{"id":313,"date":"2025-08-05T19:13:06","date_gmt":"2025-08-05T18:13:06","guid":{"rendered":"https:\/\/www.tuxik.cz\/?p=313"},"modified":"2025-08-05T19:13:07","modified_gmt":"2025-08-05T18:13:07","slug":"rpi-zero-w-a-usb","status":"publish","type":"post","link":"http:\/\/tuxik.cz\/?p=313","title":{"rendered":"RPi zero W a USB"},"content":{"rendered":"\n<p>Kdy\u017e jsem pot\u0159eboval rychle zbastlit IOT za\u0159\u00edzen\u00ed, kter\u00e9 vyu\u017e\u00edv\u00e1 USB, padl rychl\u00fd pohled do \u0161upl\u00edku, kde leta le\u017eelo bez u\u017eitku Raspberry Pi zero W, kter\u00e9 jsem kdysi levn\u011b po\u0159\u00eddil. Jen\u017ee RPi zero m\u00e1 nam\u00edsto standardn\u00edho USB A konektoru 2 konektory microUSB (jeden jen pro nap\u00e1jen\u00ed) a redukci USB-OTG jsem nem\u011bl. Tak p\u0159i\u0161la na \u0159adu p\u00e1je\u010dka, USB A konektor vykuchan\u00fd z b\u016fhv\u00ed \u010deho a za 5 minut bylo hotovo. <br><br>Pro inspiraci i &#8222;schema&#8220; a fotky, jak to m\u016f\u017ee vypadat. Snad n\u011bkomu p\u0159isp\u011bvek pom\u016f\u017ee.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.tuxik.cz\/wp-content\/uploads\/usba.png\"><img decoding=\"async\" loading=\"lazy\" width=\"248\" height=\"328\" src=\"https:\/\/www.tuxik.cz\/wp-content\/uploads\/usba.png\" alt=\"\" class=\"wp-image-314\" srcset=\"http:\/\/tuxik.cz\/wp-content\/uploads\/usba.png 248w, http:\/\/tuxik.cz\/wp-content\/uploads\/usba-227x300.png 227w\" sizes=\"(max-width: 248px) 100vw, 248px\" \/><\/a><\/figure>\n\n\n\n<p>USB A konektor p\u0159i pohledu zespodu.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.tuxik.cz\/wp-content\/uploads\/rpizerow.png\"><img decoding=\"async\" loading=\"lazy\" width=\"947\" height=\"605\" src=\"https:\/\/www.tuxik.cz\/wp-content\/uploads\/rpizerow.png\" alt=\"\" class=\"wp-image-315\" srcset=\"http:\/\/tuxik.cz\/wp-content\/uploads\/rpizerow.png 947w, http:\/\/tuxik.cz\/wp-content\/uploads\/rpizerow-300x192.png 300w, http:\/\/tuxik.cz\/wp-content\/uploads\/rpizerow-768x491.png 768w\" sizes=\"(max-width: 947px) 100vw, 947px\" \/><\/a><\/figure>\n\n\n\n<p>Pinout RPi zero zespodu. U n\u011bkter\u00fdch nov\u011bj\u0161\u00edch verz\u00ed je nam\u00edsto PP22 a PP23 p\u0159\u00edmo ozna\u010den\u00ed D+ a D-.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.tuxik.cz\/wp-content\/uploads\/528787005_10229928205376601_672509379774197339_n.jpg\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"771\" src=\"https:\/\/www.tuxik.cz\/wp-content\/uploads\/528787005_10229928205376601_672509379774197339_n-1024x771.jpg\" alt=\"\" class=\"wp-image-316\" srcset=\"http:\/\/tuxik.cz\/wp-content\/uploads\/528787005_10229928205376601_672509379774197339_n-1024x771.jpg 1024w, http:\/\/tuxik.cz\/wp-content\/uploads\/528787005_10229928205376601_672509379774197339_n-300x226.jpg 300w, http:\/\/tuxik.cz\/wp-content\/uploads\/528787005_10229928205376601_672509379774197339_n-768x578.jpg 768w, http:\/\/tuxik.cz\/wp-content\/uploads\/528787005_10229928205376601_672509379774197339_n-1536x1157.jpg 1536w, http:\/\/tuxik.cz\/wp-content\/uploads\/528787005_10229928205376601_672509379774197339_n.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>A bastl je na sv\u011bt\u011b. Pozor, RPi zero W m\u00e1 na USB opravdu mal\u00fd proud a p\u0159i p\u0159ekro\u010den\u00ed dojde k restartu. Pro zapojen\u00ed n\u00e1ro\u010dn\u011bj\u0161\u00edch za\u0159\u00edzen\u00ed pou\u017eijte USB hub s extern\u00edm nap\u00e1jen\u00edm. Tak a\u0165 to funguje ! \ud83d\ude42 <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kdy\u017e jsem pot\u0159eboval rychle zbastlit IOT za\u0159\u00edzen\u00ed, kter\u00e9 vyu\u017e\u00edv\u00e1 USB, padl rychl\u00fd pohled do \u0161upl\u00edku, kde leta le\u017eelo bez u\u017eitku Raspberry Pi zero W, kter\u00e9 jsem kdysi levn\u011b po\u0159\u00eddil. Jen\u017ee RPi zero m\u00e1 nam\u00edsto standardn\u00edho USB A konektoru 2 konektory &hellip; <a href=\"http:\/\/tuxik.cz\/?p=313\">Cel\u00fd p\u0159\u00edsp\u011bvek <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/tuxik.cz\/index.php?rest_route=\/wp\/v2\/posts\/313"}],"collection":[{"href":"http:\/\/tuxik.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/tuxik.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/tuxik.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/tuxik.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=313"}],"version-history":[{"count":1,"href":"http:\/\/tuxik.cz\/index.php?rest_route=\/wp\/v2\/posts\/313\/revisions"}],"predecessor-version":[{"id":317,"href":"http:\/\/tuxik.cz\/index.php?rest_route=\/wp\/v2\/posts\/313\/revisions\/317"}],"wp:attachment":[{"href":"http:\/\/tuxik.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=313"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/tuxik.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=313"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/tuxik.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=313"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}