{"id":778,"date":"2020-12-08T15:51:34","date_gmt":"2020-12-08T07:51:34","guid":{"rendered":"https:\/\/fick707.com\/?p=778"},"modified":"2020-12-08T16:50:12","modified_gmt":"2020-12-08T08:50:12","slug":"usb-3-0-3-1-%e6%8e%a5%e5%8f%a3%e5%ae%9a%e4%b9%89","status":"publish","type":"post","link":"https:\/\/fick707.com\/?p=778","title":{"rendered":"usb 3.x \u63a5\u53e3\u5b9a\u4e49"},"content":{"rendered":"

usb 3.0 3.1 3.2 \u4ee5\u53causb 3.1 Gen1\/Gen2\u7b49<\/h1>\n

USB 3.1\u5206\u4e3aGen 1\/Gen 2\u4e24\u79cd\uff0cUSB 3.1 Gen1\u662fUSB 3.0\u7684\u6539\u540d\uff0c\u4e5f\u5c31\u662f\u8bf4\u5b8c\u5168\u6ca1\u53d8\u5316\u3002\u5e02\u9762\u4e0a\u6240\u6709\u672a\u63d0\u53caGen 1\/Gen 2\u533a\u5206\u7684\uff0c\u4e00\u822c\u90fd\u4ee3\u6307USB 3.1 Gen2\u3002<\/p>\n

USB-IF\u516c\u5e03\u4e86\u6700\u65b0\u7684USB\u547d\u540d\u89c4\u8303\uff0c\u539f\u6765\u7684USB 3.0\u548cUSB 3.1\u5c06\u4f1a\u4e0d\u518d\u88ab\u547d\u540d\uff0c\u6240\u6709\u7684USB\u6807\u51c6\u90fd\u5c06\u88ab\u53eb\u505aUSB 3.2\uff0c\u8003\u8651\u5230\u517c\u5bb9\u6027\uff0cUSB 3.0\u81f3USB 3.2\u5206\u522b\u88ab\u53eb\u505aUSB 3.2 Gen 1\u3001USB 3.2 Gen 2\u3001USB 3.2 Gen 2×2\u3002<\/span><\/p>\n

USB 3.1 Gen 2\uff08usb 3.2 gen2\uff09\u7684\u5e26\u5bbd\u4e3a10Gbps\uff0c\u6bd4USB 3.0\u9ad8\u4e86\u4e00\u500d\u3002<\/p>\n

\u800cUSB 3.2\uff08USB 3.2 Gen 2×2\uff09\u7684\u5e26\u5bbd\u4e3a20Gbps\u3002<\/p>\n

\u5728USB 3.2\u89c4\u8303\u4e2d\uff0cUSB Type-C\u7684\u9ad8\u901f\u7279\u6027\u88ab\u5145\u5206\u5229\u7528\u3002USB Type-C\u62e5\u67092\u4e2a\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u901a\u9053\uff0c\u5206\u522b\u88ab\u547d\u540d\u4e3a\uff08TX1+\/TX1-\uff0cRX1+\/RX1-\uff09\u548c\uff08TX2+\/TX2-\uff0cRX2+\/RX2-\uff09\uff0c\u4e4b\u524dUSB 3.1\u53ea\u5229\u7528\u4e86\u5176\u4e2d\u4e00\u4e2a\u901a\u9053\u4f20\u8f93\u6570\u636e\uff0c\u53e6\u4e00\u4e2a\u901a\u9053\u4ee5\u5907\u7528\u7684\u65b9\u5f0f\u5b58\u5728\u3002<\/p>\n

\u5728USB 3.2\u4e2d\uff0c\u4e24\u4e2a\u901a\u9053\u53ef\u4ee5\u5728\u5408\u9002\u7684\u60c5\u51b5\u4e0b\u90fd\u88ab\u542f\u7528\uff0c\u5e76\u5b9e\u73b0\u6bcf\u4e2a\u901a\u905310Gbps\u7684\u6700\u9ad8\u4f20\u8f93\u901f\u5ea6\uff0c\u8fd9\u6837\u603b\u548c\u5c31\u662f20Gbps\uff0c\u91c7\u7528128b\/132b\u7f16\u7801\uff0c\u5b9e\u9645\u6570\u636e\u901f\u5ea6\u53ef\u4ee5\u8fbe\u5230\u7ea62500MB\/s\uff0c\u76f8\u6bd4\u73b0\u5728\u7684USB 3.1\u76f4\u63a5\u7ffb\u500d\u3002\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0cUSB 3.2\u7684\u901a\u9053\u5207\u6362\u662f\u5b8c\u5168\u65e0\u7f1d\u7684\uff0c\u65e0\u9700\u7528\u6237\u8fdb\u884c\u7279\u6b8a\u64cd\u4f5c\u3002<\/p>\n

\u4f46\u662fUSB 3.2\uff0c\u5c06\u53ea\u652f\u6301type-C\u63a5\u53e3\uff0c\u5373\u4e0d\u518d\u652f\u6301type-A\u548ctype-B\u63a5\u53e3\uff1b\u5373\u51c6\u5907\u9000\u51fa\u5386\u53f2\u821e\u53f0\u3002<\/span><\/p>\n

\u5f71\u97f3\u4f20\u8f93\uff08USB AV\uff09\u5e26\u5bbd\u589e\u5927\uff0c\u5339\u53caHDMI1.4\u3002<\/p>\n

\u7535\u529b\u8f93\u51fa\u53ef\u8fbe\u5230100W\u3002<\/p>\n

\u7f16\u7801\u6807\u51c6\u53d8\u5316\uff0c\u4ece8b\/10b\u5347\u7ea7\u4e3a128b\/132b\uff0c\u6781\u5927\u7684\u964d\u4f4e\u4e86\u7f16\u7801\u635f\u8017\u7387\u3002<\/p>\n

usb 3.x Overview<\/h1>\n

<\/a><\/p>\n

<\/a><\/p>\n

usb 3.x type A \u5f15\u811a\u5b9a\u4e49<\/h1>\n
<\/a>
3.x type a \u5f15\u811a\uff0c\u4e0a\u56fe\u4e3a\u516c\u5934<\/figcaption><\/figure>\n
<\/a>
\u516c\u5934\u5185\u90e8<\/figcaption><\/figure>\n

\u00a0<\/p>\n\n\n

pin<\/td>name<\/td>direction<\/td>color<\/td>description<\/td><\/tr>
1<\/td>VBUS<\/td><\/td>red<\/td>+5 V power<\/td><\/tr>
2<\/td>D-<\/td>\u00ab\u2014\u00bb<\/td>white<\/td>USB 2.0 Data –<\/td><\/tr>
3<\/td>D+<\/td>\u00ab\u2014\u00bb<\/td>green<\/td>USB 2.0 Data +<\/td><\/tr>
4<\/td>GND<\/td><\/td>black<\/td>Ground<\/td><\/tr>
5<\/td>StdA_SSRX-<\/td>\u00ab\u2014<\/td>purple<\/td>SuperSpeed receiver<\/td><\/tr>
6<\/td>StdA_SSRX+<\/td>\u00ab\u2014<\/td>orange<\/td>SuperSpeed receiver<\/td><\/tr>
7<\/td>GND_DRAIN<\/td><\/td>ground<\/td>Ground<\/td><\/tr>
8<\/td>StdA_SSTX-<\/td>\u2014\u00bb<\/td>blue<\/td>SuperSpeed transmitter<\/td><\/tr>
9<\/td>StdA_SSTX+<\/td>\u2014\u00bb<\/td>yellow<\/td>SuperSpeed transmitter<\/td><\/tr><\/tbody><\/table>
usb 3.x type a \u5f15\u811a\u5b9a\u4e49<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"

usb 3.0 3.1 3.2 \u4ee5\u53causb 3.1 Gen1\/Gen2\u7b49 USB 3.1\u5206\u4e3aGen …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13,1],"tags":[],"series":[],"class_list":["post-778","post","type-post","status-publish","format-standard","hentry","category-diy","category-programmers"],"_links":{"self":[{"href":"https:\/\/fick707.com\/index.php?rest_route=\/wp\/v2\/posts\/778"}],"collection":[{"href":"https:\/\/fick707.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fick707.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fick707.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fick707.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=778"}],"version-history":[{"count":12,"href":"https:\/\/fick707.com\/index.php?rest_route=\/wp\/v2\/posts\/778\/revisions"}],"predecessor-version":[{"id":796,"href":"https:\/\/fick707.com\/index.php?rest_route=\/wp\/v2\/posts\/778\/revisions\/796"}],"wp:attachment":[{"href":"https:\/\/fick707.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=778"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fick707.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=778"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fick707.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=778"},{"taxonomy":"series","embeddable":true,"href":"https:\/\/fick707.com\/index.php?rest_route=%2Fwp%2Fv2%2Fseries&post=778"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}