{"id":77608,"date":"2024-01-12T02:15:33","date_gmt":"2024-01-11T18:15:33","guid":{"rendered":"\/\/www.viralrail.com\/?p=77608"},"modified":"2024-01-12T02:15:33","modified_gmt":"2024-01-11T18:15:33","slug":"sjkssm","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/77608.html","title":{"rendered":"SPI\u63a5\u53e3\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"
SPI\u63a5\u53e3\u662f\u4e00\u79cd\u4e32\u884c\u5916\u8bbe\u63a5\u53e3\u6807\u51c6\uff0c\u7528\u4e8e\u5728\u5fae\u63a7\u5236\u5668\u548c\u5916\u90e8\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u901a\u4fe1\u3002\u5b83\u5177\u6709\u9ad8\u901f\u4f20\u8f93\u548c\u7075\u6d3b\u8fde\u63a5\u7684\u7279\u70b9\uff0c\u88ab\u5e7f\u6cdb\u8fd0\u7528\u5728\u5404\u79cd\u5d4c\u5165\u5f0f\u7cfb\u7edf\u548c\u5916\u56f4\u8bbe\u5907\u4e2d\u3002<\/p>\n
SPI\uff08Serial Peripheral Interface\uff09\u63a5\u53e3\u662f\u4e00\u79cd\u540c\u6b65\u4e32\u884c\u6570\u636e\u4f20\u8f93\u534f\u8bae\uff0c\u901a\u8fc7\u56db\u6839\u7ebf\uff08\u65f6\u949f\u7ebf\u3001\u4e3b\u8bbe\u5907\u8f93\u51fa\u3001\u4ece\u8bbe\u5907\u8f93\u5165\u3001\u4ece\u8bbe\u5907\u8f93\u51fa\uff09\u5b9e\u73b0\u5168\u53cc\u5de5\u901a\u4fe1\u3002\u5728\u901a\u8baf\u8fc7\u7a0b\u4e2d\uff0c\u4e3b\u8bbe\u5907\u901a\u8fc7\u65f6\u949f\u4fe1\u53f7\u63a7\u5236\u6570\u636e\u4f20\u8f93\uff0c\u4ece\u8bbe\u5907\u6839\u636e\u65f6\u949f\u4fe1\u53f7\u63a5\u6536\u548c\u53d1\u9001\u6570\u636e\uff0c\u5b9e\u73b0\u5feb\u901f\u800c\u53ef\u9760\u7684\u6570\u636e\u4ea4\u6362\u3002<\/p>\n
\u65f6\u5e8f\u662fSPI\u63a5\u53e3\u4f20\u8f93\u7684\u57fa\u7840\uff0c\u4e3b\u8bbe\u5907\u4ea7\u751f\u65f6\u949f\u4fe1\u53f7\uff0c\u63a7\u5236\u6570\u636e\u7684\u4f20\u8f93\u901f\u7387\uff0c\u800c\u4ece\u8bbe\u5907\u5219\u6839\u636e\u65f6\u949f\u4fe1\u53f7\u5904\u7406\u6570\u636e\uff0c\u786e\u4fdd\u901a\u4fe1\u7684\u540c\u6b65\u6027\u3002<\/p>\n
SPI\u5728\u6570\u636e\u4f20\u8f93\u65f6\u91c7\u7528\u5168\u53cc\u5de5\u6a21\u5f0f\uff0c\u5373\u4e3b\u8bbe\u5907\u53ef\u4ee5\u540c\u65f6\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\uff0c\u662f\u4e00\u79cd\u975e\u5e38\u6709\u6548\u7684\u6570\u636e\u4ea4\u6362\u65b9\u5f0f\u3002\u8fd9\u79cd\u65b9\u5f0f\u5141\u8bb8\u8bbe\u5907\u4e4b\u95f4\u8fdb\u884c\u9ad8\u901f\u6570\u636e\u4f20\u8f93\uff0c\u5e76\u4e14\u7075\u6d3b\u6027\u5f88\u9ad8\uff0c\u9002\u7528\u4e8e\u5404\u79cd\u5916\u8bbe\u548c\u5fae\u63a7\u5236\u5668\u8fde\u63a5\u3002<\/p>\n
SPI\u63a5\u53e3\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u9886\u57df\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\uff1a<\/p>\n
\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\uff0cSPI\u63a5\u53e3\u7528\u4e8e\u8fde\u63a5\u5404\u79cd\u5916\u90e8\u8bbe\u5907\uff0c\u5982NAND\u95ea\u5b58\u5b58\u50a8\u5668\u3001\u5b9e\u65f6\u65f6\u949f\u82af\u7247\u3001\u6269\u5c55IO\u6a21\u5757\u7b49\u3002SPI\u63a5\u53e3\u5177\u6709\u9ad8\u901f\u4f20\u8f93\u548c\u7075\u6d3b\u8fde\u63a5\u6027\uff0c\u975e\u5e38\u9002\u5408\u4e8e\u5d4c\u5165\u5f0f\u7cfb\u7edf\u7684\u5916\u8bbe\u901a\u4fe1\u9700\u6c42\u3002<\/p>\n
\u5728\u901a\u4fe1\u8bbe\u5907\u4e2d\uff0cSPI\u63a5\u53e3\u7528\u4e8e\u8fde\u63a5\u5404\u79cd\u5916\u90e8\u6a21\u5757\uff0c\u5982\u65e0\u7ebf\u5c04\u9891\u6a21\u5757<\/a>\u3001\u4ee5\u592a\u7f51<\/a>\u63a7\u5236\u5668\u3001\u58f0\u97f3\u7f16\u89e3\u7801\u5668\u7b49\u3002SPI\u63a5\u53e3\u80fd\u591f\u6ee1\u8db3\u901a\u4fe1\u8bbe\u5907\u5bf9\u4e8e\u9ad8\u901f\u3001\u53ef\u9760\u901a\u4fe1\u7684\u8981\u6c42\u3002<\/p>\n\u603b\u7ed3<\/h2>\n