{"id":2673,"date":"2013-09-04T22:25:49","date_gmt":"2013-09-04T20:25:49","guid":{"rendered":"http:\/\/www.kameli.net\/marq\/?p=2673"},"modified":"2013-09-04T22:49:25","modified_gmt":"2013-09-04T20:49:25","slug":"panasonicin-msx2-ja-turbomoodi","status":"publish","type":"post","link":"http:\/\/www.kameli.net\/marq\/?p=2673","title":{"rendered":"Panasonicin MSX2+ ja turbomoodi"},"content":{"rendered":"<p>Panasonicin MSX2+:t sis\u00e4lt\u00e4v\u00e4t erikoisen &#8220;turbomoodin&#8221;, joka ilmeisesti ylikellottaa sis\u00e4ll\u00e4 olevan MSX-enginen 3,58 MHz -&gt; 5,38 MHz (tai jonkun l\u00e4hteen mukaan 6 MHz:iin). T\u00e4m\u00e4 ominaisuus l\u00f6ytyy siis FS-A1-sarjalaisista FX, WX sek\u00e4 WSX. Ik\u00e4v\u00e4n\u00e4 sivuvaikutuksena mukana kellottuu samalla PSG, joten \u00e4\u00e4net soivat yl\u00e4vireess\u00e4. Turvon p\u00e4\u00e4lle survominen ei ole vaikeaa:<\/p>\n<pre style=\"padding-left: 30px;\">out 64,8:out 65,0<\/pre>\n<p>Eik\u00e4 pois:<\/p>\n<pre style=\"padding-left: 30px;\">out 64,8:out 65,1<\/pre>\n<p>Pelkkien numeroiden valossa nopeutuksen pit\u00e4isi olla 1,5-kertainen eli suoritusajoista pudota 33% pois, mutta todellisuudessa n\u00e4yt\u00f6nk\u00e4sittely, massamuisti ym. tasaavat nopeuseroa. Pieni BASIC-silmukka nopeutui 25% ja <em>aped<\/em>-editorissa merkkirivin t\u00e4yttyminen kesti 10 sekuntia verrattuna alkuper\u00e4iseen 15:een. Realistisin testeist\u00e4ni lienee ison paketin (R-Type) purku <em>pmextill\u00e4<\/em> kortinlukijalle:<\/p>\n<ul>\n<li>normikone, 6:10<\/li>\n<li>turbo p\u00e4\u00e4ll\u00e4, 4:31<\/li>\n<li>turbo R, 1:08<\/li>\n<\/ul>\n<p>Eron siis todellakin huomaa, mutta mihink\u00e4\u00e4n tR:n tasoiseen hurjasteluun ei venyt\u00e4. Ongelmistaan huolimatta moodi on tervetullut pikku lis\u00e4, joka saattaa s\u00e4\u00e4st\u00e4\u00e4 hieman hermoja raskaiden operaatioiden \u00e4\u00e4rell\u00e4. T\u00e4ss\u00e4 viel\u00e4 pikainen h\u00e4kkini <a href=\"http:\/\/www.kameli.net\/~marq\/msx\/pturbo.com\">pturbo.com<\/a>, jolla saa asetettua turbon p\u00e4\u00e4lle tai pois (on\/off) dossissa.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Panasonicin MSX2+:t sis\u00e4lt\u00e4v\u00e4t erikoisen &#8220;turbomoodin&#8221;, joka ilmeisesti ylikellottaa sis\u00e4ll\u00e4 olevan MSX-enginen 3,58 MHz -&gt; 5,38 MHz (tai jonkun l\u00e4hteen mukaan 6 MHz:iin). T\u00e4m\u00e4 ominaisuus l\u00f6ytyy siis FS-A1-sarjalaisista FX, WX sek\u00e4 WSX. Ik\u00e4v\u00e4n\u00e4 sivuvaikutuksena mukana kellottuu samalla PSG, joten \u00e4\u00e4net soivat yl\u00e4vireess\u00e4. Turvon p\u00e4\u00e4lle survominen ei ole vaikeaa: out 64,8:out 65,0 Eik\u00e4 pois: out 64,8:out 65,1 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,15,24],"tags":[],"class_list":["post-2673","post","type-post","status-publish","format-standard","hentry","category-laitteet","category-retro","category-softat"],"_links":{"self":[{"href":"http:\/\/www.kameli.net\/marq\/index.php?rest_route=\/wp\/v2\/posts\/2673","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.kameli.net\/marq\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.kameli.net\/marq\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.kameli.net\/marq\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.kameli.net\/marq\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2673"}],"version-history":[{"count":4,"href":"http:\/\/www.kameli.net\/marq\/index.php?rest_route=\/wp\/v2\/posts\/2673\/revisions"}],"predecessor-version":[{"id":2677,"href":"http:\/\/www.kameli.net\/marq\/index.php?rest_route=\/wp\/v2\/posts\/2673\/revisions\/2677"}],"wp:attachment":[{"href":"http:\/\/www.kameli.net\/marq\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2673"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.kameli.net\/marq\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2673"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.kameli.net\/marq\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2673"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}