{"id":1604,"date":"2021-05-12T19:35:34","date_gmt":"2021-05-12T19:35:34","guid":{"rendered":"http:\/\/retroramblings.net\/?page_id=1604"},"modified":"2022-06-15T21:34:33","modified_gmt":"2022-06-15T21:34:33","slug":"megadrive-genesis-for-turbo-chameleon-64","status":"publish","type":"page","link":"http:\/\/retroramblings.net\/?page_id=1604","title":{"rendered":"Megadrive \/ Genesis core"},"content":{"rendered":"\n<p>This page is the home of the Sega Genesis \/ Megadrive FPGA core ported to Turbo Chameleon 64.<\/p>\n\n\n\n<p>This is an experimental core, and while I do my utmost to make sure \nit works for everyone and will try to help solve any problems that \narise, <strong>you run this core entirely at your own risk.<\/strong><\/p>\n\n\n\n<p><em>If you\u2019d like to show your appreciation for this core, or \nmotivate me to work on this and other cores in future, donations are \nwelcome at <\/em><a href=\"https:\/\/paypal.me\/robinsonb5\"><em>https:\/\/paypal.me\/robinsonb5<\/em><\/a><em> or <\/em><a href=\"https:\/\/patreon.com\/coresforchameleon\"><em>https:\/\/patreon.com\/coresforchameleon<\/em><\/a><em>.\n   Anyone donating \u00a320 or more via PayPal or sponsoring on Patreon at \nthe second tier will be thanked by name in a \u201cCore Supporters\u201d shout-out\n page in subsequent releases.<\/em><\/p>\n\n\n\n<p><strong>Please note:<\/strong> it\u2019s vitally important that you download the correct version of the core for your Chameleon. <\/p>\n\n\n\n<p><strong>FPGAGen for Chameleon V1 hardware:<\/strong>  If you  have a single mini-DIN socket on the left hand side of your Chameleon,  to which a breakout cable attaches for the keyboard and mouse, then you  have V1 hardware and need this version:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"http:\/\/retroramblings.net\/snapshots\/FPGAGen_TC64v1_20210515.zip\">FPGAGen_TC64v1_20210515.zip<\/a> &#8211; If you&#8217;re having SD-card related issues on V1 hardware, please try this core instead.<\/li><li><a href=\"http:\/\/retroramblings.net\/snapshots\/FPGAGen_TC64v1_20210512.zip\">FPGAGen_TC64v1_20210512.zip<\/a> \u2013 Port of MiST core, bringing cycle-exact CPU and major graphical improvements to the Chameleon.<\/li><\/ul>\n\n\n\n<p><strong>FPGAGen for Chameleon V2 hardware: &nbsp;<\/strong>If you have  three mini-DIN sockets on the left-hand side, with the keyboard and  mouse plugging in directly, you have V2 hardware, and need this version:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"http:\/\/retroramblings.net\/snapshots\/FPGAGen_TC64v2_20210512.zip\">FPGAGen_TC64v2_20210512.zip<\/a> \u2013 Port of MiST core, bringing cycle-exact CPU and major graphical improvements to the Chameleon.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Using the core<\/strong><\/h2>\n\n\n\n<p>Flash the .rbf file into your Turbo Chameleon 64 using the chaco utility.<\/p>\n\n\n\n<p>Optionally, copy the autoboot.md ROM to your SD card.<\/p>\n\n\n\n<p>Since the Turbo Chameleon 64 can\u2019t support more than three gamepad \nbuttons via the DB9 ports, the extra buttons are mapped as follows:<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Gamepad 1<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Gamepad button<\/th><th>PS\/2 keyboard<\/th><th>C64 keyboard<\/th><th>CDTV controller<\/th><\/tr><\/thead><tbody><tr><td>Start<\/td><td>Enter<\/td><td>Return<\/td><td>Play*<\/td><\/tr><tr><td>Button A<\/td><td>Right shift<\/td><td>Right shift<\/td><td>Volume up*<\/td><\/tr><tr><td>Button B<\/td><td>Right Ctrl<\/td><td><\/td><td>Button A<\/td><\/tr><tr><td>Button C<\/td><td>Right Alt<\/td><td><\/td><td>Button B<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Gamepad 2<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Gamepad button<\/th><th>PS\/2 keyboard<\/th><th>C64 keyboard<\/th><th>CDTV controller<\/th><\/tr><\/thead><tbody><tr><td>Start<\/td><td>Caps Lock<\/td><td>Run\/Stop<\/td><td>Play*<\/td><\/tr><tr><td>Button A<\/td><td>Left shift<\/td><td>Left shift<\/td><td>Volume up*<\/td><\/tr><tr><td>Button B<\/td><td>Left Alt<\/td><td><\/td><td>Button A<\/td><\/tr><tr><td>Button C<\/td><td>Left Ctrl<\/td><td><\/td><td>Button B<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>* The CDTV controller has a slide-switch which selects whether D-pad \nand A\/B buttons are directed to port 1 or port 2.  The core keeps track \nof which port is selected, and directs the Play and Volume Up events to \nthe same port.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Other keys<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Function<\/th><th>PS\/2 keyboard<\/th><th>C64 keyboard<\/th><th>CDTV controller<\/th><\/tr><\/thead><tbody><tr><td>Menu<\/td><td>F12<\/td><td>&lt;- (top left)<\/td><td>Power<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>The built-in scandoubler can be toggled by holding the menu button down for a period of 1 second or more.<\/p>\n\n\n\n<p>Source code can be found at github, as usual \u2013 see <a href=\"https:\/\/github.com\/robinsonb5\/fpgagen\/tree\/demistify\">https:\/\/github.com\/robinsonb5\/fpgagen\/tree\/demistify<\/a><\/p>\n\n\n\n<p>Huge thanks to everyone who\u2019s supported my projects in recent months \u2013 it\u2019s very much appreciated.<\/p>\n\n\n\n<p><em>FPGAGen was originally written by Gregory Estrate, with audio implementation by Jotego.  The MiST port by Phoboz and Till Harbaum with massive improvements to graphics \/ RAM handling by Gyorgy Szombathelyi.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>This page is the home of the Sega Genesis \/ Megadrive FPGA core ported to Turbo Chameleon 64. This is an experimental core, and while I do my utmost to make sure it works for everyone and will try to &hellip; <a href=\"http:\/\/retroramblings.net\/?page_id=1604\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":1904,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1604","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"http:\/\/retroramblings.net\/index.php?rest_route=\/wp\/v2\/pages\/1604","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/retroramblings.net\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/retroramblings.net\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/retroramblings.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/retroramblings.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1604"}],"version-history":[{"count":7,"href":"http:\/\/retroramblings.net\/index.php?rest_route=\/wp\/v2\/pages\/1604\/revisions"}],"predecessor-version":[{"id":1908,"href":"http:\/\/retroramblings.net\/index.php?rest_route=\/wp\/v2\/pages\/1604\/revisions\/1908"}],"up":[{"embeddable":true,"href":"http:\/\/retroramblings.net\/index.php?rest_route=\/wp\/v2\/pages\/1904"}],"wp:attachment":[{"href":"http:\/\/retroramblings.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1604"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}