{"id":1675,"date":"2014-09-10T10:12:04","date_gmt":"2014-09-10T08:12:04","guid":{"rendered":"https:\/\/zz-indigo.mavipet.sk\/?p=1675"},"modified":"2019-10-29T18:04:50","modified_gmt":"2019-10-29T18:04:50","slug":"zx81-composite-video-zz-vid","status":"publish","type":"post","link":"https:\/\/zz-indigo.mavipet.sk\/?p=1675","title":{"rendered":"ZX81- composite video (ZZ-vid)"},"content":{"rendered":"<p>Tak s\u013eubovan\u00e1 sch\u00e9ma a PCB. mojej vezie ZZ8-CCB. Oproti origin\u00e1lu s\u00fa realizovan\u00e9 len tieto zmeny:<\/p>\n<ol>\n<li>Pou\u017e\u00edvam stabiliz\u00e1tor (Je mo\u017en\u00e9 nahradi\u0165 di\u00f3dami. Ale stabiliz\u00e1tor m\u00e1 lep\u0161\u00ed v\u00fdstup \u010do sa m\u00f4\u017ee prejavi\u0165 na kvalite obrazu)<\/li>\n<li>Vyhoden\u00e1 mo\u017enos\u0165 inverzn\u00e9ho videa<\/li>\n<li>Pou\u017e\u00edvam hradl\u00e1 74HC namiesto 74LVC (HC s\u00fa be\u017ene dostupn\u00e9 a pri pou\u017eitom nap\u00e1jan\u00ed sa spr\u00e1vaj\u00fa rovnako)<\/li>\n<\/ol>\n<p>Pokia\u013e potrebujete inverzn\u00e9 video alebo sa nec\u00edtite na stavbu ra\u010dej <a href=\"http:\/\/www.sellmyretro.com\/offer\/details\/ZX8-CCB---video-output-for-ZX81-3712\">si k\u00fapte &#8222;origin\u00e1l&#8220;<\/a>. Cena nieje premr\u0161ten\u00e1 a PokeMon si to za tento nezvy\u010dajn\u00fd n\u00e1pad zasl\u00fa\u017ei.<\/p>\n<p><!--more--><\/p>\n<p>Zoznam s\u00fa\u010diastok:<\/p>\n<ul>\n<li>2x 10u kondenz\u00e1tor (Pou\u017ei\u0165 5mm priemer inak sa nevmest\u00ed)<\/li>\n<li>1x 7803 alebo iny 3.3V stabilizator.<\/li>\n<li>1x 100n kondenz\u00e1tor<\/li>\n<li>1x 1n kondenz\u00e1tor<\/li>\n<li>1x 10k odpor<\/li>\n<li>1x 220R odpor<\/li>\n<li>1x 380R odpor<\/li>\n<li>2x 5k trimre &#8222;64 W 5K&#8220;<\/li>\n<li>1x shottkyho di\u00f3da napr\u00edklad BAT81, BAT43<\/li>\n<li>1x 74HC00 ale 74HC08 <span style=\"color: #ff0000;\"><strong>POZOR mus\u00ed sa jedna\u0165 o HC radu LS \u010di HCT nebud\u00fa fungovza\u0165<\/strong><\/span><\/li>\n<\/ul>\n<p>PCB je navrhnut\u00e9 tak aby mohlo nahradi\u0165 obsah p\u00f4vodn\u00e9ho modul\u00e1tora UM1233. Zem nem\u00e1 v\u00fdvod po\u010d\u00edta sa z pripojen\u00edm k telu modul\u00e1tora, rovnako ako bola realizovan\u00e9 pripojenie p\u00f4vodn\u00e9ho modul\u00e1tora. Preto ak si budete d\u00e1va\u0165 PCB vyrobi\u0165 tak bez nep\u00e1jivej masky ide\u00e1lne poc\u00ednovan\u00fd.<\/p>\n<p>Nakoniec e\u0161te Eagle s\u00fabory a PDF exporty: <a href=\"https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/ZZ_VID.zip\">ZZ_VID.zip<\/a><\/p>\n<p><a href=\"https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/zz_vid.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-1676\" src=\"https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/zz_vid-1024x706.png\" alt=\"schema\" width=\"584\" height=\"402\" srcset=\"https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/zz_vid-1024x706.png 1024w, https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/zz_vid-300x207.png 300w, https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/zz_vid-768x530.png 768w, https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/zz_vid-1200x827.png 1200w, https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/zz_vid.png 2048w\" sizes=\"auto, (max-width: 584px) 100vw, 584px\" \/><\/a> <a href=\"https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/zz_vid_PCB.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1677\" src=\"https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/zz_vid_PCB.png\" alt=\"PCB\" width=\"479\" height=\"339\" srcset=\"https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/zz_vid_PCB.png 479w, https:\/\/zz-indigo.mavipet.sk\/wp-content\/uploads\/2014\/09\/zz_vid_PCB-300x212.png 300w\" sizes=\"auto, (max-width: 479px) 100vw, 479px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tak s\u013eubovan\u00e1 sch\u00e9ma a PCB. mojej vezie ZZ8-CCB. Oproti origin\u00e1lu s\u00fa realizovan\u00e9 len tieto zmeny: Pou\u017e\u00edvam stabiliz\u00e1tor (Je mo\u017en\u00e9 nahradi\u0165 di\u00f3dami. Ale stabiliz\u00e1tor m\u00e1 lep\u0161\u00ed v\u00fdstup \u010do sa m\u00f4\u017ee prejavi\u0165 na kvalite obrazu) Vyhoden\u00e1 mo\u017enos\u0165 inverzn\u00e9ho videa Pou\u017e\u00edvam hradl\u00e1 74HC &hellip; <a href=\"https:\/\/zz-indigo.mavipet.sk\/?p=1675\">Pokra\u010dova\u0165 v \u010d\u00edtan\u00ed <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,5,13],"tags":[],"class_list":["post-1675","post","type-post","status-publish","format-standard","hentry","category-hw-a-sw","category-ostatne","category-zx81"],"_links":{"self":[{"href":"https:\/\/zz-indigo.mavipet.sk\/index.php?rest_route=\/wp\/v2\/posts\/1675","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zz-indigo.mavipet.sk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zz-indigo.mavipet.sk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zz-indigo.mavipet.sk\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zz-indigo.mavipet.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1675"}],"version-history":[{"count":1,"href":"https:\/\/zz-indigo.mavipet.sk\/index.php?rest_route=\/wp\/v2\/posts\/1675\/revisions"}],"predecessor-version":[{"id":2190,"href":"https:\/\/zz-indigo.mavipet.sk\/index.php?rest_route=\/wp\/v2\/posts\/1675\/revisions\/2190"}],"wp:attachment":[{"href":"https:\/\/zz-indigo.mavipet.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1675"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zz-indigo.mavipet.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1675"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zz-indigo.mavipet.sk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1675"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}