \u5b57\u8282\u63a5\u6536\u4ee3\u7801\u3002<\/li>\n<li>\u5e95\u5c42\u8fd0\u884c\u884c\u4e3a&#xff1a;\n<li>\u8001\u7248\u63a5\u6536\u7aef ECU \u7269\u7406\u6536\u5230\u4e86 5 \u5b57\u8282\u7684 PDU \u5b57\u8282\u6d41&#xff0c;\u5e76\u5c06\u5176\u4f20\u9012\u7ed9 ComXf_Inv_Steering_SG&#xff0c;\u6b64\u65f6 bufferLength &#061; 5\u3002<\/li>\n<li>\u8001\u7248\u53cd\u5e8f\u5217\u5316\u51fd\u6570\u5185\u90e8\u68c0\u6d4b\u5230 bufferLength (5) &gt;&#061; \u9884\u671f\u7684\u6700\u5c0f\u5b57\u8282\u6570 (4)\u3002<\/li>\n<li>\u6839\u636e\u89c4\u8303 [SWS_ComXf_00013]&#xff1a;\u53cd\u5e8f\u5217\u5316\u7a0b\u5e8f\u4f1a\u81ea\u52a8\u5b8c\u6574\u3001\u987a\u5229\u5730\u89e3\u6790\u5b83\u9700\u8981\u7684 0 &#8211; 3 \u5b57\u8282\u6210\u5458&#xff0c;\u5e76\u9759\u9ed8\u5730\u5ffd\u7565\u5c3e\u90e8\u591a\u51fa\u7684\u7b2c 4 \u5b57\u8282&#xff0c;\u6700\u7ec8\u5411 RTE \u8fd4\u56de E_OK\u3002<\/li>\n<\/li>\n<li>\u8bbe\u8ba1\u76ee\u7684&#xff1a;\u8fd9\u79cd\u5411\u524d\u517c\u5bb9\u7684\u81ea\u52a8\u622a\u65ad\u8bbe\u8ba1&#xff08;Migration Support&#xff09;&#xff0c;\u4f7f\u5f97\u90e8\u5206\u8282\u70b9\u7684\u63a5\u53e3\u8fed\u4ee3\u4e0d\u4f1a\u5bf9\u5176\u4ed6\u975e\u76f8\u5173 ECU \u7684\u8001\u56fa\u4ef6\u4ea7\u751f\u6bc1\u706d\u6027\u963b\u65ad&#xff0c;\u5728\u6781\u5927\u5730\u4fdd\u969c\u4e86\u8f66\u578b\u5f00\u53d1\u8054\u8c03\u6548\u7387\u7684\u540c\u65f6&#xff0c;\u7ef4\u62a4\u4e86\u7cfb\u7edf\u7684\u5c40\u90e8\u72ec\u7acb\u590d\u7528\u6027\u3002<\/li>\n<\/ul>\n<hr \/>\n<h3>10. \u4e0e SomeIpXf\u3001E2EXf \u7684\u7ec4\u5408\u5173\u7cfb&#xff1a;<\/h3>\n<p>\u5728\u590d\u6742\u7684 AUTOSAR \u9879\u76ee\u4e2d&#xff0c;\u5f88\u5c11\u5355\u72ec\u4f7f\u7528 ComXf\u3002\u7531\u4e8e\u4e0d\u540c\u534f\u8bae\u7684\u6280\u672f\u7279\u5f81\u548c\u8fb9\u754c\u5404\u4e0d\u76f8\u540c&#xff0c;\u7406\u89e3\u5b83\u4eec\u4e4b\u95f4\u7684\u7ea7\u8054\u987a\u5e8f\u5728\u5de5\u7a0b\u4e0a\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h4>10.1 ComXf \u4e0e SomeIpXf&#xff1a;\u4e92\u65a5\u5173\u7cfb<\/h4>\n<ul>\n<li>\u9ec4\u91d1\u6cd5\u5219&#xff1a;\u8fd9\u4e24\u8005\u5728\u540c\u4e00\u4e2a DataTransformation \u94fe\u4e2d\u7edd\u5bf9\u65e0\u6cd5\u7ea7\u8054&#xff01;<\/li>\n<li>\u6280\u672f\u539f\u56e0&#xff1a;\n<ul>\n<li>ComXf \u4ec5\u5904\u7406\u9759\u6001\u56fa\u5b9a\u4f4d\u7f6e\u7684\u901a\u4fe1\u6620\u5c04&#xff08;\u57fa\u4e8e COM \u914d\u7f6e&#xff09;\u3002<\/li>\n<li>SomeIpXf \u5219\u662f\u9762\u5411\u670d\u52a1\u7684\u3001\u52a8\u6001\u7684\u5e8f\u5217\u5316\u5668&#xff08;\u5728 Byte \u6d41\u5934\u90e8\u6ce8\u5165 dynamic \u6d88\u606f\u957f\u5ea6\u3001Message ID\u3001Session ID&#xff0c;\u5e76\u5728\u6253\u5305\u65f6\u652f\u6301\u53ef\u9009\u6210\u5458\u548c\u52a8\u6001\u957f\u5ea6\u6570\u7ec4&#xff09;\u3002<\/li>\n<li>\u6839\u636e AUTOSAR \u89c4\u8303\u9650\u5236&#xff0c;\u4e00\u6574\u6761 Transformer Chain \u4e2d\u6709\u4e14\u4ec5\u80fd\u6709\u4e00\u4e2a\u5e8f\u5217\u5316\u5668&#xff08;SERIALIZER \u7c7b\u522b&#xff09;\u3002\u7531\u4e8e\u8fd9\u4e24\u8005\u90fd\u5c5e\u4e8e SERIALIZER&#xff0c;\u56e0\u6b64\u5929\u751f\u4e92\u65a5&#xff0c;\u4e0d\u80fd\u5e76\u5b58\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>10.2 ComXf \u4e0e E2EXf&#xff08;\u7aef\u5230\u7aef\u6821\u9a8c&#xff09;\u7684\u9ec4\u91d1\u7ea7\u8054\u7ec4\u5408<\/h4>\n<p>\u5f53\u6211\u4eec\u9700\u8981\u5bf9\u4e00\u4e2a\u5e95\u76d8\u5173\u952e\u7ed3\u6784\u4f53&#xff08;\u5982\u5239\u8f66\u8e0f\u677f&#xff09;\u65e2\u8fdb\u884c\u4fe1\u53f7\u5e8f\u5217\u5316&#xff0c;\u53c8\u8981\u5b9e\u65bd\u6700\u9ad8 ASIL \u5b89\u5168\u6821\u9a8c\u4fdd\u62a4\u65f6&#xff0c;\u5c31\u5fc5\u987b\u5c06 ComXf \u4e0e E2EXf&#xff08;\u5b89\u5168 Transformer&#xff09;\u7ea7\u8054\u3002<\/p>\n<ul>\n<li>\u7ea7\u8054\u7684\u89c4\u8303\u8c03\u7528\u94fe\u987a\u5e8f&#xff1a;\n<ul>\n<li>\u53d1\u9001\u7aef&#xff1a;SW-C \u2014&gt; [ComXf] \u2014&gt; [E2EXf] \u2014&gt; [COM] \u2014&gt; \u603b\u7ebf<\/li>\n<li>\u63a5\u6536\u7aef&#xff1a;\u603b\u7ebf \u2014&gt; [COM] \u2014&gt; [E2EXf_Inv] \u2014&gt; [ComXf_Inv] \u2014&gt; SW-C<\/li>\n<\/ul>\n<\/li>\n<li>\u4e3a\u4ec0\u4e48\u5fc5\u987b\u662f\u8fd9\u4e2a\u987a\u5e8f&#xff1f;\n<li>\u5728\u53d1\u9001\u7aef&#xff0c;E2E \u7b97\u6cd5&#xff08;\u5982 CRC \u8ba1\u7b97&#xff09;\u5fc5\u987b\u57fa\u4e8e\u6241\u5e73\u3001\u8fde\u7eed\u7684\u5b57\u8282\u6570\u7ec4\u624d\u80fd\u8fdb\u884c\u8ba1\u7b97\u3002\u5982\u679c\u5148\u8c03 E2E&#xff0c;\u6570\u636e\u8fd8\u662f\u79bb\u6563\u7684 C \u8bed\u8a00\u7ed3\u6784\u4f53\u5f62\u5f0f&#xff0c;\u6839\u672c\u65e0\u6cd5\u8ba1\u7b97 CRC\u3002\u6240\u4ee5\u5fc5\u987b\u5148\u7531 ComXf \u628a\u6570\u636e\u538b\u6241\u3002<\/li>\n<li>\u540c\u7406&#xff0c;\u5728\u63a5\u6536\u7aef&#xff0c;\u5fc5\u987b\u5148\u7531 E2EXf_Inv \u8fdb\u884c CRC \u6821\u9a8c&#xff0c;\u786e\u4fdd\u6570\u636e\u786e\u5b9e\u5b89\u5168\u3001\u672a\u53d1\u751f\u7269\u7406\u7be1\u6539&#xff0c;\u7136\u540e\u624d\u80fd\u628a\u6570\u636e\u4ea4\u7ed9 ComXf_Inv \u53cd\u5e8f\u5217\u5316\u6210\u7ed3\u6784\u4f53\u3002<\/li>\n<\/li>\n<\/ul>\n<hr \/>\n<h4>10.3 \u7ea7\u8054\u4e2d\u7684\u786c\u6027\u7269\u7406\u7ea6\u675f&#xff1a;\u5b89\u5168\u5934\u90e8\u7684\u201c\u786c\u9884\u7559\u201d (Header Reservation)<\/h4>\n<p>\u5728\u591a\u6a21\u5757\u7ea7\u8054\u65f6&#xff0c;\u7cfb\u7edf\u67b6\u6784\u5e08\u5728 DBC\/ARXML \u77e9\u9635\u8bbe\u8ba1\u9636\u6bb5\u5fc5\u987b\u4e25\u683c\u9075\u5b88\u4e00\u4e2a\u786c\u7ea6\u675f [constr_3153]&#xff1a;<\/p>\n<ul>\n<li>\u7ea6\u675f\u903b\u8f91&#xff1a;E2E \u7684\u6821\u9a8c\u4fe1\u606f&#xff08;CRC&#xff0c;Counter&#xff09;\u662f\u8981\u5199\u8fdb\u53d1\u9001\u5b57\u8282\u6570\u7ec4\u5934\u90e8\u7684\u3002\u7531\u4e8e ComXf \u4f1a\u4e25\u683c\u6309\u7167 COM ISignalGroup \u7684\u5b9a\u4e49\u6267\u884c\u4f4d\u6253\u5305&#xff0c;\u5982\u679c\u6211\u4eec\u5728\u901a\u4fe1\u8bbe\u8ba1\u4e2d&#xff0c;\u4e0d\u4e3a E2E Profile \u7684\u6570\u636e\u6bb5\u5728 ISignalGroup \u5934\u90e8\u786c\u6027\u7a7a\u51fa\u5e76\u9884\u7559\u51fa\u7a7a\u95f2\u4f4d&#xff0c;E2EXf \u5c31\u4f1a\u5728\u8ba1\u7b97\u5b8c CRC \u540e&#xff0c;\u5f3a\u884c\u8986\u76d6\u5199\u5165\u5934\u90e8\u7a7a\u95f4&#xff0c;\u4ece\u800c\u5c06\u4f60\u5b9d\u8d35\u7684\u4e1a\u52a1\u6570\u636e&#xff08;\u5982\u8e0f\u677f\u72b6\u6001&#xff09;\u76f4\u63a5\u810f\u5199\u51b2\u6389&#xff01;<\/li>\n<li>\u9884\u7559\u7a7a\u95f4\u89c4\u8303\u5bf9\u7167&#xff08;\u53d1\u9001\u7aef\u5e03\u5c40\u5fc5\u987b\u5728\u524d\u9762\u786c\u9884\u7559\u51fa\u5bf9\u5e94\u7a7a\u95f4&#xff09;&#xff1a;\n<ul>\n<li>E2E PROFILE_01&#xff08;12\u4f4d\u6a21\u5f0f&#xff09;&#xff1a;\u5fc5\u987b\u9884\u7559 12 bits \u7a7a\u95f4\u3002<\/li>\n<li>E2E PROFILE_01&#xff08;16\u4f4d\u6a21\u5f0f&#xff09;&#xff1a;\u5fc5\u987b\u9884\u7559 16 bits \u7a7a\u95f4\u3002<\/li>\n<li>E2E PROFILE_02 \/ PROFILE_22&#xff1a;\u5fc5\u987b\u9884\u7559 16 bits \u7a7a\u95f4\u3002<\/li>\n<li>E2E PROFILE_04 \/ PROFILE_44&#xff1a;\u5fc5\u987b\u9884\u7559 96 bits \u7a7a\u95f4\u3002<\/li>\n<li>E2E PROFILE_05&#xff1a;\u5fc5\u987b\u9884\u7559 24 bits \u7a7a\u95f4\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>11. \u5e38\u89c1\u8bef\u533a\u4e0e\u5de5\u7a0b\u6ce8\u610f\u4e8b\u9879&#xff1a;\u7ecf\u9a8c\u907f\u5751\u6307\u5357<\/h3>\n<p>\u7ed3\u5408\u8f66\u5382&#xff08;OEM&#xff09;\u53ca\u4e00\u7ea7\u4f9b\u5e94\u5546&#xff08;Tier 1&#xff09;\u4e00\u7ebf\u7684\u7814\u53d1\u843d\u5730\u7ecf\u9a8c&#xff0c;\u6211\u4eec\u6574\u7406\u51fa\u4ee5\u4e0b 10 \u6761\u9ad8\u9891\u8bef\u533a\u53ca\u5bf9\u5e94\u7684\u6b63\u786e\u7406\u89e3&#xff0c;\u4f9b\u8c03\u8bd5\u53c2\u8003&#xff1a;<\/p>\n<h4>11.1 \u7ecf\u9a8c\u907f\u5751\u96f7\u8fbe\u8868<\/h4>\n<table>\n<tr>\u5e8f\u53f7\u9519\u8bef\u7406\u89e3 (Wrong)\u6b63\u786e\u7406\u89e3 (Correct)\u5de5\u7a0b\u540e\u679c (Consequence)\u5efa\u8bae\u505a\u6cd5 (Recommendation)<\/tr>\n<tbody>\n<tr>\n<td align=\"left\">1<\/td>\n<td align=\"left\">\u8bef\u8ba4\u4e3a ComXf \u548c COM \u6a21\u5757\u7684\u6253\u5305\u662f\u4e24\u4e2a\u53ef\u4ee5\u72ec\u7acb\u4e8e\u5bf9\u65b9\u5b58\u5728\u7684\u914d\u7f6e\u3002<\/td>\n<td align=\"left\">ComXf \u662f\u201c\u5bc4\u751f\u201d\u4e14\u5f3a\u5173\u8054 COM \u914d\u7f6e\u7684&#xff0c;\u5fc5\u987b\u5f15\u7528 COM \u7684 ISignalGroup \u504f\u7f6e\u6570\u636e\u3002<\/td>\n<td align=\"left\">\u5373\u4f7f\u5728 Xfrm \u4e2d\u914d\u7f6e\u4e86\u6620\u5c04&#xff0c;\u4f46\u5982\u679c COM \u4fa7\u7684 ARXML \u6570\u636e\u53d1\u751f\u65ad\u4ee3&#xff0c;\u7f16\u8bd1\u76f4\u63a5\u62a5\u9519\u5e76\u505c\u6b62\u3002<\/td>\n<td align=\"left\">\u6bcf\u6b21\u66f4\u65b0\u901a\u4fe1 ARXML \u65f6&#xff0c;\u5fc5\u987b\u5728\u914d\u7f6e\u5de5\u5177\u94fe\u4e2d\u540c\u6b65\u751f\u6210\u5e76\u5237\u65b0 COM \u4e0e Xfrm \u7684\u5185\u90e8\u6a21\u578b\u5f15\u7528\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">2<\/td>\n<td align=\"left\">\u8bef\u8ba4\u4e3a ComXf \u6253\u5305\u540e\u7684\u7ebf\u6027 Byte Array \u53ef\u4ee5\u7531\u8f6c\u6362\u5668\u5185\u90e8\u81ea\u53d1\u53d1\u9001\u51fa\u53bb\u3002<\/td>\n<td align=\"left\">ComXf \u672c\u8eab\u662f Stateless \u7684\u7eaf\u8ba1\u7b97\u5e93\u51fd\u6570\u3002\u53d1\u9001\u6700\u7ec8\u5fc5\u987b\u901a\u8fc7 RTE \u89e6\u53d1 COM \u7684\u4e13\u5c5e API\u3002<\/td>\n<td align=\"left\">Xfrm \u5c42\u4ee3\u7801\u770b\u4f3c\u751f\u6210\u5b8c\u7f8e&#xff0c;\u4f46\u8fd0\u884c\u65f6\u603b\u7ebf\u4e0a\u6839\u672c\u6ca1\u6709\u4efb\u4f55\u6570\u636e\u5e27\u53d1\u51fa&#xff08;\u5b9e\u9645\u4e0a\u5e95\u5c42\u6ca1\u6709\u88ab\u201c\u70b9\u706b\u201d&#xff09;\u3002<\/td>\n<td align=\"left\">\u5728 RTE \u4fa7&#xff0c;\u5fc5\u987b\u786e\u4fdd\u914d\u7f6e\u4e86\u5c06\u8be5\u6570\u636e\u5173\u8054\u5230\u6709\u6548\u7684\u901a\u4fe1\u89e6\u53d1\u70b9&#xff08;\u5982\u5468\u671f\u6fc0\u6d3b\u7684\u4fe1\u53f7\u89e6\u53d1\u673a\u5236&#xff09;\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">3<\/td>\n<td align=\"left\">\u5728\u591a\u6838&#xff08;Multicore&#xff09;\u67b6\u6784\u4e2d&#xff0c;\u7531\u4e8e ComXf API \u662f\u53ef\u91cd\u5165\u7684&#xff08;Reentrant&#xff09;&#xff0c;\u56e0\u6b64\u8de8\u6838\u8c03\u7528\u65f6\u65e0\u9700\u8003\u8651\u4e92\u65a5\u4fdd\u62a4\u3002<\/td>\n<td align=\"left\">\u867d\u7136 ComXf \u51fd\u6570\u5185\u90e8\u53ef\u91cd\u5165&#xff0c;\u4f46\u5b83\u6240\u64cd\u4f5c\u7684\u8f93\u51fa\u6570\u636e Buffer \u662f\u7531\u5916\u90e8 RTE \u4f20\u9012\u5e76\u5171\u4eab\u7684\u3002<\/td>\n<td align=\"left\">\u53d1\u751f\u4e24\u4e2a\u6838\u7684\u5e94\u7528 Runnable \u540c\u65f6\u5411\u8be5\u540c\u4e00\u4fe1\u53f7\u53d1\u9001\u6570\u636e\u65f6&#xff0c;Buffer \u88ab\u8de8\u6838\u810f\u5199&#xff0c;\u4ea7\u751f\u7269\u7406\u9519\u4e71\u3002<\/td>\n<td align=\"left\">\u5728\u8de8\u6838\u6216\u591a\u6838\u901a\u4fe1\u5206\u533a&#xff08;Partition&#xff09;\u4e2d&#xff0c;\u5bf9\u540c\u4e00\u63a5\u53e3\u7684 Rte_Write \u5fc5\u987b\u5f15\u5165 RTE \u7684 Exclusive Area&#xff08;\u4e92\u65a5\u4fdd\u62a4\u533a&#xff09; \u9501\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">4<\/td>\n<td align=\"left\">\u8ba4\u4e3a\u6240\u6709\u7684\u7ec4\u4fe1\u53f7\u6253\u5305&#xff08;\u5305\u62ec\u5305\u542b gaps \u95f4\u9699\u7684\u5e03\u5c40&#xff09;\u90fd\u4f1a\u5bfc\u81f4\u5e8f\u5217\u5316\u5931\u8d25\u3002<\/td>\n<td align=\"left\">ComXf \u5929\u7136\u652f\u6301\u7ec4\u6210\u5458\u4fe1\u53f7\u4e4b\u95f4\u5b58\u5728 gaps&#xff08;\u975e\u8fde\u7eed\u6620\u5c04&#xff09;\u7684\u975e\u89c4\u5219\u7d27\u5bc6\u6392\u5e03\u3002<\/td>\n<td align=\"left\">\u56e0\u4e3a\u5bf9 gap \u4ea7\u751f\u6050\u60e7&#xff0c;\u5728 DBC \u77e9\u9635\u8bbe\u8ba1\u65f6\u4eba\u4e3a\u89c4\u907f\u5bf9\u9f50&#xff0c;\u4e0d\u4ec5\u589e\u52a0\u4e86\u603b\u7ebf\u6392\u5e03\u5f00\u9500&#xff0c;\u66f4\u62c9\u957f\u4e86\u7814\u53d1\u65f6\u5ef6\u3002<\/td>\n<td align=\"left\">\u5145\u5206\u4fe1\u4efb\u5de5\u5177\u94fe&#xff0c;\u5728 ARXML \u4e2d\u5927\u80c6\u6839\u636e\u5fae\u63a7\u5236\u5668\u7684\u5185\u5b58\u5bf9\u9f50\u8981\u6c42\u8fdb\u884c gaps \u9884\u7559&#xff0c;ComXf \u4f1a\u81ea\u52a8\u517c\u5bb9\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">5<\/td>\n<td align=\"left\">\u8bef\u5c06 ComXf \u4e0e SomeIpXf \u540c\u65f6\u585e\u5165\u4e00\u4e2a\u7ea7\u8054\u94fe\u6761&#xff0c;\u4ee5\u6b64\u65e2\u505a\u4ee5\u592a\u7f51\u5bf9\u9f50\u53c8\u505a\u9759\u6001\u8f6c\u5316\u3002<\/td>\n<td align=\"left\">\u7ea7\u8054\u94fe\u4e2d\u4e25\u7981\u51fa\u73b0\u591a\u4e2a SERIALIZER&#xff08;\u5e8f\u5217\u5316\u5668&#xff09;\u3002\u8fd9\u5c5e\u4e8e AUTOSAR \u7684\u5e95\u5c42\u67b6\u6784\u786c\u7ea6\u675f\u3002<\/td>\n<td align=\"left\">\u914d\u7f6e\u5de5\u5177\u62a5\u9519&#xff0c;\u53d8\u4f53\u89e3\u6790\u51b2\u7a81&#xff0c;\u65e0\u6cd5\u6b63\u5e38\u8f93\u51fa RTE \u548c C \u4ee3\u7801\u3002<\/td>\n<td align=\"left\">\u9488\u5bf9\u4ee5\u592a\u7f51 SOA \u4f7f\u7528 SomeIpXf&#xff1b;\u9488\u5bf9\u9759\u6001\u603b\u7ebf&#xff08;CAN\/FlexRay&#xff09;\u7684\u4fe1\u53f7\u5230\u670d\u52a1\u6865\u63a5&#xff0c;\u4f7f\u7528 ComXf\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">6<\/td>\n<td align=\"left\">\u5ffd\u89c6\u5728 COM \u4fa7\u4f7f\u80fd ComSignalGroupArrayAccess&#xff0c;\u8bef\u8ba4\u4e3a\u8be5\u9009\u9879\u53ea\u4e0e COM \u5185\u90e8\u8c03\u8bd5\u76f8\u5173\u3002<\/td>\n<td align=\"left\">\u5fc5\u987b\u663e\u5f0f\u52fe\u9009\u4e3a True&#xff0c;COM \u624d\u4f1a\u5f00\u653e\u63a5\u6536\u5e95\u5c42\u7ebf\u6027\u6570\u7ec4\u7684 Com_SendSignalGroupArray \u57fa\u7840 API\u3002<\/td>\n<td align=\"left\">Xfrm \u548c RTE \u7684\u4ee3\u7801\u751f\u6210\u5b8c\u6bd5&#xff0c;\u4f46\u7531\u4e8e\u6ca1\u6709 COM API \u7684\u7269\u7406\u58f0\u660e&#xff0c;\u5728 C \u8bed\u8a00\u94fe\u63a5\u9636\u6bb5\u62a5\u201cLNK 1120 \u5916\u90e8\u7b26\u53f7\u65e0\u6cd5\u89e3\u6790\u201d\u3002<\/td>\n<td align=\"left\">\u5728 COM \u6a21\u5757\u7684\u57fa\u7840\u914d\u7f6e\u53c2\u6570\u5305\u4e2d&#xff0c;\u9488\u5bf9\u6bcf\u4e00\u4e2a\u8981\u4f7f\u7528 Transformer \u7684 ComSignalGroup&#xff0c;\u4e00\u5f8b\u65e0\u6761\u4ef6\u52fe\u9009\u8be5 API \u542f\u7528\u5f00\u5173\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">7<\/td>\n<td align=\"left\">\u5728 IMMEDIATE \u56de\u8c03\u6267\u884c\u6781\u5176\u5e9e\u5927\u7684\u7ec4\u4fe1\u53f7\u53cd\u5e8f\u5217\u5316&#xff08;\u4f8b\u5982\u5927\u5c3a\u5bf8\u7ed3\u6784\u4f53\u8f6c\u6362&#xff09;\u3002<\/td>\n<td align=\"left\">RxIndication \u4f1a\u5728\u5e95\u5c42\u7f51\u5361\u63a5\u6536\u7684\u4e2d\u65ad\u670d\u52a1&#xff08;ISR&#xff09;\u4e0a\u4e0b\u6587\u4e2d\u540c\u6b65\u6267\u884c&#xff0c;\u9020\u6210\u4e2d\u65ad\u88ab\u957f\u671f\u9501\u5b9a\u3002<\/td>\n<td align=\"left\">\u9020\u6210\u4e25\u91cd\u7684\u7cfb\u7edf\u6296\u52a8&#xff08;Jitter&#xff09;&#xff0c;\u5176\u4ed6\u9ad8\u4f18\u5148\u7ea7\u4efb\u52a1&#xff08;\u5982\u7535\u673a\u63a7\u5236&#xff09;\u4ea7\u751f\u6beb\u79d2\u7ea7\u65f6\u5ef6\u751a\u81f3\u4e22\u6b65\u3002<\/td>\n<td align=\"left\">\u5bf9\u4e8e\u5305\u542b\u591a\u5c42\u590d\u6742\u7ed3\u6784\u3001\u957f\u5ea6\u5927\u4e8e 16 \u5b57\u8282\u7684\u4fe1\u53f7\u7ec4\u63a5\u6536&#xff0c;\u5176 IPDU \u7684\u63a5\u6536\u7b56\u7565\u5efa\u8bae\u5728 COM \u4fa7\u914d\u7f6e\u4e3a DEFERRED&#xff08;\u5ef6\u8fdf\u5904\u7406&#xff09;\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">8<\/td>\n<td align=\"left\">\u5728\u603b\u7ebf\u5347\u7ea7\u5347\u7ea7\u4e86\u6570\u636e\u5305&#xff0c;\u5c3e\u90e8\u65b0\u589e\u6570\u636e\u65f6&#xff0c;\u8bef\u4ee5\u4e3a\u5bf9\u7aef ECU \u7684 ComXf \u63a5\u6536\u7aef\u4e5f\u4f1a\u62a5\u9519\u5e76\u76f4\u63a5\u62d2\u7edd\u8be5\u6570\u636e\u3002<\/td>\n<td align=\"left\">\u89c4\u8303\u63d0\u4f9b\u4e86 Migration \u5411\u524d\u622a\u65ad&#xff0c;\u8001\u7248 ECU \u4f9d\u7136\u4f1a\u987a\u5229\u8bfb\u53d6\u524d\u9762\u6240\u9700\u7684\u5143\u7d20\u5e76\u6b63\u5e38\u8fd4\u56de E_OK\u3002<\/td>\n<td align=\"left\">\u5728\u6d4b\u8bd5\u65f6\u56e0\u4e3a\u62c5\u5fc3\u5411\u524d\u622a\u65ad\u62a5\u9519\u800c\u589e\u52a0\u4e86\u591a\u4f59\u7684\u963b\u65ad\u4ee3\u7801&#xff0c;\u964d\u4f4e\u4e86\u8f66\u578b\u5347\u7ea7\u4e2d\u7684\u517c\u5bb9\u5e73\u7a33\u5ea6\u3002<\/td>\n<td align=\"left\">\u5728\u8054\u8c03\u9636\u6bb5&#xff0c;\u5145\u5206\u5229\u7528\u8fd9\u4e00\u622a\u65ad\u7279\u6027\u652f\u6301\u8f6f\u4ef6\u7684\u5e73\u6ed1\u8fed\u4ee3&#xff0c;\u63a5\u6536\u7aef\u53ef\u4ee5\u65e0\u89c6\u4e0d\u76f8\u5173\u53d1\u9001\u7aef\u63a5\u53e3\u7684\u5c0f\u5e45\u5ea6\u5347\u7ea7\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">9<\/td>\n<td align=\"left\">\u8ba4\u4e3a\u5728 API \u5185\u90e8\u6267\u884c\u53cd\u5e8f\u5217\u5316\u662f\u4e00\u79cd\u201c\u6027\u80fd\u6d6a\u8d39\u201d&#xff0c;\u4e0d\u5982\u5168\u90e8\u65e0\u8111\u5728\u56de\u8c03\u4e2d\u5904\u7406\u3002<\/td>\n<td align=\"left\">\u663e\u5f0f\u8bfb\u53d6\u91c7\u7528 Lazy Evaluation&#xff08;\u60f0\u6027\u6c42\u503c\/\u6309\u9700\u89e3\u6790&#xff09;&#xff0c;\u8fd9\u80fd\u5927\u5e45\u5ea6\u9632\u6b62\u5728\u5e94\u7528\u5c42\u8f6e\u8be2\u4e0d\u5bf9\u7b49\u65f6\u4ea7\u751f\u7684\u591a\u4f59 CPU \u6d6a\u8d39\u3002<\/td>\n<td align=\"left\">\u5728 BSW \u56de\u8c03\u4e2d\u9891\u7e41\u9ad8\u9891\u89e3\u6790\u5e94\u7528\u5c42\u53ef\u80fd\u4e0d\u4f1a\u8bfb\u53d6\u7684\u4fe1\u53f7&#xff0c;\u767d\u767d\u8017\u8d39\u4e86\u4e3b\u63a7\u82af\u7247\u9ad8\u8fbe 10% \u7684\u7b97\u529b\u3002<\/td>\n<td align=\"left\">\u5bf9\u4e0d\u9700\u8981\u6fc0\u6d3b Runnable \u52a8\u4f5c\u7684 Polling \u6a21\u5f0f\u6570\u636e&#xff0c;\u53cd\u5e8f\u5217\u5316\u5fc5\u987b\u7ef4\u6301\u5728 Rte_Read API \u5185\u90e8\u8fdb\u884c\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">10<\/td>\n<td align=\"left\">\u7ea7\u8054 E2EXf \u65f6&#xff0c;\u4e0d\u5728 DBC \u4e2d\u9884\u7559\u6821\u9a8c\u5934\u90e8\u7a7a\u95f4&#xff0c;\u8bef\u4ee5\u4e3a\u5b89\u5168\u6821\u9a8c\u4fe1\u606f\u662f\u5199\u5728\u201c\u6570\u636e\u4e4b\u5916\u7684\u201d\u3002<\/td>\n<td align=\"left\">\u6821\u9a8c\u4fe1\u606f\u5fc5\u987b\u7269\u7406\u5360\u636e\u8be5 ISignalGroup \u5728 IPDU \u5b57\u8282\u7f13\u5b58\u533a\u7684\u6700\u524d\u5217&#xff08;\u504f\u79fb Byte 0 \u8d77\u59cb\u4f4d\u7f6e&#xff09;\u3002<\/td>\n<td align=\"left\">CRC \u548c Counter \u7269\u7406\u503c\u4ea7\u751f\u540e&#xff0c;E2E Transformer \u5f3a\u5236\u5c06\u5176\u590d\u5199\u4e8e\u5934\u90e8&#xff0c;\u7834\u574f\u4e86\u540e\u9762\u7d27\u8ddf\u7684\u4e1a\u52a1\u6570\u636e\u3002<\/td>\n<td align=\"left\">\u4e25\u683c\u6267\u884c [constr_3153]&#xff0c;\u5728\u8bbe\u8ba1\u7269\u7406\u603b\u7ebf\u4fe1\u53f7\u77e9\u9635\u65f6&#xff0c;\u4e3a E2E \u9884\u7559\u5bf9\u5e94 Profile&#xff08;\u5982 16 bits&#xff09;\u7684\u7a7a\u95f2\u5360\u4f4d\u7b26\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3>12. \u603b\u7ed3<\/h3>\n<li>\u67b6\u6784\u89d2\u8272&#xff1a;ComXf \u662f Transformer \u901a\u4fe1\u670d\u52a1\u7c07\u91cc\u7684 SERIALIZER&#xff0c;\u9762\u5411\u9759\u6001\u3001\u56fa\u5b9a\u603b\u7ebf\u901a\u4fe1\u77e9\u9635&#xff0c;\u4e13\u95e8\u5904\u7406\u201c\u7ed3\u6784\u4f53 &lt;-&gt; \u8fde\u7eed\u5b57\u8282\u6570\u7ec4\u201d\u7684\u8f6c\u6362\u3002<\/li>\n<li>\u8c03\u7528\u672c\u8d28&#xff1a;\u5b83\u662f\u4e00\u4e2a\u5b8c\u5168\u7531 RTE \u88ab\u52a8\u8c03\u5ea6\u7684\u201c\u65e0\u72b6\u6001\u6570\u636e\u7ffb\u8bd1\u5668\u201d&#xff0c;\u4e0d\u5177\u6709\u4efb\u4f55\u65f6\u95f4\u5468\u671f\u3001\u7269\u7406\u53d1\u9001\u6216\u63a5\u6536\u8f6e\u8be2\u529f\u80fd\u3002<\/li>\n<li>\u6838\u5fc3\u7ea7\u8054&#xff1a;\u5b83\u662f\u5c06\u79bb\u6563\u6570\u636e\u53d8\u6241\u5e73\u3001\u4f7f\u80fd E2EXf \u8ba1\u7b97 CRC \u7684\u7edd\u5bf9\u524d\u7f6e\u6761\u4ef6&#xff0c;\u53d1\u9001\u94fe\u9996\u9009\u5b83&#xff0c;\u63a5\u6536\u94fe\u6700\u665a\u8c03\u5b83\u3002<\/li>\n<li>\u6781\u901f\u89e3\u8026&#xff1a;\u5b8c\u5168\u89e3\u8026\u4e86\u5e94\u7528\u5c42\u5bf9\u603b\u7ebf\u4f4d\u504f\u79fb\u3001\u5b57\u8282\u5e8f\u4e0e\u5bf9\u9f50\u7684\u4f9d\u8d56&#xff0c;\u4f9d\u9760\u5de5\u5177\u94fe\u81ea\u52a8\u5316\u5b8c\u6210\u751f\u6210\u7684\u5de5\u7a0b\u6f14\u8fdb\u3002<\/li>\n<li>\u8bbe\u8ba1\u7f8e\u5b66&#xff1a;\u4e0d\u4ec5\u652f\u6301\u975e\u8fde\u7eed (Gaps) \u6253\u5305&#xff0c;\u66f4\u63d0\u4f9b\u4e86\u5728\u63a5\u53e3\u5347\u7ea7\u3001\u8ffd\u52a0\u5b57\u6bb5\u65f6\u7684\u5929\u7136 Migration \u622a\u65ad\u517c\u5bb9&#xff0c;\u4fdd\u969c\u4e86\u8f66\u578b\u5e73\u7a33\u8fc7\u5ea6\u3002<\/li>\n<hr \/>\n<h3>13. \u672f\u8bed\u8868<\/h3>\n<table>\n<tr>\u672f\u8bed&#xff08;\u7f29\u5199 \/ \u5168\u79f0&#xff09;\u4e2d\u6587\u89e3\u91ca\u5728 ComXf \u4e2d\u7684\u5177\u4f53\u5de5\u7a0b\u610f\u4e49<\/tr>\n<tbody>\n<tr>\n<td align=\"left\">ComXf \/ COM Based Transformer<\/td>\n<td align=\"left\">\u57fa\u4e8e COM \u7684\u6570\u636e\u8f6c\u6362\u5668<\/td>\n<td align=\"left\">\u5c06\u590d\u6742\u5e94\u7528\u4fe1\u53f7\u7ec4\u5e8f\u5217\u5316\u6253\u5305\u81f3\u4e00\u7ef4\u5b57\u8282\u6570\u7ec4&#xff0c;\u6216\u8fd8\u539f\u4e00\u7ef4\u6570\u7ec4\u81f3\u7ed3\u6784\u4f53\u7684 BSW \u6a21\u5757\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Xfrm \/ Transformer Subsystem<\/td>\n<td align=\"left\">\u6570\u636e\u8f6c\u6362\u5b50\u7cfb\u7edf<\/td>\n<td align=\"left\">AUTOSAR \u4e2d\u5305\u542b\u6240\u6709\u8f6c\u6362\u5668&#xff08;ComXf, SomeIpXf, E2EXf&#xff09;\u7684\u6574\u4e2a\u5b50\u7cfb\u7edf\u6846\u67b6\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">SERIALIZER<\/td>\n<td align=\"left\">\u5e8f\u5217\u5316\u5668<\/td>\n<td align=\"left\">Transformer \u7c7b\u522b\u4e4b\u4e00&#xff0c;\u8d1f\u8d23\u5c06\u79bb\u6563\u53d8\u91cf\u964d\u7ef4\u6210\u6241\u5e73\u6570\u7ec4\u683c\u5f0f&#xff08;ComXf \u5373\u5c5e\u6b64\u7c7b&#xff09;\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">ISignalGroup<\/td>\n<td align=\"left\">\u4fe1\u53f7\u7ec4<\/td>\n<td align=\"left\">\u5728 COM \u6a21\u5757\u4e2d&#xff0c;\u4e3a\u4e86\u4fdd\u969c\u6570\u636e\u4e00\u81f4\u6027\u800c\u7ec4\u5408\u6253\u5305\u5728\u4e00\u8d77\u3001\u5177\u6709\u5f71\u4fe1\u53f7\u540c\u6b65\u673a\u5236\u7684\u4fe1\u53f7\u96c6\u5408\u3002<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Migration Case<\/td>\n<td align=\"left\">\u517c\u5bb9\u6027\u6570\u636e\u8fc1\u79fb<\/td>\n<td align=\"left\">\u63a5\u6536\u7aef\u9047\u5230\u7531\u4e8e\u901a\u4fe1\u77e9\u9635\u5347\u7ea7\u5728\u5c3e\u90e8\u65b0\u589e\u5b57\u6bb5\u7684\u66f4\u957f\u62a5\u6587\u65f6&#xff0c;\u81ea\u52a8\u622a\u65ad\u5ffd\u7565\u591a\u4f59\u9879\u5e76\u786e\u4fdd\u4e3b\u529b\u5b57\u6bb5\u4f9d\u7136\u53ef\u4ee5\u6b63\u5e38\u8fd4\u56de\u7684\u7279\u6027\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3>14. \u4e3b\u8981\u6807\u51c6\u4f9d\u636e&#xff1a;<\/h3>\n<ul>\n<li>AUTOSAR_CP_SWS_COMBasedTransformer.pdf<\/li>\n<li>AUTOSAR_CP_TPS_SystemTemplate.pdf<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u3010AUTOSAR\u3011COM Based Transformer (ComXf)\u8fdb\u9636\u8be6\u89e3 \u5f15\u8a00&#xff1a;\u4e3a\u4ec0\u4e48\u9700\u8981\u8fd9\u4efd\u6559\u7a0b&#xff1f;<br \/>\n\u5728\u73b0\u4ee3\u6c7d\u8f66\u7535\u5b50\u5f00\u53d1\u4e2d&#xff0c;\u5e94\u7528\u8f6f\u4ef6&#xff08;SW-C&#xff09;\u4e0e\u5e95\u5c42\u603b\u7ebf\u901a\u4fe1\u7684\u89e3\u8026\u3001\u6570\u636e\u6d41\u7684\u7aef\u5230\u7aef&#xff08;E2E&#xff09;\u5b89\u5168\u9632\u62a4\u4ee5\u53ca\u5f02\u6784\u5e73\u53f0\u4e4b\u95f4\u7684\u6570\u636e\u4e00\u81f4\u6027&#xff0c;\u662f\u57fa\u7840\u8f6f\u4ef6\u67b6\u6784\u5e08\u5fc5\u987b\u89e3\u51b3\u7684\u6838\u5fc3\u5de5\u7a0b\u6311\u6218\u3002 \u4f20\u7edf\u7684 AUTOSAR \u4fe1\u53f7\u6253\u5305\u65b9\u6848&#xff08;\u57fa\u4e8e COM \u4fe1\u53f7\u77e9\u9635\u76f4\u63a5\u62fc\u88c5 <\/p>\n","protected":false},"author":2,"featured_media":93256,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[10187,841,269],"topic":[],"class_list":["post-93258","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-codingplan","tag-transformer","tag-269"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010AUTOSAR\u3011COM Based Transformer (ComXf)\u8fdb\u9636\u8be6\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/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.wsisp.com\/helps\/93258.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta 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