{"id":4327,"date":"2024-04-02T00:43:47","date_gmt":"2024-04-01T16:43:47","guid":{"rendered":"http:\/\/www.ccwifi.cc\/blogs\/?p=4327"},"modified":"2024-04-02T00:43:47","modified_gmt":"2024-04-01T16:43:47","slug":"%e6%8f%a1%e6%89%8b%e5%8c%85%e6%9c%89%e4%bb%80%e4%b9%88%e7%94%a8usb%e7%9a%84%e4%bc%a0%e8%be%93%e7%bc%96%e7%a0%81%e6%95%b0%e6%8d%ae2709","status":"publish","type":"post","link":"https:\/\/www.ccwifi.cc\/blogs\/2024\/04\/02\/%e6%8f%a1%e6%89%8b%e5%8c%85%e6%9c%89%e4%bb%80%e4%b9%88%e7%94%a8usb%e7%9a%84%e4%bc%a0%e8%be%93%e7%bc%96%e7%a0%81%e6%95%b0%e6%8d%ae2709\/","title":{"rendered":"\u63e1\u624b\u5305\u6709\u4ec0\u4e48\u7528 USB\u7684\u4f20\u8f93\uff0c\u7f16\u7801\uff0c\u6570\u636e\u683c\u5f0f\uff0c\u638c\u63e1usb\u7684\u5fc5\u5907\u77e5\u8bc6"},"content":{"rendered":"<div>\n<p>\u5728\u7ebfwifi\u8dd1\u5305 \u91d1\u521a\u5305\u8dd1\u5305 cap\u8dd1\u5305 hccapx ewsa\u5728\u7ebf \u5c31\u6765 <strong><a href=\"https:\/\/ccwifi.cc\" target=\"_blank\" rel=\"noopener\">\u63e1\u624b\u5305\u8dd1\u5305<\/a><\/strong><\/p>\n<p>\u5404\u4f4d\u597d \u53c8\u89c1\u9762\u4e86 \u6211\u662f\u66f9\u64cd \u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u4e00\u7bc7\u65b0\u7684\u6559\u7a0b<\/p>\n<p>\u5e0c\u671b\u5404\u4f4d\u7ec6\u5fc3\u5b66\u4e60 \u4f4e\u8c03\u7528\u7f51<\/p>\n<\/div>\n<p><img decoding=\"async\" src=\"http:\/\/www.ccwifi.cc\/blogs\/wp-content\/uploads\/2024\/04\/1711989824160_0.jpg\" 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\/>\n 1\uff09\u8bbe\u5907\u7aef\u70b9\u6b63\u5e38\uff0c\u8bbe\u5907\u5411\u4e3b\u673a\u53d1\u9001\u6570\u636e\u5305\uff08DATA0\u548cDATA1\u4ea4\u66ff\uff09\u3002<br \/>\n 2\uff09\u8bbe\u5907\u5fd9\u788c\uff0c\u65e0\u6cd5\u5411\u4e3b\u673a\u53d1\u9001\u6570\u636e\u5305\uff0c\u53d1\u9001NAK\u65e0\u6548\u5305\uff0cIN\u4e8b\u52a1\u63a8\u8fdf\u5230\u4e0b\u4e00\u4e2aIN\u4e8b\u52a1\u3002<br \/>\n 3\uff09\u8bbe\u5907\u7aef\u70b9\u88ab\u7981\u6b62\uff0c\u53d1\u9001STALL\u9519\u8bef\u5305\uff0c\u4e8b\u52a1\u63d0\u524d\u7ed3\u675f\uff0c\u603b\u7ebf\u8fdb\u5165\u7a7a\u95f2\u72b6\u6001\u3002<\/li>\n<li>\u63e1\u624b\u5305\u9636\u6bb5\uff1a\u4e3b\u673a\u6b63\u786e\u63a5\u6536\u6570\u636e\u540e\uff0c\u5411\u8bbe\u5907\u53d1\u9001ACK\u5305\u3002<\/li>\n<\/ul>\n<ol>\n<li>OUT\u4e8b\u52a1\uff1a<\/li>\n<\/ol>\n<ul>\n<li>\u4ee4\u724c\u5305\u9636\u6bb5\uff1a\u4e3b\u673a\u5411\u8bbe\u5907\u53d1\u9001PID\u4e3aOUT\u7684\u8f93\u51fa\u5305\uff0c\u901a\u77e5\u8bbe\u5907\u63a5\u6536\u6570\u636e\u3002<\/li>\n<li>\u6570\u636e\u5305\u9636\u6bb5\uff1a\u4e3b\u673a\u5411\u8bbe\u5907\u53d1\u9001\u6570\u636e\uff0cDATA0\u548cDATA1\u4ea4\u66ff\u3002<\/li>\n<li>\u63e1\u624b\u5305\u9636\u6bb5\uff1a\u8bbe\u5907\u6839\u636e\u60c5\u51b5\u4f5c\u51fa\u4e09\u79cd\u53cd\u5e94\uff1a<br \/>\n 1\uff09\u8bbe\u5907\u7aef\u70b9\u63a5\u6536\u6b63\u786e\uff0c\u53d1\u9001ACK\u5305\uff0c\u901a\u77e5\u4e3b\u673a\u53ef\u4ee5\u53d1\u9001\u65b0\u7684\u6570\u636e\u3002\u5982\u679c\u6570\u636e\u5305\u7684CRC\u6821\u9a8c\u9519\u8bef\uff0c\u4e0d\u8fd4\u56de\u4efb\u4f55\u63e1\u624b\u4fe1\u606f\u3002<br \/>\n 2\uff09\u8bbe\u5907\u5fd9\u788c\uff0c\u65e0\u6cd5\u63a5\u6536\u6570\u636e\u5305\uff0c\u53d1\u9001NAK\u65e0\u6548\u5305\uff0c\u901a\u77e5\u4e3b\u673a\u518d\u6b21\u53d1\u9001\u6570\u636e\u3002<br \/>\n 3\uff09\u8bbe\u5907\u7aef\u70b9\u88ab\u7981\u6b62\uff0c\u53d1\u9001STALL\u9519\u8bef\u5305\uff0c\u4e8b\u52a1\u63d0\u524d\u7ed3\u675f\uff0c\u603b\u7ebf\u8fdb\u5165\u7a7a\u95f2\u72b6\u6001\u3002<\/li>\n<\/ul>\n<ol>\n<li>SETUP\u4e8b\u52a1\uff1a<\/li>\n<\/ol>\n<ul>\n<li>\u4ee4\u724c\u5305\u9636\u6bb5\uff1a\u4e3b\u673a\u5411\u8bbe\u5907\u53d1\u9001PID\u4e3aSETUP\u7684\u8f93\u51fa\u5305\uff0c\u901a\u77e5\u8bbe\u5907\u63a5\u6536\u6570\u636e\u3002<\/li>\n<li>\u6570\u636e\u5305\u9636\u6bb5\uff1a\u4e3b\u673a\u5411\u8bbe\u5907\u53d1\u90018\u5b57\u8282\u7684DATA0\u5305\uff0c\u5185\u5bb9\u4e3a\u6807\u51c6\u7684USB\u8bbe\u5907\u8bf7\u6c42\u547d\u4ee4\uff08\u5171\u670911\u6761\uff09\u3002<\/li>\n<li>\u63e1\u624b\u5305\u9636\u6bb5\uff1a\u8bbe\u5907\u63a5\u6536\u4e3b\u673a\u7684\u547d\u4ee4\u4fe1\u606f\u540e\uff0c\u8fd4\u56deACK\uff0c\u603b\u7ebf\u8fdb\u5165\u7a7a\u95f2\u72b6\u6001\uff0c\u5e76\u51c6\u5907\u4e0b\u4e00\u4e2a\u4f20\u8f93\uff08\u901a\u5e38\u662f\u7531IN\u6216OUT\u4e8b\u52a1\u6784\u6210\u7684\u4f20\u8f93\uff09\u3002<\/li>\n<\/ul>\n<p>\uff08\u56db\uff09\u4f20\u8f93\uff1a\u4f20\u8f93\u7531OUT\u3001IN\u3001SETUP\u4e8b\u52a1\u6784\u6210\uff0c\u6709\u56db\u79cd\u7c7b\u578b\uff1a\u4e2d\u65ad\u4f20\u8f93\u3001\u6279\u91cf\u4f20\u8f93\u3001\u540c\u6b65\u4f20\u8f93\u548c\u63a7\u5236\u4f20\u8f93\u3002<\/p>\n<ol>\n<li>\u4e2d\u65ad\u4f20\u8f93\uff1a\u7531OUT\u4e8b\u52a1\u548cIN\u4e8b\u52a1\u6784\u6210\uff0c\u7528\u4e8e\u952e\u76d8\u3001\u9f20\u6807\u7b49HID\u8bbe\u5907\u7684\u6570\u636e\u4f20\u8f93\u3002<\/li>\n<li>\u6279\u91cf\u4f20\u8f93\uff1a\u7531OUT\u4e8b\u52a1\u548cIN\u4e8b\u52a1\u6784\u6210\uff0c\u7528\u4e8e\u5927\u5bb9\u91cf\u6570\u636e\u4f20\u8f93\uff0c\u6ca1\u6709\u56fa\u5b9a\u7684\u4f20\u8f93\u901f\u7387\uff0c\u4e0d\u5360\u7528\u5e26\u5bbd\u3002\u5f53\u603b\u7ebf\u7e41\u5fd9\u65f6\uff0cUSB\u4f1a\u4f18\u5148\u8fdb\u884c\u5176\u4ed6\u7c7b\u578b\u7684\u6570\u636e\u4f20\u8f93\uff0c\u6682\u505c\u6279\u91cf\u4f20\u8f93\uff0c\u4f8b\u5982U\u76d8\u3002<\/li>\n<li>\u540c\u6b65\u4f20\u8f93\uff1a\u7531OUT\u4e8b\u52a1\u548cIN\u4e8b\u52a1\u6784\u6210\uff0c\u5177\u6709\u6700\u7b80\u5355\u7684\u7ed3\u6784\u3002\u5728\u540c\u6b65\u4f20\u8f93\u4e2d\uff0cIN\u548cOUT\u4e8b\u52a1\u6ca1\u6709\u8fd4\u56de\u5305\u9636\u6bb5\u3002\u6240\u6709\u6570\u636e\u5305\u90fd\u662fDATA0\u3002\u4f8b\u5982\u89c6\u9891\u97f3\u9891\u4f20\u8f93\u3002<\/li>\n<li>\u63a7\u5236\u4f20\u8f93\uff1a\u6700\u91cd\u8981\u4e14\u6700\u590d\u6742\u7684\u4f20\u8f93\u7c7b\u578b\u3002\u63a7\u5236\u4f20\u8f93\u7531\u4e09\u4e2a\u9636\u6bb5\u6784\u6210\uff08\u521d\u59cb\u8bbe\u7f6e\u9636\u6bb5\u3001\u53ef\u9009\u6570\u636e\u9636\u6bb5\u3001\u72b6\u6001\u4fe1\u606f\u6b65\u9aa4\uff09\u3002\u6bcf\u4e2a\u9636\u6bb5\u53ef\u4ee5\u770b\u4f5c\u4e00\u4e2a\u4f20\u8f93\u3002\u63a7\u5236\u4f20\u8f93\u7528\u4e8eUSB\u8bbe\u5907\u521d\u6b21\u8fde\u63a5\u5230\u4e3b\u673a\u540e\uff0c\u4e3b\u673a\u901a\u8fc7\u63a7\u5236\u4f20\u8f93\u4ea4\u6362\u4fe1\u606f\uff0c\u5305\u62ec\u8bbe\u5907\u5730\u5740\u3001\u8bfb\u53d6\u8bbe\u5907\u63cf\u8ff0\u7b26\u7b49\uff0c\u4ee5\u4fbf\u4e3b\u673a\u8bc6\u522b\u8bbe\u5907\u5e76\u5b89\u88c5\u76f8\u5e94\u7684\u9a71\u52a8\u7a0b\u5e8f\u3002\u63a7\u5236\u4f20\u8f93\u753111\u4e2a\u6807\u51c6USB\u8bbe\u5907\u8bf7\u6c42\u547d\u4ee4\u7ec4\u6210\uff0c\u8fd9\u4e9b\u547d\u4ee4\u662f\u63a7\u5236\u4f20\u8f93\u7684\u6838\u5fc3\u3002<\/li>\n<\/ol>\n<p>\u95ee\u9898\u4e94\uff1aUSB\u6807\u8bc6\u7801\u6709\u54ea\u4e9b\uff1f<\/p>\n<p>\u7b54\u6848\u4e94\uff1aUSB\u6807\u8bc6\u7801\u7531\u56db\u4f4d\u6570\u636e\u7ec4\u6210\uff0c\u5171\u670916\u79cd\u6807\u8bc6\u7801\u3002\u5728USB1.1\u89c4\u8303\u4e2d\uff0c\u4f7f\u7528\u4e8610\u79cd\u6807\u8bc6\u7801\u3002USB2.0\u4f7f\u7528\u4e8616\u79cd\u6807\u8bc6\u7801\u3002\u6807\u8bc6\u7801\u7528\u4e8e\u8868\u793a\u5305\u7684\u5c5e\u6027\uff0c\u4e0e\u5305\u76f8\u5173\u8054\u3002\u4ee5\u4e0b\u662f\u5341\u516d\u79cd\u6807\u8bc6\u7801\uff1a<\/p>\n<ul>\n<li>\u4ee4\u724c\u5305\uff1a0x01\uff08\u8f93\u51faOUT\uff09\u30010x09\uff08\u8f93\u5165IN\uff09\u30010x05\uff08\u5e27\u8d77\u59cbSOF\uff09\u3002<\/li>\n<li>\u6570\u636e\u5305\uff1a0x03\uff08\u5076\u6570\u636e\u5305DATA0\uff09\u30010x0B\uff08\u5947\u6570\u636e\u5305DATA1\uff09\u3002<\/li>\n<li>\u63e1\u624b\u5305\uff1a0x02\uff08\u786e\u8ba4\u63a5\u6536\u5230\u65e0\u8bef\u7684\u6570\u636e\u5305ACK\uff09\u30010x0A\uff08\u65e0\u6548\uff0c\u63a5\u6536\u7aef\u5fd9NAK\uff09\u30010x0E\uff08\u9519\u8bef\uff0c\u7aef\u70b9\u88ab\u7981\u6b62\u6216\u4e0d\u652f\u6301\u63a7\u5236\u4f20\u8f93STALL\uff09\u3002<\/li>\n<li>\u7279\u6b8a\u5305\uff1a0x0C\uff08\u524d\u5bfc\uff0c\u7528\u4e8e\u542f\u52a8\u4f4e\u901f\u8bbe\u5907\u7684\u6570\u636e\u4f20\u8f93\uff09\u3002<\/li>\n<\/ul>\n<p>\u95ee\u9898\u516d\uff1aUSB\u4e3b\u673a\u5982\u4f55\u8bc6\u522bUSB\u8bbe\u5907\uff1f<\/p>\n<p>\u7b54\u6848\u516d\uff1a\u5f53USB\u8bbe\u5907\u63d2\u5165\u4e3b\u673a\u65f6\uff0c\u4e3b\u673a\u901a\u8fc7\u4e00\u7cfb\u5217\u52a8\u4f5c\u5bf9\u8bbe\u5907\u8fdb\u884c\u679a\u4e3e\u548c\u914d\u7f6e\u3002\u8fd9\u4e9b\u52a8\u4f5c\u5305\u62ec\uff1a<\/p>\n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