{"id":13208,"date":"2025-07-06T17:37:52","date_gmt":"2025-07-06T17:37:52","guid":{"rendered":"https:\/\/www.fambach.net\/?p=13208"},"modified":"2026-05-10T11:27:21","modified_gmt":"2026-05-10T11:27:21","slug":"retro_pojekt-retro-projekt-monotech-isa-doublerom","status":"publish","type":"post","link":"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/","title":{"rendered":"Retro Project \u2013 Monotech ISA Double ROM"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Contents\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Link_zum_Projekt\" >Link to the project<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Ansichten\" >Views<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Fakten\" >Facts<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Schaltplane\" >Schaltpl&auml;ne<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Dokumentation\" >Documentation<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Dipschalter\" >DIP switch<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#ROM_Grose\" >ROM Gr&ouml;&szlig;e<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Zusammenbau\" >Assembly<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Platine\" >Record<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Bauteile\" >Components<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Aufbau\" >Structure<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Varianten\" >Variations<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Reihenfolge\" >Order<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Inbetriebnahme\" >Commissioning<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Floppy_Bios\" >Floppy BIOS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#XTIDE_Univeral_Bios\" >XTIDE Universal BIOS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#ROMOS\" >Roman<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#SupersoftLandmark_Diagnostic_ROM\" >Supersoft\/Landmark Diagnostic ROM<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#SupersoftLandmark_Diagnostic_ROM_AT_Version\" >Supersoft\/Landmark Diagnostic ROM (AT Version)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Ruuds_Diagnostic_ROM\" >Ruud's Diagnostic ROM<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#X_Ram_Rest\" >X Ram Rest<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#IBM_ROM_Basic\" >IBM ROM Basic<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#GLaBios\" >GLaDOS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#v40-bios\" >V40 BIOS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#ROMDOS\" >ROMDOS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Super_PCTurbo_XT_BIOS_31\" >Super PC\/Turbo XT BIOS 3.1<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Sonstiges\" >Miscellaneous<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Generelle_Tips\" >General Tips<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Probleme\" >Problems<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Fazit\" >Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Verwandte_Beitrage\" >Verwandte Beitr&auml;ge<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Quellen\" >Sources<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Zum_Projekt\" >To the project<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Retro_Seiten\" >Retro pages<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Retro_Foren\" >Retro Forensics<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Retro_Shops\" >Retro Shops<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/#Logbuch\" >Logbook<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Warum eine Karte mit nur einem ROM nehmen wenn ich doch eine bekommen kann die gleich zwei hat. Genau das m&ouml;gen sich die Entwickler von Monotech auch gedacht haben und haben eine Double ROM Karte layouted und noch besser sie haben die Hardware open source gemacht. Wer also nicht selbst basteln m&ouml;chte kann sich <a href=\"https:\/\/monotech.fwscart.com\/category\/cards\">here <\/a>das Original mit vielen anderen sch&ouml;nen Projekten zusammengebaut kaufen (Diese Werbung ist nicht gesponsort \ud83d\ude09 ).  <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>ADDENDUM <\/strong>Bei jeder neuen Platine mit Schaltern habe ich meist das Problem, dass meine Schalter auf Lager nicht passen. Diesmal habe ich mir SMD Schalter bestellt und die Pins so umgebogen, dass sie in die L&ouml;cher passen.<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Link_zum_Projekt\"><\/span>Link to the project<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/monotech\/ISA-DoubleROM\">Link to the project<\/a><\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ansichten\"><\/span>Views<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200416.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"662\" data-id=\"13211\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200416-1024x662.jpg\" alt=\"\" class=\"wp-image-13211\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200416-1024x662.jpg 1024w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200416-300x194.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200416-768x496.jpg 768w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200416.jpg 1286w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\" \/><\/a><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM \u2013 Front board only<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200359-2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"698\" data-id=\"13212\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200359-2-1024x698.jpg\" alt=\"\" class=\"wp-image-13212\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200359-2-1024x698.jpg 1024w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200359-2-300x205.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200359-2-768x524.jpg 768w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200359-2-1536x1047.jpg 1536w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_200359-2-2048x1396.jpg 2048w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\" \/><\/a><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM &#8211; Nur Platine R&uuml;ckseite<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"710\" data-id=\"13213\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-1024x710.jpg\" alt=\"\" class=\"wp-image-13213\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-1024x710.jpg 1024w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-300x208.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-768x533.jpg 768w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-1536x1066.jpg 1536w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-2048x1421.jpg 2048w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\" \/><\/a><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM &#8211; Platine best&uuml;ckt Vorderseite<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190622-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"720\" data-id=\"13214\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190622-1024x720.jpg\" alt=\"\" class=\"wp-image-13214\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190622-1024x720.jpg 1024w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190622-300x211.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190622-768x540.jpg 768w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190622-1536x1079.jpg 1536w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190622-2048x1439.jpg 2048w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\" \/><\/a><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM &#8211; Platine best&uuml;ckt R&uuml;ckseite<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_192851-1-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"671\" data-id=\"13948\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_192851-1-1024x671.jpg\" alt=\"\" class=\"wp-image-13948\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_192851-1-1024x671.jpg 1024w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_192851-1-300x197.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_192851-1-768x503.jpg 768w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_192851-1-1536x1007.jpg 1536w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_192851-1-2048x1342.jpg 2048w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\" \/><\/a><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM \u2013 With red DIP switches<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_193110-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"707\" data-id=\"13949\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_193110-1024x707.jpg\" alt=\"\" class=\"wp-image-13949\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_193110-1024x707.jpg 1024w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_193110-300x207.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_193110-768x530.jpg 768w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_193110-1536x1060.jpg 1536w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250706_193110-2048x1414.jpg 2048w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\" \/><\/a><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM &#8211; Mit g&uuml;nsticken EPROM Sockeln<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fakten\"><\/span>Facts<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Platz f&uuml;r zwei EEPROMS.<\/li>\n\n\n\n<li>Pro Rom kann zwischen 8K und 32K gew&auml;hlt werden (Beschriftung auf der Platine ist falsch)<\/li>\n\n\n\n<li>The address can be set using the DIP switches next to the relevant ROM.<\/li>\n\n\n\n<li>Zwei Dipschalter sind f&uuml;r das ROM setup reservert, ROM Aktiv und Scheiberlaubnis.<\/li>\n\n\n\n<li>Ein 74LS688 unter dem Rom &uuml;bernimmt die Anbindung an den Bus (Chipselect)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Schaltplane\"><\/span>Schaltpl&auml;ne<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/www.fambach.net\/wp-content\/uploads\/monotech_iusa_rom_schaltplan.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Embed of monotech_iusa_rom_schaltplan.\"><\/object><a id=\"wp-block-file--media-12746b7c-9dc1-4671-9780-6ab1099d031c\" href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/monotech_iusa_rom_schaltplan.pdf\">monotech_iusa_rom_circuit_diagram<\/a><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/monotech_iusa_rom_schaltplan.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-12746b7c-9dc1-4671-9780-6ab1099d031c\">Download<\/a>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dokumentation\"><\/span>Documentation<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Der Dippschalter und Schalter rechts neben dem Sockel schaltet jeweils die Einstellungen f&uuml;r diesen Sockel. Die Einstellungsm&ouml;glichkeiten sind f&uuml;r beide Socke gleich. Es kann auch nur ein Rom verwendet werden, bei der Verwendung von zwei ROMs ist darauf zu achten, dass beide unterschiedliche Adressbereiche verwenden.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dipschalter\"><\/span>DIP switch<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Here is a description of the DIP switch settings.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table id=\"wpls-table-1\"><thead><tr><th>Address<\/th><th>1<\/th><th>2<\/th><th>3<\/th><th>4<\/th><\/tr><\/thead><tbody><tr><td>C000<\/td><td>0<\/td><td>0<\/td><td>0<\/td><td>0<\/td><\/tr><tr><td>C200<\/td><td>0<\/td><td>0<\/td><td>0<\/td><td>1<\/td><\/tr><tr><td>C400<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>0<\/td><\/tr><tr><td>C600<\/td><td>0<\/td><td>0<\/td><td>1<\/td><td>1<\/td><\/tr><tr><td>C800<\/td><td>0<\/td><td>1<\/td><td>0<\/td><td>0<\/td><\/tr><tr><td>CA00<\/td><td>0<\/td><td>1<\/td><td>0<\/td><td>1<\/td><\/tr><tr><td>CC00<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>0<\/td><\/tr><tr><td>CE00<\/td><td>0<\/td><td>1<\/td><td>1<\/td><td>1<\/td><\/tr><tr><td>D000<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>0<\/td><\/tr><tr><td>D200<\/td><td>1<\/td><td>0<\/td><td>0<\/td><td>1<\/td><\/tr><tr><td>D400<\/td><td>1<\/td><td>0<\/td><td>1<\/td><td>0<\/td><\/tr><tr><td>D600<\/td><td>1<\/td><td>0<\/td><td>1<\/td><td>1<\/td><\/tr><tr><td>D800<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>0<\/td><\/tr><tr><td>DA00<\/td><td>1<\/td><td>1<\/td><td>0<\/td><td>1<\/td><\/tr><tr><td>DC00<\/td><td>1<\/td><td>1<\/td><td>1<\/td><td>0<\/td><\/tr><tr><td>DE00<\/td><td>1<\/td><td>1<\/td><td>1<\/td><td>1<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM - DIP switch address setting<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table id=\"wpls-table-2\"><thead><tr><th>Description<\/th><th>5<\/th><th>6<\/th><\/tr><\/thead><tbody><tr><td>ROM Disabled<\/td><td>Australia<\/td><td>*<\/td><\/tr><tr><td>ROM Activated<\/td><td>An<\/td><td>*<\/td><\/tr><tr><td>ROM Schreibgesch&uuml;tzt<\/td><td>*<\/td><td>Australia<\/td><\/tr><tr><td>ROM writable<\/td><td>*<\/td><td>An<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM \u2013 DIP switch ROM settings<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ROM_Grose\"><\/span>ROM Gr&ouml;&szlig;e<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Der kleine Schalter erlaubt es je nach verwendeten (E)PROM die ROM Gr&ouml;&szlig;e einzustellen.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table id=\"wpls-table-3\"><thead><tr><th>Description<\/th><th>Switch position<\/th><\/tr><\/thead><tbody><tr><td>8K f&uuml;r ICs 27C64, 28C64B<\/td><td>Above<\/td><\/tr><tr><td>32K f&uuml;r 28C256<\/td><td>Down<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Zusammenbau\"><\/span>Assembly<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Platine\"><\/span>Record<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-4\"><thead><tr><th>Description<\/th><th>Worth<\/th><\/tr><\/thead><tbody><tr><td>Gerber available <\/td><td>Yes<\/td><\/tr><tr><td>Gerber file<\/td><td><a href=\"https:\/\/github.com\/monotech\/ISA-DoubleROM\/tree\/master\/gerber\">Link<\/a><\/td><\/tr><tr><td>Ordered where<\/td><td>JLCPCB<\/td><\/tr><tr><td>St&uuml;ck<\/td><td>10<\/td><\/tr><tr><td>Price<\/td><td>14&euro; incl. Versand und Steuern im Gro&szlig;paket<\/td><\/tr><tr><td>Special features<\/td><td>Lead-free, black<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">PCB order data<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Here save the Gerber files, please on the <a href=\"https:\/\/github.com\/monotech\/ISA-DoubleROM\">Original page <\/a> according to the current version.<\/p>\n\n\n\n<div class=\"wp-block-file\"><a id=\"wp-block-file--media-402b469f-d4da-43b7-8265-2232d528dc54\" href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/DoubleROM-1.0.zip\">DoubleROM 1.0<\/a><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/DoubleROM-1.0.zip\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-402b469f-d4da-43b7-8265-2232d528dc54\">Download<\/a>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Bauteile\"><\/span>Components<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">I ordered the components from various sources.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-5\"><thead><tr><th>Component<\/th><th>Gr&ouml;&szlig;e<\/th><th>Number<\/th><th>Description<\/th><th>Preis &euro;<\/th><\/tr><\/thead><tbody><tr><td>74LS688<\/td><td>Dip<\/td><td>2<\/td><td>TTL 8-Bit Comparator<\/td><td>0,68<\/td><\/tr><tr><td>Wide base<\/td><td>28-pin DIP<\/td><td>2<\/td><td>Base, Wide<\/td><td>0,2<\/td><\/tr><tr><td>5 x 10K<\/td><td>6-pin<\/td><td>2<\/td><td>Resistor array<\/td><td>0,2<\/td><\/tr><tr><td>C1, C2 <\/td><td>100nF<\/td><td>2<\/td><td>Ceramic capacitor<\/td><td>0,10<\/td><\/tr><tr><td>South West<\/td><td>2*3 metres<\/td><td>2<\/td><td>Slide switch<\/td><td>0,4<\/td><\/tr><tr><td>Dip SW<\/td><td>12 pins<\/td><td>2<\/td><td>6 x Dip Switch<\/td><td>0,4<\/td><\/tr><tr><td>C3<\/td><td>10 microfarads<\/td><td>1<\/td><td>Electrolytic capacitor<\/td><td>0,2<\/td><\/tr><\/tbody><tfoot><tr><td><\/td><td><\/td><td><\/td><td>Summer<\/td><td>2,18&euro;<\/td><\/tr><\/tfoot><\/table><figcaption class=\"wp-element-caption\">Bill of materials<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Aufbau\"><\/span>Structure<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Varianten\"><\/span>Variations<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Reihenfolge\"><\/span>Order<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"699\" data-id=\"13422\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_141855-2-1024x699.jpg\" alt=\"\" class=\"wp-image-13422\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_141855-2-1024x699.jpg 1024w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_141855-2-300x205.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_141855-2-768x525.jpg 768w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_141855-2-1536x1049.jpg 1536w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_141855-2-2048x1399.jpg 2048w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\" \/><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM best&uuml;ckung &#8211; Zuerst beide 74688 ICs ohne Sockel <\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"697\" data-id=\"13427\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_143802-2-1024x697.jpg\" alt=\"\" class=\"wp-image-13427\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_143802-2-1024x697.jpg 1024w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_143802-2-300x204.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_143802-2-768x523.jpg 768w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_143802-2-1536x1046.jpg 1536w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_143802-2-2048x1395.jpg 2048w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\" \/><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM best&uuml;ckung &#8211; 32Pin Sockel f&uuml;r EProms<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"715\" data-id=\"13421\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_152657-2-1024x715.jpg\" alt=\"\" class=\"wp-image-13421\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_152657-2-1024x715.jpg 1024w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_152657-2-300x209.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_152657-2-768x536.jpg 768w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_152657-2-1536x1072.jpg 1536w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_152657-2-2048x1429.jpg 2048w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\" \/><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM best&uuml;ckung &#8211; Kondesatoren und Widerstandsarray<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"709\" data-id=\"13424\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_153240-2-1024x709.jpg\" alt=\"\" class=\"wp-image-13424\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_153240-2-1024x709.jpg 1024w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_153240-2-300x208.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_153240-2-768x532.jpg 768w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_153240-2-1536x1064.jpg 1536w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250414_153240-2-2048x1419.jpg 2048w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\" \/><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM Best&uuml;ckung &#8211; Dipschalter<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"710\" data-id=\"13213\" src=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-1024x710.jpg\" alt=\"\" class=\"wp-image-13213\" srcset=\"https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-1024x710.jpg 1024w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-300x208.jpg 300w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-768x533.jpg 768w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-1536x1066.jpg 1536w, https:\/\/www.fambach.net\/wp-content\/uploads\/20250415_190608-2048x1421.jpg 2048w\" sizes=\"auto, (max-width: 599px) calc(100vw - 50px), (max-width: 767px) calc(100vw - 70px), (max-width: 991px) 429px, (max-width: 1199px) 637px, 354px\" \/><\/a><figcaption class=\"wp-element-caption\">Monotech ISA DoubleROM Best&uuml;ckung &#8211; Schalter, Elko (habe ich weggelassen)<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\n<\/ul>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Inbetriebnahme\"><\/span>Commissioning<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Connect the ROM, set the address, insert the ISA card correctly into the SLOT and hope that the ROM becomes visible on boot. For troubleshooting with XTIDE, I've already written something in the following article.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-stefan-039-s-webblog wp-block-embed-stefan-039-s-webblog\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"x9yOtzJSPQ\"><a href=\"https:\/\/www.fambach.net\/en\/retro-xt-ide-bios\/\">Retro \u2013 XT-IDE (BIOS)<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"\u201eRetro \u2013 XT-IDE (BIOS)\u201c \u2014 Stefan&#039;s WebBlog\" src=\"https:\/\/www.fambach.net\/retro-xt-ide-bios\/embed\/#?secret=X0sPPrdNwq#?secret=x9yOtzJSPQ\" data-secret=\"x9yOtzJSPQ\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Floppy_Bios\"><\/span>Floppy BIOS<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <a href=\"https:\/\/github.com\/skiselev\/floppy_bios\">https:\/\/github.com\/skiselev\/floppy_bios<\/a><br><strong>Post:<\/strong> <a href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-floppy-disk-controller-isa-fdc\/(\u00f6ffnet in neuem Tab)\/\">https:\/\/www.fambach.net\/retro_pojekt-retro-projekt-floppy-disk-controller-isa-fdc\/<\/a> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A BIOS for operating up to 8 floppy drives from 160KB to 2.88MB.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Up to 8 floppy drives<\/li>\n\n\n\n<li>5 1\/4 and 3 1\/2 inch support<\/li>\n\n\n\n<li>Up to two controllers<\/li>\n\n\n\n<li>Own BIOS functions for configuration<\/li>\n\n\n\n<li>100% IBM PC XT\/AT compatible<\/li>\n\n\n\n<li>...<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Further sources:<\/strong> \u2013<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"XTIDE_Univeral_Bios\"><\/span>XTIDE Universal BIOS<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <a href=\"https:\/\/xtideuniversalbios.org\">https:\/\/xtideuniversalbios.org<\/a><br><strong>Post:<\/strong> <a href=\"https:\/\/www.fambach.net\/en\/retro-xt-ide-bios\/\">https:\/\/www.fambach.net\/retro-xt-ide-bios\/<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Enables new and large hard drives to be operated on old hardware.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Up to 4 hard drives<\/li>\n\n\n\n<li>Up to 2 controllers<\/li>\n\n\n\n<li>Configuration software<\/li>\n\n\n\n<li>Boot menu for starting from floppy disk or other sources<\/li>\n\n\n\n<li>100% IBM PC XT\/AT compatible<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Further sources:<\/strong> \u2013<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ROMOS\"><\/span>Roman<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <a href=\"https:\/\/rayer.g6.cz\/romos\/romose.htm\">https:\/\/rayer.g6.cz\/romos\/romose.htm<\/a><br><strong>Post:<\/strong> <a href=\"https:\/\/www.fambach.net\/wp-admin\/post.php?post=12663&amp;action=edit\">https:\/\/www.fambach.net\/wp-admin\/post.php?post=12663&amp;action=edit<\/a> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Free-DOS on a ROM<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>DOS OS on the ROM<\/li>\n\n\n\n<li>For drive-less operation of PCs<\/li>\n\n\n\n<li>Space for your own programmes<\/li>\n\n\n\n<li>Detailed \u201eAssembly Instructions\u201c<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Further sources:<\/strong> \u2013<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"SupersoftLandmark_Diagnostic_ROM\"><\/span>Supersoft\/Landmark Diagnostic ROM<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <a href=\"https:\/\/www.minuszerodegrees.net\/supersoft_landmark\/Supersoft%20Landmark%20ROM.htm\">Supersoft Landmark XT<\/a> (No original link, leads to MinusZeroDegree)<br><strong>Post:<\/strong> \u2013<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Diagnose BIOS to find an error. Used when an XT board is not functioning, but there are no short circuits and a good power supply. (Source: <a href=\"https:\/\/www.minuszerodegrees.net\/\">https:\/\/www.minuszerodegrees.net\/<\/a>)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>No RAM error support<\/li>\n\n\n\n<li>XT Compatible<\/li>\n\n\n\n<li>CGA, MDA\/MGA support<\/li>\n\n\n\n<li>EGA is poorly supported<\/li>\n\n\n\n<li>Only a few VGA cards work.<\/li>\n\n\n\n<li>Different BIOS versions for different XT versions<\/li>\n\n\n\n<li>27256 ROM Required (e.g. 27C256)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Further sources:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.minuszerodegrees.net\/supersoft_landmark\/Supersoft%20Landmark%20ROM%20-%20Version%201.2%20-%20Users%20Manual.pdf\">User manual<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"SupersoftLandmark_Diagnostic_ROM_AT_Version\"><\/span>Supersoft\/Landmark Diagnostic ROM (AT Version)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <a href=\"https:\/\/www.minuszerodegrees.net\/supersoft_landmark\/Clones\/Supersoft%20Landmark%20ROM%20-%20AT%20clones.htm\">Supersoft Landmark AT Clone<\/a> (No original link, leads to MinusZeroDegree)<br><strong>Post:<\/strong> \u2013<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BIOS diagnostics for AT mainboards. Not suitable for finding memory errors.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>No RAM error support<\/li>\n\n\n\n<li>AT Compatible<\/li>\n\n\n\n<li>Not all CGA, MDA\/MGA, EGA cards are supported<\/li>\n\n\n\n<li>None of the tested VGA cards are working.<a href=\"https:\/\/www.minuszerodegrees.net\/supersoft_landmark\/Supersoft%20Landmark%20ROM%20-%20VGA%20cards.htm\">Minus Zero Degrees<\/a>)<\/li>\n\n\n\n<li>Various BIOS images for different ROMs<\/li>\n\n\n\n<li>Supports 27256 \/ 27512 ROMs (For example 27C256, 27C512)<\/li>\n\n\n\n<li>W27E257 EEProm supported<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Further sources:<\/strong> \u2013<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ruuds_Diagnostic_ROM\"><\/span>Ruud's Diagnostic ROM<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <a href=\"https:\/\/www.minuszerodegrees.net\/ruuds_diagnostic_rom\/Ruuds%20Diagnostic%20ROM.htm\">https:\/\/www.minuszerodegrees.net\/ruuds_diagnostic_rom\/Ruuds%20Diagnostic%20ROM.htm<\/a><br><strong>Post:<\/strong> \u2013<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ROMs for XT and clones<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Versions with CGA\/MDA output and without<\/li>\n\n\n\n<li>XT 5150, 5155, 5160, Klone<\/li>\n\n\n\n<li>RAM, CPU, Interrupt Test<\/li>\n\n\n\n<li>Keyboard Reset\/Stuck Key Test<\/li>\n\n\n\n<li>Floppy Controller \/ Read Test<\/li>\n\n\n\n<li>Rom F4000, F6000, F8000, FA000, FC000 8-Bit Checksum Test<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Further sources:<\/strong> \u2013<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"X_Ram_Rest\"><\/span>X Ram Rest<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <strong><a href=\"https:\/\/github.com\/ki3v\/xtramtest\">Extratest<\/a><\/strong><br><strong><strong>Post:<\/strong><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RAM test on a ROM, good if the normal BIOS refuses to work.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Test of bit patterns and address\/data bus<\/li>\n\n\n\n<li>March-U Algorithms<\/li>\n\n\n\n<li>No parity RAM test.<\/li>\n\n\n\n<li>PC\/XT Clone Support (5150, 5160)<\/li>\n\n\n\n<li>Different ROM images for different ROM sizes<\/li>\n\n\n\n<li>2764\/2864\/27256\/28256 Support<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Further sources:<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"IBM_ROM_Basic\"><\/span>IBM ROM Basic<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <a href=\"https:\/\/www.ardent-tool.com\/tech\/ROM_BASIC.html\">https:\/\/www.ardent-tool.com\/tech\/ROM_BASIC.html<\/a><br><strong>Post:<\/strong> \u2013<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IBM Basic, which was delivered with the 5150, 5160, 5170... machines. This made it possible to start the XT PC in Basic mode. This ROM was also referred to as Cassette Basic because no diskettes were needed for it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>XT compatible<\/li>\n\n\n\n<li>Commercial product \u2013 but seems to be available without licensing<\/li>\n\n\n\n<li>Complete Basic interpreter<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Further sources:<\/strong> \u2013<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.pcjs.org\/machines\/pcx86\/ibm\/5150\/rom\/basic\">https:\/\/www.pcjs.org\/machines\/pcx86\/ibm\/5150\/rom\/basic<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/jeffpar\/pcjs\/tree\/gh-pages\/machines\/pcx86\/ibm\/5150\/rom\/basic\/\">https:\/\/github.com\/jeffpar\/pcjs\/tree\/gh-pages\/machines\/pcx86\/ibm\/5150\/rom\/basic\/<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/jeffpar\/pcjs\/tree\/gh-pages\/machines\/pcx86\/ibm\/5160\/rom\/basic\">https:\/\/github.com\/jeffpar\/pcjs\/tree\/gh-pages\/machines\/pcx86\/ibm\/5160\/rom\/basic<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"GLaBios\"><\/span>GLaDOS<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <a href=\"https:\/\/github.com\/640-KB\/GLaBIOS\">https:\/\/github.com\/640-KB\/GLaBIOS<\/a><br><strong>Post:<\/strong> \u2013<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Newly written minimal BIOS for XT 8088. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Advanced, coloured postscreen<\/li>\n\n\n\n<li>Quick<\/li>\n\n\n\n<li>5150 Dataset Support<\/li>\n\n\n\n<li>V20 instruction set support<\/li>\n\n\n\n<li>CGA snow removed<\/li>\n\n\n\n<li>...<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Further sources:<\/strong> \u2013<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"v40-bios\"><\/span>V40 BIOS<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <a href=\"https:\/\/gitlab.com\/hakfoo1\/v40-bios\">https:\/\/gitlab.com\/hakfoo1\/v40-bios<\/a><br><strong>Post:<\/strong> \u2013<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This BIOS is a revision of an old BIOS and adds CH375 support. This allows with the correct hardware (for example <a href=\"https:\/\/www.lo-tech.co.uk\/product\/isa-usb-adapter\/\">https:\/\/www.lo-tech.co.uk\/product\/isa-usb-adapter\/<\/a>), to operate and even boot from USB sticks.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Does the CH375 allow controlled USB stick addressing?<\/li>\n\n\n\n<li>The number of floppies must be set when compiling<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"ROMDOS\"><\/span>ROMDOS<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Source: <a href=\"https:\/\/ftp.emacinc.com\/Tech_Info\/ROMDOS\/ROM-DOS_Users_Guide.pdf\">https:\/\/ftp.emacinc.com\/Tech_Info\/ROMDOS\/ROM-DOS_Users_Guide.pdf<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>DOS 6.22 on ROM <\/li>\n\n\n\n<li>Commercial Product (Licensed)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Further sources:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/archiveos.org\/rom-dos\">https:\/\/archiveos.org\/rom-dos<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/shop.emacinc.com\/ms-dos\">https:\/\/shop.emacinc.com\/ms-dos<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Super_PCTurbo_XT_BIOS_31\"><\/span>Super PC\/Turbo XT BIOS 3.1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Source:<\/strong> <a href=\"http:\/\/www.phatcode.net\/\">http:\/\/www.phatcode.net\/<\/a><br><strong>Post:<\/strong> \u2013<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Facts:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Modified version of the anonymous generic Turbo BIOS <\/li>\n\n\n\n<li>Compatible with IBM 5150\/5155\/5160\u00a0<\/li>\n\n\n\n<li>Also for 8\/10 MHz turbo systems<\/li>\n\n\n\n<li>Bug fixed<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Further sources:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/virtualxt\/pcxtbios\/tree\/master\">https:\/\/github.com\/virtualxt\/pcxtbios\/tree\/master<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Sonstiges\"><\/span>Miscellaneous<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Generelle_Tips\"><\/span>General Tips<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">Soldering points<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Check the solder joints on the ICs again carefully, preferably with a microscope or magnifying glass, for short circuits and contact. Measure with a multimeter or continuity tester.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For small solder joints on through-hole components, use flux if possible; it makes life easier and increases the quality of the connection.<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Probleme\"><\/span>Problems<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fazit\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-6\"><thead><tr><th>Description<\/th><th>Worth<\/th><\/tr><\/thead><tbody><tr><td>Successful<\/td><td>Yes \/ No<\/td><\/tr><tr><td>Preis Pro st&uuml;ck<\/td><td>~3 &euro;<\/td><\/tr><tr><td>L&ouml;tdauer<\/td><td>Half an hour<\/td><\/tr><tr><td>Function<\/td><td>Gut<\/td><\/tr><tr><td>Is it worth it<\/td><td>? &#8211; Gute Frage ausser XT-IDE habe ich aktuell keine Anwendung aber ist nicht schlecht mal zwei Roms parallel betreiben zu k&ouml;nnen \ud83d\ude09 <\/td><\/tr><tr><td>Einschr&auml;nkungen<\/td><td>Ist auf die 3 (E)Promtypen besch&auml;nkt 27C64 (nur lesbar), 28C64B, 28C256<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Conclusion to the project<\/figcaption><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Verwandte_Beitrage\"><\/span>Verwandte Beitr&auml;ge<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n<ul class=\"display-posts-listing\">\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/retro-projekt-disk-64buddy\/\">Retro Projekt &#8211; DiskBuddy 64<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-joystick-tester-2\/\">Retro Projekt &#8211; Joystick Tester<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-isa-8bit-backplane\/\">Retro Project - ISA 8-Bit Backplane<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-voltage-blaster\/\">Retro Project \u2013 Voltage Blaster<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-8bit-isa-ethernet-card-isa8_eth\/\">Retro Project \u2013 8-Bit ISA Ethernet Card (isa8_eth)<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/retro-projekt-fdc-usb-floppy-controller\/\">Retro Project \u2013 FDC USB Floppy Disk Controller<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-floppy-disk-controller-isa-fdc\/\">Retro Project \u2013 Floppy Disk Controller (isa-fdc)<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-template-6\/\">Retro Project \u2013 ROMOS<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-usb-auf-rs232-mouse-adapter\/\">Retro Project \u2013 USB to RS232 Mouse Adapter<\/a><\/li>\n<li class=\"listing-item\"><a class=\"title\" href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/\">Retro Project \u2013 Monotech ISA Double ROM<\/a><\/li>\n<\/ul>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quellen\"><\/span>Sources<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Zum_Projekt\"><\/span>To the project<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/monotech\/ISA-DoubleROM\">GitHub Link<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/LimeProgramming\/USB-serial-mouse-adapter\">Parts list<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/monotech\/ISA-DoubleROM\/tree\/master\/gerber\">Gerber files<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/skiselev\/floppy_bios\">https:\/\/github.com\/skiselev\/floppy_bios<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Retro_Seiten\"><\/span>Retro pages<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/archive.org\">https:\/\/archive.org<\/a> \u2013 Old software, magazines, manuals, and much more.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/theretroweb.com\">https:\/\/theretroweb.com<\/a> \u2013 PC Hardware Directory.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.winhistory.de\/index.php\">https:\/\/www.winhistory.de\/index.php<\/a> \u2013 DOS, Windows Version Descriptions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Win 3.1x Tools and Tricks<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Retro_Foren\"><\/span>Retro Forensics<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/forum.classic-computing.de\/forum\">https:\/\/forum.classic-computing.de\/forum<\/a> \u2013 German\/English forum with many retro computer enthusiasts.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.vogons.org\">https:\/\/www.vogons.org<\/a> \u2013 I have found many tips on hardware here, they also have a driver directory.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.dosforum.de\">https:\/\/www.dosforum.de<\/a> \u2013 Forum with strict rules and very helpful regarding DOS, Windows questions are not welcome.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/dosreloaded.de\">https:\/\/dosreloaded.de<\/a> \u2013 DOS, hardware repairs, BIOS files and more.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.winhistory-forum.net\">https:\/\/www.winhistory-forum.net<\/a> DOS and Windows history.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Retro_Shops\"><\/span>Retro Shops<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ram-co-shop.de\">https:\/\/ram-co-shop.de<\/a> - PC parts, including newer ones, have ordered a lot from there and it's always worked.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"http:\/\/www.amoretro.de\/\">http:\/\/www.amoretro.de<\/a> \u2013 Sold on eBay and has a nice directory of old hardware<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/retroreiz.de\">https:\/\/retroreiz.de<\/a> \u2013 Atari, Nintendo, Sega and others.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.retroworld.info\/de\">https:\/\/www.retroworld.info\/de<\/a> \u2013 Stickers, signs and more.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/retesa-nb.de\">https:\/\/retesa-nb.de<\/a> \u2013 Older PC hardware<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.retro8bitshop.com\">https:\/\/www.retro8bitshop.com<\/a> \u2013 C64 tricky<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Logbuch\"><\/span>Logbook<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table id=\"wpls-table-7\"><thead><tr><th>Date<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td>08.03.2025<\/td><td>Post Created<\/td><\/tr><tr><td>06.07.2025<\/td><td>Post finalized<\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">&Auml;nderungshistorie<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Warum eine Karte mit nur einem ROM nehmen wenn ich doch eine bekommen kann die gleich zwei hat. Genau das m&ouml;gen sich die Entwickler von Monotech auch gedacht haben und haben eine Double ROM Karte layouted und noch besser sie haben die Hardware open source gemacht. Wer also nicht selbst basteln m&ouml;chte kann sich hier &#8230;<\/p>\n<a href=\"https:\/\/www.fambach.net\/en\/retro_pojekt-retro-projekt-monotech-isa-doublerom\/\" class=\"read-more-link\">Carry on reading <span class=\"screen-reader-text\">\"Retro Projekt &#8211; Monotech ISA Double ROM\"<\/span> <span class=\"meta-nav\">\u2192<\/span><\/a>","protected":false},"author":1,"featured_media":13950,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[821,885],"tags":[901,884,811,899],"class_list":["post-13208","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-peripherie-retro","category-retro_projekte","tag-eprom","tag-projekt","tag-retro","tag-xtide","penguin-post","penguin-post-not-sticky"],"modified_by":"sfambach","_links":{"self":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/13208","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/comments?post=13208"}],"version-history":[{"count":23,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/13208\/revisions"}],"predecessor-version":[{"id":15399,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/posts\/13208\/revisions\/15399"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media\/13950"}],"wp:attachment":[{"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/media?parent=13208"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/categories?post=13208"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fambach.net\/en\/wp-json\/wp\/v2\/tags?post=13208"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}