{"id":90773,"date":"2024-04-06T10:42:54","date_gmt":"2024-04-06T02:42:54","guid":{"rendered":"\/\/www.dealsbon.com\/?p=90773"},"modified":"2024-04-06T10:42:57","modified_gmt":"2024-04-06T02:42:57","slug":"sjkhujkqb","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/90773.html","title":{"rendered":"SPI\u63a5\u53e3\u548cUART\u63a5\u53e3\u533a\u522b"},"content":{"rendered":"\n<p>\u3000\u3000<strong>SPI\u63a5\u53e3\u548cUART\u63a5\u53e3\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u5b83\u4eec\u7684\u5de5\u4f5c\u539f\u7406\u3001\u4f20\u8f93\u901f\u5ea6\u3001\u786c\u4ef6\u9700\u6c42\u4ee5\u53ca\u5e94\u7528\u573a\u666f\u3002<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u5de5\u4f5c\u539f\u7406<\/strong>\uff1aUART(\u901a\u7528\u5f02\u6b65\u6536\u53d1\u5668)\u662f\u4e00\u79cd\u786c\u4ef6\uff0c\u5b83\u4f7f\u7528\u5f02\u6b65\u4f20\u8f93\u65b9\u5f0f\uff0c\u652f\u6301\u5168\u53cc\u5de5\u901a\u4fe1\uff0c\u5373\u6570\u636e\u53ef\u4ee5\u540c\u65f6\u4ece\u4e00\u4e2a\u8bbe\u5907\u53d1\u9001\u5230\u53e6\u4e00\u4e2a\u8bbe\u5907\u548c\u4ece\u53e6\u4e00\u4e2a\u8bbe\u5907\u53d1\u9001\u5230\u7b2c\u4e00\u4e2a\u8bbe\u5907\u3002UART\u901a\u5e38\u7531\u6ce2\u7279\u7387\u4ea7\u751f\u5668\u3001\u53d1\u9001\u5668\u548c\u63a5\u6536\u5668\u7ec4\u6210\uff0c\u786c\u4ef6\u4e0a\u53ea\u9700\u8981\u4e24\u7ebf(\u4e00\u6536\u4e00\u53d1)\u3002\u800cSPI(\u4e32\u884c\u5916\u8bbe\u63a5\u53e3)\u662f\u4e00\u79cd\u534f\u8bae\u6216\u89c4\u8303\uff0c\u5b83\u4f7f\u7528\u540c\u6b65\u4f20\u8f93\u65b9\u5f0f\uff0c\u4e5f\u652f\u6301\u5168\u53cc\u5de5\u901a\u4fe1\uff0c\u4f46\u9700\u8981\u66f4\u591a\u7684\u4fe1\u53f7\u7ebf\uff0c\u5982SPI\u603b\u7ebf\u901a\u5e38\u7531\u56db\u6761\u7ebf\u7ec4\u6210\uff1a\u4e32\u884c\u65f6\u949f(SCLK)\u3001\u4e32\u884c\u6570\u636e\u8f93\u51fa(SDO)\u3001\u4e32\u884c\u6570\u636e\u8f93\u5165(SDI)\u7b49\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f20\u8f93\u901f\u5ea6<\/strong>\uff1aSPI\u7684\u4f20\u8f93\u901f\u5ea6\u901a\u5e38\u6bd4UART\u5feb\u3002\u800cUART\u7531\u4e8e\u662f\u5f02\u6b65\u4f20\u8f93\uff0c\u5176\u901f\u5ea6\u76f8\u5bf9\u8f83\u6162\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u786c\u4ef6\u9700\u6c42<\/strong>\uff1aUART\u5728\u786c\u4ef6\u4e0a\u7684\u8981\u6c42\u76f8\u5bf9\u8f83\u4f4e\uff0c\u53ea\u9700\u8981\u4e24\u6839\u7ebf\u5c31\u53ef\u4ee5\u5b9e\u73b0\u57fa\u672c\u7684\u6570\u636e\u4f20\u8f93\u529f\u80fd\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cSPI\u867d\u7136\u4e5f\u662f\u5168\u53cc\u5de5\u901a\u4fe1\uff0c\u4f46\u81f3\u5c11\u9700\u8981\u56db\u6761\u7ebf\u6765\u5b9e\u73b0\u6570\u636e\u7684\u540c\u6b65\u4f20\u8f93\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u7531\u4e8eUART\u7684\u7b80\u5355\u6027\u548c\u4f4e\u786c\u4ef6\u9700\u6c42\uff0c\u5b83\u9002\u7528\u4e8e\u7b80\u5355\u6613\u7528\u548c\u5355\u5411\u901a\u4fe1\u7684\u573a\u666f\u3002\u800cSPI\u7531\u4e8e\u5176\u9ad8\u901f\u4f20\u8f93\u80fd\u529b\u548c\u591a\u4ece\u8bbe\u5907\u4e92\u8054\u7684\u80fd\u529b\uff0c\u66f4\u9002\u5408\u4e8e\u9700\u8981\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u548c\u591a\u8bbe\u5907\u901a\u4fe1\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000UART\u548cSPI\u5404\u6709\u4f18\u52bf\u548c\u9002\u7528\u573a\u666f\u3002UART\u4ee5\u5176\u7b80\u5355\u7684\u786c\u4ef6\u914d\u7f6e\u548c\u8f83\u4f4e\u7684\u786c\u4ef6\u9700\u6c42\uff0c\u5728\u7b80\u5355\u7684\u6570\u636e\u4f20\u8f93\u548c\u5355\u5411\u901a\u4fe1\u573a\u666f\u4e2d\u975e\u5e38\u6709\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 SPI\u63a5\u53e3\u548cUART\u63a5\u53e3\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u6027\u80fd\u6bd4\u8f83\u662f\u4ec0\u4e48?<\/h2>\n\n\n\n<p>\u3000\u3000SPI\u63a5\u53e3\u548cUART\u63a5\u53e3\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u6027\u80fd\u6bd4\u8f83\u4e3b\u8981\u4f53\u73b0\u5728\u901f\u5ea6\u3001\u6570\u636e\u683c\u5f0f\u590d\u6742\u5ea6\u3001\u5b89\u5168\u6027\u3001\u786c\u4ef6\u590d\u6742\u5ea6\u4ee5\u53ca\u9002\u7528\u573a\u666f\u7b49\u65b9\u9762\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u4ece\u901f\u5ea6\u4e0a\u6765\u770b\uff0cSPI\u63a5\u53e3\u7684\u4f20\u8f93\u901f\u7387\u8fdc\u9ad8\u4e8eUART\u63a5\u53e3\u3002SPI\u63a5\u53e3\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u523010Mbps\u751a\u81f3\u66f4\u9ad8\uff0c\u800cUART\u63a5\u53e3\u7684\u4f20\u8f93\u901f\u7387\u8f83\u4f4e\uff0c\u4e00\u822c\u4e3a115200bps\u3002\u8fd9\u8868\u660e\u5728\u9700\u8981\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u7684\u5e94\u7528\u4e2d\uff0cSPI\u63a5\u53e3\u66f4\u4e3a\u9002\u5408\u3002<\/p>\n\n\n\n<p>\u3000\u3000SPI\u63a5\u53e3\u7684\u6570\u636e\u683c\u5f0f\u66f4\u590d\u6742\uff0c\u53ef\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u5b89\u5168\u6027\u3002\u8fd9\u610f\u5473\u7740\u5728\u5bf9\u6570\u636e\u5b89\u5168\u6027\u548c\u4f20\u8f93\u6548\u7387\u6709\u8f83\u9ad8\u8981\u6c42\u7684\u5e94\u7528\u4e2d\uff0cSPI\u63a5\u53e3\u53ef\u80fd\u662f\u66f4\u597d\u7684\u9009\u62e9\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u786c\u4ef6\u590d\u6742\u5ea6\u65b9\u9762\uff0cUART\u901a\u4fe1\u901a\u5e38\u66f4\u7b80\u5355\uff0c\u56e0\u4e3a\u5b83\u53ea\u9700\u8981\u4e24\u6761\u7ebf(\u53d1\u9001\u548c\u63a5\u6536)\u5c31\u53ef\u4ee5\u5b9e\u73b0\u8bbe\u5907\u95f4\u7684\u901a\u4fe1\u3002\u8fd9\u79cd\u6700\u5c0f\u5316\u7684\u5e03\u7ebf\u51cf\u5c11\u4e86\u7cfb\u7edf\u7684\u590d\u6742\u6027\uff0c\u5e76\u4e14\u53ef\u4ee5\u4f7fUART\u5728\u5404\u79cd\u5e94\u7528\u4e2d\u66f4\u5bb9\u6613\u5b9e\u73b0\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cSPI\u63a5\u53e3\u867d\u7136\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\u548c\u5b89\u5168\u6027\uff0c\u4f46\u5176\u786c\u4ef6\u5b9e\u73b0\u53ef\u80fd\u76f8\u5bf9\u590d\u6742\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5173\u4e8e\u9002\u7528\u573a\u666f\uff0cSPI\u63a5\u53e3\u9002\u7528\u4e8e\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u7684\u573a\u5408\uff0c\u800cUART\u63a5\u53e3\u5219\u8f83\u4e3a\u7b80\u5355\u6613\u7528\uff0c\u9002\u5408\u4e00\u5bf9\u4e00\u8fde\u63a5\u7684\u573a\u666f\u3002\u6b64\u5916\uff0cSPI\u603b\u7ebf\u9002\u5408\u901f\u5ea6\u8981\u6c42\u9ad8\u3001\u8bbe\u5907\u6570\u91cf\u5c11\u7684\u5e94\u7528\uff0c\u800cUART\u603b\u7ebf\u9002\u7528\u4e8e\u957f\u8ddd\u79bb\u901a\u4fe1\u548c\u6ce2\u7279\u7387\u7075\u6d3b\u53d8\u5316\u7684\u5e94\u7528\u3002<\/p>\n\n\n\n<p>\u3000\u3000<strong>SPI\u63a5\u53e3\u5728\u901f\u5ea6\u3001\u6570\u636e\u683c\u5f0f\u590d\u6742\u5ea6\u548c\u5b89\u5168\u6027\u65b9\u9762\u4f18\u4e8eUART\u63a5\u53e3\uff0c\u4f46\u5728\u786c\u4ef6\u590d\u6742\u5ea6\u548c\u7279\u5b9a\u5e94\u7528\u573a\u666f\u4e0b\uff0cUART\u63a5\u53e3\u53ef\u80fd\u66f4\u4e3a\u5408\u9002\u3002<\/strong>\u56e0\u6b64\uff0c\u5728\u9009\u62e9\u4f7f\u7528SPI\u63a5\u53e3\u8fd8\u662fUART\u63a5\u53e3\u65f6\uff0c\u9700\u8981\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u9700\u6c42\u6765\u51b3\u5b9a\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 SPI\u63a5\u53e3\u652f\u6301\u7684\u6700\u5927\u6570\u636e\u4f20\u8f93\u901f\u7387\u662f\u591a\u5c11?<\/h2>\n\n\n\n<p>\u3000\u3000\u56e0\u6b64\uff0cSPI\u63a5\u53e3\u80fd\u591f\u5b9e\u73b0\u7684\u6700\u9ad8\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u5e76\u6ca1\u6709\u4e00\u4e2a\u56fa\u5b9a\u7684\u6570\u503c\uff0c\u800c\u662f\u4f9d\u636e\u5177\u4f53\u7684\u786c\u4ef6\u5b9e\u73b0\u548c\u8bbe\u5907\u89c4\u8303\u800c\u5b9a\u3002\u4f8b\u5982\uff0cArduino Uno\u7b49\u8f83\u65e7\u7684\u578b\u53f7\u7684SPI\u63a5\u53e3\u6700\u5927\u901f\u5ea6\u4e3a4MHz\u52308MHz\uff0c\u800c\u8f83\u65b0\u7684\u578b\u53f7\u5982Arduino Due\u548cZero\u5219\u53ef\u8fbe\u5230\u66f4\u9ad8\u7684\u901f\u5ea6\u3002SPI\u63a5\u53e3\u652f\u6301\u7684\u6700\u5927\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e0d\u662f\u4e00\u4e2a\u56fa\u5b9a\u7684\u503c\uff0c\u800c\u662f\u6839\u636e\u5177\u4f53\u7684\u786c\u4ef6\u914d\u7f6e\u548c\u7cfb\u7edf\u8bbe\u8ba1\u800c\u53d8\u5316\u3002\u8fd9\u610f\u5473\u7740\u5728\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u548c\u786c\u4ef6\u73af\u5883\u4e0b\uff0cSPI\u63a5\u53e3\u80fd\u591f\u8fbe\u5230\u7684\u6700\u5927\u6570\u636e\u4f20\u8f93\u901f\u7387\u53ef\u80fd\u4f1a\u6709\u6240\u4e0d\u540c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 UART\u63a5\u53e3\u7684\u6ce2\u7279\u7387\u8303\u56f4\u662f\u591a\u5c11\uff0c\u4ee5\u53ca\u5982\u4f55\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u9009\u62e9\u5408\u9002\u7684\u6ce2\u7279\u7387?<\/h2>\n\n\n\n<p>\u3000\u3000UART\u63a5\u53e3\u7684\u6ce2\u7279\u7387\u8303\u56f4\u901a\u5e38\u5728110bps\u81f3115200bps\u4e4b\u95f4\uff0c\u5177\u4f53\u8303\u56f4\u53d6\u51b3\u4e8e\u786c\u4ef6\u8bbe\u5907\u7684\u6027\u80fd\u548c\u901a\u4fe1\u9700\u6c42\u3002\u5e38\u89c1\u7684UART\u6ce2\u7279\u7387\u5305\u62ec9600\u300119200\u300138400\u3001115200\u7b49\uff0c\u8fd9\u4e9b\u4e0d\u540c\u7684\u6ce2\u7279\u7387\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u3002\u4f8b\u5982\uff0c\u4f4e\u6ce2\u7279\u7387\u9002\u5408\u8fdc\u8ddd\u79bb\u901a\u4fe1\uff0c\u56e0\u4e3a\u8f83\u4f4e\u7684\u6ce2\u7279\u7387\u53ef\u4ee5\u51cf\u5c11\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u7684\u9519\u8bef\u7387\uff0c\u4ece\u800c\u63d0\u9ad8\u901a\u4fe1\u8d28\u91cf;\u800c\u9ad8\u6ce2\u7279\u7387\u5219\u9002\u5408\u77ed\u8ddd\u79bb\u9ad8\u901f\u901a\u4fe1\uff0c\u56e0\u4e3a\u5b83\u80fd\u591f\u63d0\u4f9b\u66f4\u5feb\u7684\u6570\u636e\u4f20\u8f93\u901f\u5ea6\uff0c\u6ee1\u8db3\u5927\u91cf\u6570\u636e\u4f20\u8f93\u7684\u8981\u6c42\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u9009\u62e9\u5408\u9002\u7684\u6ce2\u7279\u7387\u65f6\uff0c\u9700\u8981\u8003\u8651\u6570\u636e\u4f20\u8f93\u9700\u6c42\u3002\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u53ef\u80fd\u5bf9\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u6709\u4e0d\u540c\u8981\u6c42\u3002\u4f8b\u5982\uff0c\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u6216\u4f20\u611f\u5668\u7f51\u7edc\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u9009\u62e9\u4e00\u4e2a\u65e2\u80fd\u4fdd\u8bc1\u901a\u4fe1\u7a33\u5b9a\u53c8\u80fd\u6ee1\u8db3\u5b9e\u65f6\u6027\u8981\u6c42\u7684\u6ce2\u7279\u7387\u3002\u6b64\u5916\uff0c\u53d1\u9001\u7aef\u548c\u63a5\u6536\u7aef\u7684\u6ce2\u7279\u7387\u5fc5\u987b\u5339\u914d\uff0c\u5426\u5219\u53ef\u80fd\u5bfc\u81f4\u901a\u4fe1\u9519\u8bef\u3002\u56e0\u6b64\uff0c\u5728\u8bbe\u8ba1\u548c\u5b9e\u73b0UART\u901a\u4fe1\u534f\u8bae\u65f6\uff0c\u9009\u62e9\u5408\u9002\u7684\u6ce2\u7279\u7387\u5bf9\u4e8e\u786e\u4fdd\u7a33\u5b9a\u3001\u9ad8\u6548\u7684\u6570\u636e\u901a\u4fe1\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u603b\u7ed3\u6765\u8bf4\uff0c\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u573a\u666f\u9009\u62e9\u5408\u9002\u7684\u6ce2\u7279\u7387\uff0c\u9700\u8981\u7efc\u5408\u8003\u8651\u901a\u4fe1\u8ddd\u79bb\u3001\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u9700\u6c42\u4ee5\u53ca\u786c\u4ef6\u8bbe\u5907\u7684\u6027\u80fd\u7b49\u56e0\u7d20\u3002\u901a\u8fc7\u5408\u7406\u9009\u62e9\u6ce2\u7279\u7387\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u6548\u7387\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 \u5728\u591a\u8bbe\u5907\u901a\u4fe1\u4e2d\uff0cSPI\u63a5\u53e3\u76f8\u6bd4UART\u63a5\u53e3\u6709\u54ea\u4e9b\u4f18\u52bf\u548c\u52a3\u52bf?<\/h2>\n\n\n\n<p>\u3000\u3000\u5728\u591a\u8bbe\u5907\u901a\u4fe1\u4e2d\uff0cSPI\u63a5\u53e3\u76f8\u6bd4UART\u63a5\u53e3\u5177\u6709\u4ee5\u4e0b\u4f18\u52bf\u548c\u52a3\u52bf\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u3000\u4f18\u52bf\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff1aSPI\u63a5\u53e3\u80fd\u591f\u63d0\u4f9b\u8f83\u9ad8\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u7279\u522b\u9002\u7528\u4e8e\u5bf9\u901f\u5ea6\u8981\u6c42\u8f83\u9ad8\u7684\u5e94\u7528\u3002\u7531\u4e8eSPI\u4f7f\u7528\u5168\u53cc\u5de5\u901a\u4fe1\u65b9\u5f0f\uff0c\u6570\u636e\u53ef\u4ee5\u540c\u65f6\u5728\u4e3b\u8bbe\u5907\u548c\u4ece\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\uff0c\u5b9e\u73b0\u66f4\u5feb\u7684\u6570\u636e\u4ea4\u6362\u901f\u5ea6\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u652f\u6301\u5168\u53cc\u5de5\u64cd\u4f5c\uff1a\u8fd9\u610f\u5473\u7740\u6570\u636e\u53ef\u4ee5\u540c\u65f6\u5728\u4e24\u4e2a\u65b9\u5411\u4e0a\u4f20\u8f93\uff0c\u63d0\u9ad8\u4e86\u901a\u4fe1\u6548\u7387\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u4f4e\u6210\u672c\u3001\u4f4e\u529f\u8017\u3001\u53ef\u9760\u6027\u9ad8\u3001\u53ef\u6269\u5c55\u6027\u5f3a\uff1a\u8fd9\u4e9b\u7279\u70b9\u4f7fSPI\u63a5\u53e3\u5728\u79fb\u52a8\u8bbe\u5907\u4e2d\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u590d\u6742\u7684\u7cfb\u7edf\u4e2d\u5f97\u5230\u6709\u6548\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u4e0d\u95f4\u65ad\u5730\u4f20\u8f93\u6570\u636e\uff1aSPI\u63a5\u53e3\u53ef\u4ee5\u8fde\u7eed\u6d41\u53d1\u9001\u6216\u63a5\u6536\u4efb\u610f\u6570\u91cf\u7684\u6bd4\u7279\uff0c\u800c\u4f7f\u7528I2C\u548cUART\u65f6\uff0c\u6570\u636e\u4ee5\u6570\u636e\u5305\u5f62\u5f0f\u53d1\u9001\uff0c\u9650\u5236\u4e3a\u7279\u5b9a\u7684\u4f4d\u6570\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u3000\u52a3\u52bf\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000\u9700\u8981\u5360\u7528\u4e3b\u673a\u8f83\u591a\u7684\u53e3\u7ebf\uff1a\u6bcf\u4e2a\u4ece\u673a\u90fd\u9700\u8981\u4e00\u6839\u7247\u9009\u7ebf\uff0c\u8fd9\u53ef\u80fd\u4f1a\u9650\u5236\u5176\u5728\u67d0\u4e9b\u8bbe\u8ba1\u4e2d\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7528\u6027\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u53ea\u652f\u6301\u5355\u4e2a\u4e3b\u673a\uff1a\u8fd9\u610f\u5473\u7740\u5728\u4e00\u4e2aSPI\u603b\u7ebf\u4e0a\u53ea\u80fd\u6709\u4e00\u4e2a\u4e3b\u8bbe\u5907\u63a7\u5236\u901a\u4fe1\uff0c\u8fd9\u53ef\u80fd\u5728\u9700\u8981\u591a\u4e2a\u4e3b\u8bbe\u5907\u8fdb\u884c\u901a\u4fe1\u7684\u5e94\u7528\u573a\u666f\u4e2d\u6210\u4e3a\u4e00\u4e2a\u9650\u5236\u56e0\u7d20\u3002<\/li>\n\n\n\n<li>\u3000\u3000\u6ca1\u6709\u6307\u5b9a\u7684\u6d41\u63a7\u5236\u548c\u5e94\u7b54\u673a\u5236\u786e\u8ba4\u662f\u5426\u63a5\u6536\u5230\u6570\u636e\uff1a\u8fd9\u53ef\u80fd\u5bfc\u81f4\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u96be\u4ee5\u786e\u4fdd\u6570\u636e\u7684\u51c6\u786e\u6027\u548c\u5b8c\u6574\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000SPI\u63a5\u53e3\u5728\u591a\u8bbe\u5907\u901a\u4fe1\u4e2d\u76f8\u6bd4UART\u63a5\u53e3\uff0c\u5728\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u3001\u5168\u53cc\u5de5\u64cd\u4f5c\u3001\u6210\u672c\u6548\u76ca\u3001\u53ef\u9760\u6027\u4ee5\u53ca\u53ef\u6269\u5c55\u6027\u65b9\u9762\u5177\u6709\u660e\u663e\u4f18\u52bf\uff0c\u4f46\u5728\u786c\u4ef6\u8d44\u6e90\u5360\u7528\u3001\u4e3b\u673a\u6570\u91cf\u9650\u5236\u4ee5\u53ca\u7f3a\u4e4f\u6d41\u63a7\u5236\u548c\u5e94\u7b54\u673a\u5236\u65b9\u9762\u5b58\u5728\u52a3\u52bf\u3002<\/p>\n\n\n\n<h2 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