{"id":500,"date":"2026-06-13T23:25:43","date_gmt":"2026-06-13T23:25:43","guid":{"rendered":"https:\/\/www.r3tr0.net\/?p=500"},"modified":"2026-06-14T11:11:27","modified_gmt":"2026-06-14T11:11:27","slug":"wondermca-the-new-board-revision-is-heading-to-jlcpcb","status":"publish","type":"post","link":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/","title":{"rendered":"WonderMCA \u2014 the new board revision is heading to JLCPCB"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">The next WonderMCA board is on its way \u2014 the new revision is currently being manufactured by <strong>JLCPCB<\/strong>. This is the biggest step the project has taken so far: it sets out to fix <em>every<\/em> issue from the initial release while adding a whole stack of new capabilities that push the card much closer to its final form.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"501\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-1024x501.png\" alt=\"\" class=\"wp-image-502\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-1024x501.png 1024w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-300x147.png 300w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-768x376.png 768w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-1536x751.png 1536w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-2048x1001.png 2048w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-600x293.png 600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">What\u2019s new<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>RP2350 design<\/strong> is now using <strong>0603 footprint<\/strong><\/li>\n\n\n\n<li><strong>A bigger brain for the bus \u2014 new CPLD.<\/strong> The card moves to the <strong>ATF1508-10<\/strong> in a PLCC84 package, giving plenty more room for the Micro Channel glue logic.<\/li>\n\n\n\n<li><strong>In-circuit CPLD programming.<\/strong> A <strong>TAG-Connect<\/strong> footprint lets the CPLD be reprogrammed in place \u2014 no more fiddling with the chip to push a new logic build.<\/li>\n\n\n\n<li><strong>A full 16-bit data path.<\/strong> A new mux plus an <strong>additional bidirectional buffer<\/strong> let the card properly handle the 16-bit MCA data bus.<\/li>\n\n\n\n<li><strong>More signals on the high GPIO bank.<\/strong> <strong>ADL<\/strong> and <strong>CMD<\/strong> are now routed to the high bank of the RP2350 GPIO.<\/li>\n\n\n\n<li><strong>WiFi RM2 instead of ESP32.<\/strong> The wireless side switches to the <strong>RM2<\/strong> module \u2014 cleaner integration and better support.<\/li>\n\n\n\n<li><strong>CHRESET handling.<\/strong> Proper handling of the channel reset signal.<\/li>\n\n\n\n<li><strong>Sound onto the MCA bus.<\/strong> Audio can now be driven onto the Micro Channel bus itself.<\/li>\n\n\n\n<li><strong>Front-panel-ready status LED.<\/strong> An onboard LED, plus a jumper to deport it to the front panel.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">What\u2019s fixed<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>CMD signal taken straight from the bus.<\/strong> The CMD line now comes directly from the MCA bus instead of being derived.<\/li>\n\n\n\n<li><strong>Better analog-ground isolation<\/strong> for cleaner audio.<\/li>\n\n\n\n<li><strong>New sound jack connector.<\/strong><\/li>\n\n\n\n<li><strong>New battery holder.<\/strong><\/li>\n\n\n\n<li><strong>Corrected pull-up resistor.<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Boards are in production right now \u2014 I\u2019ll post build and bring-up notes as soon as they land on the bench. As always, you can follow the journey on the blog, and if you\u2019d like one when it\u2019s ready, <a href=\"\/index.php\/wondermca-wait-list\/\">join the WonderMCA waitlist<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The next WonderMCA board is in production at JLCPCB \u2014 fixing every issue from the first release and adding a new CPLD, full 16-bit data path, WiFi RM2, sound on the MCA bus, and more.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[20],"tags":[33,32,35,34],"class_list":["post-500","post","type-post","status-publish","format-standard","hentry","category-ibm-ps-2","tag-ibm","tag-mca","tag-picomem","tag-ps-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>WonderMCA \u2014 the new board revision is heading to JLCPCB - R3TR0<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"WonderMCA \u2014 the new board revision is heading to JLCPCB - R3TR0\" \/>\n<meta property=\"og:description\" content=\"The next WonderMCA board is in production at JLCPCB \u2014 fixing every issue from the first release and adding a new CPLD, full 16-bit data path, WiFi RM2, sound on the MCA bus, and more.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/\" \/>\n<meta property=\"og:site_name\" content=\"R3TR0\" \/>\n<meta property=\"article:published_time\" content=\"2026-06-13T23:25:43+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-14T11:11:27+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-scaled.png\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1252\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"vincent\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"vincent\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/\"},\"author\":{\"name\":\"vincent\",\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/#\\\/schema\\\/person\\\/89fd8e8a3c946f2018b269326dc6c1bf\"},\"headline\":\"WonderMCA \u2014 the new board revision is heading to JLCPCB\",\"datePublished\":\"2026-06-13T23:25:43+00:00\",\"dateModified\":\"2026-06-14T11:11:27+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/\"},\"wordCount\":317,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.r3tr0.net\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Screen-Shot-2026-06-14-at-01.22.00-1024x501.png\",\"keywords\":[\"IBM\",\"MCA\",\"PICOMEM\",\"PS\\\/2\"],\"articleSection\":[\"IBM PS\\\/2\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/\",\"url\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/\",\"name\":\"WonderMCA \u2014 the new board revision is heading to JLCPCB - R3TR0\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.r3tr0.net\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Screen-Shot-2026-06-14-at-01.22.00-1024x501.png\",\"datePublished\":\"2026-06-13T23:25:43+00:00\",\"dateModified\":\"2026-06-14T11:11:27+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.r3tr0.net\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Screen-Shot-2026-06-14-at-01.22.00-scaled.png\",\"contentUrl\":\"https:\\\/\\\/www.r3tr0.net\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Screen-Shot-2026-06-14-at-01.22.00-scaled.png\",\"width\":2560,\"height\":1252},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/2026\\\/06\\\/13\\\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.r3tr0.net\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"WonderMCA \u2014 the new board revision is heading to JLCPCB\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/#website\",\"url\":\"https:\\\/\\\/www.r3tr0.net\\\/\",\"name\":\"R3TR0\",\"description\":\"New silicon for old machines, Home of the SmartDisk II Apple II disk emulator and the WonderMCA expansion card for IBM PS\\\/2. Open retro hardware, firmware updates, guides and downloads.\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.r3tr0.net\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/#organization\",\"name\":\"R3TR0\",\"url\":\"https:\\\/\\\/www.r3tr0.net\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.r3tr0.net\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/r3tr0-logo-invoice-v2.png\",\"contentUrl\":\"https:\\\/\\\/www.r3tr0.net\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/r3tr0-logo-invoice-v2.png\",\"width\":1011,\"height\":378,\"caption\":\"R3TR0\"},\"image\":{\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.r3tr0.net\\\/#\\\/schema\\\/person\\\/89fd8e8a3c946f2018b269326dc6c1bf\",\"name\":\"vincent\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/121b29f8056abaf94fa23028f9c9bf59aba33045afa852ac26d637729e743717?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/121b29f8056abaf94fa23028f9c9bf59aba33045afa852ac26d637729e743717?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/121b29f8056abaf94fa23028f9c9bf59aba33045afa852ac26d637729e743717?s=96&d=mm&r=g\",\"caption\":\"vincent\"},\"sameAs\":[\"https:\\\/\\\/www.r3tr0.net\"],\"url\":\"https:\\\/\\\/www.r3tr0.net\\\/index.php\\\/author\\\/vincent\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"WonderMCA \u2014 the new board revision is heading to JLCPCB - R3TR0","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/","og_locale":"en_US","og_type":"article","og_title":"WonderMCA \u2014 the new board revision is heading to JLCPCB - R3TR0","og_description":"The next WonderMCA board is in production at JLCPCB \u2014 fixing every issue from the first release and adding a new CPLD, full 16-bit data path, WiFi RM2, sound on the MCA bus, and more.","og_url":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/","og_site_name":"R3TR0","article_published_time":"2026-06-13T23:25:43+00:00","article_modified_time":"2026-06-14T11:11:27+00:00","og_image":[{"width":2560,"height":1252,"url":"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-scaled.png","type":"image\/png"}],"author":"vincent","twitter_card":"summary_large_image","twitter_misc":{"Written by":"vincent","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/#article","isPartOf":{"@id":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/"},"author":{"name":"vincent","@id":"https:\/\/www.r3tr0.net\/#\/schema\/person\/89fd8e8a3c946f2018b269326dc6c1bf"},"headline":"WonderMCA \u2014 the new board revision is heading to JLCPCB","datePublished":"2026-06-13T23:25:43+00:00","dateModified":"2026-06-14T11:11:27+00:00","mainEntityOfPage":{"@id":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/"},"wordCount":317,"commentCount":0,"publisher":{"@id":"https:\/\/www.r3tr0.net\/#organization"},"image":{"@id":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/#primaryimage"},"thumbnailUrl":"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-1024x501.png","keywords":["IBM","MCA","PICOMEM","PS\/2"],"articleSection":["IBM PS\/2"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/","url":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/","name":"WonderMCA \u2014 the new board revision is heading to JLCPCB - R3TR0","isPartOf":{"@id":"https:\/\/www.r3tr0.net\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/#primaryimage"},"image":{"@id":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/#primaryimage"},"thumbnailUrl":"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-1024x501.png","datePublished":"2026-06-13T23:25:43+00:00","dateModified":"2026-06-14T11:11:27+00:00","breadcrumb":{"@id":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/#primaryimage","url":"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-scaled.png","contentUrl":"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/06\/Screen-Shot-2026-06-14-at-01.22.00-scaled.png","width":2560,"height":1252},{"@type":"BreadcrumbList","@id":"https:\/\/www.r3tr0.net\/index.php\/2026\/06\/13\/wondermca-the-new-board-revision-is-heading-to-jlcpcb\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.r3tr0.net\/"},{"@type":"ListItem","position":2,"name":"WonderMCA \u2014 the new board revision is heading to JLCPCB"}]},{"@type":"WebSite","@id":"https:\/\/www.r3tr0.net\/#website","url":"https:\/\/www.r3tr0.net\/","name":"R3TR0","description":"New silicon for old machines, Home of the SmartDisk II Apple II disk emulator and the WonderMCA expansion card for IBM PS\/2. Open retro hardware, firmware updates, guides and downloads.","publisher":{"@id":"https:\/\/www.r3tr0.net\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.r3tr0.net\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.r3tr0.net\/#organization","name":"R3TR0","url":"https:\/\/www.r3tr0.net\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.r3tr0.net\/#\/schema\/logo\/image\/","url":"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/09\/r3tr0-logo-invoice-v2.png","contentUrl":"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/09\/r3tr0-logo-invoice-v2.png","width":1011,"height":378,"caption":"R3TR0"},"image":{"@id":"https:\/\/www.r3tr0.net\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.r3tr0.net\/#\/schema\/person\/89fd8e8a3c946f2018b269326dc6c1bf","name":"vincent","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/121b29f8056abaf94fa23028f9c9bf59aba33045afa852ac26d637729e743717?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/121b29f8056abaf94fa23028f9c9bf59aba33045afa852ac26d637729e743717?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/121b29f8056abaf94fa23028f9c9bf59aba33045afa852ac26d637729e743717?s=96&d=mm&r=g","caption":"vincent"},"sameAs":["https:\/\/www.r3tr0.net"],"url":"https:\/\/www.r3tr0.net\/index.php\/author\/vincent\/"}]}},"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/posts\/500","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/comments?post=500"}],"version-history":[{"count":2,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/posts\/500\/revisions"}],"predecessor-version":[{"id":503,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/posts\/500\/revisions\/503"}],"wp:attachment":[{"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/media?parent=500"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/categories?post=500"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/tags?post=500"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}