{"id":39653,"date":"2023-09-27T01:30:21","date_gmt":"2023-09-26T17:30:21","guid":{"rendered":"\/\/www.dealsbon.com\/?p=39653"},"modified":"2023-09-27T01:30:21","modified_gmt":"2023-09-26T17:30:21","slug":"gljgdsldz","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/39653.html","title":{"rendered":"GPIO_PUPD_UP: \u4e86\u89e3GPIO\u7684\u4e0a\u62c9\u7535\u963b"},"content":{"rendered":"

  GPIO_PUPD_UP\u662f\u6307General Purpose Input\/Output\u7684\u4e0a\u62c9\u7535\u963b\uff0c\u5b83\u662fGPIO\u7cfb\u7edf\u4e2d\u5e38\u89c1\u7684\u4e00\u79cd\u7535\u963b\uff0c\u7528\u4e8e\u5c06GPIO\u63a5\u53e3\u7684\u7535\u5e73\u7531\u4f4e\u7535\u5e73\u62c9\u81f3\u9ad8\u7535\u5e73\u3002\u5b83\u80fd\u591f\u63d0\u4f9b\u4e00\u4e2a\u7a33\u5b9a\u7684\u7535\u5e73\uff0c\u4f7f\u5f97GPIO\u53e3\u80fd\u591f\u7b80\u5355\u7684\u63a7\u5236\u7535\u5b50\u5143\u4ef6\u3002\u8fd9\u7bc7\u6587\u7ae0\u5c06\u8ba8\u8bbaGPIO_PUPD_UP\u7684\u539f\u7406\uff0c\u7c7b\u578b\u548c\u7528\u6cd5\uff0c\u4ee5\u53ca\u5b83\u4e0eGPIO\u63a5\u53e3\u7684\u5173\u7cfb\u3002<\/p>\n

GPIO_PUPD_UP\u7684\u539f\u7406<\/h2>\n

  GPIO_PUPD_UP\u662f\u4e00\u79cd\u7535\u963b\uff0c\u5b83\u53ef\u4ee5\u5c06GPIO\u63a5\u53e3\u7684\u7535\u5e73\u7531\u4f4e\u7535\u5e73\u62c9\u81f3\u9ad8\u7535\u5e73\u3002\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u662f\uff0c\u5f53GPIO\u63a5\u53e3\u7684\u7535\u5e73\u662f\u4f4e\u7535\u5e73\u65f6\uff0c\u7535\u963b\u4f1a\u5c06\u7535\u5e73\u62c9\u81f3\u9ad8\u7535\u5e73\uff1b\u5f53GPIO\u63a5\u53e3\u7684\u7535\u5e73\u662f\u9ad8\u7535\u5e73\u65f6\uff0c\u7535\u963b\u4f1a\u5c06\u7535\u5e73\u4fdd\u6301\u5728\u9ad8\u7535\u5e73\u3002<\/p>\n

  GPIO_PUPD_UP\u7684\u5de5\u4f5c\u539f\u7406\u662f\u901a\u8fc7\u4e00\u4e2a\u7b80\u5355\u7684\u7535\u8def\u6765\u5b9e\u73b0\u7684\uff0c\u8be5\u7535\u8def\u7531\u4e00\u4e2a\u6676\u4f53\u7ba1\u3001\u4e00\u4e2a\u4e0a\u62c9\u7535\u963b\u548c\u4e00\u4e2a\u4e0b\u62c9\u7535\u963b\u7ec4\u6210\u3002\u6676\u4f53\u7ba1\u5c06GPIO\u63a5\u53e3\u7684\u7535\u5e73\u8f6c\u6362\u4e3a\u53e6\u4e00\u4e2a\u7535\u5e73\uff0c\u4e0a\u62c9\u7535\u963b\u5c06\u7535\u5e73\u62c9\u81f3\u9ad8\u7535\u5e73\uff0c\u800c\u4e0b\u62c9\u7535\u963b\u5219\u5c06\u7535\u5e73\u4fdd\u6301\u5728\u9ad8\u7535\u5e73\u3002<\/p>\n

GPIO_PUPD_UP\u7684\u7c7b\u578b<\/h2>\n

  GPIO_PUPD_UP\u7684\u7c7b\u578b\u4e3b\u8981\u6709\u56db\u79cd\uff0c\u5206\u522b\u662fPull Up\uff08\u4e0a\u62c9\uff09\u3001Pull Down\uff08\u4e0b\u62c9\uff09\u3001Open Drain\uff08\u5f00\u6f0f\uff09\u548cOpen Source\uff08\u5f00\u6e90\uff09\u3002<\/p>\n

  Pull Up\/Down\uff08\u4e0a\u62c9\/\u4e0b\u62c9\uff09<\/h3>\n

  Pull Up\/Down\u7c7b\u578b\u7684GPIO_PUPD_UP\u662f\u6700\u5e38\u89c1\u7684\u4e00\u79cd\uff0c\u5b83\u53ef\u4ee5\u5c06GPIO\u63a5\u53e3\u7684\u7535\u5e73\u7531\u4f4e\u7535\u5e73\u62c9\u81f3\u9ad8\u7535\u5e73\uff0c\u4e5f\u53ef\u4ee5\u5c06GPIO\u63a5\u53e3\u7684\u7535\u5e73\u7531\u9ad8\u7535\u5e73\u62c9\u81f3\u4f4e\u7535\u5e73\u3002\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u662f\uff0c\u5f53GPIO\u63a5\u53e3\u7684\u7535\u5e73\u662f\u4f4e\u7535\u5e73\u65f6\uff0c\u4e0a\u62c9\u7535\u963b\u4f1a\u5c06\u7535\u5e73\u62c9\u81f3\u9ad8\u7535\u5e73\uff1b\u5f53GPIO\u63a5\u53e3\u7684\u7535\u5e73\u662f\u9ad8\u7535\u5e73\u65f6\uff0c\u4e0b\u62c9\u7535\u963b\u4f1a\u5c06\u7535\u5e73\u62c9\u81f3\u4f4e\u7535\u5e73\u3002<\/p>\n

  Open Drain\/Source\uff08\u5f00\u6f0f\/\u5f00\u6e90\uff09<\/h3>\n

  Open Drain\/Source\u7c7b\u578b\u7684GPIO_PUPD_UP\u53ef\u4ee5\u5c06GPIO\u63a5\u53e3\u7684\u7535\u5e73\u7531\u4f4e\u7535\u5e73\u62c9\u81f3\u9ad8\u7535\u5e73\uff0c\u4e5f\u53ef\u4ee5\u5c06GPIO\u63a5\u53e3\u7684\u7535\u5e73\u7531\u9ad8\u7535\u5e73\u62c9\u81f3\u4f4e\u7535\u5e73\u3002\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u662f\uff0c\u5f53GPIO\u63a5\u53e3\u7684\u7535\u5e73\u662f\u4f4e\u7535\u5e73\u65f6\uff0c\u5f00\u6f0f\u7535\u963b\u4f1a\u5c06\u7535\u5e73\u62c9\u81f3\u9ad8\u7535\u5e73\uff1b\u5f53GPIO\u63a5\u53e3\u7684\u7535\u5e73\u662f\u9ad8\u7535\u5e73\u65f6\uff0c\u5f00\u6e90\u7535\u963b\u4f1a\u5c06\u7535\u5e73\u62c9\u81f3\u4f4e\u7535\u5e73\u3002<\/p>\n

GPIO_PUPD_UP\u7684\u7528\u6cd5<\/h2>\n

  GPIO_PUPD_UP\u7684\u7528\u6cd5\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5c06\u5b83\u8fde\u63a5\u5230GPIO\u63a5\u53e3\uff0c\u7136\u540e\u63a7\u5236GPIO\u63a5\u53e3\u7684\u7535\u5e73\u5373\u53ef\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u5404\u79cd\u7535\u5b50\u5143\u4ef6\uff0c\u4f8b\u5982LED\u706f\u548c\u6309\u94ae\u7b49\u3002<\/p>\n

  \u6b64\u5916\uff0cGPIO_PUPD_UP\u8fd8\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u5916\u90e8\u8bbe\u5907\uff0c\u4f8b\u5982\u6e29\u5ea6\u4f20\u611f\u5668\u3001\u5149\u7167\u4f20\u611f\u5668\u548c\u6e7f\u5ea6\u4f20\u611f\u5668\u7b49\u3002\u5b83\u53ef\u4ee5\u5c06\u5916\u90e8\u8bbe\u5907\u7684\u8f93\u51fa\u7535\u5e73\u8f6c\u6362\u4e3aGPIO\u63a5\u53e3\u7684\u7535\u5e73\uff0c\u4ece\u800c\u4f7f\u5f97\u5916\u90e8\u8bbe\u5907\u80fd\u591f\u63a7\u5236GPIO\u63a5\u53e3\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u672c\u6587\u4ecb\u7ecd\u4e86GPIO_PUPD_UP\u7684\u539f\u7406\u3001\u7c7b\u578b\u548c\u7528\u6cd5\u3002<\/strong>GPIO_PUPD_UP\u662f\u4e00\u79cd\u7535\u963b\uff0c\u5b83\u53ef\u4ee5\u5c06GPIO\u63a5\u53e3\u7684\u7535\u5e73\u7531\u4f4e\u7535\u5e73\u62c9\u81f3\u9ad8\u7535\u5e73\uff0c\u4ece\u800c\u4f7f\u5f97GPIO\u63a5\u53e3\u80fd\u591f\u66f4\u52a0\u7a33\u5b9a\u7684\u63a7\u5236\u7535\u5b50\u5143\u4ef6\u3002GPIO_PUPD_UP\u7684\u7c7b\u578b\u4e3b\u8981\u6709Pull Up\/Down\u548cOpen Drain\/Source\uff0c\u5b83\u4eec\u7684\u5de5\u4f5c\u539f\u7406\u5747\u4e3a\u5c06GPIO\u63a5\u53e3\u7684\u7535\u5e73\u7531\u4f4e\u7535\u5e73\u62c9\u81f3\u9ad8\u7535\u5e73\u3002GPIO_PUPD_UP\u7684\u7528\u6cd5\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u5c06\u5b83\u8fde\u63a5\u5230GPIO\u63a5\u53e3\uff0c\u7136\u540e\u63a7\u5236GPIO\u63a5\u53e3\u7684\u7535\u5e73\u5373\u53ef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

GPIO_PUPD_UP\u662f\u6307GeneralPurposeInput\/Output\u7684\u4e0a\u62c9\u7535\u963b\uff0c\u5b83\u662fGPIO\u7cfb\u7edf\u4e2d\u5e38\u89c1\u7684\u4e00\u79cd\u7535\u963b\uff0c\u7528\u4e8e\u5c06GPIO\u63a5\u53e3\u7684\u7535\u5e73\u7531\u4f4e\u7535\u5e73\u62c9\u81f3\u9ad8\u7535<\/p>\n","protected":false},"author":1,"featured_media":4132,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[222],"class_list":["post-39653","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-ycio"],"_links":{"self":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/39653"}],"collection":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/comments?post=39653"}],"version-history":[{"count":0,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/39653\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media?parent=39653"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/categories?post=39653"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/tags?post=39653"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}