{"id":99507,"date":"2026-09-02T18:25:17","date_gmt":"2026-09-02T10:25:17","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/99507.html"},"modified":"2026-09-02T18:25:17","modified_gmt":"2026-09-02T10:25:17","slug":"stm32%e5%a4%8d%e4%bd%8d%e7%94%b5%e8%b7%af%ef%bc%9a%e5%ae%89%e5%85%a8%e5%90%af%e5%8a%a8%e7%9a%84%e5%85%b3%e9%94%ae","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/99507.html","title":{"rendered":"STM32\u590d\u4f4d\u7535\u8def\uff1a\u5b89\u5168\u542f\u52a8\u7684\u5173\u952e"},"content":{"rendered":"<h2>\u4e00\u3001\u4ec0\u4e48\u662f\u590d\u4f4d\u7535\u8def<\/h2>\n<p>\u590d\u4f4d\u7535\u8def&#xff08;Reset Circuit&#xff09;&#xff0c;\u662f\u5355\u7247\u673a \/ \u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e0a\u7535\u3001\u5f02\u5e38\u3001\u624b\u52a8\u64cd\u4f5c\u65f6&#xff0c;\u8ba9\u82af\u7247\u56de\u5230\u521d\u59cb\u3001\u5b89\u5168\u3001\u53ef\u63a7\u72b6\u6001\u7684\u57fa\u7840\u786c\u4ef6\u7535\u8def\u3002<\/p>\n<p>\u7b80\u5355\u7406\u89e3&#xff1a;<\/p>\n<ul>\n<li>\u76f8\u5f53\u4e8e\u7535\u8111\u7684\u91cd\u542f\u952e &#043; \u5f00\u673a\u81ea\u68c0<\/li>\n<li>\u8ba9 STM32 \u4ece\u4e00\u4e2a\u786e\u5b9a\u3001\u5e72\u51c0\u7684\u8d77\u70b9\u5f00\u59cb\u8fd0\u884c<\/li>\n<li>\u9632\u6b62\u82af\u7247\u4e0a\u7535\u4e71\u7801\u3001\u7a0b\u5e8f\u8dd1\u98de\u3001\u5f15\u811a\u4e71\u8f93\u51fa\u3001\u5916\u8bbe\u5931\u63a7<\/li>\n<li>\u4e8c\u3001\u590d\u4f4d\u7535\u8def\u7684\u6838\u5fc3\u4f5c\u7528<\/li>\n<li>\n<p>\u4e0a\u7535\u590d\u4f4d&#xff08;POR&#xff09;\u521a\u901a\u7535\u65f6\u7535\u538b\u4e0d\u7a33\u5b9a&#xff0c;\u590d\u4f4d\u7535\u8def\u62c9\u4f4f\u590d\u4f4d\u811a&#xff0c;\u7b49\u7535\u6e90\u7a33\u5b9a\u540e\u518d\u91ca\u653e&#xff0c;\u8ba9\u82af\u7247\u6b63\u5e38\u542f\u52a8\u3002<\/p>\n<\/li>\n<li>\n<p>\u624b\u52a8\u590d\u4f4d&#xff08;\u624b\u52a8\u590d\u4f4d\u952e&#xff09;\u7a0b\u5e8f\u5361\u6b7b\u3001\u6b7b\u673a\u65f6&#xff0c;\u6309\u4e0b\u6309\u952e\u5f3a\u5236\u590d\u4f4d&#xff0c;\u6062\u590d\u8fd0\u884c\u3002<\/p>\n<\/li>\n<li>\n<p>\u5f02\u5e38\u72b6\u6001\u4fdd\u62a4\u7535\u538b\u6389\u7535\u3001\u5e72\u6270\u3001\u7a0b\u5e8f\u8dd1\u98de\u65f6&#xff0c;\u81ea\u52a8\u590d\u4f4d&#xff0c;\u907f\u514d\u8bbe\u5907\u5931\u63a7\u3002<\/p>\n<ul>\n<li>\u4e09\u3001STM32 \u590d\u4f4d\u7684\u672c\u8d28&#xff08;\u4e0d\u662f\u6240\u6709\u7684\u82af\u7247\u90fd\u662f\u4f4e\u7535\u5e73\u6709\u6548&#xff0c;\u8bbe\u8ba1\u65f6\u8fd8\u9700\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u51b3\u5b9a&#xff0c;\u76ee\u524d\u9488\u5bf9\u7684\u82af\u7247\u662fSTM32\u7684F1\u548cF4\u7cfb\u5217&#xff09;\n<p>STM32 \u6709\u4e00\u4e2a\u4e13\u7528\u590d\u4f4d\u5f15\u811a&#xff1a;NRST&#xff08;\u4f4e\u7535\u5e73\u6709\u6548&#xff09;<\/p>\n<\/li>\n<li>NRST &#061; \u4f4e\u7535\u5e73 \u2192 \u82af\u7247\u590d\u4f4d<\/li>\n<li>NRST &#061; \u9ad8\u7535\u5e73 \u2192 \u82af\u7247\u6b63\u5e38\u8fd0\u884c<\/li>\n<li>\n<p>\u590d\u4f4d\u7535\u8def\u7684\u4efb\u52a1&#xff0c;\u5c31\u662f\u63a7\u5236 NRST \u811a\u7684\u7535\u5e73&#xff0c;\u5728\u5408\u9002\u65f6\u673a\u62c9\u4f4e\u3001\u518d\u91ca\u653e\u62c9\u9ad8\u3002<\/p>\n<h4>2.2 \u7535\u8def\u7ec4\u6210<\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"539\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902102515-6a97f98bb04bc.png\" width=\"1128\" \/><\/p>\n<p>\u8fd9\u4e2a\u662f\u4eceSTM32\u5f00\u53d1\u6307\u5357\u622a\u53d6\u7684\u590d\u4f4d\u7535\u8def\u3002<\/p>\n<\/li>\n<li>\n<p>\u53ef\u80fd\u6709\u7684\u4eba\u4f1a\u95ee&#xff0c;\u5982\u4f55\u77e5\u9053R3\u548cC12\u7684\u89c4\u683c\u5927\u5c0f&#xff1f;\u6211\u8d77\u521d\u4e5f\u6709\u8fd9\u6837\u7684\u7591\u95ee&#xff0c;\u7ecf\u8fc7\u67e5\u770b\u524d\u8f88\u4eec\u7684\u89e3\u91ca&#xff0c;\u6bcf\u4e2a\u82af\u7247\u624b\u518c\u90fd\u5bf9\u590d\u4f4d\u7535\u538b\u548c\u590d\u4f4d\u65f6\u95f4\u6709\u8981\u6c42\u3002<\/p>\n<\/li>\n<li>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"147\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902102516-6a97f98c02701.png\" width=\"813\" \/><\/p>\n<\/li>\n<li>\n<p>\u8fd9\u662fSTM32F103C8T6\u7684\u624b\u518c\u67e5\u5230\u7684<\/p>\n<\/li>\n<li>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"111\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902102516-6a97f98c13298.png\" width=\"813\" \/><\/p>\n<\/li>\n<li>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"108\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902102516-6a97f98c221c2.png\" width=\"819\" \/><\/p>\n<\/li>\n<li>\n<p>\u8fd9\u662fSTM32F407\u7684\u624b\u518c\u67e5\u5230\u7684&#xff0c;\u53ef\u4ee5\u770b\u5230\u4e0d\u540c\u7cfb\u5217\u7684\u7535\u538b\u548c\u65f6\u95f4\u8fd8\u662f\u6709\u4e9b\u8bb8\u5dee\u522b\u7684\u3002\u90a3\u8fd9\u4e2a\u65f6\u95f4\u600e\u4e48\u7b97\u5462&#xff0c;<\/p>\n<\/li>\n<li>NRST \u2192 10k\u03a9 \u7535\u963b \u2192 VDD<\/li>\n<li>NRST \u2192 0.1\u03bcF \u7535\u5bb9 \u2192 GND<\/li>\n<li>\n<p>\u8fd9\u79cd\u5916\u90e8 RC \u590d\u4f4d\u7684\u4fdd\u6301\u65f6\u95f4\u624d\u9700\u8981\u8ba1\u7b97\u3002<\/p>\n<h4>\u516c\u5f0f<\/h4>\n<p>t\u22481.1\u00d7R\u00d7C\u8fd9\u662f\u7535\u5bb9\u5145\u7535\u5230\u5927\u7ea6 \u9ad8\u7535\u5e73\u9608\u503c&#xff08;\u22480.7VDD&#xff09; \u7684\u65f6\u95f4&#xff0c;\u4e5f\u5c31\u662f NRST \u4ece\u4f4e\u53d8\u9ad8\u3001\u91ca\u653e\u590d\u4f4d\u7684\u65f6\u95f4\u3002<\/p>\n<h4>\u4e3e\u4f8b<\/h4>\n<\/li>\n<li>R &#061; 10 k\u03a9<\/li>\n<li>C &#061; 0.1 \u03bcF &#061; 1\u00d710\u207b\u2077 F<\/li>\n<li>\n<p>t\u22481.1\u00d710000\u00d71\u00d710\u22127&#061;0.0011\u00a0s&#061;1.1\u00a0ms<\/p>\n<p>\u4e5f\u5c31\u662f\u8bf4&#xff1a;\u4e0a\u7535\u540e&#xff0c;\u590d\u4f4d\u4fdd\u6301\u7ea6 1.1ms \u624d\u91ca\u653e\u590d\u4f4d\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"678\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260902102516-6a97f98c322b1.png\" width=\"516\" \/><\/p>\n<\/li>\n<li>\n<h3>\u7b2c 3 \u8282 \u5de5\u4f5c\u539f\u7406\u8be6\u7ec6\u89e3\u8bfb<\/h3>\n<h4>3.1 \u4e0a\u7535\u590d\u4f4d\u8fc7\u7a0b&#xff08;POR&#xff09;<\/h4>\n<\/li>\n<li>\u521a\u4e0a\u7535&#xff0c;VCC \u4ece 0 \u2192 3.3V<\/li>\n<li>\u7535\u5bb9 C \u76f8\u5f53\u4e8e\u77ed\u8def&#xff0c;NRST \u88ab\u62c9\u4f4e<\/li>\n<li>STM32 \u4fdd\u6301\u590d\u4f4d\u72b6\u6001<\/li>\n<li>\u7535\u5bb9\u6162\u6162\u5145\u7535&#xff0c;NRST \u7535\u538b\u9010\u6e10\u5347\u9ad8<\/li>\n<li>\u8d85\u8fc7\u590d\u4f4d\u9608\u503c \u2192 \u590d\u4f4d\u7ed3\u675f&#xff0c;\u82af\u7247\u542f\u52a8<\/li>\n<li>\n<p>\u4f5c\u7528&#xff1a;\u7b49\u5f85\u7535\u6e90\u7a33\u5b9a&#xff0c;\u907f\u514d\u7535\u538b\u6296\u52a8\u5bfc\u81f4\u542f\u52a8\u5931\u8d25\u3002<\/p>\n<h4>3.2 \u624b\u52a8\u6309\u952e\u590d\u4f4d<\/h4>\n<\/li>\n<li>\u6309\u4e0b\u6309\u952e \u2192 NRST \u76f4\u63a5\u63a5 GND \u2192 \u4f4e\u7535\u5e73\u590d\u4f4d<\/li>\n<li>\u7a0b\u5e8f\u7acb\u523b\u505c\u6b62&#xff0c;\u5bc4\u5b58\u5668\u5168\u90e8\u521d\u59cb\u5316<\/li>\n<li>\u677e\u5f00\u6309\u952e \u2192 NRST \u88ab 10K \u4e0a\u62c9 \u2192 \u91cd\u65b0\u542f\u52a8<\/li>\n<li>\n<h4>3.3 \u6389\u7535\u590d\u4f4d<\/h4>\n<\/li>\n<li>\u7535\u6e90\u7a81\u7136\u4e0b\u964d<\/li>\n<li>\u7535\u5bb9\u653e\u7535&#xff0c;NRST \u5feb\u901f\u53d8\u4f4e<\/li>\n<li>\u82af\u7247\u8fdb\u5165\u590d\u4f4d&#xff0c;\u9632\u6b62\u534a\u538b\u72b6\u6001\u4e0b\u4e71\u52a8\u4f5c<br \/>\n<h3>\u7b2c 4 \u8282 RC \u53c2\u6570\u4e3a\u4ec0\u4e48\u9009 10K &#043; 0.1\u03bcF<\/h3>\n<h4>4.1 RC \u65f6\u95f4\u5e38\u6570<\/h4>\n<p>\u03c4&#061;R\u00d7C&#061;10K\u00d70.1\u03bcF&#061;0.001s&#061;1ms<\/p>\n<p>\u590d\u4f4d\u6301\u7eed\u65f6\u95f4\u7ea6 1~3ms&#xff0c;\u8db3\u591f STM32 \u7a33\u5b9a\u542f\u52a8\u3002<\/p>\n<\/li>\n<li>\n<p>10k\u03a9\u7535\u963b\u529f\u8017\u4f4e\u3001\u6297\u5e72\u6270\u4f73&#xff1b;0.1\u03bcF\u7535\u5bb9\u53ef\u6ee4\u9664\u7535\u6e90\u9ad8\u9891\u6742\u6ce2&#xff0c;\u9632\u6b62\u8bef\u590d\u4f4d\u3002<\/p>\n<h3><\/h3>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u4ec0\u4e48\u662f\u590d\u4f4d\u7535\u8def\u590d\u4f4d\u7535\u8def&#xff08;Reset Circuit&#xff09;&#xff0c;\u662f\u5355\u7247\u673a \/ \u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e0a\u7535\u3001\u5f02\u5e38\u3001\u624b\u52a8\u64cd\u4f5c\u65f6&#xff0c;\u8ba9\u82af\u7247\u56de\u5230\u521d\u59cb\u3001\u5b89\u5168\u3001\u53ef\u63a7\u72b6\u6001\u7684\u57fa\u7840\u786c\u4ef6\u7535\u8def\u3002\u7b80\u5355\u7406\u89e3&#xff1a;\u76f8\u5f53\u4e8e\u7535\u8111\u7684\u91cd\u542f\u952e  \u5f00\u673a\u81ea\u68c0\u8ba9 STM32 \u4ece\u4e00\u4e2a\u786e\u5b9a\u3001\u5e72\u51c0\u7684\u8d77\u70b9\u5f00\u59cb\u8fd0\u884c\u9632\u6b62\u82af\u7247\u4e0a\u7535\u4e71\u7801\u3001\u7a0b\u5e8f\u8dd1\u98de\u3001\u5f15\u811a\u4e71\u8f93\u51fa\u3001\u5916\u8bbe\u5931\u63a7\u4e8c\u3001\u590d\u4f4d\u7535\u8def\u7684\u6838\u5fc3\u4f5c\u7528<br \/>\n\u4e0a\u7535\u590d\u4f4d&#xff08;POR&#xff09;\u521a\u901a\u7535\u65f6\u7535\u538b\u4e0d\u7a33\u5b9a&#xff0c;\u590d\u4f4d\u7535\u8def\u62c9\u4f4f\u590d\u4f4d\u811a&amp;<\/p>\n","protected":false},"author":2,"featured_media":99502,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[217,269,305],"topic":[],"class_list":["post-99507","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-stm32","tag-269","tag-305"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ 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