{"id":42214,"date":"2025-06-07T07:17:39","date_gmt":"2025-06-06T23:17:39","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/42214.html"},"modified":"2025-06-07T07:17:39","modified_gmt":"2025-06-06T23:17:39","slug":"stm32h743%e5%8d%95%e7%89%87%e6%9c%ba%e5%9f%ba%e4%ba%8elwip%e5%ae%9e%e7%8e%b0tcp%e6%9c%8d%e5%8a%a1%e5%99%a8ucosii%e5%ae%9e%e6%88%98%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/42214.html","title":{"rendered":"STM32H743\u5355\u7247\u673a\u57fa\u4e8eLWIP\u5b9e\u73b0TCP\u670d\u52a1\u5668(UCOSII)\u5b9e\u6218\u6559\u7a0b"},"content":{"rendered":"<p>  \u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90&#xff0c;\u70b9\u51fb\u83b7\u53d6  <img decoding=\"async\" alt=\"menu-r.4af5f7ec.gif\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/06\/20250606231738-68437712ac13f.gif\" style=\"width:16px;margin-left:4px;vertical-align:text-bottom;cursor:text\" \/> <\/p>\n<p> \u7b80\u4ecb&#xff1a;\u672c\u6559\u7a0b\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728\u57fa\u4e8eARM Cortex-M7\u6838\u5fc3\u7684STM32H743\u5fae\u63a7\u5236\u5668\u4e0a&#xff0c;\u4f7f\u7528\u8f7b\u91cf\u7ea7IP\u5e93LWIP\u5b9e\u73b0TCP\u670d\u52a1\u5668&#xff0c;\u5e76\u5728UCOSII\u5d4c\u5165\u5f0f\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u8fdb\u884c\u79fb\u690d\u548c\u8c03\u8bd5\u3002\u901a\u8fc7\u8be6\u7ec6\u6b65\u9aa4&#xff0c;\u5305\u62ec\u914d\u7f6eLWIP\u3001\u8bbe\u7f6e\u7f51\u7edc\u786c\u4ef6\u3001\u521d\u59cb\u5316\u7f51\u7edc\u63a5\u53e3\u3001\u521b\u5efaTCP\u670d\u52a1\u5668\u3001\u5904\u7406\u8fde\u63a5\u8bf7\u6c42\u3001\u79fb\u690d\u5230UCOSII&#xff0c;\u4ee5\u53ca\u6d4b\u8bd5\u4e0e\u8c03\u8bd5&#xff0c;\u6559\u7a0b\u65e8\u5728\u5e2e\u52a9\u5b66\u4e60\u8005\u638c\u63e1STM32H7\u7cfb\u5217\u5355\u7247\u673a\u7684\u7f51\u7edc\u901a\u4fe1\u5b9e\u73b0\u3002\u6e90\u4ee3\u7801\u63d0\u4f9b\u4e86\u4e00\u5957\u5b8c\u6574\u7684\u5f00\u53d1\u6d41\u7a0b&#xff0c;\u4fbf\u4e8e\u5b66\u4e60\u548c\u5e94\u7528\u3002 <img decoding=\"async\" alt=\"STM32H743 LWIP\u5b9e\u73b0NETCONN_TCP \u670d\u52a1\u5668(UCOSII)\u3010\u652f\u6301STM32H7\u7cfb\u5217\u5355\u7247\u673a_\u7f51\u7edc\u901a\u4fe1\u3011.zip\" src=\"2025-06-07ormulop2hbp.png\" \/> <\/p>\n<h2> 1. STM32H743\u5fae\u63a7\u5236\u5668\u4e0e\u7f51\u7edc\u901a\u4fe1\u6982\u8ff0 <\/h2>\n<h3> \u7b80\u4ecbSTM32H743\u5fae\u63a7\u5236\u5668 <\/h3>\n<p> STM32H743\u662fST\u516c\u53f8\u63a8\u51fa\u7684\u9ad8\u6027\u80fdCortex\u00ae-M7\u5fae\u63a7\u5236\u5668&#xff0c;\u5177\u6709\u9ad8\u96c6\u6210\u5ea6\u3001\u9ad8\u8fd0\u7b97\u901f\u5ea6\u4ee5\u53ca\u4e30\u5bcc\u7684\u5916\u8bbe\u63a5\u53e3\u3002\u4f5c\u4e3aSTM32\u7cfb\u5217\u4e2d\u7684\u9ad8\u7aef\u4ea7\u54c1&#xff0c;\u5b83\u7279\u522b\u9002\u7528\u4e8e\u590d\u6742\u7684\u5d4c\u5165\u5f0f\u5e94\u7528\u573a\u5408&#xff0c;\u5176\u4e2d\u5305\u62ec\u9700\u8981\u7f51\u7edc\u8fde\u63a5\u7684\u573a\u666f\u3002 <\/p>\n<h3> \u7f51\u7edc\u901a\u4fe1\u7684\u91cd\u8981\u6027 <\/h3>\n<p> \u5728\u7f51\u7edc\u6280\u672f\u65e5\u76ca\u6210\u719f\u7684\u4eca\u5929&#xff0c;\u7f51\u7edc\u901a\u4fe1\u5df2\u7ecf\u6210\u4e3a\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e0d\u53ef\u6216\u7f3a\u7684\u529f\u80fd\u4e4b\u4e00\u3002\u5b83\u4e0d\u4ec5\u4e3a\u8bbe\u5907\u63d0\u4f9b\u4e86\u8fdc\u7a0b\u63a7\u5236\u4e0e\u6570\u636e\u4ea4\u6362\u7684\u80fd\u529b&#xff0c;\u4e5f\u4f7f\u5f97\u4fe1\u606f\u7684\u91c7\u96c6\u3001\u5904\u7406\u548c\u4f20\u8f93\u53d8\u5f97\u66f4\u52a0\u9ad8\u6548\u548c\u5b9e\u65f6\u3002\u56e0\u6b64&#xff0c;\u5728\u8bbe\u8ba1\u57fa\u4e8eSTM32H743\u7684\u7cfb\u7edf\u65f6&#xff0c;\u7406\u89e3\u5e76\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u529f\u80fd\u663e\u5f97\u81f3\u5173\u91cd\u8981\u3002 <\/p>\n<h3> STM32H743\u7684\u7f51\u7edc\u901a\u4fe1\u6f5c\u529b <\/h3>\n<p> STM32H743\u5fae\u63a7\u5236\u5668\u96c6\u6210\u4e86\u4ee5\u592a\u7f51MAC&#xff0c;\u5e76\u652f\u6301\u591a\u79cd\u901a\u4fe1\u63a5\u53e3&#xff0c;\u5982SPI, I2C, USB\u7b49&#xff0c;\u4f7f\u5176\u5177\u5907\u4e86\u4e30\u5bcc\u7684\u7f51\u7edc\u8fde\u63a5\u80fd\u529b\u3002\u540c\u65f6&#xff0c;\u5176\u9ad8\u6027\u80fd\u7684\u5185\u6838\u548c\u9ad8\u6548\u7387\u7684\u5185\u5b58\u7cfb\u7edf\u4e5f\u4e3a\u5176\u5904\u7406\u7f51\u7edc\u901a\u4fe1\u4efb\u52a1\u63d0\u4f9b\u4e86\u5f3a\u6709\u529b\u7684\u786c\u4ef6\u652f\u6301\u3002\u5728\u540e\u7eed\u7ae0\u8282\u4e2d&#xff0c;\u6211\u4eec\u5c06\u63a2\u8ba8\u5982\u4f55\u5229\u7528STM32H743\u5fae\u63a7\u5236\u5668\u548c\u76f8\u5173\u7684\u8f6f\u4ef6\u534f\u8bae\u6808&#xff0c;\u5b9e\u73b0\u5f3a\u5927\u7684\u7f51\u7edc\u901a\u4fe1\u529f\u80fd\u3002 <\/p>\n<p> STM32H743\u5fae\u63a7\u5236\u5668\u4e3a\u7f51\u7edc\u901a\u4fe1\u63d0\u4f9b\u4e86\u786c\u4ef6\u57fa\u7840\u548c\u6027\u80fd\u4fdd\u969c&#xff0c;\u800c\u5982\u4f55\u901a\u8fc7\u8f6f\u4ef6\u5c42\u9762\u5b9e\u73b0\u9ad8\u6548\u7684\u7f51\u7edc\u901a\u4fe1&#xff0c;\u5219\u662f\u540e\u7eed\u7ae0\u8282\u5c06\u8981\u6df1\u5165\u63a2\u8ba8\u7684\u4e3b\u9898\u3002\u901a\u8fc7\u7406\u89e3\u5e76\u638c\u63e1STM32H743\u5fae\u63a7\u5236\u5668\u4e0e\u7f51\u7edc\u901a\u4fe1\u7684\u6838\u5fc3\u6280\u672f&#xff0c;\u6211\u4eec\u53ef\u4ee5\u4e3a\u5404\u79cd\u590d\u6742\u7684\u5e94\u7528\u63d0\u4f9b\u53ef\u9760\u3001\u5feb\u901f\u7684\u7f51\u7edc\u89e3\u51b3\u65b9\u6848\u3002 <\/p>\n<h2> 2. \u6df1\u5165\u7406\u89e3LWIP\u8f7b\u91cf\u7ea7TCP\/IP\u534f\u8bae\u6808 <\/h2>\n<h4> 2.1 LWIP\u534f\u8bae\u6808\u7684\u67b6\u6784\u5206\u6790 <\/h4>\n<h5> 2.1.1 LWIP\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u7684\u4f5c\u7528 <\/h5>\n<p> LWIP&#xff08;Lightweight IP&#xff09;\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u8f7b\u91cf\u7ea7TCP\/IP\u534f\u8bae\u6808&#xff0c;\u4e13\u4e3a\u5d4c\u5165\u5f0f\u7cfb\u7edf\u8bbe\u8ba1&#xff0c;\u65e8\u5728\u63d0\u4f9b\u5b8c\u6574\u7684\u3001\u53ef\u88c1\u526a\u7684TCP\/IP\u534f\u8bae\u529f\u80fd&#xff0c;\u540c\u65f6\u4fdd\u6301\u5bf9\u5904\u7406\u5668\u8d44\u6e90\u548c\u5b58\u50a8\u7a7a\u95f4\u7684\u9ad8\u6548\u4f7f\u7528\u3002\u5728STM32H743\u8fd9\u6837\u7684\u8d44\u6e90\u53d7\u9650\u5fae\u63a7\u5236\u5668\u4e2d&#xff0c;LWIP\u7684\u4f18\u52bf\u5c24\u4e3a\u660e\u663e&#xff0c;\u5b83\u652f\u6301\u591a\u79cd\u4f20\u8f93\u5c42\u534f\u8bae&#xff0c;\u5982TCP\u548cUDP&#xff0c;\u4ee5\u53ca\u7f51\u7edc\u5c42\u534f\u8bae\u5982IP&#xff0c;ICMP&#xff0c;\u4ee5\u53caARP&#xff0c;\u8fd9\u4e9b\u534f\u8bae\u5bf9\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u81f3\u5173\u91cd\u8981\u3002 <\/p>\n<p> LWIP\u4f7f\u5f97STM32H743\u80fd\u591f\u63a5\u5165\u7f51\u7edc&#xff0c;\u652f\u6301\u4ee5\u592a\u7f51\u548cWi-Fi\u7b49\u591a\u79cd\u7f51\u7edc\u5f62\u5f0f&#xff0c;\u5e76\u6267\u884c\u8bf8\u5982\u7f51\u9875\u670d\u52a1\u5668\u3001\u6587\u4ef6\u4f20\u8f93\u3001\u8fdc\u7a0b\u7ba1\u7406\u7b49\u7f51\u7edc\u670d\u52a1\u3002\u5728\u7269\u8054\u7f51\u548c\u5de5\u4e1a\u63a7\u5236\u7b49\u5e94\u7528\u4e2d&#xff0c;LWIP\u5e2e\u52a9\u5f00\u53d1\u8005\u514b\u670d\u4e86\u786c\u4ef6\u8d44\u6e90\u7684\u9650\u5236&#xff0c;\u4f7f\u5f97\u5fae\u63a7\u5236\u5668\u80fd\u591f\u5904\u7406\u7f51\u7edc\u6570\u636e&#xff0c;\u6ee1\u8db3\u5b9e\u65f6\u6027\u3001\u7a33\u5b9a\u6027\u4ee5\u53ca\u4f4e\u529f\u8017\u7684\u9700\u6c42\u3002 <\/p>\n<h5> 2.1.2 LWIP\u7684\u6838\u5fc3\u7ec4\u4ef6\u548c\u529f\u80fd <\/h5>\n<p> LWIP\u6838\u5fc3\u7ec4\u4ef6\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762&#xff1a; <\/p>\n<ul>\n<li>  \u63a5\u53e3\u5c42  &#xff1a;\u5305\u62ec\u4e86\u5bf9\u7269\u7406\u5c42\u548c\u94fe\u8def\u5c42\u7684\u62bd\u8c61&#xff0c;\u4e3a\u4e0a\u5c42\u534f\u8bae\u63d0\u4f9b\u7edf\u4e00\u7684\u63a5\u53e3&#xff0c;\u65b9\u4fbf\u4e0d\u540c\u786c\u4ef6\u5e73\u53f0\u7684\u79fb\u690d\u3002 <\/li>\n<li>  \u534f\u8bae\u6808\u6838\u5fc3\u5c42  &#xff1a;\u63d0\u4f9b\u4e86TCP\u548cUDP\u534f\u8bae\u7684\u5b9e\u73b0&#xff0c;\u4ee5\u53caIP\u5c42\u7684\u6570\u636e\u5305\u5904\u7406\u903b\u8f91\u3002 <\/li>\n<li>  \u5e94\u7528\u5c42\u63a5\u53e3  &#xff1a;\u63d0\u4f9b\u4e86API\u4f9b\u5e94\u7528\u7a0b\u5e8f\u8c03\u7528&#xff0c;\u5b9e\u73b0\u4e86\u4e0e\u534f\u8bae\u6808\u6838\u5fc3\u5c42\u7684\u4ea4\u4e92\u3002 <\/li>\n<\/ul>\n<p> LWIP\u534f\u8bae\u6808\u7684\u4e3b\u8981\u529f\u80fd\u6709&#xff1a; <\/p>\n<ul>\n<li>  \u6570\u636e\u5305\u7684\u5c01\u88c5\u548c\u89e3\u5c01\u88c5  &#xff1a;\u8d1f\u8d23\u7f51\u7edc\u6570\u636e\u7684\u6253\u5305\u3001\u6821\u9a8c\u3001\u5206\u7247\u548c\u91cd\u7ec4\u3002 <\/li>\n<li>  \u8fde\u63a5\u7ba1\u7406  &#xff1a;\u7ba1\u7406TCP\u8fde\u63a5\u7684\u72b6\u6001\u673a&#xff0c;\u5b9e\u73b0\u8fde\u63a5\u7684\u5efa\u7acb\u3001\u7ef4\u62a4\u548c\u5173\u95ed\u3002 <\/li>\n<li>  \u5b9a\u65f6\u5668\u7ba1\u7406  &#xff1a;\u63d0\u4f9b\u5468\u671f\u6027\u4e8b\u4ef6\u7ba1\u7406&#xff0c;\u5982\u91cd\u4f20\u8d85\u65f6\u548c\u5fc3\u8df3\u68c0\u6d4b\u7b49\u3002 <\/li>\n<li>  \u5185\u5b58\u7ba1\u7406  &#xff1a;\u8d1f\u8d23\u7f51\u7edc\u6570\u636e\u5305\u7684\u5206\u914d\u548c\u91ca\u653e&#xff0c;\u4ee5\u9002\u5e94\u4e0d\u540c\u7684\u5185\u5b58\u9700\u6c42\u3002 <\/li>\n<\/ul>\n<h4> 2.2 LWIP\u7684\u5185\u5b58\u7ba1\u7406\u673a\u5236 <\/h4>\n<h5> 2.2.1 \u5185\u5b58\u6c60\u7684\u521b\u5efa\u4e0e\u914d\u7f6e <\/h5>\n<p> LWIP\u7684\u5185\u5b58\u7ba1\u7406\u673a\u5236\u4e3b\u8981\u4f9d\u8d56\u4e8e\u5185\u5b58\u6c60&#xff08;Memory Pools&#xff09;\u3002\u5185\u5b58\u6c60\u901a\u8fc7\u9884\u5148\u5206\u914d\u4e00\u7cfb\u5217\u56fa\u5b9a\u5927\u5c0f\u7684\u5185\u5b58\u5757&#xff0c;\u4ee5\u63d0\u9ad8\u5185\u5b58\u5206\u914d\u548c\u91ca\u653e\u7684\u6548\u7387\u3002\u5728STM32H743\u8fd9\u6837\u7684\u5fae\u63a7\u5236\u5668\u4e0a&#xff0c;\u5185\u5b58\u8d44\u6e90\u6709\u9650&#xff0c;\u5408\u7406\u4f7f\u7528\u5185\u5b58\u6c60\u53ef\u4ee5\u6709\u6548\u907f\u514d\u5185\u5b58\u788e\u7247\u5316\u7684\u95ee\u9898&#xff0c;\u63d0\u5347\u7a0b\u5e8f\u7684\u7a33\u5b9a\u6027\u3002 <\/p>\n<p> \u4e0b\u9762\u662f\u4e00\u4e2a\u5185\u5b58\u6c60\u521d\u59cb\u5316\u7684\u4ee3\u7801\u793a\u4f8b&#xff1a; <\/p>\n<p>struct mem_pcb *mem &#061; mem_pbuf_alloc();<br \/>\nif (mem !&#061; NULL) {<br \/>\n    \/\/ \u5185\u5b58\u5206\u914d\u6210\u529f&#xff0c;\u53ef\u4ee5\u8fdb\u884c\u540e\u7eed\u64cd\u4f5c<br \/>\n}<\/p>\n<p> \u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d&#xff0c;  mem_pbuf_alloc  \u51fd\u6570\u7528\u4e8e\u5206\u914d\u4e00\u4e2a\u5185\u5b58\u5757&#xff0c;\u5e76\u8fd4\u56de\u4e00\u4e2a\u6307\u5411\u8be5\u5185\u5b58\u5757\u7684\u6307\u9488\u3002\u7531\u4e8e\u5185\u5b58\u6c60\u5df2\u7ecf\u9884\u5148\u914d\u7f6e\u597d\u4e86&#xff0c;\u6240\u4ee5\u8fd9\u4e2a\u5206\u914d\u8fc7\u7a0b\u5f88\u5feb&#xff0c;\u4e0d\u4f1a\u5bfc\u81f4\u663e\u8457\u7684\u5ef6\u8fdf\u3002\u5bf9\u4e8e\u5f00\u53d1\u8005\u6765\u8bf4&#xff0c;\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u4fdd\u8bc1\u7f51\u7edc\u6570\u636e\u5305\u5904\u7406\u7684\u5b9e\u65f6\u6027\u3002 <\/p>\n<p> LWIP\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u5185\u5b58\u6c60\u51fd\u6570&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u6839\u636e\u9700\u8981\u914d\u7f6e\u4e0d\u540c\u7684\u5185\u5b58\u5757\u5927\u5c0f\u548c\u6570\u91cf&#xff0c;\u4ee5\u9002\u5e94\u4e0d\u540c\u7684\u7f51\u7edc\u8d1f\u8f7d\u548c\u6570\u636e\u5305\u5927\u5c0f\u3002 <\/p>\n<h5> 2.2.2 \u5185\u5b58\u4f18\u5316\u7b56\u7565\u4e0e\u7ba1\u7406 <\/h5>\n<p> \u4e3a\u4e86\u5728\u8d44\u6e90\u53d7\u9650\u7684\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u66f4\u9ad8\u6548\u5730\u4f7f\u7528\u5185\u5b58&#xff0c;LWIP\u91c7\u53d6\u4e86\u4e00\u4e9b\u5185\u5b58\u4f18\u5316\u7b56\u7565&#xff1a; <\/p>\n<ul>\n<li>  \u5185\u5b58\u6c60\u5927\u5c0f\u8c03\u6574  &#xff1a;\u6839\u636e\u5e94\u7528\u5bf9\u6570\u636e\u5305\u5927\u5c0f\u7684\u9700\u6c42&#xff0c;\u5408\u7406\u8bbe\u7f6e\u5185\u5b58\u6c60\u4e2d\u5185\u5b58\u5757\u7684\u5927\u5c0f&#xff0c;\u4ece\u800c\u6700\u5c0f\u5316\u5185\u5b58\u7684\u6d6a\u8d39\u3002 <\/li>\n<li>  \u96f6\u62f7\u8d1d\u673a\u5236  &#xff1a;\u5728LWIP\u4e2d&#xff0c;\u6570\u636e\u5305\u7684\u5904\u7406\u5c3d\u91cf\u907f\u514d\u62f7\u8d1d&#xff0c;\u901a\u8fc7\u6307\u9488\u64cd\u4f5c\u4f20\u9012\u6570\u636e&#xff0c;\u51cf\u5c11\u4e86CPU\u7684\u8d1f\u8f7d\u548c\u5185\u5b58\u7684\u6d88\u8017\u3002 <\/li>\n<li>  \u5185\u5b58\u5206\u914d\u5931\u8d25\u5904\u7406  &#xff1a;\u63d0\u4f9b\u5185\u5b58\u5206\u914d\u5931\u8d25\u7684\u56de\u8c03\u51fd\u6570&#xff0c;\u5f53\u5185\u5b58\u6c60\u65e0\u6cd5\u63d0\u4f9b\u8db3\u591f\u5185\u5b58\u65f6&#xff0c;\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u6267\u884c\u4e00\u4e9b\u6062\u590d\u7b56\u7565&#xff0c;\u907f\u514d\u7cfb\u7edf\u5d29\u6e83\u3002 <\/li>\n<\/ul>\n<h4> 2.3 LWIP\u7684\u7f51\u7edc\u63a5\u53e3\u7ba1\u7406 <\/h4>\n<h5> 2.3.1 \u7f51\u7edc\u63a5\u53e3\u7684\u6ce8\u518c\u4e0e\u521d\u59cb\u5316 <\/h5>\n<p> \u4e3a\u4e86\u4f7fLWIP\u80fd\u591f\u5728STM32H743\u5fae\u63a7\u5236\u5668\u4e0a\u6b63\u5e38\u5de5\u4f5c&#xff0c;\u7f51\u7edc\u63a5\u53e3\u7684\u6ce8\u518c\u4e0e\u521d\u59cb\u5316\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u6b65\u9aa4\u3002\u7f51\u7edc\u63a5\u53e3\u8d1f\u8d23\u7269\u7406\u8fde\u63a5\u548c\u94fe\u8def\u5c42\u7684\u5904\u7406&#xff0c;\u901a\u5e38\u7531\u7f51\u7edc\u786c\u4ef6\u9a71\u52a8\u7a0b\u5e8f\u63d0\u4f9b\u652f\u6301\u3002\u6ce8\u518c\u63a5\u53e3\u7684\u76ee\u7684\u662f\u5c06\u7279\u5b9a\u7684\u7f51\u7edc\u786c\u4ef6\u4e0eLWIP\u534f\u8bae\u6808\u7ed1\u5b9a&#xff0c;\u4f7f\u5176\u80fd\u591f\u53d1\u9001\u548c\u63a5\u6536\u7f51\u7edc\u6570\u636e\u5305\u3002 <\/p>\n<p> \u6ce8\u518c\u63a5\u53e3\u7684\u4ee3\u7801\u793a\u4f8b\u5982\u4e0b&#xff1a; <\/p>\n<p>struct netif *netif_add(struct netif *netif, struct ip_addr *ipaddr, struct ip_addr *netmask,<br \/>\n    struct ip_addr *gw, void *state, netif_init_fn init, netif_input_fn input);<\/p>\n<p> \u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d&#xff0c;  netif_add  \u51fd\u6570\u7528\u4e8e\u521d\u59cb\u5316\u5e76\u6ce8\u518c\u4e00\u4e2a\u7f51\u7edc\u63a5\u53e3\u3002\u8fd9\u4e2a\u51fd\u6570\u7684\u53c2\u6570\u5305\u62ec\u7f51\u7edc\u63a5\u53e3\u7ed3\u6784\u4f53\u6307\u9488\u3001IP\u5730\u5740\u3001\u5b50\u7f51\u63a9\u7801\u3001\u9ed8\u8ba4\u7f51\u5173\u7b49\u4fe1\u606f\u3002\u51fd\u6570\u6267\u884c\u6210\u529f\u540e&#xff0c;\u4f1a\u8fd4\u56de\u4e00\u4e2a\u6307\u5411\u7f51\u7edc\u63a5\u53e3\u7684\u6307\u9488&#xff0c;\u8868\u793a\u8be5\u63a5\u53e3\u5df2\u7ecf\u51c6\u5907\u597d\u53ef\u4ee5\u4f7f\u7528\u3002 <\/p>\n<h5> 2.3.2 \u7f51\u7edc\u63a5\u53e3\u7684\u6570\u636e\u94fe\u8def\u5c42\u5c01\u88c5 <\/h5>\n<p> \u4e3a\u4e86\u5b9e\u73b0\u6570\u636e\u5305\u7684\u53d1\u9001\u548c\u63a5\u6536&#xff0c;\u7f51\u7edc\u63a5\u53e3\u7684\u6570\u636e\u94fe\u8def\u5c42\u5c01\u88c5\u662f\u5173\u952e\u3002LWIP\u5728\u6570\u636e\u94fe\u8def\u5c42\u5c01\u88c5\u4e2d\u63d0\u4f9b\u4e86\u5bf9MAC&#xff08;Media Access Control&#xff09;\u5c42\u548cPHY&#xff08;Physical Layer&#xff09;\u5c42\u7684\u652f\u6301&#xff0c;\u4f7f\u5f97\u4e0a\u5c42\u7684IP\u534f\u8bae\u80fd\u591f\u4e0e\u786c\u4ef6\u8fdb\u884c\u4ea4\u4e92\u3002 <\/p>\n<p> \u6570\u636e\u94fe\u8def\u5c42\u5c01\u88c5\u7684\u6838\u5fc3\u5728\u4e8e\u5b9e\u73b0\u7f51\u7edc\u5c42\u6570\u636e\u5305\u7684\u5c01\u88c5\u4e0e\u89e3\u5c01\u88c5&#xff0c;\u4ee5\u53ca\u5e27\u7684\u53d1\u9001\u548c\u63a5\u6536\u3002\u5728STM32H743\u4e0a&#xff0c;\u8fd9\u901a\u5e38\u901a\u8fc7MAC\u63a7\u5236\u5668\u548cPHY\u82af\u7247\u5b8c\u6210\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5316\u7684\u793a\u4f8b\u4ee3\u7801&#xff0c;\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528LWIP API\u53d1\u9001\u6570\u636e&#xff1a; <\/p>\n<p>struct pbuf *p;<br \/>\n\/\/ \u5047\u8bbep\u4e3a\u5df2\u7ecf\u6784\u5efa\u597d\u7684pbuf\u94fe\u8868&#xff0c;\u5b58\u50a8\u4e86\u8981\u53d1\u9001\u7684\u6570\u636e<br \/>\nerr_t err &#061; netif-&gt;linkoutput(netif, p);<br \/>\nif (err !&#061; ERR_OK) {<br \/>\n    \/\/ \u53d1\u9001\u5931\u8d25\u5904\u7406<br \/>\n}<\/p>\n<p> \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d&#xff0c;  netif-&gt;linkoutput  \u51fd\u6570\u7528\u4e8e\u53d1\u9001\u6570\u636e\u3002  p  \u662f\u6307\u5411\u8981\u53d1\u9001\u7684\u6570\u636e\u5305\u7684\u6307\u9488\u3002\u5982\u679c\u53d1\u9001\u6210\u529f&#xff0c;\u51fd\u6570\u8fd4\u56deERR_OK&#xff1b;\u5426\u5219\u8fd4\u56de\u9519\u8bef\u4ee3\u7801\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u9700\u8981\u7f51\u7edc\u63a5\u53e3\u5df2\u7ecf\u5b8c\u6210\u521d\u59cb\u5316&#xff0c;\u5e76\u4e14\u4e0eLWIP\u534f\u8bae\u6808\u6b63\u786e\u7ed1\u5b9a\u3002 <\/p>\n<p> \u901a\u8fc7\u4ee5\u4e0a\u5404\u4e2a\u5c42\u6b21\u7684\u8ba8\u8bba&#xff0c;\u6211\u4eec\u53ef\u4ee5\u770b\u5230LWIP\u5982\u4f55\u5728STM32H743\u5fae\u63a7\u5236\u5668\u4e0a\u5b9e\u73b0\u9ad8\u6548\u7684\u7f51\u7edc\u901a\u4fe1\u529f\u80fd\u3002\u5728\u540e\u9762\u7684\u7ae0\u8282\u4e2d&#xff0c;\u6211\u4eec\u5c06\u7ee7\u7eed\u6df1\u5165\u63a2\u8ba8\u5982\u4f55\u901a\u8fc7LWIP\u5b9e\u73b0\u66f4\u9ad8\u7ea7\u7684\u7f51\u7edc\u5e94\u7528&#xff0c;\u4f8b\u5982\u642d\u5efa\u4e00\u4e2a\u57fa\u4e8e\u4e8b\u4ef6\u7684\u7f51\u7edc\u901a\u4fe1\u6a21\u578b\u4ee5\u53ca\u8fdb\u884c\u6027\u80fd\u4f18\u5316\u7b49\u3002 <\/p>\n<h2> 3. NETCONN_TCP\u670d\u52a1\u5668\u7684\u5b9e\u73b0\u4e0e\u4f18\u5316 <\/h2>\n<h4> 3.1 NETCONN_TCP\u670d\u52a1\u5668\u7684\u8bbe\u8ba1\u539f\u7406 <\/h4>\n<p> NETCONN_TCP\u670d\u52a1\u5668\u662f\u4e00\u79cd\u57fa\u4e8e\u4e8b\u4ef6\u7684\u7f51\u7edc\u901a\u4fe1\u6a21\u578b&#xff0c;\u5b83\u5141\u8bb8\u670d\u52a1\u5668\u5728\u4e0d\u521b\u5efa\u72ec\u7acb\u7ebf\u7a0b\u7684\u60c5\u51b5\u4e0b\u8fdb\u884c\u591a\u7ebf\u7a0b\u64cd\u4f5c\u3002\u5176\u6838\u5fc3\u4f18\u52bf\u5728\u4e8e\u9ad8\u6548\u5730\u5904\u7406\u591a\u5ba2\u6237\u7aef\u8fde\u63a5&#xff0c;\u4e3a\u6bcf\u4e2a\u5ba2\u6237\u7aef\u7ef4\u62a4\u4e00\u4e2a\u4e8b\u4ef6\u961f\u5217\u548c\u76f8\u5e94\u7684\u56de\u8c03\u51fd\u6570\u3002\u5b83\u4f7f\u5f97\u5904\u7406\u7f51\u7edc\u901a\u4fe1\u65f6\u66f4\u52a0\u9ad8\u6548&#xff0c;\u540c\u65f6\u964d\u4f4e\u4e86\u7cfb\u7edf\u7684\u8d44\u6e90\u6d88\u8017\u3002 <\/p>\n<h5> 3.1.1 \u57fa\u4e8e\u4e8b\u4ef6\u7684\u7f51\u7edc\u901a\u4fe1\u6a21\u578b <\/h5>\n<p> \u5728\u4e8b\u4ef6\u9a71\u52a8\u6a21\u578b\u4e2d&#xff0c;\u670d\u52a1\u5668\u5728\u63a5\u6536\u5230\u65b0\u7684\u8fde\u63a5\u8bf7\u6c42\u6216\u6570\u636e\u540e&#xff0c;\u4f1a\u89e6\u53d1\u76f8\u5e94\u7684\u4e8b\u4ef6\u5904\u7406\u51fd\u6570\u3002\u4e8b\u4ef6\u5904\u7406\u51fd\u6570\u901a\u5e38\u88ab\u7ec4\u7ec7\u5728\u4e8b\u4ef6\u5faa\u73af\u4e2d&#xff0c;\u7b49\u5f85\u548c\u54cd\u5e94\u5404\u79cd\u7f51\u7edc\u4e8b\u4ef6\u3002\u8fd9\u79cd\u65b9\u5f0f\u4e0e\u4f20\u7edf\u7684\u963b\u585e\u5f0fIO\u6a21\u578b\u4e0d\u540c&#xff0c;\u5728\u963b\u585e\u6a21\u5f0f\u4e0b&#xff0c;\u670d\u52a1\u5668\u5728\u7b49\u5f85\u6570\u636e\u65f6\u4f1a\u963b\u585e\u4e3b\u7ebf\u7a0b&#xff0c;\u800c\u4e8b\u4ef6\u6a21\u578b\u5141\u8bb8\u4e3b\u7ebf\u7a0b\u7ee7\u7eed\u5904\u7406\u5176\u4ed6\u4e8b\u52a1&#xff0c;\u76f4\u5230\u4e8b\u4ef6\u53d1\u751f\u65f6\u624d\u8fdb\u884c\u54cd\u5e94\u3002 <\/p>\n<h5> 3.1.2 NETCONN_TCP\u7684\u7ebf\u7a0b\u6a21\u578b\u53ca\u4f18\u52bf <\/h5>\n<p> NETCONN_TCP\u91c7\u7528\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u7ebf\u7a0b\u6a21\u578b&#xff0c;\u8fd9\u79cd\u6a21\u578b\u5728\u5185\u90e8\u4f7f\u7528\u4e86\u7c7b\u4f3c\u4e8e\u534f\u7a0b\u7684\u673a\u5236\u3002\u5728\u8fd9\u79cd\u673a\u5236\u4e0b&#xff0c;\u6bcf\u4e2aTCP\u8fde\u63a5\u90fd\u88ab\u62bd\u8c61\u4e3a\u4e00\u4e2a\u72ec\u7acb\u7684\u63a7\u5236\u6d41\u7a0b&#xff0c;\u5177\u6709\u81ea\u5df1\u7684\u72b6\u6001\u548c\u6808\u7a7a\u95f4\u3002\u670d\u52a1\u5668\u4e3a\u6bcf\u4e2a\u8fde\u63a5\u7ef4\u62a4\u4e00\u4e2a\u6216\u591a\u4e2a\u4e8b\u4ef6\u961f\u5217&#xff0c;\u5728\u6709\u4e8b\u4ef6\u53d1\u751f\u65f6&#xff0c;\u5c06\u4e8b\u4ef6\u5206\u914d\u7ed9\u76f8\u5e94\u7684\u5904\u7406\u6d41\u7a0b\u3002\u8fd9\u79cd\u6a21\u578b\u7684\u4f18\u52bf\u5728\u4e8e\u80fd\u591f\u7075\u6d3b\u5e94\u5bf9\u591a\u8fde\u63a5\u60c5\u51b5&#xff0c;\u540c\u65f6\u907f\u514d\u4e86\u4f20\u7edf\u591a\u7ebf\u7a0b\u6a21\u578b\u4e2d\u7684\u7ebf\u7a0b\u521b\u5efa\u548c\u9500\u6bc1\u5f00\u9500\u3002 <\/p>\n<h4> 3.2 NETCONN_TCP\u670d\u52a1\u5668\u7684\u5173\u952e\u6280\u672f\u89e3\u6790 <\/h4>\n<p> NETCONN_TCP\u670d\u52a1\u5668\u5728\u8fde\u63a5\u5efa\u7acb\u548c\u6570\u636e\u4f20\u8f93\u65b9\u9762\u91c7\u7528\u4e86\u9ad8\u6548\u7684\u6280\u672f\u65b9\u6848&#xff0c;\u540c\u65f6&#xff0c;\u670d\u52a1\u5668\u8fd8\u80fd\u5f88\u597d\u5730\u5904\u7406\u5f02\u5e38\u60c5\u51b5&#xff0c;\u5e76\u6709\u5b8c\u5584\u7684\u8d44\u6e90\u56de\u6536\u7b56\u7565\u3002 <\/p>\n<h5> 3.2.1 \u8fde\u63a5\u5efa\u7acb\u4e0e\u6570\u636e\u4f20\u8f93\u673a\u5236 <\/h5>\n<p> NETCONN_TCP\u5728\u8fde\u63a5\u5efa\u7acb\u65f6&#xff0c;\u4f1a\u4e3a\u6bcf\u4e2a\u65b0\u7684TCP\u8fde\u63a5\u5206\u914d\u5fc5\u8981\u7684\u5185\u5b58\u8d44\u6e90&#xff0c;\u5e76\u5c06\u5176\u6ce8\u518c\u5230\u4e8b\u4ef6\u7ba1\u7406\u5668\u4e2d\u3002\u6bcf\u5f53\u6709\u6570\u636e\u5230\u8fbe\u65f6&#xff0c;\u670d\u52a1\u5668\u4f1a\u5c06\u6570\u636e\u653e\u5165\u76f8\u5e94\u7684\u8fde\u63a5\u7f13\u51b2\u533a&#xff0c;\u5e76\u89e6\u53d1\u8bfb\u4e8b\u4ef6\u3002\u5728\u6570\u636e\u4f20\u8f93\u65b9\u9762&#xff0c;\u670d\u52a1\u5668\u5229\u7528\u4e86LWIP\u534f\u8bae\u6808\u4e2d\u7684\u9ad8\u6548\u7f13\u51b2\u533a\u7ba1\u7406&#xff0c;\u4fdd\u8bc1\u4e86\u6570\u636e\u7684\u5feb\u901f\u6536\u53d1\u3002 <\/p>\n<h5> 3.2.2 \u5f02\u5e38\u5904\u7406\u4e0e\u8d44\u6e90\u56de\u6536\u7b56\u7565 <\/h5>\n<p> \u4e3a\u4e86\u9632\u6b62\u6f5c\u5728\u7684\u5185\u5b58\u6cc4\u6f0f\u548c\u786e\u4fdd\u8d44\u6e90\u7684\u6709\u6548\u5229\u7528&#xff0c;NETCONN_TCP\u670d\u52a1\u5668\u5b9e\u73b0\u4e86\u4e00\u5957\u5b8c\u6574\u7684\u5f02\u5e38\u5904\u7406\u548c\u8d44\u6e90\u56de\u6536\u7b56\u7565\u3002\u5728\u8fde\u63a5\u610f\u5916\u65ad\u5f00\u6216\u53d1\u751f\u9519\u8bef\u65f6&#xff0c;\u670d\u52a1\u5668\u4f1a\u7acb\u5373\u5173\u95ed\u8be5\u8fde\u63a5&#xff0c;\u5e76\u91ca\u653e\u5176\u5360\u7528\u7684\u6240\u6709\u8d44\u6e90\u3002\u6b64\u5916&#xff0c;\u670d\u52a1\u5668\u5468\u671f\u6027\u5730\u6e05\u7406\u548c\u56de\u6536\u957f\u65f6\u95f4\u672a\u6d3b\u52a8\u7684\u8fde\u63a5&#xff0c;\u4ece\u800c\u51cf\u5c11\u4e86\u8d44\u6e90\u7684\u5360\u7528\u3002 <\/p>\n<h4> 3.3 NETCONN_TCP\u670d\u52a1\u5668\u7684\u6027\u80fd\u4f18\u5316 <\/h4>\n<p> \u6027\u80fd\u4f18\u5316\u662f\u7f51\u7edc\u670d\u52a1\u5668\u8bbe\u8ba1\u4e2d\u7684\u4e00\u9879\u91cd\u8981\u4efb\u52a1&#xff0c;NETCONN_TCP\u670d\u52a1\u5668\u901a\u8fc7\u5206\u6790\u6027\u80fd\u74f6\u9888\u5e76\u5236\u5b9a\u76f8\u5e94\u7684\u4f18\u5316\u7b56\u7565&#xff0c;\u80fd\u591f\u663e\u8457\u63d0\u9ad8\u670d\u52a1\u7684\u54cd\u5e94\u901f\u5ea6\u548c\u5904\u7406\u80fd\u529b\u3002 <\/p>\n<h5> 3.3.1 \u6027\u80fd\u74f6\u9888\u5206\u6790 <\/h5>\n<p> \u6027\u80fd\u74f6\u9888\u901a\u5e38\u51fa\u73b0\u5728\u9ad8\u5e76\u53d1\u8fde\u63a5\u6216\u5927\u6570\u636e\u4f20\u8f93\u65f6\u3002\u5728NETCONN_TCP\u670d\u52a1\u5668\u4e2d&#xff0c;\u6027\u80fd\u74f6\u9888\u53ef\u80fd\u5305\u62ec\u6570\u636e\u5904\u7406\u901f\u5ea6\u6162\u3001\u5185\u5b58\u5206\u914d\u5ef6\u8fdf\u9ad8\u3001\u6216\u8005\u7ebf\u7a0b\u540c\u6b65\u7ade\u4e89\u6fc0\u70c8\u3002\u4e3a\u4e86\u7cbe\u786e\u5730\u5b9a\u4f4d\u8fd9\u4e9b\u74f6\u9888&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u4f7f\u7528\u5404\u79cd\u6027\u80fd\u5206\u6790\u5de5\u5177&#xff0c;\u5982gprof\u3001valgrind\u7b49\u8fdb\u884c\u8be6\u7ec6\u7684\u6027\u80fd\u76d1\u63a7\u548c\u5206\u6790\u3002 <\/p>\n<h5> 3.3.2 \u4f18\u5316\u7b56\u7565\u4e0e\u5b9e\u65bd\u6848\u4f8b <\/h5>\n<p> \u9488\u5bf9\u6027\u80fd\u74f6\u9888\u7684\u5206\u6790\u7ed3\u679c&#xff0c;\u53ef\u4ee5\u91c7\u53d6\u4e0d\u540c\u7684\u4f18\u5316\u7b56\u7565\u3002\u4f8b\u5982&#xff0c;\u5bf9\u4e8e\u6570\u636e\u5904\u7406\u901f\u5ea6\u6162\u7684\u95ee\u9898&#xff0c;\u53ef\u4ee5\u4f18\u5316LWIP\u534f\u8bae\u6808\u4e2d\u7684\u6570\u636e\u5904\u7406\u51fd\u6570&#xff1b;\u5bf9\u4e8e\u5185\u5b58\u5206\u914d\u5ef6\u8fdf\u9ad8\u7684\u95ee\u9898&#xff0c;\u53ef\u4ee5\u8c03\u6574\u5185\u5b58\u6c60\u7684\u5927\u5c0f\u6216\u8005\u4f7f\u7528\u66f4\u9ad8\u6548\u7684\u5185\u5b58\u5206\u914d\u7b97\u6cd5&#xff1b;\u5bf9\u4e8e\u7ebf\u7a0b\u540c\u6b65\u7ade\u4e89\u6fc0\u70c8\u7684\u95ee\u9898&#xff0c;\u53ef\u4ee5\u91c7\u7528\u9501\u65e0\u5173\u7684\u8bbe\u8ba1&#xff0c;\u5982\u65e0\u9501\u7f16\u7a0b\u6216\u8005\u4f7f\u7528\u6d88\u606f\u961f\u5217\u6765\u51cf\u5c11\u9501\u7684\u4f7f\u7528\u3002\u5177\u4f53\u5b9e\u65bd\u65f6&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u7f16\u5199\u57fa\u51c6\u6d4b\u8bd5\u7a0b\u5e8f\u6765\u9a8c\u8bc1\u4f18\u5316\u7b56\u7565\u7684\u6709\u6548\u6027&#xff0c;\u7136\u540e\u9010\u6b65\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u5e94\u7528\u7ecf\u8fc7\u9a8c\u8bc1\u7684\u4f18\u5316\u65b9\u6848\u3002 <\/p>\n<p>\/\/ \u793a\u4f8b\u4ee3\u7801&#xff1a;\u57fa\u4e8e\u4e8b\u4ef6\u7684\u7f51\u7edc\u901a\u4fe1\u6a21\u578b\u7684\u4f2a\u4ee3\u7801<br \/>\nstruct event_queue *queue; \/\/ \u4e8b\u4ef6\u961f\u5217<\/p>\n<p>\/\/ \u4e8b\u4ef6\u5904\u7406\u51fd\u6570<br \/>\nvoid handle_event(struct event *event) {<br \/>\n    switch (event-&gt;type) {<br \/>\n        case EVENT_TYPE_CONNECTION:<br \/>\n            handle_connection(event-&gt;connection);<br \/>\n            break;<br \/>\n        case EVENT_TYPE_DATA:<br \/>\n            handle_data(event-&gt;data);<br \/>\n            break;<br \/>\n        default:<br \/>\n            \/\/ \u5904\u7406\u5176\u4ed6\u4e8b\u4ef6<br \/>\n            break;<br \/>\n    }<br \/>\n}<\/p>\n<p>\/\/ \u4e3b\u5faa\u73af<br \/>\nvoid main_loop() {<br \/>\n    while (true) {<br \/>\n        struct event *event &#061; queue_get(queue); \/\/ \u4ece\u961f\u5217\u4e2d\u83b7\u53d6\u4e8b\u4ef6<br \/>\n        handle_event(event); \/\/ \u5904\u7406\u4e8b\u4ef6<br \/>\n        event_delete(event); \/\/ \u5220\u9664\u4e8b\u4ef6&#xff0c;\u91ca\u653e\u8d44\u6e90<br \/>\n    }<br \/>\n}<\/p>\n<p> \u4e0a\u8ff0\u4ee3\u7801\u5c55\u793a\u4e86\u57fa\u4e8e\u4e8b\u4ef6\u7684\u7f51\u7edc\u901a\u4fe1\u6a21\u578b\u7684\u7b80\u5355\u5b9e\u73b0\u3002\u5728\u8be5\u6a21\u578b\u4e2d&#xff0c;\u670d\u52a1\u5668\u901a\u8fc7\u4e8b\u4ef6\u961f\u5217\u6765\u5904\u7406\u6240\u6709\u4e8b\u4ef6&#xff0c;\u4f8b\u5982\u8fde\u63a5\u4e8b\u4ef6\u548c\u6570\u636e\u4e8b\u4ef6\u3002\u6bcf\u79cd\u7c7b\u578b\u7684\u4e8b\u4ef6\u90fd\u6709\u5bf9\u5e94\u7684\u5904\u7406\u51fd\u6570\u3002\u8fd9\u79cd\u6a21\u578b\u6709\u52a9\u4e8e\u670d\u52a1\u5668\u9ad8\u6548\u5730\u5904\u7406\u5927\u91cf\u7684\u7f51\u7edc\u4e8b\u4ef6&#xff0c;\u907f\u514d\u4e86\u56e0\u540c\u6b65\u963b\u585e\u800c\u9020\u6210\u7684\u8d44\u6e90\u6d6a\u8d39\u3002\u6b64\u5916&#xff0c;\u4ee3\u7801\u5757\u540e\u9762\u63d0\u4f9b\u4e86\u903b\u8f91\u5206\u6790\u548c\u53c2\u6570\u8bf4\u660e&#xff0c;\u4ee5\u5e2e\u52a9\u7406\u89e3\u4ee3\u7801\u7684\u529f\u80fd\u548c\u8bbe\u8ba1\u610f\u56fe\u3002 <\/p>\n<p>flowchart LR<br \/>\n    A[\u5ba2\u6237\u7aef\u8bf7\u6c42] &#8211;&gt;|\u89e6\u53d1\u4e8b\u4ef6| B[\u4e8b\u4ef6\u961f\u5217]<br \/>\n    B &#8211;&gt; C[\u4e8b\u4ef6\u5904\u7406\u51fd\u6570]<br \/>\n    C &#8211;&gt;|\u8fde\u63a5\u4e8b\u4ef6| D[\u8fde\u63a5\u5904\u7406]<br \/>\n    C &#8211;&gt;|\u6570\u636e\u4e8b\u4ef6| E[\u6570\u636e\u5904\u7406]<br \/>\n    C &#8211;&gt;|\u5176\u4ed6\u4e8b\u4ef6| F[\u5176\u4ed6\u5904\u7406]<br \/>\n    D &#8211;&gt; G[\u5efa\u7acb\u8fde\u63a5]<br \/>\n    E &#8211;&gt; H[\u6570\u636e\u4f20\u8f93]<br \/>\n    F &#8211;&gt; I[\u6267\u884c\u76f8\u5e94\u64cd\u4f5c]<br \/>\n    G -.-&gt; J[\u4e8b\u4ef6\u56de\u8c03]<br \/>\n    H -.-&gt; J<br \/>\n    I -.-&gt; J<br \/>\n    J &#8211;&gt; K[\u8d44\u6e90\u56de\u6536]<\/p>\n<p> \u4e0a\u8ff0mermaid\u6d41\u7a0b\u56fe\u63cf\u8ff0\u4e86\u5ba2\u6237\u7aef\u8bf7\u6c42\u901a\u8fc7\u89e6\u53d1\u4e8b\u4ef6&#xff0c;\u8fdb\u5165\u4e8b\u4ef6\u961f\u5217\u540e&#xff0c;\u6839\u636e\u4e8b\u4ef6\u7c7b\u578b\u7531\u4e8b\u4ef6\u5904\u7406\u51fd\u6570\u8fdb\u884c\u76f8\u5e94\u5904\u7406\u7684\u8fc7\u7a0b\u3002\u5176\u4e2d\u8fde\u63a5\u4e8b\u4ef6\u3001\u6570\u636e\u4e8b\u4ef6\u548c\u5176\u4ed6\u4e8b\u4ef6\u5206\u522b\u89e6\u53d1\u4e0d\u540c\u7684\u64cd\u4f5c&#xff0c;\u6700\u7ec8\u90fd\u8fdb\u884c\u8d44\u6e90\u56de\u6536\u3002 <\/p>\n<h2> 4. UCOSII\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u7684\u96c6\u6210\u5e94\u7528 <\/h2>\n<p> \u5728\u672c\u7ae0\u4e2d&#xff0c;\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8UCOSII\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u5728STM32H743\u5fae\u63a7\u5236\u5668\u4e0a\u7684\u5e94\u7528\u3002UCOSII\u662f\u4e00\u4e2a\u6d41\u884c\u7684\u3001\u5f00\u6e90\u7684\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838&#xff0c;\u5e7f\u6cdb\u7528\u4e8e\u5d4c\u5165\u5f0f\u7cfb\u7edf&#xff0c;\u7279\u522b\u662f\u5728\u5bf9\u5b9e\u65f6\u6027\u548c\u53ef\u9760\u6027\u8981\u6c42\u8f83\u9ad8\u7684\u5e94\u7528\u4e2d\u3002\u672c\u7ae0\u5c06\u5206\u4e3a\u4e09\u4e2a\u4e3b\u8981\u90e8\u5206&#xff1a;UCOSII\u64cd\u4f5c\u7cfb\u7edf\u6982\u8ff0\u3001UCOSII\u5728STM32H743\u4e0a\u7684\u5e94\u7528\u4ee5\u53caUCOSII\u4e0eLWIP\u7684\u534f\u4f5c\u673a\u5236\u3002 <\/p>\n<h3> 4.1 UCOSII\u64cd\u4f5c\u7cfb\u7edf\u6982\u8ff0 <\/h3>\n<h4> 4.1.1 UCOSII\u7684\u7279\u70b9\u4e0e\u9002\u7528\u573a\u666f <\/h4>\n<p> UCOSII&#xff0c;\u5168\u79f0\u4e3aMicroC\/OS-II&#xff0c;\u5b83\u662f\u7531Jean J. Labrosse\u521b\u5efa\u7684\u4e00\u4e2a\u53ef\u88c1\u526a\u3001\u62a2\u5360\u5f0f\u591a\u4efb\u52a1\u5b9e\u65f6\u5185\u6838\u3002UCOSII\u7684\u4e3b\u8981\u7279\u70b9\u5305\u62ec&#xff1a; &#8211;  \u62a2\u5360\u5f0f\u591a\u4efb\u52a1\u7ba1\u7406  &#xff1a;\u4f7f\u7cfb\u7edf\u80fd\u591f\u54cd\u5e94\u5916\u90e8\u4e8b\u4ef6&#xff0c;\u786e\u4fdd\u5173\u952e\u4efb\u52a1\u7684\u53ca\u65f6\u6267\u884c\u3002 &#8211;  \u786e\u5b9a\u6027\u548c\u53ef\u9884\u6d4b\u6027  &#xff1a;\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\u7684\u672c\u8d28\u7279\u5f81&#xff0c;\u5141\u8bb8\u5f00\u53d1\u8005\u51c6\u786e\u9884\u6d4b\u4efb\u52a1\u7684\u6267\u884c\u65f6\u95f4\u548c\u7cfb\u7edf\u54cd\u5e94\u65f6\u95f4\u3002 &#8211;  \u5c0f\u5c3a\u5bf8\u5185\u5b58\u5360\u7528  &#xff1a;\u9002\u5408\u4e8e\u8d44\u6e90\u53d7\u9650\u7684\u5d4c\u5165\u5f0f\u7cfb\u7edf\u3002 <\/p>\n<p> UCOSII\u9002\u7528\u4e8e\u5404\u79cd\u5e94\u7528\u573a\u666f&#xff0c;\u5982\u5de5\u4e1a\u63a7\u5236\u3001\u533b\u7597\u8bbe\u5907\u3001\u6c7d\u8f66\u7535\u5b50\u3001\u6d88\u8d39\u7535\u5b50\u7b49\u3002\u5176\u7a33\u5b9a\u6027\u548c\u9ad8\u6548\u6027\u4f7f\u5176\u6210\u4e3a\u5d4c\u5165\u5f0f\u5e94\u7528\u5f00\u53d1\u8005\u7684\u9996\u9009\u3002 <\/p>\n<h4> 4.1.2 UCOSII\u7684\u4efb\u52a1\u8c03\u5ea6\u673a\u5236 <\/h4>\n<p> \u4efb\u52a1\u8c03\u5ea6\u662f\u64cd\u4f5c\u7cfb\u7edf\u7684\u6838\u5fc3\u529f\u80fd\u4e4b\u4e00&#xff0c;UCOSII\u901a\u8fc7\u4ee5\u4e0b\u51e0\u4e2a\u5173\u952e\u6982\u5ff5\u6765\u5b9e\u73b0\u4efb\u52a1\u8c03\u5ea6&#xff1a; &#8211;  \u4efb\u52a1&#xff08;Task&#xff09;  &#xff1a;\u662f\u4e00\u4e2a\u53ef\u4ee5\u88ab\u64cd\u4f5c\u7cfb\u7edf\u8c03\u5ea6\u6267\u884c\u7684\u51fd\u6570\u3002 &#8211;  \u4efb\u52a1\u63a7\u5236\u5757&#xff08;TCB&#xff09;  &#xff1a;\u5b58\u50a8\u4e86\u4efb\u52a1\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f&#xff0c;\u5982\u4efb\u52a1\u72b6\u6001\u3001\u5806\u6808\u6307\u9488\u3001\u4f18\u5148\u7ea7\u7b49\u3002 &#8211;  \u5c31\u7eea\u8868&#xff08;Ready List&#xff09;  &#xff1a;\u7528\u4e8e\u7ba1\u7406\u5904\u4e8e\u5c31\u7eea\u72b6\u6001\u7684\u4efb\u52a1&#xff0c;\u4ee5\u4fbf\u8c03\u5ea6\u5668\u8fdb\u884c\u9009\u62e9\u3002 &#8211;  \u65f6\u95f4\u7247&#xff08;Time Slice&#xff09;  &#xff1a;\u7528\u4e8e\u8f6e\u8f6c\u8c03\u5ea6\u7b97\u6cd5\u4e2d&#xff0c;\u51b3\u5b9a\u4efb\u52a1\u5360\u7528CPU\u7684\u65f6\u95f4\u3002 <\/p>\n<p> UCOSII\u901a\u8fc7\u8fd9\u4e9b\u673a\u5236\u63d0\u4f9b\u4e86\u4e00\u79cd\u9ad8\u6548\u3001\u7075\u6d3b\u7684\u4efb\u52a1\u8c03\u5ea6\u65b9\u5f0f&#xff0c;\u786e\u4fdd\u7cfb\u7edf\u54cd\u5e94\u6027\u548c\u4efb\u52a1\u6267\u884c\u6548\u7387\u3002 <\/p>\n<h3> 4.2 UCOSII\u5728STM32H743\u4e0a\u7684\u5e94\u7528 <\/h3>\n<h4> 4.2.1 UCOSII\u4efb\u52a1\u7ba1\u7406\u4e0e\u540c\u6b65\u673a\u5236 <\/h4>\n<p> \u5728STM32H743\u4e0a\u5b9e\u73b0UCOSII\u7684\u591a\u4efb\u52a1\u7ba1\u7406\u6d89\u53ca\u5230\u4efb\u52a1\u7684\u521b\u5efa\u3001\u6267\u884c\u3001\u6302\u8d77\u548c\u7ec8\u6b62\u7b49\u64cd\u4f5c\u3002UCOSII\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684API\u6765\u5904\u7406\u8fd9\u4e9b\u4efb\u52a1\u72b6\u6001\u7684\u8f6c\u6362&#xff0c;\u4f8b\u5982&#xff1a; &#8211;  OSTaskCreate()  : \u521b\u5efa\u4e00\u4e2a\u65b0\u4efb\u52a1\u3002 &#8211;  OSTaskSuspend()  : \u6682\u505c\u4e00\u4e2a\u4efb\u52a1\u7684\u6267\u884c\u3002 &#8211;  OSTaskResume()  : \u6062\u590d\u4e00\u4e2a\u88ab\u6682\u505c\u7684\u4efb\u52a1\u3002 <\/p>\n<p> \u4efb\u52a1\u540c\u6b65\u662f\u591a\u4efb\u52a1\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684\u4e00\u4e2a\u91cd\u8981\u6982\u5ff5&#xff0c;\u5b83\u7528\u4e8e\u786e\u4fdd\u4efb\u52a1\u4e4b\u95f4\u4e0d\u4f1a\u51fa\u73b0\u6570\u636e\u4e0d\u4e00\u81f4\u7684\u95ee\u9898\u3002UCOSII\u63d0\u4f9b\u4e86\u4fe1\u53f7\u91cf\u3001\u4e92\u65a5\u91cf\u548c\u6d88\u606f\u961f\u5217\u7b49\u540c\u6b65\u673a\u5236&#xff0c;\u7528\u4e8e\u89e3\u51b3\u4efb\u52a1\u95f4\u7684\u901a\u4fe1\u548c\u540c\u6b65\u95ee\u9898\u3002 <\/p>\n<h4> 4.2.2 UCOSII\u4e8b\u4ef6\u63a7\u5236\u5757\u7684\u4f7f\u7528 <\/h4>\n<p> \u4e8b\u4ef6\u63a7\u5236\u5757&#xff08;Event Control Block, ECB&#xff09;\u662fUCOSII\u5b9e\u73b0\u4e8b\u4ef6\u7ba1\u7406\u7684\u4e00\u4e2a\u91cd\u8981\u6570\u636e\u7ed3\u6784&#xff0c;\u7528\u4e8e\u7ba1\u7406\u4efb\u52a1\u95f4\u540c\u6b65\u548c\u901a\u4fe1\u3002\u4e8b\u4ef6\u63a7\u5236\u5757\u7684\u4e3b\u8981\u76ee\u7684\u662f\u63d0\u4f9b\u4e00\u79cd\u673a\u5236&#xff0c;\u5141\u8bb8\u4efb\u52a1\u7b49\u5f85\u4e00\u4e2a\u6216\u591a\u4e2a\u4e8b\u4ef6\u7684\u53d1\u751f\u3002\u4f7f\u7528\u4e8b\u4ef6\u63a7\u5236\u5757\u7684\u57fa\u672c\u6b65\u9aa4\u5982\u4e0b&#xff1a; &#8211; \u521b\u5efa\u4e00\u4e2a\u6216\u591a\u4e2a\u4e8b\u4ef6\u63a7\u5236\u5757\u3002 &#8211; \u4efb\u52a1\u8c03\u7528\u7b49\u5f85\u4e8b\u4ef6\u7684\u51fd\u6570&#xff08;\u5982  OSSemPend()  &#xff09;&#xff0c;\u8fdb\u5165\u7b49\u5f85\u72b6\u6001\u3002 &#8211; \u5f53\u4e8b\u4ef6\u53d1\u751f\u65f6&#xff0c;\u4e8b\u4ef6\u63a7\u5236\u5757\u4f1a\u901a\u77e5\u7b49\u5f85\u7684\u4efb\u52a1\u3002 <\/p>\n<p> \u8868\u683c\u5c55\u793a\u4e86\u4e00\u4e2a\u4e8b\u4ef6\u63a7\u5236\u5757\u5728STM32H743\u9879\u76ee\u4e2d\u7684\u5178\u578b\u914d\u7f6e\u3002 <\/p>\n<p> | \u53c2\u6570 | \u63cf\u8ff0 | \u7c7b\u578b | |&#8212;&#8212;|&#8212;&#8212;|&#8212;&#8212;| | Event | \u4e8b\u4ef6\u4f4d | unsigned char | | TaskWaiting | \u7b49\u5f85\u6b64\u4e8b\u4ef6\u7684\u4efb\u52a1 | pointer to OS_TCB | | Flag | \u4e8b\u4ef6\u6807\u5fd7\u4f4d | unsigned char | <\/p>\n<h3> 4.3 UCOSII\u4e0eLWIP\u7684\u534f\u4f5c\u673a\u5236 <\/h3>\n<h4> 4.3.1 \u4efb\u52a1\u95f4\u7684\u901a\u4fe1\u4e0e\u540c\u6b65 <\/h4>\n<p> \u5728\u96c6\u6210\u5e94\u7528\u4e2d&#xff0c;UCOSII\u64cd\u4f5c\u7cfb\u7edf\u9700\u8981\u4e0eLWIP\u534f\u8bae\u6808\u8fdb\u884c\u534f\u4f5c&#xff0c;\u4ee5\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u548c\u4efb\u52a1\u95f4\u7684\u6709\u6548\u901a\u4fe1\u4e0e\u540c\u6b65\u3002\u5728UCOSII\u4e2d&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u6d88\u606f\u961f\u5217\u3001\u4fe1\u53f7\u91cf\u548c\u4e92\u65a5\u91cf\u7b49\u540c\u6b65\u673a\u5236\u6765\u534f\u8c03LWIP\u4efb\u52a1\u4e0e\u5176\u4ed6\u4efb\u52a1\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u5177\u4f53\u6765\u8bf4&#xff1a; &#8211;  \u6d88\u606f\u961f\u5217  &#xff1a;\u53ef\u4ee5\u7528\u4e8eLWIP\u534f\u8bae\u6808\u4e2d\u7684\u4e8b\u4ef6\u901a\u77e5&#xff08;\u5982\u63a5\u6536\u6570\u636e\u5305&#xff09;\u548c\u5176\u4ed6\u4efb\u52a1\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u3002 &#8211;  \u4fe1\u53f7\u91cf  &#xff1a;\u7528\u4e8e\u63a7\u5236\u5bf9\u5171\u4eab\u8d44\u6e90&#xff08;\u5982\u7f51\u7edc\u63a5\u53e3&#xff09;\u7684\u8bbf\u95ee\u3002 &#8211;  \u4e92\u65a5\u91cf  &#xff1a;\u63d0\u4f9b\u5bf9\u5173\u952e\u4ee3\u7801\u6bb5\u7684\u4e92\u65a5\u8bbf\u95ee&#xff0c;\u4ee5\u907f\u514d\u7ade\u6001\u6761\u4ef6\u3002 <\/p>\n<h4> 4.3.2 \u5d4c\u5165\u5f0f\u6570\u636e\u5e93\u5728UCOSII\u4e2d\u7684\u5e94\u7528 <\/h4>\n<p> \u5728\u67d0\u4e9b\u590d\u6742\u7684\u5d4c\u5165\u5f0f\u5e94\u7528\u4e2d&#xff0c;\u5982\u7269\u8054\u7f51(IoT)\u8bbe\u5907&#xff0c;\u53ef\u80fd\u9700\u8981\u5728\u672c\u5730\u5b58\u50a8\u548c\u7ba1\u7406\u6570\u636e\u3002\u5d4c\u5165\u5f0f\u6570\u636e\u5e93\u53ef\u4ee5\u5728UCOSII\u73af\u5883\u4e2d\u626e\u6f14\u8fd9\u4e00\u89d2\u8272\u3002UCOSII\u4e3a\u5d4c\u5165\u5f0f\u6570\u636e\u5e93\u63d0\u4f9b\u4e86\u826f\u597d\u7684\u4efb\u52a1\u8c03\u5ea6\u652f\u6301&#xff0c;\u5e76\u901a\u8fc7\u4efb\u52a1\u95f4\u7684\u901a\u4fe1\u673a\u5236&#xff08;\u5982\u6d88\u606f\u961f\u5217\u548c\u4fe1\u53f7\u91cf&#xff09;\u5b9e\u73b0\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u540c\u6b65\u3002 <\/p>\n<p> \u8868\u683c\u5c55\u793a\u4e86\u4e00\u4e2a\u5d4c\u5165\u5f0f\u6570\u636e\u5e93\u5728STM32H743\u4e0a\u7684\u5178\u578b\u5e94\u7528\u914d\u7f6e\u3002 <\/p>\n<p> | \u53c2\u6570 | \u63cf\u8ff0 | \u7c7b\u578b | |&#8212;&#8212;|&#8212;&#8212;|&#8212;&#8212;| | DatabaseName | \u6570\u636e\u5e93\u540d\u79f0 | String | | TableName | \u8868\u540d\u79f0 | String | | MaxRecordSize | \u6700\u5927\u8bb0\u5f55\u5927\u5c0f | Integer | <\/p>\n<h4> \u4ee3\u7801\u5757\u793a\u4f8b <\/h4>\n<p> \u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684UCOSII\u4efb\u52a1\u521b\u5efa\u548c\u540c\u6b65\u793a\u4f8b\u4ee3\u7801\u5757&#xff1a; <\/p>\n<p>#include &#034;includes.h&#034;<\/p>\n<p>\/* \u5b9a\u4e49\u4efb\u52a1\u5806\u6808\u5927\u5c0f *\/<br \/>\n#define TASK_STACK_SIZE 128<\/p>\n<p>\/* \u5b9a\u4e49\u4efb\u52a1\u4f18\u5148\u7ea7 *\/<br \/>\n#define TASK_PRIORITY 3<\/p>\n<p>\/* \u4efb\u52a1\u5806\u6808 *\/<br \/>\nOS_STK TaskStack[TASK_STACK_SIZE];<\/p>\n<p>\/* \u4efb\u52a1\u63a7\u5236\u5757 *\/<br \/>\nOS_TCB TaskTCB;<\/p>\n<p>\/* \u4efb\u52a1\u51fd\u6570\u539f\u578b *\/<br \/>\nvoid Task(void *p_arg);<\/p>\n<p>\/* \u521b\u5efa\u4efb\u52a1 *\/<br \/>\nvoid CreateTask(void) {<br \/>\n    INT8U err;<br \/>\n    err &#061; OSTaskCreate((void(*)(void *))Task, (void *)0, &amp;TaskStack[TASK_STACK_SIZE &#8211; 1], TASK_PRIORITY, &amp;TaskTCB);<br \/>\n    if (err !&#061; OS_ERR_NONE) {<br \/>\n        \/\/ \u9519\u8bef\u5904\u7406\u4ee3\u7801<br \/>\n    }<br \/>\n}<\/p>\n<p>\/* \u4efb\u52a1\u51fd\u6570\u5b9e\u73b0 *\/<br \/>\nvoid Task(void *p_arg) {<br \/>\n    (void)p_arg;<\/p>\n<p>    while (1) {<br \/>\n        \/\/ \u6267\u884c\u4efb\u52a1\u4ee3\u7801<\/p>\n<p>        \/\/ \u4efb\u52a1\u9700\u8981\u7b49\u5f85\u7684\u4e8b\u4ef6&#xff0c;\u5982\u4fe1\u53f7\u91cf\u3001\u4e92\u65a5\u91cf\u7b49<br \/>\n        \/\/ &#8230;<br \/>\n    }<br \/>\n}<\/p>\n<p>\/* \u7cfb\u7edf\u542f\u52a8\u65f6\u7684\u5165\u53e3 *\/<br \/>\nvoid main(void) {<br \/>\n    \/\/ \u7cfb\u7edf\u521d\u59cb\u5316\u4ee3\u7801<\/p>\n<p>    CreateTask(); \/\/ \u521b\u5efa\u4efb\u52a1<\/p>\n<p>    \/\/ \u542f\u52a8UCOSII\u8c03\u5ea6\u5668<br \/>\n    OSStart();<br \/>\n}<\/p>\n<p> \u5728\u6b64\u4ee3\u7801\u5757\u4e2d&#xff0c;\u5b9a\u4e49\u4e86\u4efb\u52a1\u5806\u6808\u3001\u4efb\u52a1\u4f18\u5148\u7ea7\u3001\u4efb\u52a1\u63a7\u5236\u5757&#xff0c;\u5e76\u5b9e\u73b0\u4e86  CreateTask  \u51fd\u6570\u7528\u4e8e\u521b\u5efa\u4e00\u4e2a\u65b0\u4efb\u52a1\u3002\u5728\u4efb\u52a1\u51fd\u6570  Task  \u4e2d&#xff0c;\u5b9e\u73b0\u4e86\u4efb\u52a1\u7684\u5faa\u73af\u903b\u8f91\u548c\u4e8b\u4ef6\u7b49\u5f85\u903b\u8f91&#xff0c;\u8fd9\u91cc\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u52a0\u5165\u4fe1\u53f7\u91cf\u548c\u4e92\u65a5\u91cf\u7684\u5904\u7406\u903b\u8f91\u3002 <\/p>\n<p> \u5728\u4e0a\u8ff0\u4ee3\u7801\u6bb5\u4e2d&#xff0c;\u4efb\u52a1\u51fd\u6570  Task  \u901a\u8fc7  OSTaskCreate  \u51fd\u6570\u521b\u5efa&#xff0c;\u968f\u540e\u8fdb\u5165\u4e00\u4e2a\u65e0\u9650\u5faa\u73af&#xff0c;\u8868\u793a\u8be5\u4efb\u52a1\u6301\u7eed\u6267\u884c\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d&#xff0c;\u4efb\u52a1\u7684\u5faa\u73af\u4f53\u5185\u53ef\u80fd\u4f1a\u5305\u542b\u4e0eLWIP\u534f\u4f5c\u7684\u4ee3\u7801&#xff0c;\u5904\u7406\u7f51\u7edc\u6570\u636e\u5305\u7b49\u3002 <\/p>\n<p> \u672c\u7ae0\u7684\u8fd9\u4e00\u90e8\u5206\u4e3b\u8981\u8ba8\u8bba\u4e86UCOSII\u5728STM32H743\u5fae\u63a7\u5236\u5668\u4e0a\u7684\u5e94\u7528&#xff0c;\u4ee5\u53ca\u5b83\u4e0eLWIP\u534f\u8bae\u6808\u534f\u4f5c\u7684\u5177\u4f53\u673a\u5236\u3002\u901a\u8fc7\u4efb\u52a1\u7684\u521b\u5efa\u3001\u8c03\u5ea6\u548c\u540c\u6b65\u7ba1\u7406&#xff0c;UCOSII\u80fd\u591f\u6709\u6548\u5730\u7ba1\u7406\u591a\u4e2a\u4efb\u52a1&#xff0c;\u5e76\u4e0eLWIP\u534f\u529b\u63d0\u4f9b\u7f51\u7edc\u901a\u4fe1\u529f\u80fd&#xff0c;\u9002\u7528\u4e8e\u5404\u79cd\u590d\u6742\u548c\u9ad8\u6027\u80fd\u9700\u6c42\u7684\u5d4c\u5165\u5f0f\u5e94\u7528\u73af\u5883\u3002\u5728\u4e0b\u4e00\u7ae0\u8282\u4e2d&#xff0c;\u6211\u4eec\u5c06\u5177\u4f53\u4ecb\u7ecd\u5982\u4f55\u914d\u7f6eSTM32H743\u7684\u7f51\u7edc\u786c\u4ef6\u548c\u8fdb\u884c\u7f51\u7edc\u63a5\u53e3\u7684\u521d\u59cb\u5316\u3002 <\/p>\n<h2> 5. \u7f51\u7edc\u901a\u4fe1\u786c\u4ef6\u914d\u7f6e\u4e0e\u63a5\u53e3\u521d\u59cb\u5316 <\/h2>\n<h3> 5.1 STM32H743\u7684\u7f51\u7edc\u786c\u4ef6\u914d\u7f6e <\/h3>\n<h4> 5.1.1 \u4ee5\u592a\u7f51MAC\u914d\u7f6e\u8981\u70b9 <\/h4>\n<p> \u5728STM32H743\u5fae\u63a7\u5236\u5668\u4e0a\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1&#xff0c;\u9996\u5148\u9700\u8981\u6b63\u786e\u914d\u7f6e\u5176\u4ee5\u592a\u7f51MAC&#xff08;\u5a92\u4f53\u8bbf\u95ee\u63a7\u5236\u5668&#xff09;\u3002MAC\u914d\u7f6e\u8981\u70b9\u5305\u62ec\u8bbe\u7f6eMAC\u5730\u5740\u3001\u914d\u7f6e\u65f6\u949f\u3001\u521d\u59cb\u5316DMA&#xff08;\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee&#xff09;\u4ee5\u53ca\u914d\u7f6eMAC\u7684\u57fa\u672c\u53c2\u6570\u3002\u4ee5\u4e0b\u662f\u914d\u7f6eSTM32H743\u4ee5\u592a\u7f51MAC\u7684\u57fa\u672c\u6b65\u9aa4&#xff1a; <\/p>\n<li>  \u65f6\u949f\u4f7f\u80fd  &#xff1a;\u4ee5\u592a\u7f51MAC\u4e0eDMA\u90fd\u9700\u8981\u65f6\u949f\u6e90&#xff0c;\u56e0\u6b64\u5728\u914d\u7f6eMAC\u4e4b\u524d&#xff0c;\u9700\u8981\u786e\u4fdd\u76f8\u5e94\u7684\u65f6\u949f\u88ab\u4f7f\u80fd\u3002\u4ee3\u7801\u5982\u4e0b&#xff1a; <\/li>\n<p>RCC-&gt;AHB3ENR |&#061; RCC_AHB3ENR ETHMACRXEN | RCC_AHB3ENR ETHMACTXEN | RCC_AHB3ENR ETHMACEN;<br \/>\nRCC-&gt;AHB1ENR |&#061; RCC_AHB1ENR DMA2DEN;<\/p>\n<li>  \u521d\u59cb\u5316MAC\u5730\u5740  &#xff1a;\u901a\u5e38&#xff0c;MAC\u5730\u5740\u9700\u8981\u9884\u5148\u8bbe\u5b9a\u597d&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u5f15\u811a\u914d\u7f6e\u6216\u4f7f\u7528\u677f\u8f7d\u7684MAC\u5730\u5740\u3002\u4ee3\u7801\u793a\u4f8b\u5982\u4e0b&#xff1a; <\/li>\n<p>uint8_t macAddr[6] &#061; {0x00, 0x00, 0x5E, 0x00, 0x53, 0x01}; \/\/ \u793a\u4f8bMAC\u5730\u5740<br \/>\nETH-&gt;MACA0HR &#061; ((uint32_t)(macAddr[5] &lt;&lt; 8) | macAddr[4]);<br \/>\nETH-&gt;MACA0LR &#061; ((uint32_t)(macAddr[3] &lt;&lt; 24) | (uint32_t)(macAddr[2] &lt;&lt; 16) | (uint32_t)(macAddr[1] &lt;&lt; 8) | macAddr[0]);<\/p>\n<li>  \u914d\u7f6eDMA\u548cMAC  &#xff1a;\u4f7f\u7528  ETHernet_MAC_Config()  \u51fd\u6570\u6765\u521d\u59cb\u5316DMA\u548cMAC&#xff0c;\u8bbe\u7f6e\u76f8\u5173\u53c2\u6570&#xff0c;\u5982\u63a5\u6536\u548c\u53d1\u9001\u7f13\u51b2\u533a\u7684\u5927\u5c0f\u3001\u6821\u9a8c\u7b49\u3002 <\/li>\n<p>ETHernet_MAC_Config();<\/p>\n<h4> 5.1.2 PHY\u82af\u7247\u7684\u521d\u59cb\u5316\u4e0e\u8fde\u63a5 <\/h4>\n<p> \u4ee5\u592a\u7f51\u7269\u7406\u5c42&#xff08;PHY&#xff09;\u82af\u7247\u662f\u5b8c\u6210\u7269\u7406\u4fe1\u53f7\u8f6c\u6362\u7684\u7ec4\u4ef6\u3002\u521d\u59cb\u5316PHY\u82af\u7247\u5e76\u5efa\u7acb\u4e0eSTM32H743\u7684\u8fde\u63a5\u662f\u7f51\u7edc\u901a\u4fe1\u786c\u4ef6\u914d\u7f6e\u7684\u53e6\u4e00\u4e2a\u5173\u952e\u6b65\u9aa4\u3002\u8fd9\u91cc\u4ee5\u5e38\u89c1\u7684DP83848 PHY\u82af\u7247\u4e3a\u4f8b&#xff1a; <\/p>\n<li>  \u68c0\u67e5PHY\u8fde\u63a5  &#xff1a;\u9996\u5148\u9700\u8981\u68c0\u67e5PHY\u82af\u7247\u662f\u5426\u6b63\u786e\u8fde\u63a5\u5230STM32H743\u5fae\u63a7\u5236\u5668\u3002\u4ee3\u7801\u793a\u4f8b\u5982\u4e0b&#xff1a; <\/li>\n<p>ETH-&gt;MACMIIAR &#061; (uint32_t)((DP83848_PHY_ADDRESS &lt;&lt; 11) | ETH_MACMIIAR_CR);<br \/>\nETH-&gt;MACMIIDR &#061; ETH_MACMIIDR_PA;<\/p>\n<li>  \u521d\u59cb\u5316PHY  &#xff1a;\u521d\u59cb\u5316PHY\u82af\u7247\u7684\u5bc4\u5b58\u5668&#xff0c;\u8bbe\u7f6e\u4e3a\u9002\u5408\u7684\u901a\u4fe1\u6a21\u5f0f\u3002\u4f8b\u5982&#xff0c;\u8bbe\u7f6e\u4e3a\u81ea\u52a8\u534f\u5546\u6a21\u5f0f&#xff1a; <\/li>\n<p>ETHernetPHY_Write(ETH_MACMIIDR_PA, PHY_BMCR, PHY_BMCR_AN_RESTART | PHY_BMCR_AN_EN);<\/p>\n<li>  \u7b49\u5f85\u94fe\u63a5\u5efa\u7acb  &#xff1a;\u7b49\u5f85PHY\u82af\u7247\u4e0e\u7f51\u7edc\u4e0a\u7684\u5176\u4ed6\u8bbe\u5907\u5efa\u7acb\u94fe\u63a5\u3002\u901a\u8fc7\u67e5\u8be2PHY\u72b6\u6001\u5bc4\u5b58\u5668\u6765\u786e\u8ba4\u94fe\u63a5\u72b6\u6001&#xff1a; <\/li>\n<p>uint16_t PHYSTS &#061; ETHernetPHY_Read(ETH_MACMIIDR_PA, PHY_BMSR);<br \/>\nwhile((PHYSTS &amp; PHY_BMSR_LINK_STATUS) &#061;&#061; 0)<br \/>\n{<br \/>\n    PHYSTS &#061; ETHernetPHY_Read(ETH_MACMIIDR_PA, PHY_BMSR);<br \/>\n}<\/p>\n<h3> 5.2 \u7f51\u7edc\u63a5\u53e3\u7684\u521d\u59cb\u5316\u6d41\u7a0b <\/h3>\n<h4> 5.2.1 LWIP\u63a5\u53e3\u521d\u59cb\u5316\u6b65\u9aa4 <\/h4>\n<p> \u5728\u914d\u7f6e\u597d\u4e86STM32H743\u7684\u4ee5\u592a\u7f51\u786c\u4ef6\u4e4b\u540e&#xff0c;\u63a5\u4e0b\u6765\u9700\u8981\u4f7f\u7528LWIP\u534f\u8bae\u6808\u521d\u59cb\u5316\u7f51\u7edc\u63a5\u53e3\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528LWIP\u8fdb\u884c\u7f51\u7edc\u63a5\u53e3\u521d\u59cb\u5316\u7684\u6b65\u9aa4&#xff1a; <\/p>\n<li>  \u7f51\u7edc\u63a5\u53e3\u8bbe\u5907\u6ce8\u518c  &#xff1a;\u9996\u5148&#xff0c;\u521b\u5efa\u7f51\u7edc\u63a5\u53e3\u8bbe\u5907&#xff0c;\u5e76\u5c06\u5176\u6ce8\u518c\u5230LWIP\u534f\u8bae\u6808\u4e2d\u3002 <\/li>\n<p>struct netif netif;<br \/>\nnetif_add(&amp;netif, &amp;ipaddr, &amp;netmask, &amp;gw, NULL, &amp;ethernetif_init, &amp;tcpip_input);<\/p>\n<li>  \u7f51\u7edc\u63a5\u53e3\u6fc0\u6d3b  &#xff1a;\u6ce8\u518c\u4e4b\u540e&#xff0c;\u6fc0\u6d3b\u7f51\u7edc\u63a5\u53e3\u5e76\u4e3a\u5176\u5206\u914d\u4e00\u4e2aIP\u5730\u5740\u3002\u8fd9\u901a\u5e38\u662f\u901a\u8fc7DHCP\u6765\u5b8c\u6210\u7684&#xff0c;\u4f46\u5728\u5d4c\u5165\u5f0f\u73af\u5883\u4e2d&#xff0c;\u4e5f\u53ef\u4ee5\u8bbe\u7f6e\u9759\u6001IP\u5730\u5740\u3002 <\/li>\n<p>netif_set_default(&amp;netif);<br \/>\nnetif_set_up(&amp;netif);<\/p>\n<li>  \u542f\u52a8LWIP\u5b9a\u65f6\u5668  &#xff1a;LWIP\u4f7f\u7528\u5b9a\u65f6\u5668\u6765\u6267\u884c\u5468\u671f\u6027\u4efb\u52a1&#xff0c;\u5982ARP\u548c\u8d85\u65f6\u5904\u7406\u3002\u542f\u52a8\u8fd9\u4e9b\u5b9a\u65f6\u5668\u662f\u5b8c\u6210\u521d\u59cb\u5316\u7684\u91cd\u8981\u6b65\u9aa4\u3002 <\/li>\n<p>sys_init();<br \/>\nsys_check_timeouts();<\/p>\n<h4> 5.2.2 \u7f51\u7edc\u53c2\u6570\u914d\u7f6e\u4e0e\u6821\u9a8c <\/h4>\n<p> \u5728\u7f51\u7edc\u63a5\u53e3\u521d\u59cb\u5316\u540e&#xff0c;\u786e\u4fdd\u7f51\u7edc\u53c2\u6570\u6b63\u786e\u65e0\u8bef\u662f\u81f3\u5173\u91cd\u8981\u7684&#xff0c;\u8fd9\u4e9b\u53c2\u6570\u5305\u62ecIP\u5730\u5740\u3001\u5b50\u7f51\u63a9\u7801\u3001\u7f51\u5173\u7b49\u3002 <\/p>\n<li>  IP\u5730\u5740\u914d\u7f6e  &#xff1a;\u7528\u6237\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u4e3a\u8bbe\u5907\u5206\u914d\u9759\u6001IP\u5730\u5740&#xff0c;\u6216\u8005\u4f7f\u7528DHCP\u83b7\u53d6\u52a8\u6001IP\u5730\u5740\u3002 <\/li>\n<p>ip_addr_t ipaddr, netmask, gw;<br \/>\nIP4_ADDR(&amp;ipaddr, 192, 168, 1, 10); \/\/ \u9759\u6001IP\u5730\u5740<br \/>\nIP4_ADDR(&amp;netmask, 255, 255, 255, 0);<br \/>\nIP4_ADDR(&amp;gw, 192, 168, 1, 1);<\/p>\n<li>  \u914d\u7f6e\u7f51\u7edc\u63a5\u53e3  &#xff1a;\u5c06\u4e0a\u8ff0\u53c2\u6570\u5e94\u7528\u5230\u7f51\u7edc\u63a5\u53e3\u4e0a\u3002 <\/li>\n<p>netif_set_ipaddr(&amp;netif, &amp;ipaddr);<br \/>\nnetif_set_netmask(&amp;netif, &amp;netmask);<br \/>\nnetif_set_gw(&amp;netif, &amp;gw);<\/p>\n<li>  \u6821\u9a8c\u914d\u7f6e  &#xff1a;\u6700\u540e&#xff0c;\u6821\u9a8c\u7f51\u7edc\u914d\u7f6e\u662f\u5426\u6b63\u786e&#xff0c;\u53ef\u4ee5\u901a\u8fc7ping\u7f51\u7edc\u4e0a\u7684\u5176\u4ed6\u8bbe\u5907\u6765\u6d4b\u8bd5\u3002 <\/li>\n<p>struct ip_addr ipaddr;<br \/>\nIP4_ADDR(&amp;ipaddr, 192, 168, 1, 1); \/\/ \u5047\u8bbe\u8fd9\u662f\u7f51\u7edc\u4e0a\u7684\u4e00\u4e2a\u8bbe\u5907IP<br \/>\nICMP echo_request(&amp;netif, &amp;ipaddr, 1, 5, 5000, &amp;netif_default); \/\/ \u53d1\u9001ping\u8bf7\u6c42<\/p>\n<p> \u7ecf\u8fc7\u8fd9\u4e9b\u6b65\u9aa4&#xff0c;STM32H743\u5fae\u63a7\u5236\u5668\u4e0a\u7684\u7f51\u7edc\u901a\u4fe1\u786c\u4ef6\u914d\u7f6e\u4e0e\u63a5\u53e3\u521d\u59cb\u5316\u5c31\u5b8c\u6210\u4e86\u3002\u8fd9\u4e00\u8fc7\u7a0b\u786e\u4fdd\u4e86\u7f51\u7edc\u529f\u80fd\u7684\u6b63\u5e38\u8fd0\u884c&#xff0c;\u4e3a\u540e\u7eed\u7684\u7f51\u7edc\u901a\u4fe1\u6253\u4e0b\u4e86\u575a\u5b9e\u7684\u57fa\u7840\u3002 <\/p>\n<h2> 6. \u7f51\u7edc\u901a\u4fe1\u7684\u6d4b\u8bd5\u4e0e\u8c03\u8bd5 <\/h2>\n<h3> 6.1 \u7f51\u7edc\u901a\u4fe1\u6d4b\u8bd5\u7684\u51c6\u5907\u5de5\u4f5c <\/h3>\n<h4> 6.1.1 \u6d4b\u8bd5\u73af\u5883\u4e0e\u5de5\u5177\u7684\u642d\u5efa <\/h4>\n<p> \u5728\u5f00\u59cb\u7f51\u7edc\u901a\u4fe1\u6d4b\u8bd5\u524d&#xff0c;\u5fc5\u987b\u51c6\u5907\u597d\u4e00\u4e2a\u7a33\u5b9a\u7684\u6d4b\u8bd5\u73af\u5883\u3002\u5bf9\u4e8eSTM32H743\u5fae\u63a7\u5236\u5668\u800c\u8a00&#xff0c;\u786c\u4ef6\u8fde\u63a5\u5305\u62ec\u5fae\u63a7\u5236\u5668\u5f00\u53d1\u677f\u3001\u7f51\u7edc\u63a5\u53e3\u786c\u4ef6&#xff08;\u5982\u4ee5\u592a\u7f51\u63a5\u53e3\u6216\u65e0\u7ebf\u6a21\u5757&#xff09;&#xff0c;\u4ee5\u53ca\u7528\u4e8e\u6d4b\u8bd5\u7684\u53e6\u4e00\u7aef\u8bbe\u5907&#xff08;\u5982\u7535\u8111\u6216\u53e6\u4e00\u53f0\u5fae\u63a7\u5236\u5668&#xff09;\u3002\u540c\u65f6&#xff0c;\u5e94\u786e\u4fdd\u6240\u6709\u7684\u786c\u4ef6\u8fde\u63a5\u6b63\u786e\u65e0\u8bef&#xff0c;\u4e14\u4f9b\u7535\u7a33\u5b9a\u3002 <\/p>\n<p> \u8f6f\u4ef6\u73af\u5883\u7684\u642d\u5efa\u6d89\u53ca\u5230\u5f00\u53d1IDE\u7684\u914d\u7f6e&#xff0c;\u4f8b\u5982Keil uVision\u3001IAR Embedded Workbench\u7b49&#xff0c;\u4ee5\u53ca\u56fa\u4ef6\u4e2d\u7f51\u7edc\u901a\u4fe1\u534f\u8bae\u6808\u7684\u6b63\u786e\u914d\u7f6e\u3002\u786e\u4fdd\u5df2\u7f16\u8bd1\u7684\u56fa\u4ef6\u4e2d\u5305\u542b\u5fc5\u8981\u7684\u7f51\u7edc\u901a\u4fe1\u652f\u6301&#xff0c;\u5e76\u5df2\u5237\u5165\u5fae\u63a7\u5236\u5668\u3002 <\/p>\n<p> \u6d4b\u8bd5\u5de5\u5177\u7684\u9009\u62e9\u4e5f\u5f88\u91cd\u8981&#xff0c;\u63a8\u8350\u4f7f\u7528Wireshark\u8fdb\u884c\u6570\u636e\u5305\u6355\u83b7\u548c\u5206\u6790&#xff0c;\u5b83\u80fd\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u76f4\u89c2\u5730\u770b\u5230\u7f51\u7edc\u901a\u4fe1\u4e2d\u7684\u6570\u636e\u6d41\u3002\u6b64\u5916&#xff0c;ping\u5de5\u5177\u53ef\u4ee5\u7528\u6765\u6d4b\u8bd5\u5fae\u63a7\u5236\u5668\u7684\u7f51\u7edc\u8fde\u901a\u6027&#xff0c;\u800ciperf\u5de5\u5177\u5219\u80fd\u6d4b\u8bd5\u7f51\u7edc\u7684\u5e26\u5bbd\u548c\u541e\u5410\u91cf\u3002 <\/p>\n<h4> 6.1.2 \u7f51\u7edc\u6027\u80fd\u6d4b\u8bd5\u6307\u6807 <\/h4>\n<p> \u8fdb\u884c\u7f51\u7edc\u901a\u4fe1\u6d4b\u8bd5\u524d&#xff0c;\u5fc5\u987b\u5b9a\u4e49\u6e05\u695a\u6240\u8981\u6d4b\u8bd5\u7684\u6027\u80fd\u6307\u6807\u3002\u8fd9\u4e9b\u6027\u80fd\u6307\u6807\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e&#xff1a; <\/p>\n<ul>\n<li>  \u5ef6\u8fdf&#xff08;Latency&#xff09;  &#xff1a;\u6570\u636e\u5305\u4ece\u53d1\u9001\u5230\u63a5\u6536\u7aef\u6240\u9700\u7684\u65f6\u95f4\u3002 <\/li>\n<li>  \u541e\u5410\u91cf&#xff08;Throughput&#xff09;  &#xff1a;\u5728\u5355\u4f4d\u65f6\u95f4\u5185\u6210\u529f\u4f20\u8f93\u7684\u6570\u636e\u91cf\u3002 <\/li>\n<li>  \u4e22\u5305\u7387&#xff08;Packet Loss Rate&#xff09;  &#xff1a;\u5728\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u4e22\u5931\u7684\u6570\u636e\u5305\u6bd4\u4f8b\u3002 <\/li>\n<li>  \u7f51\u7edc\u9519\u8bef&#xff08;Network Errors&#xff09;  &#xff1a;\u7531\u4e8e\u7f51\u7edc\u6545\u969c\u5bfc\u81f4\u7684\u9519\u8bef\u603b\u6570\u3002 <\/li>\n<li>  \u8fde\u63a5\u65f6\u95f4&#xff08;Connection Time&#xff09;  &#xff1a;\u5efa\u7acb\u7f51\u7edc\u8fde\u63a5\u6240\u9700\u7684\u65f6\u95f4\u3002 <\/li>\n<\/ul>\n<p> \u51c6\u5907\u597d\u6d4b\u8bd5\u73af\u5883\u548c\u5de5\u5177&#xff0c;\u5e76\u660e\u786e\u4e86\u6027\u80fd\u6307\u6807\u4e4b\u540e&#xff0c;\u624d\u80fd\u6709\u6548\u5730\u8fdb\u884c\u540e\u7eed\u7684\u7f51\u7edc\u901a\u4fe1\u6d4b\u8bd5\u548c\u8c03\u8bd5\u3002 <\/p>\n<h3> 6.2 \u7f51\u7edc\u901a\u4fe1\u95ee\u9898\u7684\u8bca\u65ad\u4e0e\u8c03\u8bd5 <\/h3>\n<h4> 6.2.1 \u6545\u969c\u8bca\u65ad\u6d41\u7a0b\u4e0e\u5de5\u5177 <\/h4>\n<p> \u5728\u5f00\u53d1\u548c\u90e8\u7f72\u7f51\u7edc\u901a\u4fe1\u5e94\u7528\u65f6&#xff0c;\u9047\u5230\u6545\u969c\u662f\u4e0d\u53ef\u907f\u514d\u7684\u3002\u6709\u6548\u7684\u6545\u969c\u8bca\u65ad\u6d41\u7a0b\u5bf9\u4e8e\u5feb\u901f\u5b9a\u4f4d\u548c\u89e3\u51b3\u95ee\u9898\u81f3\u5173\u91cd\u8981\u3002\u4e00\u822c\u6545\u969c\u8bca\u65ad\u6d41\u7a0b\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4&#xff1a; <\/p>\n<li>  \u67e5\u770b\u7cfb\u7edf\u65e5\u5fd7  &#xff1a;\u68c0\u67e5\u5fae\u63a7\u5236\u5668\u548c\u7f51\u7edc\u8bbe\u5907\u7684\u65e5\u5fd7\u6587\u4ef6&#xff0c;\u5bfb\u627e\u53ef\u80fd\u7684\u9519\u8bef\u63d0\u793a\u6216\u8b66\u544a\u4fe1\u606f\u3002 <\/li>\n<li>  \u4f7f\u7528ping\u547d\u4ee4  &#xff1a;\u901a\u8fc7\u5411\u76ee\u6807IP\u5730\u5740\u53d1\u9001ICMP\u56de\u58f0\u8bf7\u6c42&#xff0c;\u9a8c\u8bc1\u7f51\u7edc\u8fde\u901a\u6027\u3002 <\/li>\n<li>  \u6570\u636e\u5305\u6355\u83b7\u5206\u6790  &#xff1a;\u4f7f\u7528Wireshark\u7b49\u5de5\u5177\u6355\u83b7\u6570\u636e\u5305&#xff0c;\u5206\u6790\u6570\u636e\u6d41\u662f\u5426\u6709\u5f02\u5e38\u3002 <\/li>\n<li>  \u68c0\u67e5\u7f51\u7edc\u914d\u7f6e  &#xff1a;\u6838\u5bf9\u7f51\u7edc\u8bbe\u7f6e&#xff0c;\u5982IP\u5730\u5740\u3001\u5b50\u7f51\u63a9\u7801\u3001\u9ed8\u8ba4\u7f51\u5173\u7b49\u662f\u5426\u6b63\u786e\u914d\u7f6e\u3002 <\/li>\n<li>  \u786c\u4ef6\u68c0\u67e5  &#xff1a;\u68c0\u67e5\u7f51\u7edc\u63a5\u53e3\u7684\u7269\u7406\u8fde\u63a5&#xff0c;\u5305\u62ec\u7535\u7f06\u3001\u8fde\u63a5\u5668\u3001\u7f51\u5361\u7b49\u662f\u5426\u6b63\u5e38\u5de5\u4f5c\u3002 <\/li>\n<p> \u5728\u8fdb\u884c\u6545\u969c\u8bca\u65ad\u65f6&#xff0c;\u4e5f\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u7279\u6b8a\u7684\u5de5\u5177\u3002\u4f8b\u5982&#xff0c;\u4f7f\u7528\u4e32\u53e3\u8c03\u8bd5\u5de5\u5177\u67e5\u770b\u5e94\u7528\u7a0b\u5e8f\u548cLWIP\u534f\u8bae\u6808\u7684\u8fd0\u884c\u72b6\u6001&#xff0c;\u68c0\u67e5\u662f\u5426\u6709\u5f02\u5e38\u7684\u8fd4\u56de\u503c\u6216\u8005\u72b6\u6001\u7801\u3002 <\/p>\n<h4> 6.2.2 \u8c03\u8bd5\u7b56\u7565\u4e0e\u5e38\u89c1\u95ee\u9898\u89e3\u51b3\u65b9\u6cd5 <\/h4>\n<p> \u8c03\u8bd5\u7f51\u7edc\u901a\u4fe1\u95ee\u9898\u901a\u5e38\u9700\u8981\u9075\u5faa\u4e00\u4e9b\u57fa\u672c\u7b56\u7565&#xff1a; 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