{"id":929909,"date":"2015-10-01T17:49:43","date_gmt":"2015-10-01T16:49:43","guid":{"rendered":"http:\/\/sindik.at\/?p=929909"},"modified":"2015-10-02T21:20:56","modified_gmt":"2015-10-02T20:20:56","slug":"zapisky-092015","status":"publish","type":"post","link":"https:\/\/sindik.at\/?p=929909","title":{"rendered":"Z\u00e1pisky 09\/2015"},"content":{"rendered":"<p>Na ostatnom stretnut\u00ed sa n\u00e1s zi\u0161lo p\u00e4\u0165.<\/p>\n<p><!--more--><\/p>\n<p>Sobotn\u00e9 r\u00e1no som za\u010dal presunom do Bratislavy, kde sa konala <a href=\"http:\/\/www.skvajnorska.sk\/vymenne-stretnutia-zberatelov-2015\/\">burza elektroniky na Vajnorskej<\/a>. \u00a0Stretol som tam zop\u00e1r zn\u00e1mych, sem-tam aj prehodil slovo s predajcami, pok\u00fapil p\u00e1r drobnost\u00ed &#8211; nejak\u00fd RAM modul, 2.5\u201d PATA hard disk, ale napr\u00edklad aj vreckov\u00fd telev\u00edzor Casio, ktor\u00fd sa mi pozd\u00e1val ako n\u00fadzov\u00e9 zobrazovadlo k Spektru. K burzovej skupinke sa \u010doskoro pridal aj Ub880d a t\u00fato \u010das\u0165 d\u0148a sme zav\u0155\u0161ili neskor\u00fdmi ra\u0148ajkami v bufete, kde si dal ka\u017ed\u00fd pod\u013ea v\u00fdberu &#8211; klob\u00e1sku \u010di p\u00e1rky.<\/p>\n<p>Presunuli sme sa k autu a Ub e\u0161te vybehol domov pre bi\u017eut\u00e9riu, s ktorou by sme vedeli otestova\u0165 zak\u00fapen\u00e9 PC komponenty &#8211; konkr\u00e9tne PATA\/USB \u0161ufl\u00ed\u010dek 2,5\u201d.<\/p>\n<p>Zakr\u00e1tko za\u010dal n\u00e1\u0161 presun do Smolen\u00edc, trochu n\u00e1s dr\u017eali cest\u00e1ri na D1 ako u\u017e b\u00fdva zvykom t\u00fdchto popr\u00e1zdninov\u00fdch dn\u00ed. Za necel\u00fa hodinku sme sa dopravili do destin\u00e1cie. Aj ke\u010f nie priamo do klubovne, ale Ub si \u00a0nechcel necha\u0165 ujs\u0165 pr\u00edle\u017eitos\u0165 nak\u00fapi\u0165 dobr\u00fa \u010dapovan\u00fa P\u00e1lavu v miestnej vinot\u00e9ke. Ja som tie\u017e neodolal. A samozrejme sme pri\u0161li na spr\u00e1vnu adresu, preto\u017ee pred <a href=\"http:\/\/www.vinoteka-galeria.sk\/\">vinot\u00e9kou<\/a> u\u017e st\u00e1lo povedom\u00e9 \u010derven\u00e9 auto a vo vn\u00fatri sme sa \u00faplne nepl\u00e1novane stretli s Ellvisom a Z00mom. Tak\u017ee v klubovni sa v tom \u010dase nach\u00e1dzal iba \u010ci\u017eo, ktor\u00fd dr\u017eal \u0161tandardu do n\u00e1\u0161ho n\u00e1sledn\u00e9ho pr\u00edchodu. Kone\u010dne sme sa rozbalili a za\u010dali venova\u0165 prim\u00e1rnym z\u00e1bavk\u00e1m d\u0148a.<\/p>\n<p>Ellvis mal n\u00e1cvik rozoberania a skladania dvoch kusov Sam Coup\u00e9. Kombinoval dobr\u00e9 a menej dobr\u00e9 komponenty, aby si poskladal chodiacu ma\u0161inu so v\u0161etk\u00fdm \u010do v nej potrebuje. Druh\u00fa mi daroval a ja som od onej soboty nov\u00fdm \u0161\u0165astn\u00fdm majite\u013eom &#8211; hoci nefunk\u010dn\u00e9ho &#8211; ale predsa len Sam Coup\u00e9. Po\u010d\u00edta\u010da, o ktorom som to\u013ek\u00e9 roky sn\u00edval a slintal nad Fifom a in\u00fdmi dobov\u00fdmi \u010dasopismi, kde bol vyobrazen\u00fd. Pote\u0161il som sa ako Dobby pono\u017eke.<\/p>\n<p>\u010eal\u0161\u00edm prekvapen\u00edm, ktor\u00e9 si Ellvis pre n\u00e1s pripravil bol NewBrain od Grundy resp. p\u00f4vodne od Sinclair Radionics. O tomto po\u010dine spod ruky sira Clivea som jak\u017eiv nepo\u010dul. A v r\u00e1mci poobednej pauzy n\u00e1m o \u0148om Ellvis porozpr\u00e1val &#8211; jednak ak\u00fd bol osud tejto vetvy v\u00fdvoja, ale aj podrobnosti o konkr\u00e9tnom kuse, ktor\u00fd z\u00edskal.<\/p>\n<p>Ub880d a \u010ci\u017eo sa venovali assembleru Z80ASM na Commodore 128. Konkr\u00e9tne mali na pl\u00e1ne naimplementova\u0165 najefekt\u00edvnej\u0161\u00ed flood-fill algoritmus a otestova\u0165 ho na vzorovom obr\u00e1zku. Predpoklad\u00e1m, \u017ee to bola ich odpove\u010f na ak\u00fasi s\u00fa\u0165a\u017e v asm k\u00f3den\u00ed .<\/p>\n<p>Z00m mal pred sebou na stole rozlo\u017een\u00fd &#8211; ako inak &#8211; r\u00f4zny ZX hardv\u00e9r: gum\u00e1k, Ellvisovu Gamu a Mikove AY. Ka\u017ed\u00fd kus bolo bu\u010f treba otestova\u0165, alebo mal nejak\u00fa z\u00e1vadu. Gum\u00e1k bol zlepen\u00fd z opravenej a vynovenej dosky Issue 6A z Delty a pekn\u00e9ho z\u00e1novn\u00e9ho obalu, ktor\u00fd v\u0161ak mal kl\u00e1vesnicov\u00fa membr\u00e1nu v z\u00fafalom stave. Preto sa Z00m rozhodol u\u017e po\u010das stretnutia objedna\u0165 n\u00e1hradu.<\/p>\n<p>Gama mala dlhodob\u00e9 probl\u00e9my s polradou kl\u00e1ves Q-T. Pam\u00e4t\u00e1m sa, \u017ee sme sa tomuto probl\u00e9mu venovali e\u0161te v Petr\u017ealke pred p\u00e1r rokmi. Tentokr\u00e1t sa to kone\u010dne podarilo rozl\u00fasknu\u0165. Probl\u00e9mom bol studen\u00fd spoj na doske kl\u00e1vesnice, ktor\u00fd viedol nieko\u013ek\u00fdmi prekoven\u00fdmi dierami do oblasti nefun\u010dn\u00fdch kl\u00e1ves. Vyrie\u0161ilo sa to pridan\u00edm dr\u00f4tika medzi pr\u00edvodom a kone\u010dnou cesti\u010dkou.<\/p>\n<p>Melodik hral o okt\u00e1vu vy\u0161\u0161ie. M\u00e1m pocit, \u017ee aj po v\u00fdmene nieko\u013ek\u00fdch s\u00fa\u010diastok sa spr\u00e1val rovnako a ak sa dobre pam\u00e4t\u00e1m, Z00m to nechal v p\u00f4vodnom stave. Na skladanie \u2018Just Speccy 128\u2019 nezostal \u010das, lebo sa Z00m zbalil sk\u00f4r a odi\u0161iel vari\u0165 gul\u00e1\u0161 kamsi smerom na Senec.<\/p>\n<p>Ja som sa prim\u00e1rne venoval kibicovaniu do v\u0161etk\u00fdch vec\u00ed, ktor\u00e9 mali \u00fa\u010dastnici stretnutia rozroben\u00e9 a nesk\u00f4r som testoval vreckov\u00fd Casio telev\u00edzor z burzy. Pote\u0161il som sa, ke\u010f som zistil, \u017ee funguje a dokonca je na \u0148om mo\u017en\u00e9 aj pozorova\u0165 v\u00fdstup zo Spektra.<\/p>\n<p>\u010ealej som sa sna\u017eil som o\u017eivi\u0165 a rozbeha\u0165 WiFi modul s ESP8266. Za\u010dal som s prip\u00e1jan\u00edm k laptopu a n\u00e1sledne som chcel prejs\u0165 k pripojeniu na +2. Ke\u010f\u017ee som si nena\u0161tudoval spr\u00e1vne dokument\u00e1ciu, zdalo sa mi, \u017ee modul po\u010d\u00faval [preto\u017ee modr\u00e1 LEDka na RX blikala], ale neodpovedal. Zabudol som toti\u017e na sign\u00e1l Enable privies\u0165 Vcc, tak\u017ee samotn\u00fd \u010dip zostal v sleep mode. Pri hr\u00e1tkach so s\u00e9riov\u00fdm portom som si op\u00e4\u0165 trochu osvie\u017eil pam\u00e4\u0165 a zistil som, \u017ee +2 posiela \u0161tandardne LLIST\/LPRINT priamo na RS-232 r\u00fdchlos\u0165ou 9600Bd, pri\u010dom na +2A\/+3, ktor\u00e9 som pou\u017e\u00edval v poslednom \u010dase \u010dastej\u0161ie treba najprv nastavi\u0165 spr\u00e1vny <a href=\"http:\/\/www.worldofspectrum.org\/ZXSpectrum128+3Manual\/chapter8pt21.html\">FORMAT LPRINT<\/a> na s\u00e9riov\u00fa alebo paraleln\u00fa linku. Na z\u00e1ver som chcel e\u0161te potr\u00e1pi\u0165 klubov\u00fa ma\u0161inu, ale \u010das op\u00e4\u0165 ubehol ve\u013emi r\u00fdchlo, tak som ju nakoniec upratal bez zapnutia.<\/p>\n<p>De\u0148 sme s \u010ci\u017eom zakon\u010dili n\u00e1v\u0161tevou pezinsk\u00e9ho vinobrania, kde sme ochutnali v\u00fdborn\u00fd \u010derven\u00fd bur\u010diak odrody Dornfelder, zahryzli cig\u00e1nsku a pokochali sa slovenskou kult\u00farou pod postaven\u00fdmi p\u00f3diami.<\/p>\n<p>U\u017e sa te\u0161\u00edm na \u010fal\u0161ie stretnutie. Tomu v\u0161ak bude zrejme predch\u00e1dza\u0165 <a href=\"http:\/\/www.bytefest.org\">ByteFest<\/a> za\u010d\u00ednaj\u00faci u\u017e o t\u00fd\u017ede\u0148 v piatok.<\/p>\n<p>\/ikon<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Na ostatnom stretnut\u00ed sa n\u00e1s zi\u0161lo p\u00e4\u0165.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[7],"tags":[],"class_list":["post-929909","post","type-post","status-publish","format-standard","hentry","category-tema-4-stretnutia-php"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p5aqy8-3TUx","jetpack_likes_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/sindik.at\/index.php?rest_route=\/wp\/v2\/posts\/929909","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sindik.at\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sindik.at\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sindik.at\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sindik.at\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=929909"}],"version-history":[{"count":2,"href":"https:\/\/sindik.at\/index.php?rest_route=\/wp\/v2\/posts\/929909\/revisions"}],"predecessor-version":[{"id":929912,"href":"https:\/\/sindik.at\/index.php?rest_route=\/wp\/v2\/posts\/929909\/revisions\/929912"}],"wp:attachment":[{"href":"https:\/\/sindik.at\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=929909"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sindik.at\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=929909"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sindik.at\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=929909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}