{"id":41561,"date":"2023-10-01T13:05:38","date_gmt":"2023-10-01T05:05:38","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=41561"},"modified":"2023-10-01T13:05:38","modified_gmt":"2023-10-01T05:05:38","slug":"bsszxyjdssm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/41561.html","title":{"rendered":"\u4e0d\u662fSPI\u603b\u7ebf\u5f15\u811a\u7684\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p>&emsp;&emsp;SPI\u603b\u7ebf\u5f15\u811a\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u603b\u7ebf\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u591a\u79cd\u5916\u90e8\u8bbe\u5907\uff0c\u5e76\u901a\u8fc7\u603b\u7ebf\u4f20\u8f93\u6570\u636e\u3002SPI\u603b\u7ebf\u7684\u5f15\u811a\u5305\u62ecMOSI\uff08\u4e3b\u8f93\u51fa\u4ece\u8f93\u5165\uff09\uff0cMISO\uff08\u4e3b\u8f93\u5165\u4ece\u8f93\u51fa\uff09\uff0cSCK\uff08\u65f6\u949f\uff09\u548cSS\uff08\u7247\u9009\uff09\u3002\u4f46\u662f\uff0c\u9664\u4e86SPI\u603b\u7ebf\u5f15\u811a\u4e4b\u5916\uff0c\u8fd8\u6709\u5176\u4ed6\u4e00\u4e9b\u603b\u7ebf\u5f15\u811a\uff0c\u8fd9\u4e9b\u5f15\u811a\u4e5f\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u5916\u90e8\u8bbe\u5907\uff0c\u5e76\u4f20\u8f93\u6570\u636e\u3002<\/p>\n<h2 style=\"text-align: center;\">I2C\u603b\u7ebf\u5f15\u811a<\/h2>\n<p>&emsp;&emsp;I2C\u603b\u7ebf\u5f15\u811a\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u603b\u7ebf\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u591a\u79cd\u5916\u90e8\u8bbe\u5907\uff0c\u5e76\u901a\u8fc7\u603b\u7ebf\u4f20\u8f93\u6570\u636e\u3002I2C\u603b\u7ebf\u7684\u5f15\u811a\u5305\u62ecSDA\uff08\u6570\u636e\uff09\u548cSCL\uff08\u65f6\u949f\uff09\u3002SDA\u5f15\u811a\u7528\u4e8e\u4f20\u8f93\u6570\u636e\uff0c\u800cSCL\u5f15\u811a\u7528\u4e8e\u540c\u6b65\u65f6\u949f\u4fe1\u53f7\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u3002<\/p>\n<h3>&emsp;&emsp;I2C\u7684\u4f18\u70b9<\/h3>\n<p>&emsp;&emsp;I2C\u603b\u7ebf\u7684\u4f18\u70b9\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u53ef\u4ee5\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\uff0c\u5e76\u5728\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\uff1b<\/li>\n<li>\u652f\u6301\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff1b<\/li>\n<li>\u7b80\u5355\u6613\u7528\uff0c\u53ef\u4ee5\u4f7f\u7528\u7b80\u5355\u7684\u786c\u4ef6\u63a5\u53e3\u5b9e\u73b0\uff1b<\/li>\n<li>\u53ef\u4ee5\u4f7f\u7528\u6807\u51c6\u7684I2C\u603b\u7ebf\u5f15\u811a\uff0c\u65e0\u9700\u81ea\u5b9a\u4e49\uff1b<\/li>\n<li>\u53ef\u4ee5\u4f7f\u7528\u5fae\u63a7\u5236\u5668\u63a7\u5236I2C\u603b\u7ebf\u3002<\/li>\n<\/ul>\n<h3>&emsp;&emsp;I2C\u7684\u7f3a\u70b9<\/h3>\n<p>&emsp;&emsp;I2C\u603b\u7ebf\u7684\u7f3a\u70b9\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u4e0d\u652f\u6301\u5e7f\u64ad\u6a21\u5f0f\uff0c\u53ea\u80fd\u5728\u4e24\u4e2a\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\uff1b<\/li>\n<li>\u6570\u636e\u4f20\u8f93\u901f\u7387\u8f83\u6162\uff0c\u4e0d\u9002\u5408\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff1b<\/li>\n<li>\u53ea\u80fd\u4f7f\u7528\u6807\u51c6\u7684I2C\u603b\u7ebf\u5f15\u811a\uff0c\u4e0d\u80fd\u4f7f\u7528\u81ea\u5b9a\u4e49\u7684\u5f15\u811a\uff1b<\/li>\n<li>\u53d7\u5916\u754c\u5f71\u54cd\u8f83\u5927\uff0c\u4e0d\u9002\u5408\u5728\u6076\u52a3\u73af\u5883\u4e2d\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<h2 style=\"text-align: center;\">UART\u603b\u7ebf\u5f15\u811a<\/h2>\n<p>&emsp;&emsp;UART\u603b\u7ebf\u5f15\u811a\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u603b\u7ebf\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u591a\u79cd\u5916\u90e8\u8bbe\u5907\uff0c\u5e76\u901a\u8fc7\u603b\u7ebf\u4f20\u8f93\u6570\u636e\u3002UART\u603b\u7ebf\u7684\u5f15\u811a\u5305\u62ecRX\uff08\u63a5\u6536\uff09\u548cTX\uff08\u53d1\u9001\uff09\u3002RX\u5f15\u811a\u7528\u4e8e\u63a5\u6536\u6570\u636e\uff0c\u800cTX\u5f15\u811a\u7528\u4e8e\u53d1\u9001\u6570\u636e\u3002<\/p>\n<h3>&emsp;&emsp;UART\u7684\u4f18\u70b9<\/h3>\n<p>&emsp;&emsp;UART\u603b\u7ebf\u7684\u4f18\u70b9\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u53ef\u4ee5\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\uff0c\u5e76\u5728\u591a\u4e2a\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\uff1b<\/li>\n<li>\u652f\u6301\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff1b<\/li>\n<li>\u7b80\u5355\u6613\u7528\uff0c\u53ef\u4ee5\u4f7f\u7528\u7b80\u5355\u7684\u786c\u4ef6\u63a5\u53e3\u5b9e\u73b0\uff1b<\/li>\n<li>\u53ef\u4ee5\u4f7f\u7528\u6807\u51c6\u7684UART\u603b\u7ebf\u5f15\u811a\uff0c\u65e0\u9700\u81ea\u5b9a\u4e49\uff1b<\/li>\n<li>\u53ef\u4ee5\u4f7f\u7528\u5fae\u63a7\u5236\u5668\u63a7\u5236UART\u603b\u7ebf\u3002<\/li>\n<\/ul>\n<h3>&emsp;&emsp;UART\u7684\u7f3a\u70b9<\/h3>\n<p>&emsp;&emsp;UART\u603b\u7ebf\u7684\u7f3a\u70b9\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u4e0d\u652f\u6301\u5e7f\u64ad\u6a21\u5f0f\uff0c\u53ea\u80fd\u5728\u4e24\u4e2a\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\uff1b<\/li>\n<li>\u53ea\u80fd\u4f7f\u7528\u6807\u51c6\u7684UART\u603b\u7ebf\u5f15\u811a\uff0c\u4e0d\u80fd\u4f7f\u7528\u81ea\u5b9a\u4e49\u7684\u5f15\u811a\uff1b<\/li>\n<li>\u53d7\u5916\u754c\u5f71\u54cd\u8f83\u5927\uff0c\u4e0d\u9002\u5408\u5728\u6076\u52a3\u73af\u5883\u4e2d\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<h2 style=\"text-align: center;\">\u603b\u7ed3<\/h2>\n<p>&emsp;&emsp;<strong>\u4ece\u4e0a\u9762\u53ef\u4ee5\u770b\u51fa\uff0c\u9664\u4e86SPI\u603b\u7ebf\u5f15\u811a\u4e4b\u5916\uff0c\u8fd8\u6709I2C\u548cUART\u603b\u7ebf\u5f15\u811a\uff0c\u5b83\u4eec\u90fd\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u5916\u90e8\u8bbe\u5907\uff0c\u5e76\u4f20\u8f93\u6570\u636e\u3002<\/strong>\u5b83\u4eec\u5404\u6709\u4f18\u7f3a\u70b9\uff0c\u5e94\u7528\u65f6\u9700\u8981\u6839\u636e\u5177\u4f53\u60c5\u51b5\u6765\u9009\u62e9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SPI\u603b\u7ebf\u5f15\u811a\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u603b\u7ebf\u63a5\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u591a\u79cd\u5916\u90e8\u8bbe\u5907\uff0c\u5e76\u901a\u8fc7\u603b\u7ebf\u4f20\u8f93\u6570\u636e\u3002SPI\u603b\u7ebf\u7684\u5f15\u811a\u5305\u62ecMOSI\uff08\u4e3b\u8f93\u51fa\u4ece\u8f93\u5165\uff09\uff0cMISO\uff08\u4e3b\u8f93\u5165\u4ece\u8f93\u51fa\uff09\uff0cSCK\uff08\u65f6\u949f\uff09<\/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":[288],"class_list":["post-41561","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-spitx"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/41561","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=41561"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/41561\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/4132"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=41561"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=41561"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=41561"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}