{"id":21070714,"url":"https://github.com/microbit-foundation/spec-i2c-protocol","last_synced_at":"2026-03-19T18:43:01.030Z","repository":{"id":47768866,"uuid":"328721791","full_name":"microbit-foundation/spec-i2c-protocol","owner":"microbit-foundation","description":"Specification for the micro:bit I2C protocol","archived":false,"fork":false,"pushed_at":"2023-03-17T17:33:03.000Z","size":73,"stargazers_count":0,"open_issues_count":1,"forks_count":1,"subscribers_count":2,"default_branch":"main","last_synced_at":"2025-01-20T21:56:38.823Z","etag":null,"topics":["microbit","microbit-spec"],"latest_commit_sha":null,"homepage":"https://tech.microbit.org/software/spec-i2c-protocol/","language":null,"has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"cc-by-sa-4.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/microbit-foundation.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":"CONTRIBUTING.md","funding":null,"license":"LICENSE","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":"2021-01-11T16:18:02.000Z","updated_at":"2023-03-01T13:39:11.000Z","dependencies_parsed_at":"2024-11-19T18:48:29.951Z","dependency_job_id":null,"html_url":"https://github.com/microbit-foundation/spec-i2c-protocol","commit_stats":null,"previous_names":[],"tags_count":4,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/microbit-foundation%2Fspec-i2c-protocol","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/microbit-foundation%2Fspec-i2c-protocol/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/microbit-foundation%2Fspec-i2c-protocol/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/microbit-foundation%2Fspec-i2c-protocol/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/microbit-foundation","download_url":"https://codeload.github.com/microbit-foundation/spec-i2c-protocol/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":243513796,"owners_count":20303009,"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":["microbit","microbit-spec"],"created_at":"2024-11-19T18:47:54.995Z","updated_at":"2025-12-29T21:41:40.877Z","avatar_url":"https://github.com/microbit-foundation.png","language":null,"funding_links":[],"categories":[],"sub_categories":[],"readme":"# micro:bit I2C Protocol Specification\n\nDocumentation for the I2C Protocol between the micro:bit V2 Interface MCU (KL27)\nand Target MCU (nRF52).\n\n## Specification\n\nThe specification can be found in the `spec` folder.\n\n## Additional Information\n\nOther useful technical documentation:\n- [micro:bit Tech Site DAPLink page](https://tech.microbit.org/software/daplink-interface/)\n- [micro:bit Power Management](https://github.com/microbit-foundation/spec-power-management/)\n- [micro:bit Tech Site pin and signals information](https://tech.microbit.org/hardware/schematic/)\n- [micro:bit V2 schematic](https://github.com/microbit-foundation/microbit-v2-hardware/)\n\n## Implementations\n\nThis specification is currently implemented in the\n[CODAL micro:bit project](https://github.com/lancaster-university/codal-microbit-v2)\n(Target nRF52) and the\n[DAPLink project](https://github.com/ARMmbed/DAPLink/pull/763) (Interface KL27).\n\n## License\n\nSPDX-License-Identifier: [CC-BY-SA-4.0](LICENSE)\n\n## Code of Conduct\n\nTrust, partnership, simplicity and passion are our core values we live and\nbreathe in our daily work life and within our projects. Our open-source\nprojects are no exception. We have an active community which spans the globe\nand we welcome and encourage participation and contributions to our projects by\neveryone. We work to foster a positive, open, inclusive and supportive\nenvironment and trust that our community respects the micro:bit code of conduct.\n\nPlease see our [code of conduct](https://microbit.org/safeguarding/) which\noutlines our expectations for all those that participate in our community and\ndetails on how to report any concerns and what would happen should breaches\noccur.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmicrobit-foundation%2Fspec-i2c-protocol","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fmicrobit-foundation%2Fspec-i2c-protocol","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmicrobit-foundation%2Fspec-i2c-protocol/lists"}