{"id":66024,"date":"2023-11-25T00:41:41","date_gmt":"2023-11-24T16:41:41","guid":{"rendered":"\/\/www.dealsbon.com\/?p=66024"},"modified":"2023-11-25T00:41:45","modified_gmt":"2023-11-24T16:41:45","slug":"sihudqb","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/66024.html","title":{"rendered":"SPI\u3001I2C\u548cUART\u7684\u533a\u522b"},"content":{"rendered":"\n<p>\u3000\u3000\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5f00\u53d1\u4e2d\uff0cSPI\u3001I2C\u548cUART\u662f\u5e38\u7528\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\u3002\u5b83\u4eec\u5728\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u4e0b\u6709\u7740\u5404\u81ea\u7684\u4f18\u52bf\u548c\u7279\u70b9\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8SPI\u3001I2C\u548cUART\u4e4b\u95f4\u7684\u533a\u522b\uff0c\u5e76\u4ecb\u7ecd\u5b83\u4eec\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u4f7f\u7528\u573a\u666f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001SPI(Serial Peripheral Interface)<\/h2>\n\n\n\n<p>\u3000\u3000<strong>SPI\u662f\u4e00\u79cd\u540c\u6b65\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u5728\u5fae\u63a7\u5236\u5668\u548c\u5916\u90e8\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002<\/strong>SPI\u901a\u4fe1\u534f\u8bae\u4f7f\u7528\u4e86\u56db\u6839\u4fe1\u53f7\u7ebf\uff1a\u65f6\u949f\u7ebf(SCK)\u3001\u6570\u636e\u7ebf(MOSI)\u3001\u6570\u636e\u7ebf(MISO)\u548c\u7247\u9009\u7ebf(SS)\u3002SPI\u901a\u4fe1\u534f\u8bae\u5177\u6709\u4ee5\u4e0b\u7279\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u30001. \u9ad8\u901f\u4f20\u8f93\uff1aSPI\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u8fbe\u51e0\u5341MHz\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u9002\u7528\u4e8e\u5bf9\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u8981\u6c42\u8f83\u9ad8\u7684\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u30002. \u5168\u53cc\u5de5\u901a\u4fe1\uff1aSPI\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u540c\u65f6\u8fdb\u884c\u6570\u636e\u7684\u53d1\u9001\u548c\u63a5\u6536\uff0c\u56e0\u6b64\u9002\u7528\u4e8e\u9700\u8981\u53cc\u5411\u901a\u4fe1\u7684\u573a\u666f\u3002<\/li>\n\n\n\n<li>\u3000\u30003. \u591a\u4ece\u8bbe\u5907\u652f\u6301\uff1aSPI\u901a\u4fe1\u534f\u8bae\u901a\u8fc7\u7247\u9009\u7ebf(SS)\u53ef\u4ee5\u540c\u65f6\u8fde\u63a5\u591a\u4e2a\u4ece\u8bbe\u5907\uff0c\u5b9e\u73b0\u4e0e\u591a\u4e2a\u5916\u90e8\u8bbe\u5907\u7684\u901a\u4fe1\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000SPI\u901a\u4fe1\u534f\u8bae\u5e38\u7528\u4e8e\u4ee5\u4e0b\u5e94\u7528\u573a\u666f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u30001. \u5b58\u50a8\u5668\u63a5\u53e3\uff1aSPI\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u4e0e\u95ea\u5b58\u3001EEPROM\u7b49\u5b58\u50a8\u5668\u8fdb\u884c\u6570\u636e\u4ea4\u4e92\u3002<\/li>\n\n\n\n<li>\u3000\u30002. \u4f20\u611f\u5668\u63a5\u53e3\uff1aSPI\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u4e0e\u5404\u79cd\u4f20\u611f\u5668(\u5982\u6e29\u5ea6\u4f20\u611f\u5668\u3001\u52a0\u901f\u5ea6\u4f20\u611f\u5668\u7b49)\u8fdb\u884c\u6570\u636e\u4ea4\u4e92\u3002<\/li>\n\n\n\n<li>\u3000\u30003. \u663e\u793a\u5668\u63a5\u53e3\uff1aSPI\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u4e0eLCD\u663e\u793a\u5c4f\u7b49\u663e\u793a\u8bbe\u5907\u8fdb\u884c\u6570\u636e\u4ea4\u4e92\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001I2C(Inter-Integrated Circuit)<\/h2>\n\n\n\n<p>\u3000\u3000<strong>I2C\u662f\u4e00\u79cd\u53cc\u7ebf\u5236\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u5728\u5fae\u63a7\u5236\u5668\u548c\u5916\u90e8\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002<\/strong>I2C\u901a\u4fe1\u534f\u8bae\u4f7f\u7528\u4e86\u4e24\u6839\u4fe1\u53f7\u7ebf\uff1a\u65f6\u949f\u7ebf(SCL)\u548c\u6570\u636e\u7ebf(SDA)\u3002I2C\u901a\u4fe1\u534f\u8bae\u5177\u6709\u4ee5\u4e0b\u7279\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u30001. \u591a\u4e3b\u4ece\u7ed3\u6784\uff1aI2C\u901a\u4fe1\u534f\u8bae\u652f\u6301\u591a\u4e2a\u4e3b\u8bbe\u5907\u548c\u591a\u4e2a\u4ece\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u5b9e\u73b0\u4e86\u591a\u8bbe\u5907\u4e4b\u95f4\u7684\u534f\u540c\u5de5\u4f5c\u3002<\/li>\n\n\n\n<li>\u3000\u30002. \u4f4e\u901f\u4f20\u8f93\uff1aI2C\u901a\u4fe1\u534f\u8bae\u7684\u4f20\u8f93\u901f\u7387\u76f8\u5bf9\u8f83\u4f4e\uff0c\u9002\u7528\u4e8e\u5bf9\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u8981\u6c42\u4e0d\u9ad8\u7684\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u30003. \u786c\u4ef6\u8d44\u6e90\u5360\u7528\u5c11\uff1aI2C\u901a\u4fe1\u534f\u8bae\u53ea\u9700\u8981\u4e24\u6839\u4fe1\u53f7\u7ebf\uff0c\u56e0\u6b64\u5728\u786c\u4ef6\u8d44\u6e90\u6709\u9650\u7684\u60c5\u51b5\u4e0b\u66f4\u4e3a\u9002\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000I2C\u901a\u4fe1\u534f\u8bae\u5e38\u7528\u4e8e\u4ee5\u4e0b\u5e94\u7528\u573a\u666f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u30001. \u4f20\u611f\u5668\u63a5\u53e3\uff1aI2C\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u4e0e\u5404\u79cd\u4f20\u611f\u5668(\u5982\u5149\u7167\u4f20\u611f\u5668\u3001\u6e7f\u5ea6\u4f20\u611f\u5668\u7b49)\u8fdb\u884c\u6570\u636e\u4ea4\u4e92\u3002<\/li>\n\n\n\n<li>\u3000\u30002. \u5916\u8bbe\u63a7\u5236\uff1aI2C\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u5916\u90e8\u8bbe\u5907\uff0c\u5982\u6e29\u5ea6\u63a7\u5236\u5668\u3001\u7535\u673a\u9a71\u52a8\u5668\u7b49\u3002<\/li>\n\n\n\n<li>\u3000\u30003. EEPROM\u63a5\u53e3\uff1aI2C\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u4e0eEEPROM\u8fdb\u884c\u6570\u636e\u4ea4\u4e92\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u5b58\u50a8\u548c\u8bfb\u53d6\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001UART(Universal Asynchronous Receiver\/Transmitter)<\/h2>\n\n\n\n<p>\u3000\u3000<strong>UART\u662f\u4e00\u79cd\u5f02\u6b65\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u5728\u5fae\u63a7\u5236\u5668\u548c\u5916\u90e8\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u3002<\/strong>UART\u901a\u4fe1\u534f\u8bae\u4f7f\u7528\u4e86\u4e24\u6839\u4fe1\u53f7\u7ebf\uff1a\u63a5\u6536\u7ebf(RX)\u548c\u53d1\u9001\u7ebf(TX)\u3002UART\u901a\u4fe1\u534f\u8bae\u5177\u6709\u4ee5\u4e0b\u7279\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u30001. \u7b80\u5355\u6613\u7528\uff1aUART\u901a\u4fe1\u534f\u8bae\u7684\u5b9e\u73b0\u76f8\u5bf9\u7b80\u5355\uff0c\u9002\u7528\u4e8e\u5bf9\u901a\u4fe1\u534f\u8bae\u8981\u6c42\u4e0d\u9ad8\u7684\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u30002. \u5355\u5411\u901a\u4fe1\uff1aUART\u901a\u4fe1\u534f\u8bae\u53ea\u80fd\u5b9e\u73b0\u5355\u5411\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5373\u53ea\u80fd\u4ece\u53d1\u9001\u7aef\u53d1\u9001\u6570\u636e\u5230\u63a5\u6536\u7aef\u3002<\/li>\n\n\n\n<li>\u3000\u30003. \u65e0\u4e3b\u4ece\u7ed3\u6784\uff1aUART\u901a\u4fe1\u534f\u8bae\u6ca1\u6709\u4e3b\u4ece\u8bbe\u5907\u7684\u6982\u5ff5\uff0c\u901a\u4fe1\u53cc\u65b9\u5e73\u7b49\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000UART\u901a\u4fe1\u534f\u8bae\u5e38\u7528\u4e8e\u4ee5\u4e0b\u5e94\u7528\u573a\u666f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u30001. \u4e32\u53e3\u901a\u4fe1\uff1aUART\u901a\u4fe1\u534f\u8bae\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u4e32\u53e3\u901a\u4fe1\uff0c\u5982\u4e0e\u8ba1\u7b97\u673a\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3001\u4e0e\u5916\u90e8\u6a21\u5757\u8fdb\u884c\u901a\u4fe1\u7b49\u3002<\/li>\n\n\n\n<li>\u3000\u30002. \u84dd\u7259\u901a\u4fe1\uff1aUART\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u4e0e\u84dd\u7259\u6a21\u5757\u8fdb\u884c\u6570\u636e\u4ea4\u4e92\uff0c\u5b9e\u73b0\u65e0\u7ebf\u901a\u4fe1\u529f\u80fd\u3002<\/li>\n\n\n\n<li>\u3000\u30003. GPS\u5b9a\u4f4d\uff1aUART\u901a\u4fe1\u534f\u8bae\u53ef\u4ee5\u7528\u4e8e\u4e0eGPS\u6a21\u5757\u8fdb\u884c\u6570\u636e\u4ea4\u4e92\uff0c\u83b7\u53d6\u4f4d\u7f6e\u4fe1\u606f\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u7ed3\u8bba\uff1a<\/h2>\n\n\n\n<p>\u3000\u3000<strong>SPI\u3001I2C\u548cUART\u662f\u5e38\u7528\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u5b83\u4eec\u5728\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u4e0b\u6709\u7740\u5404\u81ea\u7684\u4f18\u52bf\u548c\u7279\u70b9\u3002<\/strong>SPI\u901a\u4fe1\u534f\u8bae\u9002\u7528\u4e8e\u9ad8\u901f\u4f20\u8f93\u548c\u591a\u4ece\u8bbe\u5907\u7684\u573a\u666f;I2C\u901a\u4fe1\u534f\u8bae\u9002\u7528\u4e8e\u591a\u4e3b\u4ece\u7ed3\u6784\u548c\u786c\u4ef6\u8d44\u6e90\u5360\u7528\u5c11\u7684\u573a\u666f;UART\u901a\u4fe1\u534f\u8bae\u9002\u7528\u4e8e\u7b80\u5355\u6613\u7528\u548c\u5355\u5411\u901a\u4fe1\u7684\u573a\u666f\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u901a\u4fe1\u534f\u8bae\uff0c\u4ee5\u5b9e\u73b0\u7a33\u5b9a\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\u548c\u901a\u4fe1\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5f00\u53d1\u4e2d\uff0cSPI\u3001I2C\u548cUART\u662f\u5e38\u7528\u7684\u4e32\u884c\u901a\u4fe1\u534f\u8bae\u3002\u5b83\u4eec\u5728\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u4e0b\u6709\u7740\u5404\u81ea\u7684\u4f18\u52bf\u548c\u7279\u70b9\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8SPI\u3001I2C\u548cUART\u4e4b\u95f4\u7684\u533a\u522b<\/p>\n","protected":false},"author":1,"featured_media":26927,"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":[351,301,145],"class_list":["post-66024","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-i2c","tag-spiinterface","tag-uart"],"_links":{"self":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/66024"}],"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=66024"}],"version-history":[{"count":0,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/posts\/66024\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media\/26927"}],"wp:attachment":[{"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/media?parent=66024"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/categories?post=66024"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/www.dealsbon.com\/wp-json\/wp\/v2\/tags?post=66024"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}