{"id":159598,"date":"2021-05-07T09:55:59","date_gmt":"2021-05-07T07:55:59","guid":{"rendered":"https:\/\/hikitec.de\/usb-2-0-vs-3-0\/"},"modified":"2021-05-07T09:56:02","modified_gmt":"2021-05-07T07:56:02","slug":"usb-2-0-vs-3-0","status":"publish","type":"page","link":"https:\/\/hikitec.de\/cs\/usb-2-0-vs-3-0\/","title":{"rendered":"USB 2.0 vs 3.0"},"content":{"rendered":"<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '   itemprop=\"text\" ><p><strong>USB 2.0 vs. 3.0 &#8211; jak\u00fd je mezi nimi rozd\u00edl?<\/strong><\/p>\n<p>Jeden z rozd\u00edl\u016f mezi USB 2.0 a 3.x0 spo\u010d\u00edv\u00e1 v tom, \u017ee prvn\u00ed z nich pou\u017e\u00edv\u00e1 metodu polovi\u010dn\u00edho duplexu. To znamen\u00e1, \u017ee data lze p\u0159en\u00e1\u0161et v\u017edy pouze jedn\u00edm sm\u011brem.<br \/>\nStandard USB 3.x v\u0161ak zn\u00e1 p\u0159enos dat v obou sm\u011brech. Verze 3.x nab\u00edz\u00ed tak\u00e9 v\u00fdznamnou v\u00fdhodu z hlediska rychlosti. Pokud se bl\u00ed\u017ee pod\u00edv\u00e1te na USB 2.0 vs. 3.x,<br \/>\nzjist\u00edte, \u017ee p\u0159enosov\u00e1 rychlost technicky modern\u011bj\u0161\u00edho rozhran\u00ed USB 3.x je desetkr\u00e1t vy\u0161\u0161\u00ed ne\u017e u USB 2.0.<\/p>\n<p><strong>USB 2.0:<\/strong><\/p>\n<p>Za\u0159\u00edzen\u00ed s rozhran\u00edm 2.0 lze p\u0159ipojit k portu USB 3.x a alespo\u0148 m\u00edrn\u011b zv\u00fd\u0161it p\u0159enosovou rychlost.<\/p>\n<p>Specifikace USB 2.0 byla p\u0159edstavena v roce 2000 a v sou\u010dasnosti je nejroz\u0161\u00ed\u0159en\u011bj\u0161\u00ed v modern\u00edch po\u010d\u00edta\u010dov\u00fdch syst\u00e9mech.<br \/>\nP\u0159enosov\u00e1 rychlost se pohybuje v rozmez\u00ed 3~10 MB\/s pro rychlost z\u00e1pisu a 10~25 MB\/s pro rychlost \u010dten\u00ed.<\/p>\n<p><strong>USB 3.x:<\/strong><\/p>\n<p>Za\u0159\u00edzen\u00ed s rozhran\u00edm USB 3.x funguj\u00ed i na portu USB 2.0, ale v\u00fdhody rozhran\u00ed USB 3.x zde nelze vyu\u017e\u00edt.<\/p>\n<p>Pokud je port USB uvnit\u0159 modr\u00fd, jedn\u00e1 se o port USB 3.x. jsou dva vodi\u010de pro sign\u00e1l a nap\u00e1jec\u00ed veden\u00ed a dva dal\u0161\u00ed p\u00e1ry sign\u00e1ln\u00edch vodi\u010d\u016f a jeden vodi\u010d<br \/>\nP\u0159\u00eddavn\u00e9 zemn\u00ed spojen\u00ed. D\u00e9lka kabelu max. T\u0159i metry.<br \/>\nVedle spoj\u016f se \u010dasto nach\u00e1z\u00ed mal\u00e1 zna\u010dka. Ozna\u010den\u00ed &#8222;SS&#8220; (Superspeed) nebo &#8222;3.x&#8220; ozna\u010duje port USB 3.x.<br \/>\nOtev\u0159ete Spr\u00e1vce za\u0159\u00edzen\u00ed, kde najdete v\u0161echny porty USB v kategorii &#8222;\u0158adi\u010de USB&#8220;. Pokud zde vid\u00edte v\u00fdraz &#8222;USB 3.x&#8220;, je takov\u00fd port ur\u010dit\u011b p\u0159\u00edtomen.<\/p>\n<p>P\u0159enosov\u00e1 rychlost se pohybuje v rozmez\u00ed 10 ~ 45 MB\/s pro rychlost z\u00e1pisu a 60 ~ 150 MB\/s pro rychlost \u010dten\u00ed.<\/p>\n<p><strong>USB 2.0:<\/strong><br \/>\nRychlost sekven\u010dn\u00edho z\u00e1pisu v rozmez\u00ed 3~10 MB\/s<br \/>\nRychlost sekven\u010dn\u00edho \u010dten\u00ed v rozmez\u00ed 10 ~ 25 MB\/s<\/p>\n<p><strong>USB 3.x:<\/strong><br \/>\nRychlost sekven\u010dn\u00edho z\u00e1pisu v rozmez\u00ed 10 ~ 45 MB\/s<br \/>\nRychlost sekven\u010dn\u00edho \u010dten\u00ed v rozmez\u00ed 60 ~ 150 MB\/s<\/p>\n<p>Tyto rychlosti \u010dten\u00ed a z\u00e1pisu jsou orienta\u010dn\u00ed.<\/p>\n<\/div><\/section>\n<section class=\"av_textblock_section \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock  '   itemprop=\"text\" ><input type=\"button\" value=\"Zp\u011bt\" class=\"alg_back_button_input \" style=\"\" onclick=\"window.history.back()\" \/>\n<\/div><\/section>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-159598","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/hikitec.de\/cs\/wp-json\/wp\/v2\/pages\/159598","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hikitec.de\/cs\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/hikitec.de\/cs\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/hikitec.de\/cs\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/hikitec.de\/cs\/wp-json\/wp\/v2\/comments?post=159598"}],"version-history":[{"count":5,"href":"https:\/\/hikitec.de\/cs\/wp-json\/wp\/v2\/pages\/159598\/revisions"}],"predecessor-version":[{"id":159603,"href":"https:\/\/hikitec.de\/cs\/wp-json\/wp\/v2\/pages\/159598\/revisions\/159603"}],"wp:attachment":[{"href":"https:\/\/hikitec.de\/cs\/wp-json\/wp\/v2\/media?parent=159598"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}