{"id":124169,"date":"2026-03-23T12:50:11","date_gmt":"2026-03-23T11:50:11","guid":{"rendered":"https:\/\/www.emu-france.com\/?p=124169"},"modified":"2026-03-23T12:50:11","modified_gmt":"2026-03-23T11:50:11","slug":"ordi-b2-r2026-03-22","status":"publish","type":"post","link":"https:\/\/www.emu-france.com\/?p=124169","title":{"rendered":"[Ordi.] b2 r2026.03.22"},"content":{"rendered":"<p>Il s&rsquo;agit d&rsquo;un \u00e9mulateur de BBC Micro multiplateforme.<br \/>\n&nbsp;<\/p>\n<p><a href=\"https:\/\/www.emu-france.com\/wp-content\/uploads\/2022\/08\/b2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter  wp-image-72001\" src=\"https:\/\/www.emu-france.com\/wp-content\/uploads\/2022\/08\/b2.png\" alt=\"\" width=\"351\" height=\"285\" srcset=\"https:\/\/www.emu-france.com\/wp-content\/uploads\/2022\/08\/b2.png 752w, https:\/\/www.emu-france.com\/wp-content\/uploads\/2022\/08\/b2-300x244.png 300w\" sizes=\"auto, (max-width: 351px) 100vw, 351px\" \/><\/a><\/p>\n<p>&nbsp;<br \/>\nLes changements sont:<br \/>\n<em>A UI library update means your saved window positions will get reset, and you&rsquo;ll have to dock and\/or position them again. Apologies.<br \/>\n&nbsp;<br \/>\nEmulation stuff<br \/>\n&#8211; Add a config for Master Compact with MOS 5.11i and Arabic ROMs<br \/>\n&#8211; Add automatic saving of CMOS\/EEPROM contents<br \/>\n&#8211; Add emulation of BBC B without ROM board<br \/>\n&#8211; Add MMFS support<br \/>\n&#8211; Add optional audio low pass filter<br \/>\n&#8211; Add SCSI hard disk emulation (compatible with standard Acorn ADFS)<br \/>\n&#8211; Fix 1770 FDC issues: fix Watford DDB2\/DDB3 double density; fix Watford DDB2 generally<br \/>\n&#8211; Fix 65c02 timing issues (fixes Chuckie Egg 2023)<br \/>\n&#8211; Fix emulation of write-only I\/O registers and empty ROM sockets<br \/>\n&#8211; Fix handling of 1 MHz memory regions for Master 128\/Compact<br \/>\n&#8211; Fix occasional disk fault errors when using Opus Challenger<br \/>\n&#8211; Fix video ULA address range<br \/>\n&#8211; Improve Video NuLA accuracy<br \/>\n&nbsp;<br \/>\nUI stuff<br \/>\n&#8211; Add background opacity setting for LEDs popup<br \/>\n&#8211; Add optional background economy mode: make b2 use a bit less CPU time when not in focus<br \/>\n&#8211; The GUI Font Size setting has been replaced by a general GUI Scale, now a scale value rather than a pixel size. As a one-off, you&rsquo;ll need to set it up again. Sorry!<br \/>\n&#8211; (Linux) Fix rendering issues when running with SDL3&rsquo;s sdl2-compat library rather than SDL2<br \/>\n&#8211; (macOS\/Windows) Improve retina\/high-DPI display support: should look at least a bit nicer<br \/>\n&#8211; Improve native file dialogs generally: do a better job with suggested paths, remembering previous folder, and adding file extensions<br \/>\n&#8211; (Linux, high-DPI) Use the GUI scale to adjust everything manually; auto-detection is unreliable so b2 doesn&rsquo;t attempt it<br \/>\n&nbsp;<br \/>\nVideo stuff<br \/>\n&#8211; Add lossless video recording: produces a sequence of uncompressed TGAs and WAV files suitable for later compressing with another tool (e.g., ffmpeg)<br \/>\n&#8211; Fix video output aspect ratio<br \/>\n&#8211; (macOS\/Linux) Improve video audio quality by preferring FLAC (lossless) when available<br \/>\n&#8211; (Windows) Improve video audio quality by emitting FLAC (lossless)<br \/>\n&nbsp;<br \/>\nDebugger stuff<br \/>\n&#8211; Add an error for unrecognised HTTP API query parameters<br \/>\n&#8211; Add configurable debugger syntax<br \/>\n&#8211; Add initial support for symbols in debugger, thanks to Mark Fisher<br \/>\n&#8211; Add support for breakpoints in I\/O regions<br \/>\n&#8211; Add view of memory-mapped I\/O in memory and disassembly dialogs<br \/>\n&#8211; Fix debugger&rsquo;s view of ROMs when using BBC B without ROM board<br \/>\n&#8211; Fix handling of \u00a3 (ASCII 96 in the BBC character set) in the debugger<br \/>\n&#8211; Fix possible crash when resizing stack debug window to be as small as possible<br \/>\n&#8211; Improve debugger setting persistence (ongoing effort)<br \/>\n&nbsp;<br \/>\n&#8211; Symbols support is an ongoing work in progress<\/em><br \/>\n&nbsp;<\/p>\n<p class=\"p_telecharger_icone_zip\"><a class=\"telecharger_icone_zip\" href=\"https:\/\/www.emu-france.com\/?wpfb_dl=7946\" title=\"Download b2\">T\u00e9l\u00e9charger b2 r2026.04.05 (13.1 Mo)<\/a><\/p>\n<p class=\"p_site_officiel\"><a class=\"site_officiel\" href=\"https:\/\/github.com\/tom-seddon\/b2\" target=\"_blank\" rel=\"noopener noreferrer\">Site Officiel<\/a><\/p>\n<p class=\"p_en_savoir_plus\"><a class=\"en_savoir_plus\" href=\"https:\/\/www.emu-france.com\/emulateurs\/10-ordinateurs\/96-acorn-bbc\/\">En savoir plus&#8230;<\/a><\/p>\n<div class=\"fcbkbttn_buttons_block\" id=\"fcbkbttn_left\"><div class=\"fb-share-button  \" data-href=\"https:\/\/www.emu-france.com\/?p=124169\" data-type=\"button_count\" data-size=\"small\"><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Il s&rsquo;agit d&rsquo;un \u00e9mulateur de BBC Micro multiplateforme. &nbsp; &nbsp; Les changements sont: A UI library update means your saved window positions will get reset, and you&rsquo;ll have to dock and\/or position them again. Apologies. &nbsp; Emulation stuff &#8211; Add &#8230;<\/p>\n","protected":false},"author":3,"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":[1],"tags":[],"class_list":["post-124169","post","type-post","status-publish","format-standard","hentry","category-par-defaut","uentry","postonpage-1","odd","post-author-Jets"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/pKi2R-wiJ","jetpack_likes_enabled":false,"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.emu-france.com\/index.php?rest_route=\/wp\/v2\/posts\/124169","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.emu-france.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.emu-france.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.emu-france.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.emu-france.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=124169"}],"version-history":[{"count":1,"href":"https:\/\/www.emu-france.com\/index.php?rest_route=\/wp\/v2\/posts\/124169\/revisions"}],"predecessor-version":[{"id":124170,"href":"https:\/\/www.emu-france.com\/index.php?rest_route=\/wp\/v2\/posts\/124169\/revisions\/124170"}],"wp:attachment":[{"href":"https:\/\/www.emu-france.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=124169"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.emu-france.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=124169"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.emu-france.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=124169"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}