{"id":4181,"date":"2026-01-16T07:07:32","date_gmt":"2026-01-16T12:07:32","guid":{"rendered":"http:\/\/hoolihan.net\/blog-tim\/?p=4181"},"modified":"2026-01-16T07:07:32","modified_gmt":"2026-01-16T12:07:32","slug":"8-bit-cpus","status":"publish","type":"post","link":"http:\/\/hoolihan.net\/blog-tim\/2026\/01\/16\/8-bit-cpus\/","title":{"rendered":"8-bit CPUs"},"content":{"rendered":"<p>I&#8217;ve been doing some retro programming on the 2600 and learning 6502 assembly. Between that and some podcast listening, I was surprised to hear how much overlap and inspiration there was between the 8-bit processor families. I always thought they were very different. So I used claude and mermaidjs to come up with the following illustration:<\/p>\n\n\n<figure class=\"wp-block-image\"><a href=\"http:\/\/hoolihan.net\/blog-tim\/wp-content\/uploads\/2026\/01\/6502-Family-Systems-Flow-2026-01-15-235320-2048x553.png\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"691\" src=\"http:\/\/hoolihan.net\/blog-tim\/wp-content\/uploads\/2026\/01\/6502-Family-Systems-Flow-2026-01-15-235320-scaled.png\" alt=\"\" class=\"wp-image-4182\" srcset=\"http:\/\/hoolihan.net\/blog-tim\/wp-content\/uploads\/2026\/01\/6502-Family-Systems-Flow-2026-01-15-235320-scaled.png 2560w, http:\/\/hoolihan.net\/blog-tim\/wp-content\/uploads\/2026\/01\/6502-Family-Systems-Flow-2026-01-15-235320-300x81.png 300w, http:\/\/hoolihan.net\/blog-tim\/wp-content\/uploads\/2026\/01\/6502-Family-Systems-Flow-2026-01-15-235320-1024x276.png 1024w, http:\/\/hoolihan.net\/blog-tim\/wp-content\/uploads\/2026\/01\/6502-Family-Systems-Flow-2026-01-15-235320-768x207.png 768w, http:\/\/hoolihan.net\/blog-tim\/wp-content\/uploads\/2026\/01\/6502-Family-Systems-Flow-2026-01-15-235320-1536x415.png 1536w, http:\/\/hoolihan.net\/blog-tim\/wp-content\/uploads\/2026\/01\/6502-Family-Systems-Flow-2026-01-15-235320-2048x553.png 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/>Click here or on the image to enlarge<\/a><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>I&#8217;ve been doing some retro programming on the 2600 and learning 6502 assembly. Between that and some podcast listening, I was surprised to hear how much overlap and inspiration there was between the 8-bit processor families. I always thought they were very different. So I used claude and mermaidjs to come up with the following [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[50,18,349],"tags":[],"class_list":["post-4181","post","type-post","status-publish","format-standard","hentry","category-apple","category-programming","category-retro"],"_links":{"self":[{"href":"http:\/\/hoolihan.net\/blog-tim\/wp-json\/wp\/v2\/posts\/4181","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/hoolihan.net\/blog-tim\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/hoolihan.net\/blog-tim\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/hoolihan.net\/blog-tim\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/hoolihan.net\/blog-tim\/wp-json\/wp\/v2\/comments?post=4181"}],"version-history":[{"count":3,"href":"http:\/\/hoolihan.net\/blog-tim\/wp-json\/wp\/v2\/posts\/4181\/revisions"}],"predecessor-version":[{"id":4187,"href":"http:\/\/hoolihan.net\/blog-tim\/wp-json\/wp\/v2\/posts\/4181\/revisions\/4187"}],"wp:attachment":[{"href":"http:\/\/hoolihan.net\/blog-tim\/wp-json\/wp\/v2\/media?parent=4181"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/hoolihan.net\/blog-tim\/wp-json\/wp\/v2\/categories?post=4181"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/hoolihan.net\/blog-tim\/wp-json\/wp\/v2\/tags?post=4181"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}