{"id":2280,"date":"2019-03-26T02:40:21","date_gmt":"2019-03-26T02:40:21","guid":{"rendered":""},"modified":"2019-03-26T10:40:50","modified_gmt":"2019-03-26T02:40:50","slug":"usb%e6%8e%a5%e5%8f%a3%e7%9a%84%e9%80%9a%e8%ae%af%e5%8e%9f%e7%90%86%e5%92%8c%e6%95%85%e9%9a%9c%e8%a7%a3%e5%86%b3","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=2280","title":{"rendered":"USB\u63a5\u53e3\u7684\u901a\u8baf\u539f\u7406\u548c\u6545\u969c\u89e3\u51b3"},"content":{"rendered":"
\n\tUSB<\/u>\u63a5\u53e3\u7684\u901a\u8baf\u539f\u7406\uff1a<\/p>\n
\n\t1\u3001USB\u8bbe\u5907\u7684\u63a5\u5165<\/p>\n
\n\tUSB\u63a5\u53e3\u4e2d\u7684\uff0b5V\u7535\u6e90\u4e0d\u4f46\u53ef\u4ee5\u4e3a\u5916\u63a5\u8bbe\u7f6e\u63d0\u4f9b\u5c0f\u7535\u6d41<\/u>\u4f9b\u5e94\uff0c\u5e76\u4e14\u8fd8\u8d77\u7740\u68c0\u6d4b\u529f\u80fd\u3002\u5f53USB\u8bbe\u7f6e\u63d2\u5165USB\u63a5\u53e3\u540e\uff0c\u4e3b\u673a\u7684\uff0b5V\u7535\u6e90\u5c31\u4f1a\u901a\u8fc7USB\u8fb9\u7ebf\u4e0eUSB\u8bbe\u5907\u76f8\u901a\u3002USB\u5916\u8bbe\u7684\u63a7\u5236\u82af\u7247\u4f1a\u901a\u8fc7\u4e24\u53ea10K\u7684\u7535\u963b<\/u>\u6765\u68c0\u67e5USB\u8bbe\u5907\u662f\u5426\u63a5\u5165\u4e86\u4e3b\u673a\u7684USB\u7aef\u53e3\u3002\u5982\u679c\u8fd9\u4e24\u4e2a\u5f15\u811a\u4e00\u4e2a\u4e3a\u9ad8\u7535\u5e73\uff0c\u4e00\u4e2a\u4e3a\u4f4e\u7535\u5e73\u65f6\u5c31\u8868\u793aUSB\u5916\u8bbe\u5df2\u7ecf\u6b63\u5e38\u786e\u8fde\u5165USB\u63a5\u53e3\uff0c\u8fd9\u65f6\u5916\u8bbe\u7684\u63a7\u5236\u82af\u7247\u5f00\u59cb\u5de5\u4f5c\uff0c\u5e76\u901a\u8fc7DATA\uff0b\uff0cDATA\uff0d\u5411\u5916\u9001\u51fa\u6570\u636e\u3002\u8fd9\u65f6\u4e3b\u673a\u63a5\u6536\u6570\u636e\u540e\uff0c\u5c31\u4f1a\u63d0\u793a\u53d1\u73b0\u65b0\u786c\u4ef6\uff0c\u5e76\u5f00\u59cb\u5b89\u88c5\u65b0\u786c\u4ef6\u9a71\u52a8\u3002<\/p>\n
\n\t<\/p>\n
\n\t2\u3001USB\u8bbe\u5907\u7684\u8bc6\u522b<\/p>\n
\n\t\u5728USB\u5916\u8bbe\u5411\u5916\u9001\u51fa\u6570\u636e\u65f6\uff0c\u5176\u4e2d\u5c31\u5305\u62ec\u8bbe\u5907\u81ea\u8eab\u7684\u8bbe\u5907\u540d\u53ca\u578b\u53f7\u7b49\u76f8\u5173\u53c2\u6570\uff0c\u4e3b\u673a\u5c31\u662f\u6839\u636e\u8fd9\u4e9b\u4fe1\u606f\u5728\u663e\u793a\u5668\u4e0a\u663e\u793a\u51fa\u6240\u53d1\u73b0\u7684\u65b0\u786c\u4ef6\u7684\u540d\u79f0\u578b\u53f7\u7684\u3002<\/p>\n
\n\t\u591a\u8bf4\u4e00\u70b9\uff1a\u5982\u679c\u73b0\u5728\u95ea\u5b58\u7684\u4ef7\u683c\u964d\u5f97\u66f4\u4f4e\u65f6\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u628a\u626b\u63cf\u4eea\uff0c\u6253\u5370\u673a\uff0c\u6570\u7801\u76f8\u673a\u7684\u9a71\u52a8\u7a0b\u5e8f\u5b58\u5728\u8bbe\u5907\u5185\u90e8\u3002\u5f53\u4e3b\u673a\u9700\u8981\u9a71\u52a8\u7a0b\u5e8f\u65f6\uff0c\u76f4\u63a5\u4ece\u8bbe\u5907\u5185\u90e8\u8bfb\u53d6\u5c31\u53ef\u4ee5\u4e86\uff0c\u4e5f\u5c31\u4e0d\u518d\u9700\u8981\u9a71\u52a8\u5149\u76d8\u548c\u5b89\u88c5\u9a71\u52a8\u7b49\u7e41\u7410\u624b\u7eed\u4e86\u3002<\/p>\n
\n\t\u4e3b\u677f\u7684USB\u63a5\u53e3\u7684\u4f9b\u7535\u65b9\u6cd5\uff1a<\/p>\n
\n\t\u81ea\u4ecePENTI<\/u>UM586\u4e3b\u673a\u4e0a\u5e02\u540e\uff0c\u5728\u4e3b\u677f\u4e0a\u5df2\u7ecf\u96c6\u6210\u4e86USB1.0\u6807\u51c6\u7684\u63a5\u53e3\uff0c\u5230\u76ee\u524d\u5e02\u573a\u4e0a\u666e\u904d\u5b58\u5728\u7684USB2.0\u63a5\u53e3\uff0c\u4f46\u662f\u5176\u4f9b\u7535\u65b9\u6cd5\u4e5f\u4e0d\u8fc7\u4e0b\u9762\u4e09\u79cd\u65b9\u6cd5\u3002<\/p>\n
\n\t1\u3001\u4e3b+5V\u7535\u6e90\u76f4\u63a5\u4f9b\u7535<\/p>\n
\n\t\u5927\u90e8\u5206\u4e3b\u677f\uff08\u5982\u7cbe\u82f1\u7684P6SEP\uff0dME\uff0c\u5fae\u661f\u7684MS\uff0d6368\uff09\u90fd\u4f7f\u7528\u4e3b\u7535\u6e90\u7684\uff0b5V\u7535\u6e90\u4f9b\u7535\uff0c\u5e76\u4e14\u5728\u952e\u76d8\u63a5\u53e3\u9644\u8fd1\u6709\u8df3\u7ebf\u53ef\u4ee5\u8fdb\u884c\u9009\u62e9\uff0c\u6765\u6539\u53d8USB\u63a5\u53e3\u7684\u4f9b\u7535\u65b9\u5f0f\u4e3a\u526f\u7535\u6e90\u7684\uff0b5VSB\u4f9b\u7535\uff0c\u7528\u4ee5\u652f\u6301\u4e3b\u677f\u7684\u8fdc\u7a0b\u5524\u9192\uff0c\u7f51\u7edc\u5f00\u673a\uff0c\u952e\u76d8\u9f20\u6807\u5f00\u673a\u529f\u80fd\u7684\u5b9e\u73b0\u3002\u5f53\u4f7f\u7528\u4e3b\u7535\u6e90\u65f6\uff0c\u56e0\u4e3a\u4e3b\u7535\u6e90\u5728\u5173\u673a\u540e\u505c\u6b62\u5de5\u4f5c\uff0c\u7531\u4e3b\u7535\u6e90\u63d0\u4f9b\u7684\u6240\u6709\u7535\u538b\u8f93\u51fa\u90fd\u5c06\u505c\u6b62\uff0c\u6240\u4ee5\u65e0\u6cd5\u4e3a\u4e3b\u677f\u63d0\u4f9b\u4e0a\u8ff0\u7684\u5f00\u673a\u529f\u80fd\uff0c\u56e0\u6b64\u5982\u679c\u6211\u4eec\u5728\u67e5\u770b\u4e3b\u677f\u624b\u518c\u65f6\u53d1\u73b0\u6709\u8fdc\u7a0b\u5524\u9192\u6216\u7f51\u7edc\u5f00\u673a\uff0c\u4f46\u5b9e\u9645\u65e0\u6cd5\u5b9e\u73b0\u65f6\uff0c\u6700\u597d\u67e5\u4e00\u4e0b\u4e3b\u677f\u4e0a\u6709\u8df3\u7ebf\u662f\u5426\u8bbe\u7f6e\u6b63\u786e\u3002<\/p>\n
\n\t\u90e8\u5206\u4e3b\u677f\u5ba3\u79f0\u7684\u5173\u673a\u64ad\u653eCD\u529f\u80fd\uff0c\u4e5f\u5fc5\u987b\u6709\u76f8\u914d\u5957\u7684\u7535\u6e90\u652f\u6301\uff0c\u5426\u5219\u5728\u5b8c\u5168\u5173\u673a\u7684\u72b6\u6001\u4e5f\u4e5f\u65e0\u6cd5\u5b9e\u73b0\u64ad\u653eCD\u529f\u80fd\uff0c\u56e0\u4e3a\u4e3b\u673a\u5728\u7535\u6e90\u5173\u95ed\u540e\u53ea\u6709\uff0b5VSB\u7535\u6e90\u8f93\u51fa\uff0c\u5e76\u4e14\u7535\u6d41\u88ab\u9650\u5236\u57281.5A\u4ee5\u5185\uff0c\u800c16XDVD\u5149\u9a71\u7684\u5de5\u4f5c\u7535\u6d41\uff0b5V\u4e3a1.3A\uff0c\uff0b12V\u4e3a1.5A\u3002<\/p>\n
\n\t2\u3001\u526f\u7535\u6e90\u76f4\u63a5\u4f9b\u7535<\/p>\n
\n\t\u67d0\u4e9b\u4e3b\u677f\u5982\u78d0\u6b63\u7684EP-4G4AE\u4e3b\u677f\uff0cUSB\u63a5\u53e3\u548c\u952e\u9f20\u63a5\u53e3\u4f7f\u7528\u526f\u7535\u6e90\u7684\uff0b5VSB\u4f9b\u7535\uff0c\u4e3b\u677f\u4e0a\u6ca1\u6709\u8df3\u7ebf\u53ef\u4ee5\u8fdb\u884c\u9009\u62e9\uff0c\u6240\u4ee5\u53ea\u8981\u4f7f\u7528\u7684\u662f\u5149\u7535\u9f20\u65f6\uff0c\u5173\u673a\u540e\u9f20\u6807\u7684\u706f\u548c\u952e\u76d8\u7684\u706f\u5e38\u4eae\uff0c\u65e0\u6cd5\u5173\u95ed\u3002<\/p>\n
\n\t3\u3001\u901a\u8fc7\u7535\u6e90\u8c03\u6574\u7ba1\u63a7\u5236\u4f9b\u7535<\/p>\n
\n\t\u5927\u90e8\u5206\u9ad8\u7aef\u4e3b\u677f\u4e3a\u4e86\u4fdd\u8bc1\u4e3b\u677f\u7684\u826f\u597d\u5de5\u4f5c\u72b6\u6001\uff0c\u5176USB\u4f9b\u7535\u63a5\u53e3\u90fd\u8bbe\u7f6e\u4e86\u826f\u597d\u7684\u4fdd\u62a4\u63aa\u65bd\uff0c\u4f9b\u7535\u90e8\u5206\u90fd\u8bbe\u7f6e\u4e86\u7535\u611f<\/u>\u7535\u5bb9\u6ee4\u6ce2<\/u>\uff0c\u53ef\u6062\u590d\u4fdd\u62a4\u7535\u963b\u5bf9\u5176\u4f9b\u7535\u7535\u6d41\u8fdb\u884c\u4e86\u9650\u5236\u3002\u5e76\u4e14\u8fd8\u4f7f\u7528\u4e86\u7535\u6e90\u8c03\u6574\u7ba1\u5bf9\u4f9b\u7535\u7684\u901a\u65ad\u8fdb\u884c\u4e86\u63a7\u5236\u3002\u5f53USB\u8bbe\u5907\u6545\u969c\u6216\u63a5\u7ebf\u63d2\u53cd\u65f6\uff0c\u56e0\u4e3a\u6b63\u8d1f\u7ea7\u77ed\u8def\u9020\u6210\u7535\u6d41\u8fc7\u5927\u65f6\uff0c\u7535\u6e90\u7ba1\u4f1a\u622a\u81f3\u8f93\u51fa\uff0c\u963b\u6b62\u6545\u969c\u7684\u8fdb\u4e00\u6b65\u6269\u5927\uff1b\u5f53\u6545\u969c\u6392\u9664\u540e\uff0c\u4e3b\u677f\u4f1a\u81ea\u52a8\u6062\u590dUSB\u63a5\u53e3\u7684\u7535\u6e90\u4f9b\u5e94\uff0c\u4fdd\u8bc1\u8bbe\u5907\u7684\u6b63\u5e38\u4f7f\u7528\u3002<\/p>\n
\n\t\u5bf9\u4e8e\u79fb\u52a8\u786c\u76d8\u4f9b\u7535\u4e0d\u8db3\u95ee\u9898\u7684\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n
\n\t1\u3001\u5bf9\u4e8e\u4e3b\u677f\u4e0a\u7684USB\u63a5\u53e3\u6709\u8df3\u7ebf\u53ef\u4ee5\u6539\u53d8\u4f9b\u7535\u65b9\u5f0f\u7684\u4e3b\u673a<\/p>\n
\n\t\u5f53\u51fa\u73b0\u79fb\u52a8\u786c\u76d8\u4e0d\u80fd\u6b63\u5e38\u4f7f\u7528\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u8bd5\u7740\u6539\u53d8\u4e00\u4e0b\u4f9b\u7535\u9014\u5f84\uff0c\u628a\u539f\u6765\u7684\u526f\u7535\u6e90\uff0b5VSB\u4f9b\u7535\u6539\u4e3a\u4e3b\u7535\u6e90\u7684\uff0b5V\u4f9b\u7535\uff0c\u770b\u79fb\u52a8\u786c\u76d8\u662f\u5426\u80fd\u591f\u6b63\u5e38\u4f7f\u7528\u3002<\/p>\n
\n\t\u8bf4\u660e\u4e00\u70b9\uff1a\u6211\u4eec\u901a\u5e38\u6240\u4f7f\u7528\u7684ATX\u3000V2.1\u7248\u7684\u5f00\u5173\u7535\u6e90<\/u>\uff0c\u53ea\u80fd\u63d0\u4f9b\uff0b5VSB1.5A\u7684\u7535\u6d41\u3002\u4f46\u5b9e\u9645\u4e0a\uff0c\u591a\u6570\u5f00\u5173\u7535\u6e90\u751f\u4ea7\u5382\u5bb6\u5728\u751f\u4ea7\u5f00\u5173\u7535\u6e90\u65f6\u4e3a\u4e86\u964d\u4f4e\u751f\u4ea7\u6210\u672c\uff0c\u5bf9\u4e8e\uff0b5VSB\u7684\u4f9b\u7535\u6709\u7684\u91c7\u7528\u4f4e\u9891\u53d8\u538b\u5668<\/u>\u76f4\u63a5\u964d\u538b\uff0c\u518d\u901a\u8fc77805\u7a33\u538b\u5757\u7a33\u538b\u540e\u63d0\u4f9b\u7ed9\u4e3b\u673a\uff1b\u6709\u7684\u4f7f\u7528\u5355\u7ba1\u81ea\u6fc0\u5f0f\u5f00\u5173\u7535\u6e90\u7535\u8def<\/u>\uff0c\u6709\u4e2a\u5355\u72ec\u76843\uff0d5W\u7684\u5f00\u5173\u53d8\u538b\u5668\u63d0\u4f9b\uff0b12V\u7684\u76f4\u6d41\u7535\u538b\uff0c\u518d\u7ecf\u8fc77805\u7a33\u538b\u540e\u63d0\u4f9b\u7ed9\u4e3b\u673a\u3002\u526f\u7535\u6e90\u5728\u4e3b\u673a\u4e2d\u7684\u4f5c\u7528\u4e3b\u8981\u662f\u63d0\u4f9b\u5f00\u673a\u7535\u8def\uff0c\u7f51\u7edc\u5524\u9192\uff0cM\u5524\u9192\uff0c\u952e\u76d8\u5f00\u673a\u7b49\u529f\u80fd\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\u8fd9\u90e8\u5206\u7535\u8def\u5bf9\u526f\u7535\u6e90\u6240\u9700\u7684\u7535\u6d41\u6bd4\u8f83\u5c0f\uff0c\u6240\u4ee5\u591a\u6570\u4e3b\u673a\u4f7f\u7528\u6b64\u7c7b\u7535\u6e90\u4e0d\u4f1a\u4ea7\u751f\u4ec0\u4e48\u95ee\u9898\u3002\u7531\u4e8e7805\u5728\u52a0\u6807\u51c6\u6563\u70ed\u7247\u7684\u60c5\u51b5\u4e0b\u80fd\u591f\u8f93\u51fa1.5A\u7684\u7535\u6d41\uff0c\u800c\u5382\u5bb6\u5728\u751f\u4ea7\u65f6\u591a\u6570\u90fd\u4e0d\u4f7f\u7528\u6563\u70ed\u7247\u6216\u4f7f\u7528\u5c0f\u7247\u6563\u70ed\u7247\uff0c\u6240\u4ee5\u5176\u7535\u6ce2\u7684\u8f93\u51fa\u6700\u591a\u4e5f\u53ea\u6709500MA\uff0c\u7279\u522b\u662f\u5728\u957f\u65f6\u95f4\u5927\u7535\u6d41\u5de5\u4f5c\u65f6\uff0c\u56e0\u4e3a7805\u53d1\u70ed\u91cf\u5927\uff0c\u8f93\u51fa\u7535\u6d41\u4f1a\u968f\u7740\u5de5\u4f5c\u6e29\u5ea6\u7684\u4e0a\u5347\u800c\u4e0b\u964d\uff0c\u5230\u5230\u622a\u6b62\u6e29\u5ea6\u65f6\u4f1a\u505c\u6b62\u8f93\u51fa\u3002\u6240\u4ee5\u5f53\u6211\u4eec\u7684\u4e3b\u677f\u7684USB\u63a5\u53e3\u4f7f\u7528\u7684\u662f\uff0b5VSB\u4f9b\u7535\u65f6\uff0c\u6b64\u65f6\u6211\u4eec\u518d\u4f7f\u7528\u79fb\u52a8\u786c\u76d8\uff0c\u80af\u5b9a\u4f1a\u51fa\u95ee\u9898\u7684\u3002<\/p>\n
\n\t\u5bf9\u4e8e\u53ea\u80fd\u4f7f\u7528\u526f\u7535\u6e90\u4f9b\u7535\u7684\u4e3b\u673a\uff0c\u5982\u679c\u51fa\u73b0\u6b64\u95ee\u9898\u65f6\uff0c\u53ef\u4ee5\u8bd5\u7740\u66f4\u6362\u5927\u529f\u7387\u540d\u724c\u7684\u5f00\u5173\u7535\u6e90\u8fdb\u884c\u66ff\u6362\u89e3\u51b3\u95ee\u9898\u3002<\/p>\n
\n\t2\u3001\u5bf9\u4e8e\u4f9b\u7535\u7535\u6d41\u88ab\u4e25\u683c\u9650\u5236\u7684\u4e3b\u673a<\/p>\n
\n\t\u56e0\u4e3a\u4e3b\u677f\u751f\u4ea7\u5382\u5bb6\u4e3a\u4e86\u4fdd\u8bc1\u4e3b\u677f\u7684\u6b63\u5e38\u4f7f\u7528\u6027\u80fd\uff0c\u4f7f\u7528\u7535\u5b50\u7535\u8def\u6765\u4fdd\u8bc1\u6bcf\u4e2aUSB\u63a5\u53e3\u7684\u7535\u6d41\u8f93\u51fa\u4e3a500MA\uff0c\u6240\u4ee5\u5bf9\u4e8e\u79fb\u52a8\u786c\u76d8\u4e0d\u80fd\u4f7f\u7528\u65f6\uff0c\u6211\u4eec\u53ea\u80fd\u66f4\u6362\u5927\u5bb9\u91cf\u4f4e\u529f\u8017\u76842.5“\u786c\u76d8\u4f7f\u7528\uff0c\u6216\u8005\u662f\u4f7f\u7528\u6709\u5916\u63a5\u7535\u6e90\u7684\u79fb\u52a8\u8bbe\u5907\u6765\u4fdd\u8bc1\u5176\u6b63\u5e38\u4f7f\u7528\u3002<\/p>\n
\n\t3\u3001\u901a\u8fc7\u5176\u4ed6USB\u63a5\u53e3\u6216PS\/2\u63a5\u53e3\u8f85\u52a9\u4f9b\u7535<\/p>\n
\n\t\u5728\u952e\u76d8\u9f20\u6807\u4e0b\u9762\u7684\u4e24\u4e2aUSB\u63a5\u53e3\uff0c\u5176\u7535\u6e90\u7684\u4f9b\u5e94\u662f\u548c\u952e\u76d8\u9f20\u6807\u53d6\u81ea\u540c\u4e00\u8def\uff0c\u5176PCB<\/u>\u677f\u4e0a\u7684\u7535\u8def\u591a\u6570\u4e3b\u677f\u662f\u76f4\u63a5\u8fde\u5728\u4e00\u8d77\u7684\uff0c\u6240\u4ee5\u5f53\u79fb\u52a8\u786c\u76d8\u4e0d\u80fd\u4f7f\u7528\u65f6\uff0c\u5373\u4f7f\u6211\u4eec\u63d2\u4e0aPS\/2\u63a5\u53e3\uff0c\u5bf9\u4e8e\u7535\u6d41\u7684\u589e\u52a0\u5e76\u4e0d\u4f1a\u6709\u591a\u5927\u6539\u53d8\uff0c\u79fb\u52a8\u786c\u76d8\u591a\u6570\u65f6\u5019\u4ecd\u7136\u65e0\u6cd5\u4f7f\u7528\u3002\u540c\u65f6\uff0c\u5e26\u7535\u62d4\u63d2PS\/2\u63a5\u53e3\u65f6\u8fd8\u6709\u53ef\u80fd\u70e7\u6bc1\u63a5\u53e3\u548c\u63a7\u5236\u82af\u7247\uff0c\u9700\u8981\u7279\u522b\u6ce8\u610f\u3002<\/p>\n
\n\t\u4e00\u822c\u60c5\u51b5\u4e0b\uff0cUSB\u63a5\u53e3\u7684\u79fb\u52a8\u786c\u76d8\u7684\u4f9b\u7535\u90fd\u662f\u76f4\u63a5\u53d6\u81eaUSB\u63a5\u53e3\u7684\uff0b5V\u3002\u6ce8\u610f\uff0c\u6709\u7684\u79fb\u52a8\u786c\u76d8\u4f1a\u6709\u4e24\u4e2a\u5e76\u5728\u4e00\u8d77\u7684USB\u63a5\u53e3\uff0c\u4f46\u4fa7\u9762\u7684\u90a3\u4e2a\u5e76\u4e0d\u662f\u6570\u636e\u63a5\u53e3\uff0c\u800c\u662f\u5f53\u4e3bUSB\u6570\u636e\u63a5\u53e3\u7684\u4f9b\u7535\u4e0d\u8db3\u65f6\uff0c\u4e3a\u4e86\u8f85\u52a9\u63d0\u4f9b\u8f83\u5927\u7684\u7535\u6d41\u4ee5\u4fdd\u8bc1\u79fb\u52a8\u786c\u76d8\u7684\u6b63\u5e38\u5de5\u4f5c\u800c\u8bbe\u7f6e\u7684\u3002\u4f46\u5b9e\u9645\u4e0a\u4e3b\u677f\u4e0a\u540e\u7f6e\u7684\u4e24\u4e2a\u6216\u524d\u7f6e\u7684\u4e24\u4e2aUSB\u63a5\u53e3\u7684\u4f9b\u7535\u90fd\u662f\u53d6\u81ea\u540c\u4e00\u8def\uff0c\u4e5f\u5c31\u662f\u8bf4\u65e0\u8bba\u4f7f\u7528\u4e00\u4e2a\u6216\u4e24\u4e2aUSB\u8bbe\u5907\uff0c\u5176\u603b\u7684\u4f9b\u7535\u7535\u6d41\u88ab\u9650\u5236\u5728\u4e00\u5b9a\u8303\u56f4\u4e4b\u5185\uff0c\u7279\u522b\u5bf9\u4e8e\u4e3b\u673a\u7684\u7535\u6e90\u6027\u80fd\u5dee\u6216\u529f\u7387\u504f\u5c0f\u7684\u7535\u6e90\u8868\u73b0\u66f4\u4e3a\u660e\u663e\u3002\u6240\u4ee5\u5f53\u6211\u4eec\u9047\u5230\u4f7f\u752840G\u4ee5\u4e0a\u7684\u9ad8\u901f\u79fb\u52a8\u786c\u76d8\u65f6\u7ecf\u5e38\u4f1a\u51fa\u73b0\u4f9b\u7535\u4e0d\u8db3\uff0c\u65e0\u6cd5\u6b63\u5e38\u4f7f\u7528\u7684\u7684\u60c5\u51b5\u3002\u6b64\u65f6\uff0c\u5373\u4f7f\u6211\u4eec\u628a\u4e24\u4e2aUSB\u63a5\u53e3\u90fd\u63a5\u4e0a\u53bb\u4e5f\u4e0d\u80fd\u6ee1\u8db3\u786c\u76d8\u7684\u4f9b\u7535\u6240\u9700\uff0c\u4ecd\u7136\u65e0\u6cd5\u4f7f\u7528\u3002<\/p>\n
\n\t\u4e0d\u8fc7\uff0c\u8fd9\u79cd\u60c5\u51b5\u5bf9\u4e8e\u524d\u7f6e\u4e3a4\u4e2a\u62166\u4e2a\uff0c\u6216\u8005\u662f\u540e\u7f6eUSB\u63a5\u53e3\u4e3a4\u4e2a\u4ee5\u4e0a\u7684\u5c31\u53ef\u4ee5\u4f7f\u7528\uff0c\u56e0\u4e3a\u901a\u5e38USB\u63a5\u53e3\u7684\u4f9b\u7535\u4e3a\u4e00\u4e2aUSB\u3000HOST\u3000HUB\u652f\u6301\u4e24\u4e2aUSB\u63a5\u53e3\uff0c\u5171\u540c\u4f7f\u7528\u4e00\u7ec4\u7535\u6e90\u4f9b\u5e94\uff0c\u4e0d\u540c\u7684\u4e00\u7ec4USB\u63a5\u53e3\u5c31\u4f7f\u7528\u4e0d\u540c\u7684\u7535\u6e90\u4f9b\u5e94\u3002\u6ce8\u610f\uff0c\u4e00\u5b9a\u4e0d\u8981\u63a5\u5728\u4e00\u7ec4USB\u63a5\u53e3\u4e0a\u3002<\/p>\n
\n\t4\u3001\u4f7f\u7528\u5916\u63a5\u7535\u6e90\u76f4\u63a5\u4f9b\u7535<\/p>\n
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\n\t\u9488\u5bf92.5“\u768440G\u4ee5\u4e0a\u7684\u79fb\u52a8\u786c\u76d8\uff0c\u56e0\u4e3a\u5176\u5de5\u4f5c\u7535\u6d41\u8d8a\u6765\u8d8a\u5927\uff0c\u4e2a\u522b\u9ad8\u901f\u786c\u76d8\u7684\uff0b5V\u4f9b\u7535\u5df2\u7ecf\u8fbe\u52301A\uff0c\u6240\u4ee5\u5355\u5355\u4f9d\u9760USB\u63a5\u53e3\u6765\u63d0\u4f9b\u786c\u76d8\u7684\u5de5\u4f5c\u7535\u6d41\u5df2\u7ecf\u4e0d\u80fd\u6ee1\u8db3\u786c\u76d8\u7684\u6b63\u5e38\u5de5\u4f5c\u3002\u591a\u6570\u8868\u73b0\u4e3a\uff1a\u79fb\u52a8\u786c\u76d8\u5728\u90e8\u5206\u673a\u5668\u4e0a\u80fd\u591f\u6b63\u5e38\u5de5\u4f5c\uff0c\u5728\u90e8\u5206\u673a\u5668\u4e0a\u53ea\u80fd\u53d1\u73b0\u79fb\u52a8\u786c\u76d8\uff0c\u4f46\u662f\u6ca1\u6709\u76d8\u7b26\u663e\u793a\uff1b\u6709\u7684\u8fd8\u4f1a\u5728\u90e8\u5206\u673a\u5668\u4e0a\u6709\u65f6\u80fd\u591f\u8bfb\u76d8\uff0c\u6709\u65f6\u4e0d\u80fd\u591f\u8bfb\u76d8\uff1b\u62f7\u8d1d\u5c0f\u6587\u4ef6\u65f6\u80fd\u591f\u6b63\u5e38\u5de5\u4f5c\uff0c\u4f46\u62f7\u8d1d\u5927\u6587\u4ef6\u5982\u7535\u5f71\u97f3\u4e50\u65f6\uff0c\u5c31\u4f1a\u51fa\u73b0\u6570\u636e\u4e22\u5931\uff0c\u76d8\u7b26\u4e22\u5931\u7684\u60c5\u51b5\u3002\u6240\u4ee5\u5efa\u8bae\u5bf9\u4e8e\u5927\u5bb9\u91cf\u76842.5”\u7684\u79fb\u52a8\u786c\u76d8\u6700\u597d\u4e5f\u63d0\u4f9b\u5916\u63a5\u7535\u6e90\uff0c\u4ee5\u4fdd\u8bc1\u79fb\u52a8\u786c\u76d8\u7684\u7a33\u5b9a\u5de5\u4f5c\u3002<\/p>\n
\n\t\u6545\u969c\u4e3e\u4f8b\uff1a<\/p>\n
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\n\t2\u3001\u524d\u540e\u7f6eUSB\u63a5\u53e3\u4e0d\u80fd\u4f7f\u7528\u79fb\u52a8\u786c\u76d8<\/p>\n
\n\t\u8fd9\u79cd\u60c5\u51b5\u4e00\u822c\u51fa\u73b0\u5728\u524d\u540e\u7f6e\u786c\u76d8\u90fd\u4f7f\u7528\u526f\u7535\u6e90\u6216\u8005\u662f\u4e3b\u677f\u7684USB\u63a5\u53e3\u88ab\u4e25\u683c\u9650\u5236\u7684\u4e3b\u677f\u4e0a\uff0c\u5bf9\u4e8e\u6b64\u95ee\u9898\uff0c\u4e3b\u677f\u4e0a\u5982\u679c\u6ca1\u6709\u8df3\u7ebf\u5e3d\u65f6\uff0c\u53ea\u80fd\u901a\u8fc7\u8f85\u52a9\u7535\u6d41\u63a5\u53e3\u4ecePS\/2\u6216\u8005USB\u63a5\u53e3\u53d6\u7535\uff0c\u6216\u8005\u4f7f\u7528\u5355\u72ec\u7684\u5916\u63a5\u7535\u6e90\u4f9b\u7535\u3002<\/p>\n
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