{"id":60623,"date":"2023-11-03T12:24:11","date_gmt":"2023-11-03T04:24:11","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=60623"},"modified":"2023-11-03T12:24:17","modified_gmt":"2023-11-03T04:24:17","slug":"usb-3-0%e5%92%8cusb-2-0%e6%9c%89%e4%bb%80%e4%b9%88%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/60623.html","title":{"rendered":"USB 3.0\u548cUSB 2.0\u6709\u4ec0\u4e48\u533a\u522b"},"content":{"rendered":"\n
\n

USB 3.0\u548cUSB 2.0\u6709\u4ee5\u4e0b\u5173\u952e\u533a\u522b\uff1a1.\u4f20\u8f93\u901f\u5ea6\u4e0d\u540c\uff1b2.\u80fd\u8017\u7ba1\u7406\u4e0d\u540c\uff1b3.\u6700\u5927\u8f93\u51fa\u529f\u7387\u4e0d\u540c\uff1b4.\u5411\u540e\u517c\u5bb9\u6027\u4e0d\u540c\uff1b5.\u6570\u636e\u7ebf\u5236\u9020\u6210\u672c\u4e0d\u540c\u3002\u4f20\u8f93\u901f\u5ea6\u662f\u6700\u76f4\u63a5\u5f71\u54cd\u7528\u6237\u4f7f\u7528\u4f53\u9a8c\u7684\u56e0\u7d20\u4e4b\u4e00\uff0c\u5b83\u7684\u63d0\u5347\u5bf9\u4e8e\u5927\u6587\u4ef6\u7684\u4f20\u8f93\u5c24\u4e3a\u91cd\u8981\u3002\u5f53\u7528\u6237\u9700\u8981\u4f20\u8f93\u9ad8\u6e05\u7535\u5f71\u3001\u5927\u578b\u8f6f\u4ef6\u5b89\u88c5\u5305\u6216\u662f\u5927\u91cf\u7167\u7247\u65f6\uff0cUSB 3.0\u80fd\u591f\u5927\u5e45\u7f29\u77ed\u7b49\u5f85\u65f6\u95f4\u3002<\/p>\n<\/blockquote>\n\n\n\n

1.\u4f20\u8f93\u901f\u5ea6\u4e0d\u540c<\/h2>\n\n\n\n

USB 3.0\u5728\u7406\u8bba\u4f20\u8f93\u901f\u5ea6\u4e0a\u662fUSB 2.0\u7684\u5341\u500d\uff0cUSB 2.0\u7684\u6807\u51c6\u4f20\u8f93\u901f\u7387\u4e3a480Mbps\uff0c\u800cUSB 3.0\u53ef\u8fbe\u52305Gbps\u3002\u8fd9\u610f\u5473\u7740\u5927\u6587\u4ef6\u7684\u4f20\u8f93\u65f6\u95f4\u5728USB 3.0\u4e0b\u663e\u8457\u7f29\u77ed\u3002\u4f8b\u5982\uff0c\u4f20\u8f93\u4e00\u4e2aGB\u5927\u5c0f\u7684\u6587\u4ef6\uff0c\u5728USB 2.0\u4e0a\u53ef\u80fd\u9700\u8981\u51e0\u5206\u949f\uff0c\u800c\u5728USB 3.0\u4e0a\u53ea\u9700\u51e0\u79d2\u949f\u3002<\/p>\n\n\n\n

\u7136\u800c\uff0c\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5b9e\u9645\u7684\u4f20\u8f93\u901f\u5ea6\u8fd8\u53d7\u5230\u5b58\u50a8\u8bbe\u5907\u901f\u5ea6\u3001\u8ba1\u7b97\u673a\u6027\u80fd\u4ee5\u53ca\u6587\u4ef6\u7cfb\u7edf\u7684\u9650\u5236\u3002\u4f8b\u5982\uff0c\u5982\u679c\u5916\u7f6e\u786c\u76d8\u7684\u8bfb\u5199\u901f\u5ea6\u4e0d\u8db3\uff0c\u6216\u8005\u8ba1\u7b97\u673a\u7684USB\u63a7\u5236\u5668\u4e0d\u652f\u6301USB 3.0\uff0c\u90a3\u4e48\u5373\u4f7f\u4f7f\u7528USB 3.0\u63a5\u53e3\uff0c\u4e5f\u65e0\u6cd5\u8fbe\u5230\u6700\u9ad8\u901f\u7387\u3002\u6b64\u5916\uff0c\u4f20\u8f93\u5c0f\u6587\u4ef6\u65f6\uff0c\u901f\u5ea6\u7684\u63d0\u5347\u53ef\u80fd\u4e0d\u5982\u4f20\u8f93\u5927\u6587\u4ef6\u65f6\u660e\u663e\uff0c\u56e0\u4e3a\u64cd\u4f5c\u7cfb\u7edf\u5904\u7406\u5927\u91cf\u5c0f\u6587\u4ef6\u9700\u8981\u66f4\u591a\u65f6\u95f4\u3002<\/p>\n\n\n\n

2.\u80fd\u8017\u7ba1\u7406\u4e0d\u540c<\/h2>\n\n\n\n

USB 3.0\u63a5\u53e3\u652f\u6301\u66f4\u4e3a\u9ad8\u6548\u7684\u80fd\u8017\u7ba1\u7406\u3002\u4e0eUSB 2.0\u76f8\u6bd4\uff0c\u5b83\u53ef\u4ee5\u5728\u672a\u4f7f\u7528\u65f6\u66f4\u8fc5\u901f\u5730\u8fdb\u5165\u4f4e\u529f\u8017\u72b6\u6001\uff0c\u4ece\u800c\u8282\u7ea6\u7535\u529b\uff0c\u5e76\u63d0\u9ad8\u79fb\u52a8\u8bbe\u5907\u7684\u7535\u6c60\u7eed\u822a\u80fd\u529b\u3002<\/p>\n\n\n\n

3.\u6700\u5927\u8f93\u51fa\u529f\u7387\u4e0d\u540c<\/h2>\n\n\n\n

USB 3.0\u63a5\u53e3\u6700\u5927\u53ef\u63d0\u4f9b900mA\u7684\u7535\u6d41\uff0c\u800cUSB 2.0\u53ea\u80fd\u63d0\u4f9b\u6700\u591a500mA\u7684\u7535\u6d41\u3002\u66f4\u9ad8\u7684\u7535\u6d41\u8f93\u51fa\u8ba9USB 3.0\u80fd\u591f\u66f4\u5feb\u5730\u4e3a\u5916\u8bbe\u5145\u7535\uff0c\u540c\u65f6\u4e5f\u652f\u6301\u4e86\u66f4\u591a\u7535\u529b\u8981\u6c42\u8f83\u9ad8\u7684\u8bbe\u5907\uff0c\u4f8b\u5982USB\u663e\u793a\u5668\u6216\u4e00\u4e9b\u5916\u7f6e\u5b58\u50a8\u8bbe\u5907\u3002<\/p>\n\n\n\n

4.\u5411\u540e\u517c\u5bb9\u6027\u4e0d\u540c<\/h2>\n\n\n\n

\u867d\u7136USB 3.0\u4e0eUSB 2.0\u7269\u7406\u63a5\u53e3\u4fdd\u6301\u4e00\u81f4\uff0c\u4e14\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u53ef\u4ee5\u4e92\u76f8\u5de5\u4f5c\uff0c\u4f46\u6700\u4f73\u6027\u80fd\u4ecd\u7136\u9700\u8981\u8bbe\u5907\u548c\u4e3b\u673a\u63a5\u53e3\u90fd\u662fUSB 3.0\u3002\u6b64\u5916\uff0cUSB 3.0\u7684\u63d2\u5934\u548c\u63d2\u5ea7\u7ecf\u5e38\u5e26\u6709\u84dd\u8272\u7684\u5851\u6599\u5185\u90e8\uff0c\u4ee5\u4fbf\u4e0eUSB 2.0\u533a\u5206\u3002<\/p>\n\n\n\n

5.\u6570\u636e\u7ebf\u5236\u9020\u6210\u672c\u4e0d\u540c<\/h2>\n\n\n\n

\u7531\u4e8eUSB 3.0\u7ebf\u7f06\u4e2d\u5305\u542b\u4e86\u66f4\u591a\u7684\u6570\u636e\u4f20\u8f93\u7ebf\uff0c\u5236\u9020\u6210\u672c\u4e5f\u76f8\u5bf9\u8f83\u9ad8\u3002\u9664\u4e86\u6570\u636e\u7ebf\u5916\uff0cUSB 3.0\u8fd8\u5f15\u5165\u4e86\u65b0\u7684\u4fe1\u53f7\u4f20\u8f93\u6280\u672f\uff0c\u5982\u53cc\u5411\u6570\u636e\u4f20\u8f93\u548c\u540c\u6b65\u4f20\u8f93\u6280\u672f\uff0c\u8fdb\u4e00\u6b65\u63d0\u9ad8\u4e86\u5236\u9020\u6210\u672c\u3002\u7136\u800c\uff0c\u968f\u7740\u6280\u672f\u7684\u53d1\u5c55\u548c\u5e02\u573a\u7684\u9002\u5e94\uff0c\u8fd9\u4e9b\u6210\u672c\u6b63\u5728\u9010\u6b65\u964d\u4f4e\u3002<\/p>\n\n\n\n

USB 3.0\u5728\u6280\u672f\u89c4\u683c\u4e0a\u65e0\u7591\u662fUSB 2.0\u7684\u4e00\u5927\u8fdb\u6b65\uff0c\u5b83\u5728\u4f20\u8f93\u901f\u5ea6\u3001\u80fd\u8017\u7ba1\u7406\u548c\u7535\u6e90\u8f93\u51fa\u65b9\u9762\u90fd\u6709\u663e\u8457\u63d0\u5347\u3002\u5bf9\u4e8e\u90a3\u4e9b\u9700\u8981\u9891\u7e41\u4f20\u8f93\u5927\u91cf\u6570\u636e\u7684\u7528\u6237\u6765\u8bf4\uff0cUSB 3.0\u662f\u4e00\u4e2a\u503c\u5f97\u5347\u7ea7\u7684\u9009\u62e9\u3002\u7136\u800c\uff0c\u8003\u8651\u5230\u6210\u672c\u548c\u73b0\u6709\u8bbe\u5907\u7684\u517c\u5bb9\u6027\uff0c\u4e00\u4e9b\u7528\u6237\u53ef\u80fd\u4ecd\u7136\u4f1a\u9009\u62e9\u7ee7\u7eed\u4f7f\u7528USB 2.0\u3002\u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fb\uff0cUSB 3.0\u5c06\u7ee7\u7eed\u6e17\u900f\u5e02\u573a\uff0c\u6210\u4e3a\u65b0\u8bbe\u5907\u7684\u6807\u51c6\u914d\u7f6e\u3002<\/p>\n\n\n

\n
\"USB<\/figure><\/div>\n\n\n

\u5e38\u89c1\u95ee\u7b54\uff1a<\/strong><\/p>\n\n\n\n

    \n
  • \u95ee\uff1a\u4f7f\u7528USB 3.0\u8bbe\u5907\u65f6\uff0c\u6211\u80fd\u5728USB 2.0\u7aef\u53e3\u4e0a\u83b7\u5f97\u76f8\u540c\u7684\u4f20\u8f93\u901f\u5ea6\u5417\uff1f<\/li>\n\n\n\n
  • \u7b54\uff1a\u4e0d\u53ef\u4ee5\u3002\u5982\u679c\u5728USB 2.0\u7aef\u53e3\u4e0a\u4f7f\u7528USB 3.0\u8bbe\u5907\uff0c\u4f20\u8f93\u901f\u5ea6\u4f1a\u88ab\u9650\u5236\u5728USB 2.0\u7684\u6700\u5927\u901f\u7387480Mbps\u3002\u8981\u5145\u5206\u5229\u7528USB 3.0\u7684\u9ad8\u901f\u4f20\u8f93\u80fd\u529b\uff0c\u9700\u8981\u786e\u4fdd\u8bbe\u5907\u548c\u7aef\u53e3\u5747\u652f\u6301USB 3.0\u3002<\/li>\n<\/ul>\n\n\n\n
      \n
    • \u95ee\uff1aUSB 3.0\u8bbe\u5907\u548c\u7ebf\u7f06\u662f\u5426\u4e0eUSB 2.0\u8bbe\u5907\u548c\u7ebf\u7f06\u517c\u5bb9\uff1f<\/li>\n\n\n\n
    • \u7b54\uff1a\u662f\u7684\uff0cUSB 3.0\u8bbe\u5907\u548c\u7ebf\u7f06\u5411\u540e\u517c\u5bb9USB 2.0\u7aef\u53e3\u548c\u7ebf\u7f06\u3002\u4f46\u662f\uff0c\u4f7f\u7528USB 2.0\u7aef\u53e3\u6216\u7ebf\u7f06\u65f6\uff0c\u8bbe\u5907\u7684\u6027\u80fd\u4f1a\u964d\u4f4e\u5230USB 2.0\u7684\u6c34\u5e73\u3002<\/li>\n<\/ul>\n\n\n\n
        \n
      • \u95ee\uff1a\u6211\u5982\u4f55\u533a\u5206USB 3.0\u548cUSB 2.0\u7ebf\u7f06\uff1f<\/li>\n\n\n\n
      • \u7b54\uff1aUSB 3.0\u7ebf\u7f06\u901a\u5e38\u5728\u63d2\u5934\u90e8\u5206\u6709\u84dd\u8272\u7684\u5851\u6599\u5185\u90e8\uff0c\u800cUSB 2.0\u5219\u6ca1\u6709\u8fd9\u79cd\u989c\u8272\u6807\u8bc6\u3002\u6b64\u5916\uff0cUSB 3.0\u7ebf\u7f06\u56e0\u4e3a\u6709\u66f4\u591a\u7684\u7ebf\u82af\u548c\u590d\u6742\u7684\u5c4f\u853d\uff0c\u901a\u5e38\u4f1a\u6bd4USB 2.0\u7ebf\u7f06\u7565\u7c97\u4e00\u4e9b\u3002<\/li>\n<\/ul>\n\n\n\n
          \n
        • \u95ee\uff1a\u5982\u679c\u6211\u6709\u4e00\u4e2aUSB 3.0\u517c\u5bb9\u7684\u8bbe\u5907\uff0c\u662f\u5426\u5fc5\u987b\u4f7f\u7528USB 3.0\u7ebf\u7f06\uff1f<\/li>\n\n\n\n
        • \u7b54\uff1a\u867d\u7136\u4f7f\u7528USB 3.0\u7ebf\u7f06\u80fd\u591f\u53d1\u6325\u8bbe\u5907\u7684\u6700\u5927\u6027\u80fd\uff0c\u4f46\u4f60\u4ecd\u7136\u53ef\u4ee5\u4f7f\u7528USB 2.0\u7ebf\u7f06\u3002\u7136\u800c\uff0c\u8fd9\u6837\u505a\u5c06\u9650\u5236\u4f60\u7684\u8bbe\u5907\u8fd0\u884c\u5728USB 2.0\u7684\u901f\u5ea6\u548c\u529f\u7387\u8f93\u51fa\u3002<\/li>\n<\/ul>\n\n\n\n
            \n
          • \u95ee\uff1a\u6211\u600e\u6837\u624d\u80fd\u786e\u4fdd\u5145\u5206\u5229\u7528USB 3.0\u7684\u901f\u5ea6\u4f18\u52bf\uff1f<\/li>\n\n\n\n
          • \u7b54\uff1a\u8981\u786e\u4fdd\u5145\u5206\u5229\u7528USB 3.0\u7684\u901f\u5ea6\uff0c\u60a8\u9700\u8981\u786e\u4fdd\u6240\u8fde\u63a5\u7684\u8bbe\u5907\uff08\u5982\u7535\u8111\u548c\u5916\u7f6e\u786c\u76d8\uff09\u548c\u4f7f\u7528\u7684\u7ebf\u7f06\u90fd\u652f\u6301USB 3.0\u6807\u51c6\u3002\u540c\u65f6\uff0c\u60a8\u7684\u7535\u8111\u7684USB\u63a7\u5236\u5668\u548c\u64cd\u4f5c\u7cfb\u7edf\u4e5f\u9700\u8981\u652f\u6301USB 3.0\uff0c\u624d\u80fd\u5b9e\u73b0\u6700\u4f73\u6027\u80fd\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"USB 3.0\u548cUSB 2.0\u6709\u4ee5\u4e0b\u5173\u952e\u533a\u522b\uff1a1.\u4f20\u8f93\u901f\u5ea6\u4e0d\u540c\uff1b2.\u80fd\u8017\u7ba1\u7406\u4e0d\u540c\uff1b3.\u6700\u5927\u8f93\u51fa\u529f\u7387\u4e0d\u540c\uff1b4.\u5411 […]","protected":false},"author":3,"featured_media":60624,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[3085,3086],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/60623"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=60623"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/60623\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/60624"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=60623"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=60623"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=60623"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}