{"id":54476,"date":"2025-08-13T07:30:55","date_gmt":"2025-08-12T23:30:55","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/54476.html"},"modified":"2025-08-13T07:30:55","modified_gmt":"2025-08-12T23:30:55","slug":"mcu%e5%a4%96%e8%ae%be%e5%88%9d%e5%a7%8b%e5%8c%96%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88%e5%8f%82%e6%95%b0%e9%85%8d%e7%bd%ae%e5%bf%85%e9%a1%bb%e4%bc%98%e5%85%88%e4%ba%8e%e4%bd%bf%e8%83%bd","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/54476.html","title":{"rendered":"MCU\u5916\u8bbe\u521d\u59cb\u5316\uff1a\u4e3a\u4ec0\u4e48\u53c2\u6570\u914d\u7f6e\u5fc5\u987b\u4f18\u5148\u4e8e\u4f7f\u80fd"},"content":{"rendered":"<p style=\"text-align:center\">\n<p>\u5728\u5fae\u63a7\u5236\u5668\u9886\u57df&#xff0c;\u521d\u59cb\u5316\u53c2\u6570\u914d\u7f6e\u9636\u6bb5\u81f3\u5173\u91cd\u8981\u3002\u6b64\u65f6&#xff0c;\u867d\u65e0\u7535\u6e90\u9a71\u52a8&#xff0c;\u4f46\u5fae\u63a7\u5236\u5668\u5728\u4f7f\u80fd\u4fe1\u53f7\u5230\u6765\u524d&#xff0c;\u501f\u521d\u59cb\u5316\u53c2\u6570\u914d\u7f6e\u8fd9\u4e00\u7cbe\u7ec6\u6b65\u9aa4&#xff0c;\u5f00\u542f\u5173\u952e\u51c6\u5907\u8fdb\u7a0b\u3002\u521d\u59cb\u5316\u53c2\u6570\u914d\u7f6e\u5982\u540c\u7269\u7406\u5750\u6807\u951a\u5b9a\u3001\u903b\u8f91\u6307\u4ee4\u90e8\u7f72\u3001\u5185\u5728\u79e9\u5e8f\u9884\u8bbe&#xff0c;\u5404\u53c2\u6570\u50cf\u6df1\u57cb\u6c83\u571f\u7684\u79cd\u5b50&#xff0c;\u5750\u6807\u3001\u671d\u5411\u3001\u6df1\u5ea6\u7ecf\u7cbe\u5bc6\u8ba1\u7b97&#xff0c;\u4e3a\u672a\u6765\u6307\u4ee4\u8fd0\u884c\u5960\u5b9a\u57fa\u7840\u3002<\/p>\n<p style=\"text-align:center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"205\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250812233053-689bcead9bd73.png\" width=\"364\" \/><\/p>\n<p>\u4e0b\u9762\u4ee5\u56fd\u79d1\u5b89\u82af\u7684MCU\u82af\u7247AS32A601\u4e3a\u4f8b&#xff0c;\u8be6\u7ec6\u5c55\u793a\u4e0bMCU\u8fd9\u4e00\u4e25\u683c\u7684\u8bbe\u8ba1\u7279\u6027&#xff1a;<\/p>\n<p>\u200c1. \u200c\u5916\u8bbe\u68c0\u6d4b\u9636\u6bb5\u200c&#xff1a;MCU\u4f1a\u5c1d\u8bd5\u68c0\u6d4b\u5916\u8bbe\u53ef\u7528\u6027&#xff0c;\u7136\u540e\u624d\u5f00\u59cb\u6267\u884c\u7528\u6237\u4ee3\u7801\u3002<\/p>\n<p>2. \u65f6\u949f\u6811\u914d\u7f6e\u200c&#xff1a;\u7cfb\u7edf\u65f6\u949f(CK_SYS)\u3001AHB\u3001APB\u7b49\u603b\u7ebf\u65f6\u949f\u5fc5\u987b\u5728\u5176\u4ed6\u5916\u8bbe\u521d\u59cb\u5316\u524d\u5b8c\u6210\u914d\u7f6e\u3002<\/p>\n<p>\u4e3a\u4ec0\u4e48\u53c2\u6570\u8981\u5728\u4f7f\u80fd\u524d\u914d\u7f6e&#xff1f;<\/p>\n<p>\u907f\u514d\u7535\u5e73\u8df3\u53d8\u200c&#xff1a;<\/p>\n<ul>\n<li>GPIO\u590d\u7528\u6a21\u5f0f\u4e0b&#xff0c;\u82e5\u5148\u4f7f\u80fd\u5916\u8bbe\u518d\u914d\u7f6e\u590d\u7528\u9009\u62e9\u5668&#xff0c;\u4f1a\u5bfc\u81f4\u77ed\u6682\u7535\u5e73\u53d8\u5316\u3002<\/li>\n<li>\u666e\u901a\u8f93\u51faIO\u9ed8\u8ba4\u8f93\u51fa\u4f4e\u7535\u5e73&#xff0c;\u82e5\u5148\u4f7f\u80fd\u518d\u8bbe\u7f6e\u9ad8\u7535\u5e73&#xff0c;\u4f1a\u51fa\u73b0\u77ed\u6682\u4f4e\u8109\u51b2\u3002<\/li>\n<\/ul>\n<p>\u200c \u9632\u6b62\u786c\u4ef6\u51b2\u7a81\u200c&#xff1a;<\/p>\n<ul>\n<li>\u65f6\u949f\u4f7f\u80fd\u5fc5\u987b\u5728\u5916\u8bbe\u521d\u59cb\u5316\u4e4b\u524d&#xff0c;\u5426\u5219\u4f1a\u5bfc\u81f4\u5916\u8bbe\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\u3002<\/li>\n<li>\u5bc4\u5b58\u5668\u9ed8\u8ba4\u503c\u53ef\u80fd\u4e0d\u7b26\u5408\u5e94\u7528\u9700\u6c42&#xff0c;\u76f4\u63a5\u4f7f\u80fd\u53ef\u80fd\u5bfc\u81f4\u610f\u5916\u884c\u4e3a\u3002<\/li>\n<\/ul>\n<p>\u786e\u4fdd\u7a33\u5b9a\u72b6\u6001\u200c&#xff1a;<\/p>\n<ul>\n<li>\u5916\u8bbe\u4f7f\u80fd\u524d\u9700\u8981\u5efa\u7acb\u6b63\u786e\u7684\u65f6\u949f\u6e90\u3001\u4e2d\u65ad\u4f18\u5148\u7ea7\u7b49\u57fa\u7840\u73af\u5883\u3002<\/li>\n<li>\u53c2\u6570\u914d\u7f6e\u9700\u8981\u4e00\u5b9a\u65f6\u95f4\u751f\u6548&#xff0c;\u7acb\u5373\u4f7f\u80fd\u53ef\u80fd\u5bfc\u81f4\u529f\u80fd\u5f02\u5e38\u3002<\/li>\n<\/ul>\n<h4><span style=\"background-color:#ffffff\">\u65f6\u949f\u914d\u7f6e<\/span><\/h4>\n<li>\n<p><span style=\"background-color:#ffffff\">\u901a\u8fc7\u9605\u8bfb\u82af\u7247\u624b\u518c&#xff0c;\u786e\u8ba4\u597d\u9879\u76ee\u6240\u9700\u5916\u8bbe\u6240\u5728\u65f6\u949f<\/span><\/li>\n<li><span style=\"background-color:#ffffff\">\u786e\u4fdd\u65f6\u949f\u6700\u5148\u914d\u7f6e&#xff0c;\u518d\u53bb\u914d\u7f6e\u5916\u8bbe<\/span><\/li>\n<table cellspacing=\"0\" style=\"margin-left:5.4000pt;width:481.9000pt\">\n<tbody>\n<tr>\n<td style=\"background-color:#f7f7f7;height:184.3000pt;width:33.7500pt\">\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">01<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">02<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">03<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">04<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">05<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">06<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">07<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">08<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">09<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">10<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">11<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">12<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">13<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">14<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">15<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">16<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">17<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">18<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">19<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">20<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">21<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">22<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">23<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">24<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">25<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">26<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">27<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">28<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">29<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">30<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">31<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">32<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">33<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">34<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">35<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">36<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">37<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">38<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">39<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">40<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">41<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">42<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">43<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">44<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">45<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">46<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">47<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">48<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">49<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">50<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">51<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">52<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">53<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">54<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">55<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">56<\/span><\/span><\/p>\n<p style=\"text-align:right\">\n<\/td>\n<td style=\"background-color:#ffffff;height:184.3000pt;width:434.9000pt\">\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#006699\">void<\/span>\u00a0<span style=\"color:#000000\">Systemclock_Init()<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#000000\">{<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/\/\u6ce8\u610f&#xff1a;\u6b64\u5904\u9700\u8981\u5f00\u542f\u7cfb\u7edf\u603b\u7ebf\u7ea7\u7684\u65f6\u949f\u914d\u7f6e&#xff0c;\u5177\u4f53\u5916\u8bbe\u65f6\u949f\u914d\u7f6e\u53ef\u5728\u5404\u6a21\u5757\u521d\u59cb\u5316\u51fd\u6570\u4e2d\u5177\u4f53\u5f00\u542f,\u5177\u4f53\u8bf7\u53c2\u8003\u65f6\u949f\u6811\u6216\u8005\u4e0b\u56fe\u6ce8\u91ca<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/\/\u00a0\u00a0\u00a0\u00a0\u00a0 1. \u4f7f\u7528\u4e32\u53e3\u65f6&#xff0c;\u7531\u4e8e\u4e32\u53e3\u6302\u5728APB0\u603b\u7ebf\u4e0b&#xff0c;\u9700\u8981\u5728\u6b64\u5904\u5f00\u542fAXIBUS3\u65f6\u949f\u3001AXI4TOAPB0\u65f6\u949f\u4ee5\u53caAPBBUS0\u65f6\u949f\u3002<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/\/\u00a0\u00a0\u00a0\u00a0\u00a0 2. \u4f7f\u7528\u5ef6\u65f6\u51fd\u6570\u65f6&#xff0c;\u9700\u8981\u5f00\u542fCLINT\u65f6\u949f<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/\/\u00a0\u00a0\u00a0\u00a0\u00a0 3. \u4f7f\u7528eflash\u3001qspi\u65f6&#xff0c;\u9700\u8981\u5f00\u542fAXIBUS3\u65f6\u949f\u3001AXILITEBUS2\u65f6\u949f<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* AXIBus3 clock operation Guide*\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">AXIBUS3_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">AXI4TOAPB0_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">APBBUS0_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">AXI4TOAPB1_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">APBBUS1_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">AXILITEBUS1_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">AXILITEBUS2_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">EFLASH_CLK_ENABLE();\u00a0\u00a0 <\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CLINT_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_PLLInitTypeDef SMU_PLLInitStruct;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_ClockInitTypeDef SMU_ClockInitStruct;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Set PLL parameters values *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_PLLInitStruct.OscillatorType &#061; SMU_OSCILLATORTYPE_OSC;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_PLLInitStruct.FIRCOscState &#061; DISABLE;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_PLLInitStruct.FIRCCalibrationValue &#061; 0x00;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_PLLInitStruct.PLLConfig.PLLState &#061; ENABLE;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_PLLInitStruct.PLLConfig.PLLSource &#061; SMU_PLLCLK_OSC;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_PLLInitStruct.PLLConfig.PLLDivR &#061; 0x01;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_PLLInitStruct.PLLConfig.PLLDivQ &#061; 0x01;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_PLLInitStruct.PLLConfig.PLLDivN &#061; 0x14;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_PLLInitStruct.PLLConfig.PLLDivF &#061; 0xA0;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_PLLInit(&amp;SMU_PLLInitStruct); <\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Ensure that the EFLASH is consistent with the system clock *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">FLASH_UnlockCtrl();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">FLASH_SetCLKFreq(0xA0);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Set System Clock parameters values *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_ClockInitStruct.SYSCLKSelect &#061; SMU_SYSCLK_PLL;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_ClockInitStruct.AXI4Bus3CLKDiv &#061; AXI4Bus3CLKDiv1;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_ClockInitStruct.APBBus0CLKDiv &#061; APBBus0CLKDiv1;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_ClockInitStruct.APBBus1CLKDiv &#061; APBBus1CLKDiv8;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_ClockInitStruct.CANX2CLKDiv &#061; CANX2CLKDiv1;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_ClockInit(&amp;SMU_ClockInitStruct);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">EFLASH_CLK_UPDATE_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">EFLASH_CLK_UPDATE_DISABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">FLASH_LockCtrl();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Get System Clock values *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">SMU_GetClocksFreq(&amp;SMU_ClocksStruct);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#000000\">}<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4><span style=\"background-color:#ffffff\">GPIO\u521d\u59cb\u5316<\/span><\/h4>\n<li>\n<p><span style=\"background-color:#ffffff\">\u5f00\u59cbGPIO\u5bf9\u5e94\u65f6\u949f<\/span><\/p>\n<\/li>\n<li>\n<p><span style=\"background-color:#ffffff\">\u5982\u679c\u662f\u590d\u7528IO&#xff0c;\u9996\u5148\u8981\u914d\u7f6e\u590d\u7528<\/span><\/p>\n<\/li>\n<p style=\"margin-left:88.0000pt\">\n<table cellspacing=\"0\" style=\"margin-left:5.4000pt;width:481.9000pt\">\n<tbody>\n<tr>\n<td style=\"background-color:#f7f7f7;height:630.0000pt;width:33.7500pt\">\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">01<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">02<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">03<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">04<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">05<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">06<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">07<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">08<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">09<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">10<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">11<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">12<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">13<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">14<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">15<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">16<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">17<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">18<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">19<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">20<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">21<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">22<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">23<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">24<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">25<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">26<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">27<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">28<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">29<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">30<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">31<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">32<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">33<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">34<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">35<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">36<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">37<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">38<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">39<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">40<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">41<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">42<\/span><\/span><\/p>\n<\/td>\n<td style=\"background-color:#ffffff;height:630.0000pt;width:434.9000pt\">\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#006699\">void<\/span>\u00a0<span style=\"color:#000000\">GPIO_Init(<\/span><span style=\"color:#006699\">void<\/span><span style=\"color:#000000\">)<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#000000\">{<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitTypeDef\u00a0 GPIO_InitStructure; <\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/*\u5f00\u542fGPIO\u6240\u5728\u65f6\u949f*\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIOD_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIOG_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIOF_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Set GPIO multiplex mapping *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_PinAFConfig(GPIOD, GPIO_PinSource13, GPIO_AF_CAN1);<\/span><span style=\"color:#008200\">\/\/\u5148\u5f00\u542f\u590d\u7528\u6a21\u5f0f<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_PinAFConfig(GPIOD, GPIO_PinSource14, GPIO_AF_CAN1);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* GPIO Configure *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_StructInit(&amp;GPIO_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Pin &#061; GPIO_Pin_13;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Mode &#061; GPIO_Mode_OUT;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OType &#061; GPIO_Out_PP;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OStrength &#061; GPIO_OStrength_9mA;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_Init(GPIOD, &amp;GPIO_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Pin &#061; GPIO_Pin_14;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Mode &#061; GPIO_Mode_IN;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_IType &#061; GPIO_IPU;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OStrength &#061; GPIO_OStrength_9mA;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_Init(GPIOD, &amp;GPIO_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* GPIOB Configure *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Pin &#061; GPIO_Pin_10 | GPIO_Pin_14 | GPIO_Pin_15; <\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Mode\u00a0\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_Mode_OUT;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OType\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_Out_PP;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OStrength &#061; GPIO_OStrength_9mA;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_Init(GPIOG, &amp;GPIO_InitStructure); <\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* GPIOB Configure *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Pin\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_Pin_1; <\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Mode\u00a0\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_Mode_IN;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_IType\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_IPU;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OType\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_Out_PP;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OStrength &#061; GPIO_OStrength_9mA;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_Init(GPIOF, &amp;GPIO_InitStructure);\u00a0 <\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#000000\">}<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>\u90e8\u5206\u5916\u8bbe\u53c2\u6570\u914d\u7f6e<\/h4>\n<h5>Usart<\/h5>\n<li>\u6700\u540e\u4f7f\u80fd\u5916\u8bbe<\/li>\n<li>\u914d\u7f6e\u5916\u8bbe\u53c2\u6570<\/li>\n<li>\u914d\u7f6eGPIO\u5148\u914d\u7f6e\u590d\u7528<\/li>\n<li>\u5f00\u542fGPIO\u548c\u5916\u8bbe\u65f6\u949f<\/li>\n<table cellspacing=\"0\" style=\"margin-left:5.4000pt;width:481.9000pt\">\n<tbody>\n<tr>\n<td style=\"background-color:#f7f7f7;height:680.4500pt;width:34.7000pt\">\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">01<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">02<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">03<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">04<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">05<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">06<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">07<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">08<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">09<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">10<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">11<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">12<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">13<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">14<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">15<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">16<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">17<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">18<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">19<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">20<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">21<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">22<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">23<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">24<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">25<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">26<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">27<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">28<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">29<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">30<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">31<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">32<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">33<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">34<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">35<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">36<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">37<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">38<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">39<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">40<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">41<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">42<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">43<\/span><\/span><\/p>\n<p style=\"margin-right:28.0000pt;text-align:center\">\n<\/td>\n<td style=\"background-color:#ffffff;height:680.4500pt;width:447.2000pt\">\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#006699\">void<\/span>\u00a0<span style=\"color:#000000\">User_Print_Init(uint32_t BaudRate)<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#000000\">{<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART_InitTypeDef USART_InitStructure;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitTypeDef\u00a0 GPIO_InitStructure;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_InitTypeDef PLIC_InitStructure;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/*GOPI\/\u5916\u8bbe\u65f6\u949f\u4f7f\u80fd*\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIOD_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART0_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Set GPIO multiplex mapping *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_PinAFConfig(GPIOD, GPIO_PinSource8, GPIO_AF_USART0);\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/span><span style=\"color:#008200\">\/* USART0_TX *\/<\/span><span style=\"color:#008200\">\u00a0\u5f00\u542f\u590d\u7528\u6a21\u5f0f<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_PinAFConfig(GPIOD, GPIO_PinSource9, GPIO_AF_USART0);\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/span><span style=\"color:#008200\">\/* USART0_RX *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* GPIO Configure *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Pin\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_Pin_8;\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Mode\u00a0\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_Mode_OUT;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OType\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_Out_PP;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OStrength &#061; GPIO_OStrength_4_5mA;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_Init(GPIOD, &amp;GPIO_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Pin\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_Pin_9;\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Mode\u00a0\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_Mode_IN;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_IType\u00a0\u00a0\u00a0\u00a0 &#061; GPIO_IN_FLOATING;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OStrength &#061; GPIO_OStrength_4_5mA;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_Init(GPIOD, &amp;GPIO_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/*\u9632\u6b62\u914d\u7f6e\u51b2\u7a81*\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART_DeInit(USART0);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART_StructInit(&amp;USART_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Initializes the USART0 *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART_InitStructure.USART_BaudRate\u00a0\u00a0\u00a0\u00a0 &#061; BaudRate;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART_InitStructure.USART_WordLength\u00a0\u00a0 &#061; USART_WordLength_8b;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART_InitStructure.USART_StopBits\u00a0\u00a0\u00a0\u00a0 &#061; USART_StopBits_1;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART_InitStructure.USART_Parity\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &#061; USART_Parity_No;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART_InitStructure.USART_Mode\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &#061; USART_Mode_Rx | USART_Mode_Tx;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART_InitStructure.USART_OverSampling &#061; USART_OverSampling_16;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#000000\">USART_Init(USART0, &amp;USART_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#008200\">\/*\u914d\u7f6e\u597d\u76f8\u5173\u53c2\u6570\u540e&#xff0c;\u4f7f\u80fdUSART*\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART_Cmd(USART0, ENABLE);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">USART_ITConfig(USART0, USART_IT_RXNE, ENABLE);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Configer the USART0 interrupt *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_InitStructure.PLIC_IRQChannel &#061; USART0_IRQn;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_InitStructure.PLIC_IRQPriority &#061; 1;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_InitStructure.PLIC_IRQChannelCmd &#061; ENABLE;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_Init(&amp;PLIC_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#000000\">}<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h5>CAN<\/h5>\n<table cellspacing=\"0\" style=\"margin-left:5.4000pt;width:481.9000pt\">\n<tbody>\n<tr>\n<td style=\"background-color:#f7f7f7;height:283.5000pt;width:34.7000pt\">\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">01<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">02<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">03<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">04<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">05<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">06<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">07<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">08<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">09<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">10<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">11<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">12<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">13<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">14<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">15<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">16<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">17<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">18<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">19<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">20<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">21<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">22<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">23<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">24<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">25<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">26<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">27<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">28<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">29<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">30<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">31<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">32<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">33<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">34<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">35<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">36<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">37<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">38<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">39<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">40<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">41<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">42<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">43<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">44<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">45<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">46<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">47<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">48<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">49<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">50<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">51<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">52<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">53<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">54<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">55<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">56<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">57<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">58<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">59<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">60<\/span><\/span><\/p>\n<p style=\"text-align:right\"><span style=\"background-color:#ffffff\"><span style=\"color:#afafaf\">61<\/span><\/span><\/p>\n<\/td>\n<td style=\"background-color:#ffffff;height:283.5000pt;width:447.2000pt\">\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#006699\">void<\/span>\u00a0<span style=\"color:#000000\">User_CANFD3_Init()<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#000000\">{<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD3_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIOC_CLK_ENABLE();<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitTypeDef\u00a0 GPIO_InitStructure;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_InitTypeDef CANFD_InitStructure;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_InitTypeDef\u00a0 PLIC_InitStructure;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Set GPIO multiplex mapping *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_PinAFConfig(GPIOC, GPIO_PinSource7, GPIO_AF_CAN3);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_PinAFConfig(GPIOC, GPIO_PinSource8, GPIO_AF_CAN3);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* GPIO Configure *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_StructInit(&amp;GPIO_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Pin &#061; GPIO_Pin_7;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Mode &#061; GPIO_Mode_OUT;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OType &#061; GPIO_Out_PP;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OStrength &#061; GPIO_OStrength_18mA;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_Init(GPIOC, &amp;GPIO_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Pin &#061; GPIO_Pin_8;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_Mode &#061; GPIO_Mode_IN;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_IType &#061; GPIO_IPU;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_InitStructure.GPIO_OStrength &#061; GPIO_OStrength_18mA;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">GPIO_Init(GPIOC, &amp;GPIO_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Initializes the CANFD1 *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Arbitration Phase (Nominal) Baud Rate 500KHz *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Data Phase Baud Rate 2MHz *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_StructInit(&amp;CANFD_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_InitStructure.CANFD_SRR &#061; CANFD_SRR_RESET;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_InitStructure.CANFD_APBRPR &#061; CANFD_APBRPR_10tp;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_InitStructure.CANFD_APBTR_APTS1 &#061; CANFD_APBTR_TS1_11tp;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_InitStructure.CANFD_APBTR_APTS2 &#061; CANFD_APBTR_TS2_4tp;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_InitStructure.CANFD_APBTR_APSJW &#061; CANFD_APBTR_SJW_2tp;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_InitStructure.CANFD_DPBRPR &#061; CANFD_DPBRPR_2tp;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_InitStructure.CANFD_DPBTR_DPTS1 &#061; CANFD_DPBTR_TS1_7tp;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_InitStructure.CANFD_DPBTR_DPTS2 &#061; CANFD_DPBTR_TS2_2tp;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_InitStructure.CANFD_DPBTR_DPSJW &#061; CANFD_DPBTR_SJW_2tp;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_Init(CANFD3, &amp;CANFD_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* CANFD receive filter configure *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_FilterInit(CANFD3, TB0, 0xFFE00000, 0X62E00000);\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_AutoRetransConfig(CANFD3,ENABLE);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Enable new message received interrupt *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_ITConfig(CANFD3, CANFD_IT_ERXOK, ENABLE);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* CANFD Enable *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_Enable(CANFD3);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_StructInit(&amp;PLIC_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0<\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#008200\">\/* Configer the CANFD1 interrupt *\/<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_InitStructure.PLIC_IRQChannel &#061; CANFD3_IRQn;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_InitStructure.PLIC_IRQPriority &#061; 2;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_InitStructure.PLIC_IRQChannelCmd &#061; ENABLE;<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">PLIC_Init(&amp;PLIC_InitStructure);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\">\u00a0\u00a0\u00a0\u00a0<span style=\"color:#000000\">CANFD_ClearITPendingBit(CANFD3, CANFD_CLEAR_ALL);<\/span><\/span><\/p>\n<p><span style=\"background-color:#ffffff\"><span style=\"color:#000000\">}<\/span><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u901a\u8fc7\u9075\u5faa&#034;\u53c2\u6570\u914d\u7f6e\u5728\u5148&#xff0c;\u5916\u8bbe\u4f7f\u80fd\u5728\u540e&#034;\u7684\u539f\u5219&#xff0c;\u5e76\u91c7\u7528\u7ed3\u6784\u5316\u521d\u59cb\u5316\u6d41\u7a0b&#xff0c;\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8MCU\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb585\u6b21\uff0c\u70b9\u8d5e20\u6b21\uff0c\u6536\u85cf16\u6b21\u3002\u5728\u5fae\u63a7\u5236\u5668\u9886\u57df\uff0c\u521d\u59cb\u5316\u53c2\u6570\u914d\u7f6e\u9636\u6bb5\u81f3\u5173\u91cd\u8981\u3002\u6b64\u65f6\uff0c\u867d\u65e0\u7535\u6e90\u9a71\u52a8\uff0c\u4f46\u5fae\u63a7\u5236\u5668\u5728\u4f7f\u80fd\u4fe1\u53f7\u5230\u6765\u524d\uff0c\u501f\u521d\u59cb\u5316\u53c2\u6570\u914d\u7f6e\u8fd9\u4e00\u7cbe\u7ec6\u6b65\u9aa4\uff0c\u5f00\u542f\u5173\u952e\u51c6\u5907\u8fdb\u7a0b\u3002\u521d\u59cb\u5316\u53c2\u6570\u914d\u7f6e\u5982\u540c\u7269\u7406\u5750\u6807\u951a\u5b9a\u3001\u903b\u8f91\u6307\u4ee4\u90e8\u7f72\u3001\u5185\u5728\u79e9\u5e8f\u9884\u8bbe\uff0c\u5404\u53c2\u6570\u50cf\u6df1\u57cb\u6c83\u571f\u7684\u79cd\u5b50\uff0c\u5750\u6807\u3001\u671d\u5411\u3001\u6df1\u5ea6\u7ecf\u7cbe\u5bc6\u8ba1\u7b97\uff0c\u4e3a\u672a\u6765\u6307\u4ee4\u8fd0\u884c\u5960\u5b9a\u57fa\u7840\u3002\u4e0b\u9762\u4ee5\u56fd\u79d1\u5b89\u82af\u7684MCU\u82af\u7247AS32A601\u4e3a\u4f8b\uff0c\u8be6\u7ec6\u5c55\u793a\u4e0bMCU\u8fd9\u4e00\u4e25\u683c\u7684\u8bbe\u8ba1\u7279\u6027\uff1a\u200c1. \u200c\u5916\u8bbe\u68c0\u6d4b\u9636\u6bb5\u200c\uff1aMCU\u4f1a\u5c1d\u8bd5\u68c0\u6d4b\u5916\u8bbe\u53ef\u7528\u6027\uff0c\u7136\u540e\u624d\u5f00\u59cb\u6267\u884c\u7528\u6237\u4ee3\u7801\u3002<\/p>\n","protected":false},"author":2,"featured_media":54475,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[5559,270,269,56,977,78],"topic":[],"class_list":["post-54476","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-as32mcu","tag-270","tag-269","tag-56","tag-977","tag-78"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MCU\u5916\u8bbe\u521d\u59cb\u5316\uff1a\u4e3a\u4ec0\u4e48\u53c2\u6570\u914d\u7f6e\u5fc5\u987b\u4f18\u5148\u4e8e\u4f7f\u80fd - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, 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