{"id":1561,"date":"2019-07-08T18:23:30","date_gmt":"2019-07-08T10:23:30","guid":{"rendered":"http:\/\/kaoru.tech\/?p=1561"},"modified":"2019-07-11T17:53:42","modified_gmt":"2019-07-11T09:53:42","slug":"%e7%bd%91%e7%bb%9c%e5%b1%82%e6%8e%a5%e5%8f%a3%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"http:\/\/kaoru.tech:7000\/wordpress\/?p=1561","title":{"rendered":"\u7f51\u7edc\u5c42\u63a5\u53e3\u6307\u5357"},"content":{"rendered":"<h2>Overview<\/h2>\n<p>\u7f51\u5361\u901a\u5e38\u5206\u4e3aPHY\u6216\u8005MAC+PHY\uff0c\u540e\u8005\u5e38\u4e3aIntel\u7684\u5404\u79cd\u7f51\u7edc\u82af\u7247\uff0c\u901a\u8fc7PCIe\u548c\u4e3b\u673a\u8fde\u63a5\uff0c\u4e3a\u7cfb\u7edf\u63d0\u4f9b\u5343\u5146\/\u4e07\u5146\u7684\u4ee5\u592a\u7f51\u8fde\u63a5\u3002<\/p>\n<p>PHY\u901a\u5e38\u7528\u4e8eSOC\u7cfb\u7edf\uff0c\u6bd4\u5982ARM\/PowerPC\u7684SOC\u5904\u7406\u5668\u67b6\u6784\u4e2d\u3002\u5728\u6b64CPU\u4e2d\uff0c\u901a\u5e38\u5177\u5907\u4e00\u5404\u6216\u591a\u4e2aMAC\u63a7\u5236\u5668\uff0c\u6b64\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u5916\u9762\u63a5\u4e00\u4e2aPHY\u4e3a\u7cfb\u7edf\u6269\u5c55\u4ee5\u592a\u7f51\u8fde\u63a5\u80fd\u529b\u3002\u5176\u4e2dPHY\u548cCPU\u4e4b\u95f4\u7684\u8fde\u63a5\u79f0\u4e4b\u4e3aSystem Interface\uff0cPHY\u540e\u7aef\u7684\u8fde\u63a5\u79f0\u4e4b\u4e3aMedia Interface\u3002<\/p>\n<h3>System Interface<\/h3>\n<ul>\n<li>[R]MII<\/li>\n<li>[R]GMII<\/li>\n<li>SGMII<\/li>\n<li>QSGMII<\/li>\n<li>XFI<\/li>\n<\/ul>\n<p>QSGMII\u4e3a4\u4e2aSGMII<\/p>\n<h3>Media Interface<\/h3>\n<ul>\n<li>10M\n<ul>\n<li>10BASE-T<\/li>\n<\/ul>\n<\/li>\n<li>100M\n<ul>\n<li>100BASE-T<\/li>\n<li>100BASE-FX<\/li>\n<\/ul>\n<\/li>\n<li>1000M\n<ul>\n<li>1000BASE-T &#8211; 4\u5bf9\u53cc\u7ede\u7ebf\u5168\u53cc\u5de5\uff0c\u9700\u8981\u4e94\u7c7b\u7ebf\u6216\u4ee5\u4e0a<\/li>\n<li>1000BASE-TX &#8211; 4\u5bf9\u53cc\u7ede\u7ebf\uff0c\u5404\u4e24\u5bf9\u53d1\u9001\/\u63a5\u6536\uff0c\u9700\u8981\u516d\u7c7b\/\u4e03\u7c7b\u7ebf<\/li>\n<li>1000BASE-X (IEEE 802.3.z standard)\n<ul>\n<li>1000BASE-SX &#8211; 50\u03bcm multi-mode fiber (MMF) \u53ef\u8fbe550m\uff0c62.5\u03bcm MMF\u53ef\u8fbe200m<\/li>\n<li>1000BASE-LX &#8211; standard single-mode fiber (SMF)\u53ef\u8fbe10km\uff0cMMF\u53ef\u8fbe550m<\/li>\n<li>1000BASE-EX &#8211; \u5e38\u88ab\u79f0\u4e3aLH\uff0c\u662f\u4e00\u4e2a\u975e\u6807\u4f46\u662f\u5de5\u4e1a\u8ba4\u53ef\u7684\u6807\u51c6\uff0c1310nm SMF\u53ef\u8fbe40km<\/li>\n<li>1000BASE-BX10-D\/U<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>10G\n<ul>\n<li>10GBASE-T&nbsp;&nbsp;<\/li>\n<li>10GBASE-LR<\/li>\n<li>10GBASE-SR<\/li>\n<li>10GBASE-DAC<\/li>\n<\/ul>\n<\/li>\n<li>SGMII<\/li>\n<\/ul>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cSGMII\u53ef\u4ee5\u505a\u4e3aSystem Interface\u4f7f\u7528\u6216\u8005Media Interface\u4f7f\u7528\u3002\u5f53\u4f5c\u4e3aSystem Interface\u65f6\uff0c\u82af\u7247\u53ef\u4ee5\u548cCPU\u8fdb\u884cPHY SGMII\u81ea\u52a8\u534f\u5546\uff08\u901f\u5ea6\u3001\u53cc\u5de5\uff09\uff1b\u5f53\u4f5c\u4e3aMedia Interface\u65f6\uff0c\u82af\u7247\u5b9e\u73b0MAC SGMII\u81ea\u52a8\u534f\u5546\uff0c\u76d1\u63a7PHY\u7684\u72b6\u6001\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u53c2\u8003\u8d44\u6599<\/h2>\n<ul>\n<li><a href=\"http:\/\/www.fiber-optic-transceiver-module.com\/1000base-t-vs-1000base-tx.html\" target=\"_blank\" rel=\"noopener\">http:\/\/www.fiber-optic-transceiver-module.com\/1000base-t-vs-1000base-tx.html<\/a><\/li>\n<li><a href=\"http:\/\/www.fiber-optic-components.com\/1000base-x-sfp-modules-overview.html\" target=\"_blank\" rel=\"noopener\">http:\/\/www.fiber-optic-components.com\/1000base-x-sfp-modules-overview.html<\/a><\/li>\n<li><a href=\"http:\/\/www.fiber-optic-transceiver-module.com\/what-are-the-differences-between-sfp-sfp-xfp-qsfpqsfp-cfp-and-qsfp28.html\" target=\"_blank\" rel=\"noopener\">http:\/\/www.fiber-optic-transceiver-module.com\/what-are-the-differences-between-sfp-sfp-xfp-qsfpqsfp-cfp-and-qsfp28.html<\/a><\/li>\n<li><a href=\"http:\/\/www.fiber-optic-cable-sale.com\/10g-technology-10gbase-t-technology-vs-sfp-plus-technology.html\" target=\"_blank\" rel=\"noopener\">http:\/\/www.fiber-optic-cable-sale.com\/10g-technology-10gbase-t-technology-vs-sfp-plus-technology.html<\/a><\/li>\n<li><a href=\"https:\/\/e2echina.ti.com\/question_answer\/analog\/data_converters\/f\/58\/p\/125372\/350416\" target=\"_blank\" rel=\"noopener\">https:\/\/e2echina.ti.com\/question_answer\/analog\/data_converters\/f\/58\/p\/125372\/350416<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Overview \u7f51\u5361\u901a\u5e38\u5206\u4e3aPHY\u6216\u8005MAC+PHY\uff0c\u540e\u8005\u5e38\u4e3aIntel\u7684\u5404\u79cd\u7f51\u7edc\u82af\u7247\uff0c\u901a\u8fc7PCIe\u548c\u4e3b\u673a\u8fde\u63a5\uff0c\u4e3a\u7cfb\u7edf\u63d0\u4f9b\u5343\u5146\/\u4e07\u5146\u7684\u4ee5\u592a\u7f51\u8fde\u63a5\u3002 PHY\u901a\u5e38\u7528\u4e8eSOC\u7cfb\u7edf\uff0c\u6bd4\u5982ARM\/PowerPC\u7684SOC\u5904\u7406\u5668\u67b6\u6784\u4e2d\u3002\u5728\u6b64CPU\u4e2d\uff0c\u901a\u5e38\u5177\u5907\u4e00\u5404\u6216\u591a\u4e2aMAC\u63a7\u5236\u5668\uff0c\u6b64\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u5916\u9762\u63a5\u4e00\u4e2aPHY\u4e3a\u7cfb\u7edf\u6269\u5c55\u4ee5\u592a\u7f51\u8fde\u63a5\u80fd\u529b\u3002\u5176\u4e2dPHY\u548cCPU\u4e4b\u95f4\u7684\u8fde\u63a5\u79f0\u4e4b\u4e3aSystem Interface\uff0cPHY\u540e\u7aef\u7684\u8fde\u63a5\u79f0\u4e4b\u4e3aMedia Interface\u3002 System Interface [R]MII [R]GMII SGMII QSGMII XFI QSGMII\u4e3a4\u4e2aSGMII Media Interface 10M 10BASE-T 100M 100BASE-T 100BASE-FX 1000M 1000BASE-T &#8211; 4\u5bf9\u53cc\u7ede\u7ebf\u5168\u53cc\u5de5\uff0c\u9700\u8981\u4e94\u7c7b\u7ebf\u6216\u4ee5\u4e0a 1000BASE-TX &#8211; 4\u5bf9\u53cc\u7ede\u7ebf\uff0c\u5404\u4e24\u5bf9\u53d1\u9001\/\u63a5\u6536\uff0c\u9700\u8981\u516d\u7c7b\/\u4e03\u7c7b\u7ebf 1000BASE-X (IEEE 802.3.z&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[21],"tags":[328,327,325,326,324,323,322,319,320,321],"class_list":["post-1561","post","type-post","status-publish","format-standard","hentry","category-specification","tag-1000base-lx","tag-1000base-sx","tag-1000base-t","tag-1000base-x","tag-mac","tag-phy","tag-qsgmii","tag-sfp","tag-sgmii","tag-xfi"],"_links":{"self":[{"href":"http:\/\/kaoru.tech:7000\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/1561","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/kaoru.tech:7000\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/kaoru.tech:7000\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/kaoru.tech:7000\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/kaoru.tech:7000\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1561"}],"version-history":[{"count":8,"href":"http:\/\/kaoru.tech:7000\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/1561\/revisions"}],"predecessor-version":[{"id":1837,"href":"http:\/\/kaoru.tech:7000\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/1561\/revisions\/1837"}],"wp:attachment":[{"href":"http:\/\/kaoru.tech:7000\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1561"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/kaoru.tech:7000\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1561"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/kaoru.tech:7000\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1561"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}