{"id":11838,"date":"2023-08-18T21:59:56","date_gmt":"2023-08-18T13:59:56","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=11838"},"modified":"2023-08-18T22:00:00","modified_gmt":"2023-08-18T14:00:00","slug":"gsmys","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/11838.html","title":{"rendered":"GPIO_pin_0\u4ec0\u4e48\u610f\u601d?"},"content":{"rendered":"\n

\u3000\u3000\u5982\u679c\u4f60\u5bf9\u7535\u5b50\u8bbe\u5907\u6216\u5d4c\u5165\u5f0f\u7cfb\u7edf\u6709\u6240\u4e86\u89e3\uff0c\u4f60\u53ef\u80fd\u4f1a\u7ecf\u5e38\u542c\u5230GPIO\u5f15\u811a\u8fd9\u4e2a\u672f\u8bed\u3002<\/strong>\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8gpio_pin_0\u7684\u542b\u4e49\u4ee5\u53caGPIO\u5f15\u811a\u7684\u57fa\u672c\u6982\u5ff5\u548c\u529f\u80fd\u3002\u65e0\u8bba\u4f60\u662f\u521d\u5b66\u8005\u8fd8\u662f\u4e13\u4e1a\u4eba\u58eb\uff0c\u672c\u6587\u90fd\u5c06\u4e3a\u4f60\u63d0\u4f9b\u6709\u5173GPIO\u5f15\u811a\u7684\u8be6\u7ec6\u4fe1\u606f\u3002<\/p>\n\n\n\n

\u3000\u30001. GPIO\u5f15\u811a\u7684\u5b9a\u4e49\u548c\u4f5c\u7528<\/h2>\n\n\n\n

\u3000\u3000GPIO\u662f\u201cGeneral Purpose Input Output\u201d\u7684\u7f29\u5199\uff0c\u610f\u4e3a\u901a\u7528\u8f93\u5165\u8f93\u51fa\u3002GPIO\u5f15\u811a\u662f\u4e00\u79cd\u6570\u5b57\u4fe1\u53f7\u5f15\u811a\uff0c\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u548c\u63a7\u5236\u5404\u79cd\u5916\u90e8\u8bbe\u5907\u3002<\/strong>\u5b83\u4eec\u53ef\u4ee5\u88ab\u914d\u7f6e\u4e3a\u8f93\u5165\u6216\u8f93\u51fa\uff0c\u5141\u8bb8\u6211\u4eec\u4e0e\u5176\u4ed6\u7535\u5b50\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\uff0c\u4f8b\u5982\u4f20\u611f\u5668\u3001\u6267\u884c\u5668\u3001\u663e\u793a\u5668\u7b49\u3002GPIO\u5f15\u811a\u7684\u6570\u91cf\u548c\u529f\u80fd\u56e0\u82af\u7247\u800c\u5f02\uff0c\u4f46\u5b83\u4eec\u901a\u5e38\u7528\u4e8e\u63a7\u5236\u548c\u76d1\u89c6\u5916\u90e8\u8bbe\u5907\u3002<\/p>\n\n\n\n

\u3000\u30002. gpio_pin_0\u7684\u610f\u4e49\u548c\u4f4d\u7f6e<\/h2>\n\n\n\n

\u3000\u3000gpio_pin_0\u662f\u6307GPIO\u5f15\u811a\u7684\u7f16\u53f7\u4e3a0\u7684\u5f15\u811a\u3002\u5728\u4e0d\u540c\u7684\u786c\u4ef6\u5e73\u53f0\u4e0a\uff0cgpio_pin_0\u7684\u5177\u4f53\u4f4d\u7f6e\u548c\u529f\u80fd\u53ef\u80fd\u4f1a\u6709\u6240\u4e0d\u540c\u3002\u901a\u5e38\uff0c\u8fd9\u4e9b\u5f15\u811a\u5728\u7535\u5b50\u8bbe\u5907\u7684\u7269\u7406\u63a5\u53e3\u4e0a\u6709\u76f8\u5e94\u7684\u6807\u8bb0\u548c\u5f15\u811a\u7f16\u53f7\uff0c\u4ee5\u4fbf\u7528\u6237\u80fd\u591f\u6b63\u786e\u5730\u8fde\u63a5\u548c\u4f7f\u7528\u5b83\u4eec\u3002\u8981\u4e86\u89e3gpio_pin_0\u7684\u5177\u4f53\u529f\u80fd\u548c\u7528\u9014\uff0c\u6700\u597d\u53c2\u8003\u6240\u4f7f\u7528\u7684\u82af\u7247\u6216\u786c\u4ef6\u5e73\u53f0\u7684\u6587\u6863\u6216\u89c4\u683c\u8bf4\u660e\u3002<\/p>\n\n\n\n

\u3000\u30003. GPIO\u5f15\u811a\u7684\u914d\u7f6e\u548c\u4f7f\u7528<\/h2>\n\n\n\n

\u3000\u3000\u5728\u4f7f\u7528GPIO\u5f15\u811a\u4e4b\u524d\uff0c\u6211\u4eec\u9700\u8981\u4e86\u89e3\u5982\u4f55\u914d\u7f6e\u548c\u4f7f\u7528\u5b83\u4eec\u3002\u901a\u5e38\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8f6f\u4ef6\u7f16\u7a0b\u6765\u914d\u7f6eGPIO\u5f15\u811a\u7684\u6a21\u5f0f(\u8f93\u5165\u6216\u8f93\u51fa)\u3001\u7535\u5e73(\u9ad8\u7535\u5e73\u6216\u4f4e\u7535\u5e73)\u3001\u4e2d\u65ad\u7b49\u3002\u5177\u4f53\u7684\u914d\u7f6e\u548c\u4f7f\u7528\u65b9\u6cd5\u53d6\u51b3\u4e8e\u6240\u4f7f\u7528\u7684\u786c\u4ef6\u5e73\u53f0\u548c\u7f16\u7a0b\u8bed\u8a00\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u7279\u5b9a\u7684\u5e93\u6216API\u6765\u8bbf\u95ee\u548c\u63a7\u5236GPIO\u5f15\u811a\u3002<\/p>\n\n\n\n

\u3000\u3000\u5728\u7f16\u7a0b\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8bfb\u53d6GPIO\u5f15\u811a\u7684\u72b6\u6001\u6765\u83b7\u53d6\u8f93\u5165\u4fe1\u53f7\uff0c\u6216\u8005\u901a\u8fc7\u8bbe\u7f6eGPIO\u5f15\u811a\u7684\u72b6\u6001\u6765\u751f\u6210\u8f93\u51fa\u4fe1\u53f7\u3002\u8fd9\u4f7f\u5f97\u6211\u4eec\u80fd\u591f\u4e0e\u5916\u90e8\u8bbe\u5907\u8fdb\u884c\u4ea4\u4e92\uff0c\u4f8b\u5982\u8bfb\u53d6\u4f20\u611f\u5668\u6570\u636e\u3001\u63a7\u5236\u7535\u673a\u7684\u8f6c\u52a8\u65b9\u5411\u3001\u9a71\u52a8LED\u7b49\u3002\u901a\u8fc7\u5408\u7406\u914d\u7f6e\u548c\u4f7f\u7528GPIO\u5f15\u811a\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u5404\u79cd\u5404\u6837\u7684\u7535\u5b50\u5e94\u7528\u548c\u5d4c\u5165\u5f0f\u7cfb\u7edf\u3002<\/p>\n\n\n\n

\u3000\u30004. GPIO\u5f15\u811a\u7684\u5e94\u7528\u5b9e\u4f8b<\/h2>\n\n\n\n

\u3000\u3000GPIO\u5f15\u811a\u7684\u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u5e94\u7528\u5b9e\u4f8b\uff1a<\/p>\n\n\n\n

    \n
  • \u3000\u3000\u63a7\u5236LED\uff1a\u901a\u8fc7\u5c06GPIO\u5f15\u811a\u914d\u7f6e\u4e3a\u8f93\u51fa\u6a21\u5f0f\uff0c\u5e76\u8bbe\u7f6e\u4e3a\u9ad8\u7535\u5e73\u6216\u4f4e\u7535\u5e73\uff0c\u6211\u4eec\u53ef\u4ee5\u63a7\u5236LED\u7684\u4eae\u5ea6\u548c\u95ea\u70c1\u9891\u7387\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u8bfb\u53d6\u6309\u94ae\u72b6\u6001\uff1a\u901a\u8fc7\u5c06GPIO\u5f15\u811a\u914d\u7f6e\u4e3a\u8f93\u5165\u6a21\u5f0f\uff0c\u5e76\u8bfb\u53d6\u5176\u72b6\u6001\uff0c\u6211\u4eec\u53ef\u4ee5\u68c0\u6d4b\u6309\u94ae\u662f\u5426\u88ab\u6309\u4e0b\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u9a71\u52a8\u7535\u673a\uff1a\u901a\u8fc7\u5c06GPIO\u5f15\u811a\u914d\u7f6e\u4e3a\u8f93\u51fa\u6a21\u5f0f\uff0c\u5e76\u8bbe\u7f6e\u4e0d\u540c\u7684\u7535\u5e73\uff0c\u6211\u4eec\u53ef\u4ee5\u63a7\u5236\u7535\u673a\u7684\u8f6c\u52a8\u65b9\u5411\u548c\u901f\u5ea6\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u4e0e\u4f20\u611f\u5668\u901a\u4fe1\uff1a\u901a\u8fc7\u5c06GPIO\u5f15\u811a\u914d\u7f6e\u4e3a\u8f93\u5165\u6a21\u5f0f\uff0c\u5e76\u8bfb\u53d6\u5176\u72b6\u6001\uff0c\u6211\u4eec\u53ef\u4ee5\u83b7\u53d6\u4f20\u611f\u5668\u7684\u6570\u636e\uff0c\u4f8b\u5982\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u5149\u5f3a\u7b49\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u4e0e\u5176\u4ed6\u8bbe\u5907\u901a\u4fe1\uff1a\u901a\u8fc7\u5c06GPIO\u5f15\u811a\u914d\u7f6e\u4e3a\u7279\u5b9a\u7684\u534f\u8bae\u6a21\u5f0f(\u5982I2C\u3001SPI\u3001UART\u7b49)\uff0c\u6211\u4eec\u53ef\u4ee5\u4e0e\u5176\u4ed6\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\uff0c\u4f8b\u5982\u663e\u793a\u5668\u3001\u5b58\u50a8\u5668\u3001\u65e0\u7ebf\u6a21\u5757\u7b49\u3002<\/li>\n<\/ul>\n\n\n\n

    \u3000\u3000\u7ed3\u8bba\uff1a<\/h2>\n\n\n\n

    \u3000\u3000GPIO\u5f15\u811a\u662f\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u7ec4\u6210\u90e8\u5206\uff0c\u5b83\u4eec\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u4e0e\u5916\u90e8\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\u548c\u63a7\u5236\u7684\u80fd\u529b\u3002<\/strong>gpio_pin_0\u662f\u6307GPIO\u5f15\u811a\u7f16\u53f7\u4e3a0\u7684\u5f15\u811a\uff0c\u5176\u5177\u4f53\u529f\u80fd\u548c\u7528\u9014\u53d6\u51b3\u4e8e\u6240\u4f7f\u7528\u7684\u786c\u4ef6\u5e73\u53f0\u548c\u914d\u7f6e\u3002\u901a\u8fc7\u5408\u7406\u914d\u7f6e\u548c\u4f7f\u7528GPIO\u5f15\u811a\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u5404\u79cd\u5404\u6837\u7684\u7535\u5b50\u5e94\u7528\u548c\u5d4c\u5165\u5f0f\u7cfb\u7edf\u3002\u5982\u679c\u4f60\u5bf9GPIO\u5f15\u811a\u611f\u5174\u8da3\uff0c\u5efa\u8bae\u4f60\u8fdb\u4e00\u6b65\u5b66\u4e60\u548c\u63a2\u7d22\u76f8\u5173\u7684\u6587\u6863\u548c\u6559\u7a0b\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528\u5b83\u4eec\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u5982\u679c\u4f60\u5bf9\u7535\u5b50\u8bbe\u5907\u6216\u5d4c\u5165\u5f0f\u7cfb\u7edf\u6709\u6240\u4e86\u89e3\uff0c\u4f60\u53ef\u80fd\u4f1a\u7ecf\u5e38\u542c\u5230GPIO\u5f15\u811a\u8fd9\u4e2a\u672f\u8bed\u3002\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8gpio_pin_0\u7684\u542b\u4e49\u4ee5\u53caGPIO\u5f15\u811a\u7684\u57fa\u672c\u6982\u5ff5\u548c\u529f\u80fd\u3002<\/p>\n","protected":false},"author":1,"featured_media":3671,"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":[236],"class_list":["post-11838","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-gpio"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/11838","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=11838"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/11838\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/3671"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=11838"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=11838"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=11838"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}