IIC\u901a\u4fe1\u534f\u8bae<\/a><\/strong>\u662f\u4e00\u79cd\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u4e5f\u79f0\u4e3aI2C(Inter-Integrated Circuit)\u603b\u7ebf\u3002\u5b83\u662f\u7531Philips\u516c\u53f8\u57281980\u5e74\u4ee3\u5f00\u53d1\u7684\uff0c\u7528\u4e8e\u8fde\u63a5\u4f4e\u901f\u5468\u8fb9\u8bbe\u5907\u3002IIC\u901a\u4fe1\u534f\u8bae\u7684\u7279\u70b9\u662f\u7b80\u5355\u3001\u7075\u6d3b\u3001\u53ef\u9760\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u3002<\/p>\n\n\n\n\u3000\u3000\u4e00\u3001IIC\u901a\u4fe1\u534f\u8bae\u7684\u57fa\u672c\u539f\u7406<\/h2>\n\n\n\n
\u3000\u3000IIC\u901a\u4fe1\u534f\u8bae\u91c7\u7528\u53cc\u7ebf\u5236\uff0c\u5305\u62ec\u4e00\u4e2a\u65f6\u949f\u7ebf(SCL)\u548c\u4e00\u4e2a\u6570\u636e\u7ebf(SDA)\u3002\u5728\u901a\u4fe1\u8fc7\u7a0b\u4e2d\uff0c\u6240\u6709\u8bbe\u5907\u90fd\u5171\u4eab\u8fd9\u4e24\u6839\u7ebf\u8def\uff0c\u5176\u4e2d\u4e00\u4e2a\u8bbe\u5907\u4f5c\u4e3a\u4e3b\u8bbe\u5907\uff0c\u63a7\u5236\u603b\u7ebf\u7684\u8bbf\u95ee\u6743\uff0c\u5176\u4ed6\u8bbe\u5907\u5219\u4f5c\u4e3a\u4ece\u8bbe\u5907\uff0c\u63a5\u53d7\u4e3b\u8bbe\u5907\u7684\u63a7\u5236\u548c\u6307\u4ee4\u3002<\/p>\n\n\n\n
\u3000\u3000\u5728IIC\u901a\u4fe1\u534f\u8bae\u4e2d\uff0c\u4e3b\u8bbe\u5907\u901a\u8fc7\u53d1\u9001\u8d77\u59cb\u4fe1\u53f7\u6765\u542f\u52a8\u901a\u4fe1\u8fc7\u7a0b\uff0c\u7136\u540e\u53d1\u9001\u4ece\u8bbe\u5907\u5730\u5740\u548c\u8bfb\u5199\u6807\u5fd7\u4f4d\uff0c\u4ece\u8bbe\u5907\u63a5\u53d7\u5230\u5730\u5740\u540e\uff0c\u4f1a\u53d1\u9001\u5e94\u7b54\u4fe1\u53f7\uff0c\u786e\u8ba4\u81ea\u5df1\u7684\u5b58\u5728\u3002\u4e3b\u8bbe\u5907\u5728\u63a5\u6536\u5230\u5e94\u7b54\u4fe1\u53f7\u540e\uff0c\u5c31\u53ef\u4ee5\u5411\u4ece\u8bbe\u5907\u53d1\u9001\u6570\u636e\u6216\u4ece\u4ece\u8bbe\u5907\u63a5\u6536\u6570\u636e\u4e86\u3002\u901a\u4fe1\u5b8c\u6210\u540e\uff0c\u4e3b\u8bbe\u5907\u53d1\u9001\u505c\u6b62\u4fe1\u53f7\uff0c\u8868\u793a\u901a\u4fe1\u7ed3\u675f\u3002<\/p>\n\n\n\n
\u3000\u3000\u4e8c\u3001IIC\u901a\u4fe1\u534f\u8bae\u7684\u7279\u70b9<\/h2>\n\n\n\n\u3000\u30001. \u7b80\u5355\u7075\u6d3b<\/h3>\n\n\n\n
\u3000\u3000IIC\u901a\u4fe1\u534f\u8bae\u7684\u6570\u636e\u4f20\u8f93\u65b9\u5f0f\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u8981\u4e24\u6839\u7ebf\u8def\u5373\u53ef\u5b9e\u73b0\u3002\u800c\u4e14\u8be5\u534f\u8bae\u53ef\u4ee5\u5b9e\u73b0\u591a\u4e3b\u8bbe\u5907\u548c\u591a\u4ece\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u975e\u5e38\u7075\u6d3b\u3002<\/p>\n\n\n\n
\u3000\u30002. \u901f\u5ea6\u8f83\u6162<\/h3>\n\n\n\n
\u3000\u3000IIC\u901a\u4fe1\u534f\u8bae\u7684\u901f\u5ea6\u6bd4\u8f83\u6162\uff0c\u6700\u9ad8\u901f\u7387\u53ea\u6709400Kbps\uff0c\u9002\u5408\u4e8e\u8fde\u63a5\u4f4e\u901f\u8bbe\u5907\uff0c\u4f8b\u5982\u6e29\u5ea6\u4f20\u611f\u5668\u3001\u6db2\u6676\u663e\u793a\u5668\u7b49\u3002<\/p>\n\n\n\n
\u3000\u30003. \u53ef\u9760\u6027\u9ad8<\/h2>\n\n\n\n
\u3000\u3000IIC\u901a\u4fe1\u534f\u8bae\u91c7\u7528\u4e86\u4e00\u79cd\u57fa\u4e8e\u5e94\u7b54\u4fe1\u53f7\u7684\u673a\u5236\uff0c\u786e\u4fdd\u4e86\u6570\u636e\u7684\u53ef\u9760\u6027\u3002\u5728\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\uff0c\u4e3b\u8bbe\u5907\u4f1a\u7b49\u5f85\u4ece\u8bbe\u5907\u7684\u5e94\u7b54\u4fe1\u53f7\uff0c\u53ea\u6709\u5728\u63a5\u6536\u5230\u5e94\u7b54\u4fe1\u53f7\u540e\u624d\u4f1a\u7ee7\u7eed\u53d1\u9001\u6570\u636e\uff0c\u8fd9\u6837\u53ef\u4ee5\u907f\u514d\u6570\u636e\u7684\u4e22\u5931\u6216\u9519\u8bef\u3002<\/p>\n\n\n\n
\u3000\u30004. \u9002\u7528\u8303\u56f4\u5e7f<\/h3>\n\n\n\n
\u3000\u3000IIC\u901a\u4fe1\u534f\u8bae\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u4f8b\u5982\u667a\u80fd\u5bb6\u5c45\u3001\u7535\u5b50\u4ea7\u54c1\u3001\u5de5\u4e1a\u81ea\u52a8\u5316\u7b49\u9886\u57df\u3002\u5728\u8fd9\u4e9b\u9886\u57df\u4e2d\uff0cIIC\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u5404\u79cd\u4f4e\u901f\u8bbe\u5907\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u4f20\u8f93\u548c\u63a7\u5236\u3002<\/p>\n\n\n\n
\u3000\u3000\u4e09\u3001IIC\u901a\u4fe1\u534f\u8bae\u7684\u5e94\u7528<\/h2>\n\n\n\n\u3000\u30001. \u6e29\u5ea6\u4f20\u611f\u5668<\/h3>\n\n\n\n
\u3000\u3000\u6e29\u5ea6\u4f20\u611f\u5668\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4f4e\u901f\u8bbe\u5907\uff0c\u53ef\u4ee5\u901a\u8fc7IIC\u901a\u4fe1\u534f\u8bae\u4e0e\u4e3b\u63a7\u5236\u5668\u8fdb\u884c\u901a\u4fe1\u3002\u4e3b\u63a7\u5236\u5668\u53ef\u4ee5\u901a\u8fc7IIC\u901a\u4fe1\u534f\u8bae\u8bfb\u53d6\u6e29\u5ea6\u4f20\u611f\u5668\u7684\u6570\u636e\uff0c\u5e76\u6839\u636e\u6570\u636e\u8fdb\u884c\u63a7\u5236\u3002<\/p>\n\n\n\n
\u3000\u30002. \u6db2\u6676\u663e\u793a\u5668<\/h3>\n\n\n\n
\u3000\u3000\u6db2\u6676\u663e\u793a\u5668\u4e5f\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u4f4e\u901f\u8bbe\u5907\uff0c\u53ef\u4ee5\u901a\u8fc7IIC\u901a\u4fe1\u534f\u8bae\u4e0e\u4e3b\u63a7\u5236\u5668\u8fdb\u884c\u901a\u4fe1\u3002\u4e3b\u63a7\u5236\u5668\u53ef\u4ee5\u901a\u8fc7IIC\u901a\u4fe1\u534f\u8bae\u5411\u6db2\u6676\u663e\u793a\u5668\u53d1\u9001\u6307\u4ee4\uff0c\u63a7\u5236\u5176\u663e\u793a\u5185\u5bb9\u548c\u4eae\u5ea6\u7b49\u53c2\u6570\u3002<\/p>\n\n\n\n
\u3000\u30003. \u5de5\u4e1a\u81ea\u52a8\u5316<\/h2>\n\n\n\n
\u3000\u3000\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\u4e2d\uff0cIIC\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u8fde\u63a5\u5404\u79cd\u4f20\u611f\u5668\u548c\u6267\u884c\u5668\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528IIC\u901a\u4fe1\u534f\u8bae\u8bfb\u53d6\u6e29\u5ea6\u4f20\u611f\u5668\u7684\u6570\u636e\uff0c\u63a7\u5236\u7535\u673a\u7684\u8f6c\u901f\u7b49\u3002<\/p>\n\n\n\n
\u3000\u3000\u56db\u3001\u603b\u7ed3<\/h2>\n\n\n\n
\u3000\u3000IIC\u901a\u4fe1\u534f\u8bae\u662f\u4e00\u79cd\u7b80\u5355\u3001\u7075\u6d3b\u3001\u53ef\u9760\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u9002\u7528\u4e8e\u8fde\u63a5\u4f4e\u901f\u8bbe\u5907\u3002\u8be5\u534f\u8bae\u5177\u6709\u6570\u636e\u4f20\u8f93\u53ef\u9760\u3001\u5e94\u7528\u8303\u56f4\u5e7f\u6cdb\u7b49\u7279\u70b9\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
IIC\u901a\u4fe1\u534f\u8bae\u662f\u4e00\u79cd\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u4e5f\u79f0\u4e3aI2C(Inter-Integrated Circuit)\u603b\u7ebf\u3002\u5b83\u662f\u7531Philips\u516c\u53f8\u57281980\u5e74\u4ee3\u5f00\u53d1\u7684\uff0c\u7528\u4e8e\u8fde\u63a5\u4f4e\u901f\u5468\u8fb9\u8bbe\u5907\u3002IIC\u901a\u4fe1\u534f\u8bae\u7684\u7279\u70b9\u662f\u7b80\u5355\u3001\u7075\u6d3b\u3001\u53ef\u9760\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\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":[153],"class_list":["post-5148","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-iic"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/5148","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=5148"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/5148\/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=5148"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=5148"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=5148"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}