{"id":1384,"date":"2023-04-11T18:36:33","date_gmt":"2023-04-11T10:36:33","guid":{"rendered":"https:\/\/www.huangrongzhen.ink\/?p=1384"},"modified":"2023-04-21T20:31:39","modified_gmt":"2023-04-21T12:31:39","slug":"%e5%8d%95%e7%89%87%e6%9c%ba%e5%bc%80%e5%8f%91%e7%ac%94%e8%ae%b0%e7%b3%bb%e5%88%97%ef%bc%88%e4%b8%80%ef%bc%89-%e7%a1%ac%e4%bb%b6%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"https:\/\/www.huangrongzhen.ink\/?p=1384","title":{"rendered":"\u5355\u7247\u673a\u5f00\u53d1\u7b14\u8bb0\u7cfb\u5217\uff08\u4e00\uff09- \u786c\u4ef6\u8bbe\u8ba1"},"content":{"rendered":"

\u4ecb\u7ecd\u5982\u4f55\u6784\u5efa\u6700\u5c0f\u7cfb\u7edf\u3002 <\/p><\/div>\n\n\n

<\/span>\u7b80\u4ecb<\/span><\/h2>\n\n\n\n

\u672c\u7ae0\u4e2d\u5c06\u4ecb\u7ecd\u5982\u4f55\u6784\u5efa\u5355\u7247\u673a\u6700\u5c0f\u6838\u5fc3\u7cfb\u7edf\uff0c\u5305\u62ec\u7535\u6e90\u8bbe\u8ba1\u3001\u4e0b\u8f7d\u63a5\u53e3\u9009\u62e9\u3001\u6676\u632f\u9009\u62e9\u7b49\u7b49\u3002<\/p>\n\n\n\n

\u6587\u7ae0\u6bd4\u8f83\u957f\uff0c\u53ef\u4ee5\u70b9\u5f00\u5de6\u4fa7\u76ee\u5f55\u5feb\u901f\u67e5\u9605\u3002<\/strong><\/p>\n\n\n\n

<\/span>\u7535\u6e90\u7535\u8def\u8bbe\u8ba1<\/span><\/h2>\n\n\n\n

<\/span>\u4f9b\u7535\u7535\u538b\u8303\u56f4<\/span><\/h3>\n\n\n\n

\u4ee5 STM32F103RCT6 \u4e3a\u4f8b\u3002\u4e00\u822c\uff0c\u82af\u7247\u624b\u518c\u4e2d\u90fd\u4f1a\u7ed9\u51fa\u82af\u7247\u7684\u5f15\u811a\u5b9a\u4e49\u3001\u5c01\u88c5\u4fe1\u606f\u4ee5\u53ca\u63a8\u8350\u7535\u8def\u3002\u6ce8\u610f\uff0cSTM32F103RCT6 \u7684\u6570\u636e\u624b\u518c\u662f STM32F103 \u7cfb\u5217\u5171\u7528\u7684\u3002\u5fae\u63a7\u5236\u5668\u7684\u4f9b\u7535\u5927\u81f4\u5206\u4e3a\u4e24\u79cd\uff0c\u5206\u522b\u662f 3V3 \u4f9b\u7535\u548c 5V \u4f9b\u7535\uff0c\u5728\u6570\u636e\u624b\u518c\u4e2d\u4f1a\u7ed9\u51fa\uff0c\u5982\u4e0b\u6240\u793a\u3002\u4e0b\u56fe\u8bf4\u660e\uff0cSTM32F103 \u7cfb\u5217 VDD \u5f15\u811a\u4f9b\u7535\u8303\u56f4\u5728 2~3.6V \u4e4b\u95f4\uff1b\u5982\u679c\u4e0d\u4f7f\u7528 ADC \u529f\u80fd\uff0c\u90a3\u4e48 VDDA \u7684\u4f9b\u7535\u7535\u538b\u53ef\u4ee5\u662f 2~3.6V \u4e4b\u95f4\uff0c\u5982\u679c\u4f7f\u7528\u4e86 ADC \u529f\u80fd\uff0c\u90a3\u4e48 VDDA \u7684\u4f9b\u7535\u7535\u538b\u5fc5\u987b\u5728 2.4~3.6V \u4e4b\u95f4\uff1b\u5907\u4efd\u57df\u4f9b\u7535\u7535\u538b\u53ef\u5728 1.8~3.6V \u4e4b\u95f4\u3002\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u5c06\u82af\u7247\u7684\u4f9b\u7535\u7535\u538b\u5b9a\u4e3a 3.3V\u3002<\/p>\n\n\n

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

<\/span>\u5b98\u65b9\u7684\u53c2\u8003\u7535\u8def<\/span><\/h3>\n\n\n\n

\u5728\u6570\u636e\u624b\u518c\u7535\u5668\u7279\u6027\u4e00\u7ae0\uff0c\u6709\u7ed9\u51fa\u63a8\u8350\u7684\u7535\u6e90\u7535\u8def\u8bbe\u8ba1\uff0c\u5982\u4e0b\u6240\u793a\u3002\u5b98\u65b9\u63a8\u8350\u7684\u7535\u8def\u4e2d\uff0c\u7535\u6e90\u7535\u8def\u8bbe\u8ba1\u4e3b\u8981\u5206\u4e3a\u4e09\u5927\u5757\uff0c\u4e00\u662f\u5907\u4efd\u57df\uff08RTC \u548c\u5907\u4efd\u5bc4\u5b58\u5668\uff09\u4f9b\u7535\uff0c\u4e8c\u662f\u6570\u5b57\u57df\u4f9b\u7535\uff0c\u4e09\u662f\u6a21\u62df\u57df\u4f9b\u7535\u3002<\/p>\n\n\n

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

<\/span>\u5907\u4efd\u57df\u4f9b\u7535<\/span><\/h3>\n\n\n\n

\u5907\u4efd\u57df\u4e2d\u5305\u542b\u4e86 RTC \u5b9e\u65f6\u65f6\u949f\u6a21\u5757\uff0c\u5982\u679c\u9879\u76ee\u4e2d\u6709\u7528\u5230 RTC\uff0c\u4e3a\u4e86 RTC \u6b63\u5e38\u8fd0\u884c\uff0c\u9700\u8981\u7ed9\u82af\u7247\u5916\u63a5\u4e00\u4e2a\u7ebd\u6263\u7535\u6c60\uff0c\u7528\u4e8e\u65ad\u7535\u540e\u7ef4\u6301 RTC \u7684\u8fd0\u884c\u3002\u4e00\u822c\uff0c\u7ebd\u6263\u7535\u6c60\u7535\u8def\u7684\u8bbe\u8ba1\u53ef\u4ee5\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n

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

\u53f3\u4e0a\u89d2\u7684 CR1 \u5373\u4e3a\u7ebd\u6263\u7535\u6c60\u5ea7\u5b50\uff0c\u7528\u6765\u5b89\u88c5\u7ebd\u6263\u7535\u6c60\uff0c\u5982\u4e0b\u6240\u793a\u3002\u5f53\u7136\u4e5f\u53ef\u4ee5\u662f\u5176\u5b83\u7c7b\u578b\u7684\u5ea7\u5b50\u3002<\/p>\n\n\n

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

\u8fd9\u91cc\u7528\u4e86\u4e24\u4e2a\u4e8c\u6781\u7ba1\u6765\u9009\u62e9 VBAT \u5230\u5e95\u662f\u4f7f\u7528\u54ea\u4e00\u8def\u8f93\u51fa\u3002\u4e00\u822c\u7ebd\u6263\u7535\u6c60\u7684\u7535\u538b\u5728 1.5~3V \u4e4b\u95f4\u3002\u7535\u8def\u677f\u672a\u65ad\u7535\u65f6\uff0cD1 \u5de6\u4fa7\u6709\u7535\u6e90\u8f93\u5165\uff0c\u56e0\u4e3a 3V3 \u7535\u6e90\u7535\u538b\u6bd4\u7ebd\u6263\u7535\u6c60\u9ad8\uff0c\u6240\u4ee5 D1 \u5bfc\u901a\uff0cD2 \u963b\u65ad\uff0cVBAT \u7531 3V3 \u7535\u6e90\u63d0\u4f9b\uff1b\u7535\u8def\u677f\u65ad\u7535\u540e\uff0cD1 \u5de6\u4fa7\u6ca1\u6709\u7535\u6e90\u8f93\u5165\uff0cD2 \u5bfc\u901a\uff0cVBAT \u7531\u7ebd\u6263\u7535\u6c60\u63d0\u4f9b\u3002<\/p>\n\n\n\n

\u901a\u8fc7\u53c2\u8003\u7535\u8def\u7684\u5185\u90e8\u7ed3\u6784\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0c\u5176\u5b9e STM32F103RCT6 \u82af\u7247\u5185\u90e8\u5df2\u7ecf\u5bf9 VDD \u548c VBAT \u505a\u4e86\u4e8c\u9009\u4e00\u7684\u64cd\u4f5c\uff0c\u663e\u5f97\u6211\u4eec\u7684\u7ebd\u6263\u7535\u6c60\u7535\u8def\u5f88\u591a\u4f59\u3002\u4f46\u662f\uff0c\u6709\u4e9b\u82af\u7247\u5185\u90e8\u662f\u6ca1\u6709\u505a\u8fd9\u4e2a\u5904\u7406\u7684\uff0c\u6240\u4ee5\u4e3a\u4e86\u9002\u914d\u6240\u6709\u7684\u5e94\u7528\u573a\u666f\uff08\u4e3b\u8981\u662f\u61d2\uff09\uff0c\u53ef\u4ee5\u5728\u5916\u8fb9\u989d\u5916\u518d\u5305\u4e00\u5c42\u4e8c\u9009\u4e00\u7684\u7535\u8def\u3002<\/p>\n\n\n\n

\u5982\u679c\u9879\u76ee\u4e2d\u6ca1\u6709\u5e94\u7528\u5230 RTC \u5b9e\u65f6\u65f6\u949f\uff0c\u90a3\u4e48\u53ef\u4ee5\u7b80\u5355\u7684\u5c06 VBAT \u76f4\u63a5\u8fde\u5230 VDD\u3002<\/p>\n\n\n\n

<\/span>\u6570\u5b57\u57df\u4f9b\u7535<\/span><\/h3>\n\n\n\n

STM32F103RCT6 \u7684 IO \u903b\u8f91\u7535\u8def\u3001CPU\u3001\u5185\u5b58\u4ee5\u53ca\u5176\u5b83\u6570\u5b57\u57df\uff0c\u662f\u7531 VDD \u5f15\u811a\u63d0\u4f9b\u7535\u6e90\u7684\u3002\u6570\u5b57\u57df\u4e2d\u542b\u6709 CPU\uff0c\u5373 Cortex-M \u5185\u6838\uff0c\u662f\u8017\u7535\u91cf\u6700\u5927\u7684\u533a\u57df\uff0c\u6240\u4ee5\u4e00\u822c\u4f1a\u6709\u591a\u4e2a VDD \u5f15\u811a\uff0c\u8fd9\u4e9b\u5f15\u811a\u90fd\u8981\u8fde\u5230 3V3 \u4f9b\u7535\u3002\u9664\u6b64\u4e4b\u5916\uff0c\u6bcf\u4e2a VDD \u5f15\u811a\u9644\u8fd1\u90fd\u81f3\u5c11\u8981\u6709\u4e00\u4e2a 100nF \u7684\u53bb\u8026\u7535\u5bb9\uff0c\u7528\u4e8e\u63d0\u9ad8\u7535\u8def\u6297\u5e72\u6270\u80fd\u529b\uff1bPCB \u5e03\u5c40\u65f6\uff0c\u53bb\u8026\u7535\u5bb9\u8981\u5c3d\u53ef\u80fd\u9760\u8fd1\u82af\u7247\u6446\u653e\uff0c\u5982\u679c\u662f\u53cc\u9762\u5e03\u5c40\uff0c\u90a3\u4e48\u53ef\u4ee5\u8003\u8651\u5c06\u53bb\u8026\u7535\u5bb9\u653e\u7f6e\u5230\u82af\u7247\u7684\u80cc\u9762\u3002<\/p>\n\n\n\n

<\/span>\u6a21\u62df\u57df\u4f9b\u7535<\/span><\/h3>\n\n\n\n

STM32F103RCT6 \u7684 ADC\u3001DAC\u3001PLL \u7b49\uff0c\u662f\u7531 VDDA \u5f15\u811a\u4f9b\u7535\u3002\u76f8\u5bf9\u800c\u8a00\uff0cVDDA \u5f15\u811a\u7684\u6570\u91cf\u8981\u6bd4 VDD \u5c11\u5f97\u591a\uff0c\u90a3\u662f\u56e0\u4e3a\u6570\u5b57\u57df\u7684\u529f\u8017\u4e0d\u9ad8\u3002\u5bf9\u4e8e\u9ad8\u7aef\u4e00\u4e9b\u7684\u82af\u7247\uff0cADC \u548c DAC \u62e5\u6709\u72ec\u7acb\u7684\u53c2\u8003\u7535\u538b\u5f15\u811a\u3002\u7528\u6237\u53ef\u4ee5\u7528\u4e00\u4e2a\u9ad8\u7cbe\u5ea6\u3001\u4f4e\u6e29\u6f02\u7684\u7a33\u538b\u7ba1\u4e3a\u6a21\u62df\u57df\u63d0\u4f9b\u53ef\u9760\u7684\u53c2\u8003\u7535\u538b\uff0c\u8fd9\u6837\u6d4b\u51fa\u6765\u7684 ADC \u503c\u4f1a\u66f4\u7cbe\u786e\u3002\u5bf9\u4e8e VDDA \u5f15\u811a\uff0c\u56e0\u4e3a\u6a21\u62df\u57df\u5bf9\u566a\u58f0\u5f88\u654f\u611f\uff0c\u9700\u8981\u505a\u66f4\u591a\u7684\u6ee4\u6ce2\uff0c\u6240\u4ee5\u53bb\u8026\u7535\u5bb9\u901a\u5e38\u662f\u4e00\u5927\u4e00\u5c0f\u642d\u914d\u3002\u5bf9\u4e8e\u6570\u5b57\u57df\u548c\u6a21\u62df\u57df\u7684\u4f9b\u7535\uff0c\u4e00\u822c\u7528 10uH \u7684\u7535\u611f\u9694\u5f00\uff0c\u53ef\u4ee5\u8d77\u5230\u7b80\u5355\u7684\u6570\u6a21\u9694\u79bb\u6548\u679c\u3002<\/p>\n\n\n\n

<\/span>\u5c0f\u8282<\/span><\/h3>\n\n\n\n

\u4e00\u822c\uff0c\u82af\u7247\u7684\u7535\u6e90\u4f9b\u7535\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u6570\u636e\u624b\u518c\u91cc\u63d0\u4f9b\u7684\u53c2\u8003\u7535\u8def\u3002\u8fd9\u4e2a\u7535\u8def\u662f\u7ecf\u8fc7\u5b98\u7f51\u9a8c\u8bc1\u8fc7\u7684\uff0c\u80af\u5b9a\u6ca1\u95ee\u9898\u3002\u5f53\u7136\uff0c\u5982\u679c\u624b\u4e0a\u5df2\u7ecf\u6709\u6210\u719f\u7684\u7535\u8def\uff0c\u90a3\u4e48\u53ef\u4ee5\u76f4\u63a5\u7167\u642c\u3002\u82af\u7247\u7684\u53bb\u8026\u7535\u5bb9\u53ea\u662f\u8d77\u5230\u6ee4\u6ce2\u7684\u4f5c\u7528\uff0c\u5c31\u7b97\u662f\u6ca1\u6709\uff0c\u82af\u7247\u4e5f\u662f\u80fd\u6b63\u5e38\u8fd0\u884c\u7684\uff0c\u5c31\u662f\u6297\u5e72\u6270\u6027\u6ca1\u90a3\u4e48\u5f3a\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\u4e5f\u80fd\u6b63\u5e38\u4f7f\u7528\u3002<\/p>\n\n\n\n

<\/span>\u590d\u4f4d\u7535\u8def\u8bbe\u8ba1<\/span><\/h2>\n\n\n\n

\u540c\u6837\u7684\uff0c\u5728 STM32F103RCT6 \u7684\u6570\u636e\u624b\u518c\u4e2d\uff0c\u5b98\u65b9\u4e5f\u7ed9\u51fa\u4e86\u590d\u4f4d\u76f8\u5173\u7684\u63a8\u8350\u7535\u8def\uff0c\u5982\u4e0b\u6240\u793a\u3002\u53ef\u4ee5\u770b\u5230\uff0c\u5728 STM32F103RCT6 \u82af\u7247\u5185\u90e8\uff0c\u590d\u4f4d\u5f15\u811a NRST \u662f\u6709\u9ed8\u8ba4\u4e0a\u62c9\u7684\u3002\u6240\u4ee5\u5373\u4f7f\u7528\u6237\u5c06 NRST \u5f15\u811a\u60ac\u7a7a\uff0c\u82af\u7247\u4e5f\u662f\u80fd\u6b63\u5e38\u8fd0\u884c\u3002\u5b9e\u9645\u9879\u76ee\u4e2d\u63a8\u8350\u4fdd\u7559\u590d\u4f4d\u7535\u8def\uff0c\u590d\u4f4d\u6309\u952e\u5728\u8c03\u8bd5\u4e2d\u7279\u522b\u6709\u7528\uff0c\u5e38\u5e38\u4f1a\u9700\u8981\u624b\u52a8\u590d\u4f4d\u82af\u7247\uff0c\u5982\u679c\u7535\u8def\u677f\u4e0a\u6ca1\u6709\u590d\u4f4d\u6309\u952e\uff0c\u90a3\u5c06\u4f1a\u5f88\u5c34\u5c2c\u3002<\/p>\n\n\n

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

<\/span>\u542f\u52a8\u6a21\u5f0f\u9009\u62e9\u7535\u8def\u8bbe\u8ba1<\/span><\/h2>\n\n\n\n

\u5728 STM32F103RCT6 \u82af\u7247\u4e2d\uff0c\u7531\u6709\u4e24\u4e2a\u7279\u6b8a\u5f15\u811a\uff0cBOOT0 \u548c BOOT1\uff0c\u7528\u6765\u63a7\u5236\u82af\u7247\u7684\u542f\u52a8\u65b9\u5f0f\uff0c\u5728\u53c2\u8003\u624b\u518c\uff08\u975e\u6570\u636e\u624b\u518c\uff09\u4e2d\u6709\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5982\u4e0b\u6240\u793a\u3002\u590d\u4f4d\u540e\uff0c\u82af\u7247\u4f1a\u5728\u542f\u52a8\u77ac\u95f4\u68c0\u6d4b BOOT0 \u548c BOOT1 \u5f15\u811a\u7684\u7535\u5e73\uff0c\u6839\u636e\u5f15\u811a\u7535\u5e73\u9009\u62e9\u4e0d\u540c\u7684\u542f\u52a8\u65b9\u5f0f\u3002<\/p>\n\n\n

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

\u5176\u4e2d\uff0cMain Flash Memory \u5373\u4e3a\u8fd0\u884c\u7528\u6237\u70e7\u5f55\u5230 Flash \u4e2d\u7684\u7a0b\u5e8f\uff0c\u4e00\u822c\u82af\u7247\u662f\u5de5\u4f5c\u5728\u8fd9\u4e2a\u6a21\u5f0f\u3002Boot loader \u6a21\u5f0f\u5373\u4e3a ISP \u70e7\u5f55\uff0c\u5373\u4e32\u53e3\u70e7\u5f55\u6a21\u5f0f\u3002\u5728\u8be5\u6a21\u5f0f\u4e0b\uff0c\u7528\u6237\u53ef\u4ee5\u5c06\u7a0b\u5e8f\u6587\u4ef6\u70e7\u5f55\u5230 Flash \u4e2d\uff0c\u6211\u4eec\u7528\u4e00\u952e\u4e0b\u8f7d\u70e7\u5f55\u7a0b\u5e8f\u65f6\uff0c\u82af\u7247\u5c31\u662f\u5de5\u4f5c\u5728\u8fd9\u4e2a\u6a21\u5f0f\u3002On-chip SRAM \u662f\u6307\u8fd0\u884c SRAM \u4e2d\u7684\u7a0b\u5e8f\uff0c\u4e00\u822c\u4e0d\u7528\u3002<\/p>\n\n\n\n

\u5bf9\u4e8e BOOT1 \u5f15\u811a\uff0c\u6211\u4eec\u5927\u53ef\u76f4\u63a5\u7528 10k\u03a9 \u7535\u963b\u4e0b\u62c9\uff0c\u56e0\u4e3a\u4e0d\u7ba1\u662f Main Flash Memory \u6216 Boot loader \u6a21\u5f0f\uff0cBOOT1 \u90fd\u53ef\u4ee5\u662f\u4f4e\u7535\u5e73\u3002<\/p>\n\n\n\n

\u5bf9\u4e8e BOOT0 \u5f15\u811a\uff0c\u5982\u679c\u4f7f\u7528 STLink \u6216 Jlink \u7b49\u4e0b\u8f7d\u5668\uff0c\u90a3\u4e48\u4e5f\u53ef\u4ee5\u76f4\u63a5\u7528 10k\u03a9 \u62c9\u4f4e\uff0c\u4e0b\u8f7d\u5668\u4f1a\u901a\u8fc7\u534f\u8bae\u63a7\u5236\u82af\u7247\u8fdb\u5165\u70e7\u5f55\u6a21\u5f0f\uff0c\u65e0\u9700\u5c06 BOOT0 \u5f15\u811a\u8bbe\u4e3a 1<\/strong>\u3002\u5982\u679c\u662f\u4f7f\u7528\u4e86\u4e00\u952e\u4e0b\u8f7d\u7684\u6a21\u5f0f\uff0c\u5373 ISP \u70e7\u5f55\uff0c\u90a3\u4e48\u5219\u9700\u8981\u90e8\u7f72\u65b9\u4fbf BOOT0 \u4e0a\u62c9\u7684\u8bbe\u8ba1\u3002\u4e00\u952e\u4e0b\u8f7d\u7535\u8def\u662f\u53ef\u4ee5\u63a7\u5236 BOOT0 \u7535\u5e73\u9ad8\u4f4e\u7684\uff0c\u5982\u679c\u7535\u8def\u4e2d\u6ca1\u6709\u4e00\u952e\u4e0b\u8f7d\u7684\u8bbe\u8ba1\uff0c\u90a3\u4e48\u9700\u8981\u7528\u8df3\u7ebf\u5e3d\u6216\u954a\u5b50\u7b49\u5f3a\u5236\u5c06 BOOT0 \u62c9\u9ad8\uff0c\u8fdb\u5165 Boot loader \u6a21\u5f0f\uff0c\u7136\u540e\u518d\u70e7\u5199\u3002<\/p>\n\n\n\n

<\/span>\u4e0b\u8f7d\u7535\u8def\u8bbe\u8ba1<\/span><\/h2>\n\n\n\n

\u5bf9\u4e8e\u4e0b\u8f7d\uff0c\u53ef\u4ee5\u9009\u62e9\u4e00\u952e\u4e0b\u8f7d\u7535\u8def\uff0c\u65e2\u53ef\u4ee5\u901a\u4fe1\uff0c\u4e5f\u53ef\u4ee5\u70e7\u5f55\uff0c\u4e00\u4e3e\u4e24\u5f97\uff0c\u5c31\u662f\u7535\u8def\u590d\u6742\u4e86\u4e9b\u3002\u53e6\u5916\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528 STLink \u6216 JLink \u4e0b\u8f7d\u5668\u70e7\u5f55\uff0c\u6b64\u65f6\u53ef\u4ee5\u9009\u62e9 JTAG \u6216 SWD \u63a5\u53e3\u3002\u5728\u8fd9\u91cc\u63a8\u8350\u4f7f\u7528 SWD \u63a5\u53e3\uff0c\u6807\u51c6\u7684 JTAG \u63a5\u53e3\u592a\u5927\u4e86\uff0cSWD \u63a5\u53e3\u53ea\u7528\u56db\u6839\u6839\u7ebf\uff0cSWDIO\u3001SWCLK\u3001GND \u548c VCC\uff0c\u5c0f\u5de7\u8f7b\u4fbf\u3002<\/p>\n\n\n\n

\u5355\u7247\u673a\u7684\u4e0b\u8f7d\u5206\u6709 ICP\u3001ISP \u548c IAP \u4e0b\u8f7d\u3002<\/p>\n\n\n\n

ICP(In Circuit Programing)\uff0c\u610f\u601d\u4e3a\u5728\u7535\u8def\u7f16\u7a0b\u3002\u4f7f\u7528 ICP \u7f16\u7a0b\u65f6\uff0c\u9700\u8981\u4f7f\u7528\u5230 STLink \u6216 JLink \u7b49\u4e0b\u8f7d\u5668\uff0c\u901a\u8fc7 JTAG\/SWD \u4e0b\u8f7d\u7a0b\u5e8f\u3002<\/p>\n\n\n\n

ISP(In System Programing)\uff0c\u610f\u601d\u4e3a\u5728\u7cfb\u7edf\u4e0a\u7f16\u7a0b\u3002\u76ee\u6807\u82af\u7247\u4f7f\u7528 USB\/UART\/SPI\/IIC\/RS-485\/CAN \u7b49\u5468\u8fb9\u63a5\u53e3\u7684 LDROM \u5f15\u5bfc\u4ee3\u7801\u53bb\u66f4\u65b0\u82af\u7247\u5185\u90e8 APPROM\u3001\u6570\u636e\u95ea\u5b58\uff08DataFlash\uff09\u548c\u7528\u6237\u914d\u7f6e\u5b57\u8282\u3002<\/p>\n\n\n\n

IAP(In applicating Programing)\uff0c\u662f\u6307\u901a\u8fc7\u8f6f\u4ef6\u5b9e\u73b0\u5728\u7ebf\u64e6\u9664\u548c\u7f16\u7a0b\u3002IAP\u6280\u672f\u662f\u4ece\u7ed3\u6784\u4e0a\u5c06Flash\u5b58\u50a8\u5668\u6620\u5c04\u4e3a\u4e24\u4e2a\u5b58\u50a8\u4f53\uff0c\u5f53\u8fd0\u884c\u4e00\u4e2a\u5b58\u50a8\u4f53\u4e0a\u7684\u7528\u6237\u7a0b\u5e8f\u65f6\uff0c\u53ef\u5bf9\u53e6\u4e00\u4e2a\u5b58\u50a8\u4f53\u91cd\u65b0\u7f16\u7a0b\uff0c\u4e4b\u540e\u5c06\u7a0b\u5e8f\u4ece\u4e00\u4e2a\u5b58\u50a8\u4f53\u8f6c\u5411\u53e6\u4e00\u4e2a\u3002<\/p>\n\n\n\n

<\/span>\u4e00\u952e\u4e0b\u8f7d<\/span><\/h3>\n\n\n\n

\u4e00\u952e\u4e0b\u8f7d\u7535\u8def\u4f7f\u7528\u7684\u662f ISP \u7f16\u7a0b\u3002\u5728 STM32F103RCT6 \u7684\u6570\u636e\u624b\u518c\u4e2d\uff0c\u660e\u786e\u6307\u51fa\u4e86 ISP \u5bf9\u5e94\u7684\u63a5\u53e3\u4e3a USART1\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n

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

\u5bf9\u4e8e STM32F429IGT6\uff0cISP \u4e0b\u8f7d\u63a5\u53e3\u5c31\u591a\u4e86\uff0c\u5982\u4e0b\u6240\u793a\u3002\u7528\u6237\u4e0d\u4ec5\u53ef\u4ee5\u901a\u8fc7 USART1 \u4e0b\u8f7d\u7a0b\u5e8f\uff0c\u8fd8\u80fd\u901a\u8fc7 USART3\u3001CAN2\u3001USB \u66f4\u65b0\u56fa\u4ef6\u3002<\/p>\n\n\n

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

\u7c7b\u4f3c\u7684\uff0cGD32F470IIH6 \u4e5f\u63d0\u4f9b\u4e86\u591a\u4e2a\u63a5\u53e3\uff0c\u7528\u6237\u5728\u5236\u4f5c\u7535\u8def\u677f\u65f6\uff0c\u6709\u4e86\u66f4\u591a\u7684\u9009\u62e9\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n

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

\u90a3\u4e48\u591a\u79cd ISP \u63a5\u53e3\u4e2d\uff0c\u7528\u7684\u6bd4\u8f83\u591a\u7684\u662f UART\u63a5\u53e3\uff0c\u4e0e UART \u642d\u914d\u7684\u4e00\u952e\u4e0b\u8f7d\u7535\u8def\u5982\u4e0b\u6240\u793a\u3002CH340G \u8d1f\u8d23 USB \u534f\u8bae\u548c UART \u534f\u8bae\u4e4b\u95f4\u7684\u8f6c\u6362\uff0c\u901a\u8fc7 CH340G\uff0c\u53ef\u4ee5\u5b9e\u73b0\u7535\u8111\u4e0e\u5355\u7247\u673a\u76f8\u4e92\u901a\u4fe1\u3002UD1+ \u548c UD1- \u5206\u522b\u8fde\u63a5\u5230 USB \u7684 D+ \u548c D-\uff0c\u7528\u4e8e\u8fde\u63a5\u7535\u8111 USB \u63a5\u53e3\u3002USART1_RX \u548c USART1_TX \u8fde\u63a5\u5230\u5355\u7247\u673a\u7684 ISP \u4e0b\u8f7d\u5f15\u811a\uff0c\u5bf9\u4e8e STM32 \u548c GD32\uff0c\u901a\u5e38\u662f PA9(TX) \u548c PA10(RX)\u3002<\/p>\n\n\n

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

\u901a\u8fc7\u524d\u4e00\u5c0f\u8282\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u77e5\u3002\u8981\u63a7\u5236\u82af\u7247\u8fdb\u5165 ISP \u70e7\u5f55\uff0c\u5373 Boot loader \u6a21\u5f0f\uff0c\u5c31\u9700\u8981\u5728\u7cfb\u7edf\u590d\u4f4d\u542f\u52a8\u671f\u95f4\uff0c\u5c06 BOOT0 \u5f15\u811a\u62c9\u9ad8\uff0cBOOT1 \u5f15\u811a\u62c9\u4f4e\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\uff0cBOOT0 \u548c BOOT1 \u5f15\u811a\u4f1a\u5916\u63a5\u4e00\u4e2a 10K\u03a9 \u7684\u4e0b\u62c9\u7535\u963b\uff0cBOOT1 \u5f15\u811a\u9ed8\u8ba4\u8f93\u5165\u4e3a\u4f4e\u7535\u5e73\uff0c\u56e0\u6b64\u53ea\u9700\u8981\u63a7\u5236 BOOT0 \u5f15\u811a\u7684\u7535\u5e73\u5373\u53ef\u3002<\/p>\n\n\n\n

\u4e00\u952e\u4e0b\u8f7d\u7535\u8def\u4e2d\uff0c\u4e09\u6781\u7ba1 Q1 \u5728 DTR# \u4e3a\u9ad8\u7535\u5e73\u65f6\u5bfc\u901a\uff0cQ2 \u5728 RTS# \u4e3a\u4f4e\u7535\u5e73\u65f6\u5bfc\u901a\u3002\u6839\u636e CH340G \u7684\u6570\u636e\u624b\u518c\u53ef\u77e5\uff0cDTR# \u548c RTS# \u9ed8\u8ba4\u8f93\u51fa\u9ad8\u7535\u5e73\u3002\u5728\u9ed8\u8ba4\u72b6\u6001\u4e0b\uff0cQ1 \u5bfc\u901a\uff0cQ2 \u963b\u65ad\uff0cNRST \u4e3a\u9ad8\u7535\u5e73\uff0cBOOT0 \u4e3a\u4f4e\u7535\u5e73\uff0c\u4e3b\u63a7\u9ed8\u8ba4\u4ece Flash \u4e2d\u542f\u52a8\u3002<\/p>\n\n\n\n

\u8981\u4f7f\u5f97\u4e3b\u63a7\u8fdb\u5165 ISP \u70e7\u5f55\u6a21\u5f0f\uff0cDTR# \u548c RTS# \u9700\u8981\u4ea7\u751f\u4ee5\u4e0b\u65f6\u5e8f\u3002<\/p>\n\n\n

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

1\u3001\u5f00\u59cb\u65f6\u3002DTR# \u548c RTS# \u5747\u4e3a\u9ad8\u7535\u5e73\uff0cQ1 \u5bfc\u901a\uff0cQ2 \u963b\u65ad\uff0cNRST \u4e3a\u9ad8\u7535\u5e73\uff0cBOOT0 \u4e3a\u4f4e\u7535\u5e73\u3002<\/p>\n\n\n\n

2\u3001\u4e0b\u8f7d\u524d\u3002DTR# \u4e3a\u9ad8\u7535\u5e73\uff0cRTS# \u4e3a\u4f4e\u7535\u5e73\uff0c\u4e24\u4e2a\u4e09\u6781\u7ba1\u5747\u5bfc\u901a\uff0cNRST \u4e3a\u4f4e\u7535\u5e73\uff0cBOOT0 \u4e3a\u9ad8\u7535\u5e73\uff0c\u4e3a\u82af\u7247\u8fdb\u5165 ISP \u4e0b\u8f7d\u6a21\u5f0f\u505a\u51c6\u5907\u3002<\/p>\n\n\n\n

3\u3001\u5f00\u59cb\u4e0b\u8f7d\u3002DTR# \u4e3a\u4f4e\u7535\u5e73\uff0cRTS# \u4e3a\u4f4e\u7535\u5e73\uff0c\u6b64\u65f6 Q1 \u963b\u65ad\uff0cQ2 \u5bfc\u901a\u3002NRST \u4e3a\u9ad8\u7535\u5e73\uff0cBOOT0 \u4e3a\u9ad8\u7535\u5e73\u3002NRST \u7531\u4f4e\u5230\u9ad8\u65f6\uff0cBOOT0 \u4e3a\u9ad8\u7535\u5e73\uff0c\u82af\u7247\u8fdb\u5165 ISP \u70e7\u5f55\u6a21\u5f0f\u3002<\/p>\n\n\n\n

4\u3001\u4e0b\u8f7d\u7ed3\u675f\u3002DTR# \u548c RTS# \u5747\u4e3a\u9ad8\u7535\u5e73\uff0cQ1 \u5bfc\u901a\uff0cQ2 \u963b\u65ad\uff0cNRST \u4e3a\u9ad8\u7535\u5e73\uff0cBOOT0 \u4e3a\u4f4e\u7535\u5e73\u3002<\/p>\n\n\n\n

\u6240\u4ee5\uff0c\u5728 MCUISP \u4e0b\u8f7d\u5c0f\u5de5\u5177\u4e2d\uff0c\u70e7\u5f55\u7a0b\u5e8f\u65f6\uff0c\u8981\u9009\u62e9\u201cDTR\u7684\u9ad8\u7535\u5e73\u590d\u4f4d\uff0cRTS\u4f4e\u7535\u5e73\u8fdbBootLoader\u201d\u3002\u5982\u679c\u52fe\u9009\u4e86\u201c\u7f16\u7a0b\u540e\u6267\u884c\u201d\uff0c\u90a3\u4e48\u7a0b\u5e8f\u4e0b\u8f7d\u5b8c\u6210\u540e\uff0cMCUISP \u5c0f\u5de5\u5177\u8fd8\u5c06\u4ea7\u751f\u4e00\u4e2a\u590d\u4f4d\u65f6\u5e8f\uff0c\u63a7\u5236\u5355\u7247\u673a\u4ece Flash \u4e2d\u542f\u52a8\u3002<\/p>\n\n\n

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

<\/span>JTAG \u4e0b\u8f7d<\/span><\/h3>\n\n\n\n

JTAG \u63a5\u53e3\u5e94\u7528\u5e7f\u6cdb\uff0c\u5728 ARM\u3001DSP \u548c FPGA \u4e0a\u90fd\u6709\u7528\u5230\u3002\u5728 Keil \u5f00\u53d1\u73af\u5883\u4e2d\uff0c\u4f7f\u7528 JTAG \u63a5\u53e3\u7684\u7535\u8def\u677f\uff0c\u53ef\u4ee5\u5b57\u8282\u70b9\u51fb\u4e0b\u8f7d\u6309\u94ae\u66f4\u65b0\u7a0b\u5e8f\uff0c\u8fd8\u80fd\u65ad\u70b9\u8c03\u8bd5\uff0c\u5341\u5206\u65b9\u4fbf\u3002JTAG \u4f7f\u7528 ICP \u4e0b\u8f7d\u65b9\u5f0f\u3002JTAG \u63a5\u53e3\u5b9a\u4e49\u5982\u4e0b\uff0c\u5728 STM32 \u4e2d\uff0c\u56e0\u4e3a\u5b98\u65b9\u63d0\u4f9b\u7684\u4e0b\u8f7d\u5668\u662f 20P \u7684\uff0c\u6240\u4ee5\u5e38\u7528\u7684 JTAG \u63a5\u53e3\u4e5f\u662f 20P\u7684\u3002<\/p>\n\n\n

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

\u4e00\u822c\u6765\u8bf4\uff0cJTAG \u5728\u5355\u7247\u673a\u4e0a\u7684\u63a5\u53e3\u5f15\u811a\u662f\u56fa\u5b9a\u7684\uff0c\u901a\u5e38\u4f1a\u5728\u6570\u636e\u624b\u518c\u4e2d\u7ed9\u51fa\u3002\u5bf9\u4e8e STM32F103RCT6 \u7684\u6570\u636e\u624b\u518c\uff0c\u5bf9\u4e8e JTAG \u5f15\u811a\u90fd\u6709\u7279\u522b\u8868\u660e\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n

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

JTAG \u63a5\u53e3\u7684\u4f7f\u7528\u793a\u4f8b\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n

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

\u5e03\u5c40\u5b8c\u6210\u540e\uff0cJTAG \u63a5\u53e3\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n

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

<\/span>SWD \u4e0b\u8f7d<\/span><\/h3>\n\n\n\n

\u4ece\u4e0a\u56fe\u53ef\u4ee5\u770b\u51fa\uff0cJTAG \u63a5\u53e3\u8fd8\u662f\u6bd4\u8f83\u5927\u7684\uff0c\u5982\u679c\u7535\u8def\u677f\u5bf9\u5c3a\u5bf8\u6709\u8981\u6c42\uff0c\u90a3\u4e48\u53ef\u4ee5\u4f7f\u7528 SWD \u63a5\u53e3\u4e0b\u8f7d\u7a0b\u5e8f\u3002<\/p>\n\n\n\n

SWD \u63a5\u53e3\u53ef\u4ee5\u7531 JTAG \u63a5\u53e3\u8f6c\u51fa\u3002\u76f8\u6bd4\u4e8e JTAG\uff0cSWD \u63a5\u53e3\u901a\u5e38\u53ea\u9700\u8981\u56db\u6839\u7ebf\uff0c\u6781\u7b80\u72b6\u6001\u4e0b\uff0c\u53ea\u9700\u8981\u4e09\u6839\u4fe1\u53f7\u7ebf\u5373\u53ef\u3002SWD \u548c JTAG \u63a5\u53e3\u4e00\u6837\uff0c\u540c\u6837\u5177\u5907\u4e0b\u8f7d\u3001\u5355\u6b65\u8c03\u8bd5\u7684\u529f\u80fd\u3002JTAG-SWD \u8f6c\u63a5\u677f\u5982\u4e0b\u6240\u793a\uff08\u53ef\u4ee5\u53cc\u5411\u8f6c\u6362\uff09\u3002<\/p>\n\n\n

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

\u56e0\u4e3a SWD \u63a5\u53e3\u4fe1\u53f7\u5f88\u5c11\uff0c\u751a\u81f3\u4e0d\u9700\u8981\u5728\u7535\u8def\u677f\u4e0a\u7559\u51fa\u989d\u5916\u7684 SWD \u4e0b\u8f7d\u63a5\u53e3\uff0c\u53ea\u9700\u8981\u9884\u7559\u51e0\u4e2a\u710a\u76d8\u5373\u53ef\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n

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

<\/span>\u65f6\u949f\u7535\u8def\u8bbe\u8ba1<\/span><\/h2>\n\n\n\n

STM32F103RCT6 \u7684 OSC_IN(PD0) \u548c OSC_OUT(PD1) \u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u5916\u90e8\u9ad8\u901f\u6676\u632f\u6216\u65f6\u949f\u6e90\uff0cOSC32_IN(PC14) \u548c OSC32_OUT(PC15) \u53ef\u4ee5\u7528\u6765\u8fde\u63a5 32.768k \u4f4e\u901f\u6676\u632f\u3002<\/p>\n\n\n\n

\u5982\u679c\u9879\u76ee\u4e2d\u6709\u6d89\u53ca\u5230 RTC \u5b9e\u65f6\u65f6\u949f\uff0c\u90a3\u4e48\u5efa\u8bae\u4f7f\u7528 32.768k \u6676\u632f\uff0c\u8fd9\u4f1a\u663e\u8457\u63d0\u9ad8 RTC \u65f6\u949f\u7cbe\u5ea6\u3002\u5982\u679c\u5bf9\u65f6\u5e8f\u8981\u6c42\u4e0d\u9ad8\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u5355\u7247\u673a\u5185\u90e8 8MHz \u65f6\u949f\u6e90\uff0c\u90a3\u4e2a\u65f6\u949f\u6e90\u867d\u7136\u4e0d\u592a\u51c6\uff0c\u4f46\u4e00\u822c\u662f\u591f\u7528\u7684\uff1b\u5982\u679c\u5bf9\u65f6\u5e8f\u8981\u6c42\u5f88\u9ad8\u3001\u7279\u522b\u9ad8\uff0c\u5efa\u8bae\u4f7f\u7528\u5916\u90e8\u65f6\u949f\u6e90\u3002\u5bf9\u4e8e STM32F103RCT6\uff0c\u5916\u90e8\u65f6\u949f\u6e90\u53ef\u4ee5\u6709\u4e09\u79cd\u9009\u62e9\u3001\u65e0\u6e90\u6676\u632f\u3001\u65e0\u6e90\u6676\u632f\u548c\u5176\u5b83\u65f6\u949f\u6e90\u3002<\/p>\n\n\n\n

<\/span>\u65e0\u6e90\u6676\u632f<\/span><\/h3>\n\n\n\n

\u65e0\u6e90\u6676\u632f\u7684\u9a71\u52a8\u7535\u8def\u5982\u4e0b\u6240\u793a\u3002\u4e00\u822c\u65e0\u6e90\u6676\u632f\u662f\u4e24\u4e2a\u5f15\u811a\uff0c\u4e14\u4e0d\u5206\u6b63\u8d1f\u3002\u4e00\u4e9b\u6bd4\u8f83\u597d\u7684\u65e0\u6e90\u6676\u632f\u4f1a\u6709\u56db\u4e2a\u5f15\u811a\uff0c\u591a\u51fa\u6765\u7684\u4e24\u4e2a\u5f15\u811a\u7528\u4e8e\u63a5\u5730\uff0c\u6297\u5e72\u6270\u6027\u66f4\u5f3a\u3002\u5c06\u65e0\u6e90\u6676\u632f\u7684\u4e24\u4e2a\u5f15\u811a\u76f4\u63a5\u63a5\u5230 OSC_IN \u548c OSC_OUT\uff0c\u7136\u540e\u518d\u914d\u7f6e\u4f7f\u7528\u5916\u90e8\u6676\u632f\u5373\u53ef\u3002PCB \u5e03\u5c40\u65f6\uff0c\u6676\u632f\u8981\u5c3d\u91cf\u9760\u8fd1\u4e3b\u63a7\u6446\u653e\uff0c\u540c\u65f6\u6676\u632f\u7684\u8d1f\u8f7d\u7535\u5bb9\u4e5f\u8981\u9760\u8fd1\u6676\u632f\u6446\u653e\u3002<\/p>\n\n\n

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

\u5bf9\u4e8e STM32F103RCT6\uff0c\u5916\u90e8\u9ad8\u901f\u65e0\u6e90\u6676\u632f\u7684\u9891\u7387\u53d6\u503c\u8303\u56f4\u4e3a 4~16MHz\uff0c\u5982\u4e0b\u6240\u793a\u3002\u4e00\u822c\u800c\u8a00\uff0c\u4e3a\u4e86\u83b7\u5f97\u6700\u9ad8\u7684\u6027\u80fd\uff0c\u9009\u62e9\u5916\u90e8\u9ad8\u901f\u6676\u632f\u9009\u578b\u7684\u65f6\u5019\uff0c\u8981\u7ed3\u5408\u82af\u7247\u7684 PLL \u5916\u8bbe\uff0c\u5373\u65f6\u949f\u500d\u9891\u5916\u8bbe\u3002\u6240\u9009\u7684\u6676\u632f\u9891\u7387\u500d\u9891\u540e\uff0c\u8981\u80fd\u8fbe\u5230\u7cfb\u7edf\u65f6\u949f\u6700\u5927\u503c\u3002<\/p>\n\n\n

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

<\/span>\u6709\u6e90\u6676\u632f<\/span><\/h3>\n\n\n\n

\u5982\u679c\u7535\u8def\u677f\u5bf9\u6297\u5e72\u6270\u6027\u8981\u6c42\u5f88\u9ad8\uff0c\u90a3\u4e48\u4e5f\u53ef\u4ee5\u9009\u7528\u6297\u5e72\u6270\u80fd\u529b\u66f4\u5f3a\u7684\u6709\u6e90\u6676\u632f\u3002\u6709\u6e90\u6676\u632f\u7684\u9a71\u52a8\u7535\u8def\u5982\u4e0b\u6240\u793a\u3002\u9a71\u52a8\u6709\u6e90\u6676\u632f\u65f6\uff0c\u9700\u8981\u4e3a\u6709\u6e90\u6676\u632f\u63d0\u4f9b\u7535\u6e90\u3002\u6709\u6e90\u6676\u632f\u53ef\u4ee5\u76f4\u63a5\u8f93\u51fa\u65f6\u949f\u4fe1\u53f7\uff0c\u4f7f\u7528\u65f6\u76f4\u63a5\u5c06\u8f93\u51fa\u7684\u65f6\u949f\u4fe1\u53f7\u8fde\u63a5\u5230\u4e3b\u63a7\u7684 OSC_IN \u5f15\u811a\u5373\u53ef\u3002\u6ce8\u610f\uff1aSTM32F103RCT6 \u4f7f\u7528\u6709\u6e90\u6676\u632f\u65f6\uff0c\u9700\u8981\u5f00\u542f HSEBYP\uff0c\u5373\u5916\u90e8\u9ad8\u901f\u65f6\u949f\u65c1\u8def\u529f\u80fd\u3002<\/strong>\u56e0\u4e3a STM32F103RCT6 \u82af\u7247\u5185\u90e8\u5e26\u6709\u65e0\u6e90\u6676\u632f\u9a71\u52a8\u6a21\u5757\uff0c\u642d\u914d\u65e0\u6e90\u6676\u632f\u4f7f\u7528\u3002\u73b0\u5728\uff0c\u56e0\u4e3a\u6709\u6e90\u6676\u632f\u76f4\u63a5\u8f93\u51fa\u4e86\u65f6\u949f\u4fe1\u53f7\uff0c\u6240\u4ee5\u6211\u4eec\u9700\u8981\u628a\u8fd9\u90e8\u5206\u7535\u8def\u65c1\u8def\uff0c\u5373\u76f4\u63a5\u8df3\u8fc7\u65e0\u6e90\u6676\u632f\u9a71\u52a8\u6a21\u5757\uff0c\u76f4\u63a5\u8f93\u5165\u5230\u5355\u7247\u673a\u5185\u90e8\u3002<\/p>\n\n\n

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

\u5bf9\u4e8e STM32F103RCT6\uff0c\u6709\u6e90\u6676\u632f\u7684\u9891\u7387\u53d6\u503c\u8303\u56f4\u662f 1~25MHz\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/p>\n\n\n

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

<\/span>\u5176\u5b83\u65f6\u949f\u6e90<\/span><\/h3>\n\n\n\n

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