{"id":16445877,"url":"https://github.com/sporeball/abco-1","last_synced_at":"2025-10-27T05:32:05.045Z","repository":{"id":43167548,"uuid":"248322848","full_name":"sporeball/ABCO-1","owner":"sporeball","description":"a hardware implementation of the OISC abcout, with additional tools","archived":false,"fork":false,"pushed_at":"2023-02-09T01:14:15.000Z","size":162,"stargazers_count":10,"open_issues_count":0,"forks_count":3,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-02-01T03:09:07.968Z","etag":null,"topics":["assembler","oisc","simulator"],"latest_commit_sha":null,"homepage":"","language":"JavaScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/sporeball.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2020-03-18T19:22:12.000Z","updated_at":"2024-12-26T11:33:24.000Z","dependencies_parsed_at":"2023-02-16T12:15:59.543Z","dependency_job_id":null,"html_url":"https://github.com/sporeball/ABCO-1","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/sporeball%2FABCO-1","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/sporeball%2FABCO-1/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/sporeball%2FABCO-1/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/sporeball%2FABCO-1/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/sporeball","download_url":"https://codeload.github.com/sporeball/ABCO-1/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":238445876,"owners_count":19473826,"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":["assembler","oisc","simulator"],"created_at":"2024-10-11T09:45:41.375Z","updated_at":"2025-10-27T05:31:59.751Z","avatar_url":"https://github.com/sporeball.png","language":"JavaScript","funding_links":["https://patreon.com/sporeball"],"categories":[],"sub_categories":[],"readme":"# ABCO-1\n\n[![js-semistandard-style](https://img.shields.io/badge/code%20style-semistandard-brightgreen.svg?style=flat-square)](https://github.com/standard/semistandard)\n\nthe **ABCO-1** is a hardware implementation of the OISC [abcout](https://esolangs.org/wiki/Abcout).\n\neach `abcout` instruction takes the form `A, B, C` and adds the value at memory address `B` to the value at memory address `A`; execution will then branch to memory address `C` if the result is greater than 255, or to the next instruction in sequence otherwise. it is assumed that addresses `A` and `B` both contain an unsigned 8-bit integer.\n\nthis is equivalent to the following C-like syntax:\n\n```c\n*a += *b; if (*a \u003e 255) { *a %= 256; ip = c; }\n```\n\ninstructions are not memory-mapped, and instead instructions and user space are kept in separate blocks of memory.\n\nit is important to keep in mind that abcout and its implementation in the form of the ABCO-1 are *different things*. i welcome implementations which don't adhere to all of the finer details that this one does.\n\n### folder structure\n- [assembler/](https://github.com/sporeball/ABCO-1/tree/master/assembler) - contains an assembler for ABCO-1 ROM files. you'll probably want to start here.\n\n- [simulator/](https://github.com/sporeball/ABCO-1/tree/master/simulator) - contains a software simulation of the ABCO-1.\n\n- [prog/](https://github.com/sporeball/ABCO-1/tree/master/prog) - contains example programs and useful imports.\n\n- hardware/ - coming soon.\n\n### donate\nyou can support the development of this project and others via Patreon:\n\n[![Support me on Patreon](https://img.shields.io/endpoint.svg?url=https%3A%2F%2Fshieldsio-patreon.vercel.app%2Fapi%3Fusername%3Dsporeball%26type%3Dpledges%26suffix%3D%252Fmonth\u0026style=for-the-badge)](https://patreon.com/sporeball)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsporeball%2Fabco-1","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fsporeball%2Fabco-1","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsporeball%2Fabco-1/lists"}