{"id":77595,"date":"2024-01-13T02:18:10","date_gmt":"2024-01-12T18:18:10","guid":{"rendered":"\/\/www.viralrail.com\/?p=77595"},"modified":"2024-01-13T02:18:10","modified_gmt":"2024-01-12T18:18:10","slug":"stxsljs","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/77595.html","title":{"rendered":"SPI\u901a\u4fe1\u901f\u7387\u8ba1\u7b97"},"content":{"rendered":"
\u672c\u6587\u5c06\u4e3a\u60a8\u4ecb\u7ecdSPI\u901a\u4fe1\u901f\u7387\u8ba1\u7b97\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528SPI\u901a\u4fe1\u6280\u672f\u3002<\/p>\n
SPI\uff08Serial Peripheral Interface\uff09\u662f\u4e00\u79cd\u540c\u6b65\u4e32\u884c\u6570\u636e\u901a\u4fe1\u534f\u8bae\uff0c\u901a\u5e38\u7528\u4e8e\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u8fde\u63a5\u5fae\u63a7\u5236\u5668\u4e0e\u5916\u56f4\u8bbe\u5907\uff0c\u5982\u4f20\u611f\u5668\u3001\u5b58\u50a8\u5668\u3001\u663e\u793a\u5c4f\u7b49\u3002SPI\u5305\u62ec\u56db\u6839\u4fe1\u53f7\u7ebf\uff1a\u65f6\u949f\u7ebf\uff08SCLK\uff09\u3001\u8f93\u5165\u7ebf\uff08MISO\uff09\u3001\u8f93\u51fa\u7ebf\uff08MOSI\uff09\u548c\u7247\u9009\u7ebf\uff08SS\uff09\u3002<\/p>\n
SPI\u901a\u4fe1\u901f\u7387\u5373\u6570\u636e\u4f20\u8f93\u7684\u901f\u5ea6\uff0c\u901a\u5e38\u7528\u9891\u7387\u6765\u8868\u793a\uff0c\u5355\u4f4d\u4e3aHz\u3002SPI\u901a\u4fe1\u901f\u7387\u7684\u8ba1\u7b97\u6d89\u53ca\u5230\u65f6\u949f\u9891\u7387\u548c\u5206\u9891\u6bd4\u3002\u65f6\u949f\u9891\u7387\u662f\u7531\u4e3b\u8bbe\u5907\uff08\u901a\u5e38\u662f\u5fae\u63a7\u5236\u5668\uff09\u63d0\u4f9b\u7684\uff0c\u5206\u9891\u6bd4\u51b3\u5b9a\u4e86\u5b9e\u9645\u7684\u901a\u4fe1\u901f\u7387\u3002<\/p>\n
\u65f6\u949f\u9891\u7387\u662fSPI\u901a\u4fe1\u4e2d\u7684\u57fa\u51c6\u9891\u7387\uff0c\u5176\u503c\u7531\u4e3b\u8bbe\u5907\u786e\u5b9a\u3002\u5206\u9891\u6bd4\u662f\u4e3b\u8bbe\u5907\u4e0e\u4ece\u8bbe\u5907\u4e4b\u95f4\u534f\u5546\u786e\u5b9a\u7684\uff0c\u7528\u6765\u8c03\u6574\u5b9e\u9645\u7684\u901a\u4fe1\u901f\u7387\u3002\u901a\u5e38\uff0c\u5206\u9891\u6bd4\u53ef\u4ee5\u662f2\u7684\u5e42\u7684\u503c\uff0c\u59822, 4, 8\u7b49\u3002<\/p>\n
\u5b9e\u9645\u7684SPI\u901a\u4fe1\u901f\u7387\u8ba1\u7b97\u516c\u5f0f\u5982\u4e0b\uff1a<\/p>\n
\u5b9e\u9645\u901f\u7387 = \u65f6\u949f\u9891\u7387 \/ \u5206\u9891\u6bd4<\/strong><\/p>\n \u901a\u8fc7\u8fd9\u4e2a\u8ba1\u7b97\u516c\u5f0f\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u7684\u65f6\u949f\u9891\u7387\u548c\u5206\u9891\u6bd4\u6765\u786e\u5b9aSPI\u901a\u4fe1\u7684\u5b9e\u9645\u901f\u7387\uff0c\u4ece\u800c\u4fdd\u8bc1\u901a\u4fe1\u7684\u51c6\u786e\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\nSPI\u901a\u4fe1\u901f\u7387\u7684\u5e94\u7528<\/h2>\n