{"id":862,"date":"2025-03-06T09:23:49","date_gmt":"2025-03-06T09:23:49","guid":{"rendered":"https:\/\/www.root42.de\/blog\/?p=862"},"modified":"2025-03-06T09:23:49","modified_gmt":"2025-03-06T09:23:49","slug":"lets-code-commodore-pet-0x01-hello-world","status":"publish","type":"post","link":"https:\/\/www.root42.de\/blog\/?p=862","title":{"rendered":"Let&#8217;s Code Commodore PET 0x01: Hello World!"},"content":{"rendered":"\n<p>This time around we will start another, probably short lived Let&#8217;s Code series. It will center around the Commodore PET, the first personal computer made by Commodore in 1977. Even before the VIC20 and C64. It shares a lot of structural similarities, but also has many peculiarities. It does not have any proper graphics support, so we will do a bit of a fancy text based hello world program, using direct screen memory access. We will use the modern, optimizing C compiler named oscar64.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Let&#039;s Code Commodore PET 0x01: Hello World!\" width=\"840\" height=\"473\" src=\"https:\/\/www.youtube.com\/embed\/OEsn-lh_as8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>This time around we will start another, probably short lived Let&#8217;s Code series. It will center around the Commodore PET, the first personal computer made by Commodore in 1977. Even before the VIC20 and C64. It shares a lot of structural similarities, but also has many peculiarities. It does not have any proper graphics support, &hellip; <a href=\"https:\/\/www.root42.de\/blog\/?p=862\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Let&#8217;s Code Commodore PET 0x01: Hello World!&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[196,147,206,195],"_links":{"self":[{"href":"https:\/\/www.root42.de\/blog\/index.php?rest_route=\/wp\/v2\/posts\/862"}],"collection":[{"href":"https:\/\/www.root42.de\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.root42.de\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.root42.de\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.root42.de\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=862"}],"version-history":[{"count":1,"href":"https:\/\/www.root42.de\/blog\/index.php?rest_route=\/wp\/v2\/posts\/862\/revisions"}],"predecessor-version":[{"id":863,"href":"https:\/\/www.root42.de\/blog\/index.php?rest_route=\/wp\/v2\/posts\/862\/revisions\/863"}],"wp:attachment":[{"href":"https:\/\/www.root42.de\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=862"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.root42.de\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=862"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.root42.de\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}