{"id":18275222,"url":"https://github.com/adzialocha/8bit","last_synced_at":"2025-08-01T06:33:05.475Z","repository":{"id":74855526,"uuid":"62891142","full_name":"adzialocha/8bit","owner":"adzialocha","description":"Notes on building a 8bit CPU","archived":false,"fork":false,"pushed_at":"2018-01-03T17:06:09.000Z","size":270,"stargazers_count":52,"open_issues_count":0,"forks_count":8,"subscribers_count":2,"default_branch":"master","last_synced_at":"2025-03-20T21:32:23.494Z","etag":null,"topics":["6502","8bit","computer-architecture","logisim"],"latest_commit_sha":null,"homepage":"https://www.youtube.com/watch?v=-z4qFnSLnn4","language":"Assembly","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/adzialocha.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2016-07-08T13:35:57.000Z","updated_at":"2025-02-15T18:52:03.000Z","dependencies_parsed_at":"2023-06-19T05:35:02.671Z","dependency_job_id":null,"html_url":"https://github.com/adzialocha/8bit","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/adzialocha%2F8bit","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/adzialocha%2F8bit/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/adzialocha%2F8bit/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/adzialocha%2F8bit/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/adzialocha","download_url":"https://codeload.github.com/adzialocha/8bit/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":247284911,"owners_count":20913691,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["6502","8bit","computer-architecture","logisim"],"created_at":"2024-11-05T12:12:12.787Z","updated_at":"2025-04-05T03:30:49.768Z","avatar_url":"https://github.com/adzialocha.png","language":"Assembly","funding_links":[],"categories":[],"sub_categories":[],"readme":"# 8bit\n\nThese are my notes on building a 8bit computer. The circuit is simulated with the great [Logisim](http://www.cburch.com/logisim/de/), I've also written a converter for my [assembly language](https://github.com/adzialocha/8bit/blob/master/tools/assembler/assembler.c) and a helper to write [micro instructions](https://github.com/adzialocha/8bit/blob/master/tools/microcode-editor/microcode-editor.html).\n\n### Folder structure\n\n* `asm` contains sketches and final programs written in 6502 or my own assembler.\n* `circuit` holds all Logisim projects, `v3` is the latest.\n* `microcode` the microcode program for the circuits control unit (can be read, edited and saved by the microcode editor tool).\n* `notes` different notes on the architecture, memory organisation, opcodes etc.\n* `tools` small software projects to help me designing the computer.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fadzialocha%2F8bit","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fadzialocha%2F8bit","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fadzialocha%2F8bit/lists"}