{"id":24419156,"url":"https://github.com/akielaries/i2cscan","last_synced_at":"2026-05-18T13:09:19.333Z","repository":{"id":205689523,"uuid":"714793432","full_name":"akielaries/i2cscan","owner":"akielaries","description":"Multi-platform I2C scan utility","archived":false,"fork":false,"pushed_at":"2024-11-25T07:42:59.000Z","size":279,"stargazers_count":1,"open_issues_count":7,"forks_count":0,"subscribers_count":1,"default_branch":"main","last_synced_at":"2026-01-01T12:08:33.639Z","etag":null,"topics":["c","cli","i2c","i2c-device","scanner"],"latest_commit_sha":null,"homepage":"","language":"C","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/akielaries.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,"zenodo":null,"notice":null,"maintainers":null,"copyright":null,"agents":null,"dco":null,"cla":null}},"created_at":"2023-11-05T20:28:24.000Z","updated_at":"2024-12-26T16:26:49.000Z","dependencies_parsed_at":"2024-11-25T08:34:38.238Z","dependency_job_id":null,"html_url":"https://github.com/akielaries/i2cscan","commit_stats":null,"previous_names":["akielaries/i2cscan"],"tags_count":1,"template":false,"template_full_name":null,"purl":"pkg:github/akielaries/i2cscan","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/akielaries%2Fi2cscan","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/akielaries%2Fi2cscan/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/akielaries%2Fi2cscan/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/akielaries%2Fi2cscan/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/akielaries","download_url":"https://codeload.github.com/akielaries/i2cscan/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/akielaries%2Fi2cscan/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":33178798,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-05-18T09:27:30.708Z","status":"ssl_error","status_checked_at":"2026-05-18T09:27:28.300Z","response_time":71,"last_error":"SSL_connect returned=1 errno=0 peeraddr=140.82.121.5:443 state=error: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"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":["c","cli","i2c","i2c-device","scanner"],"created_at":"2025-01-20T09:19:06.317Z","updated_at":"2026-05-18T13:09:19.295Z","avatar_url":"https://github.com/akielaries.png","language":"C","funding_links":[],"categories":[],"sub_categories":[],"readme":"# I2C Scan\nSimple I2C utility for scanning addresses on a given bus just like i2cdetect from [i2c-tools](https://git.kernel.org/pub/scm/utils/i2c-tools/i2c-tools.git/)\nbut with a different approach. This utility was created from i2cdetect's inability to detect\nall addresses on a given bus, in this utility we write to each address on a given bus to determine\nif is alive therefore available for communication.\n\nThere is a plan to make use of this on AVR and STM32 based devices but I haven't gotten\naround to it yet.\n# Usage\n```bash\n$ i2cscan -h\n\nAvailable options:\n   -h help\n   -v version\n   -l lists all available I2C busses (TODO)\n   -f fetch all busses \u0026 available addresses (TODO)\n   -b [BUS] specify I2C bus\n   -a scan all addresses\n   -r [FIRST-LAST] scan addresses between FIRST \u0026 LAST (int)\n   ** For MCUs ** (TODO)\n   -mmcu= [MCU]\n   Supported MCUs :\n       - atmega328\n       - atmega2560\n   -dev [DEVICE]\n```\n\n* Scan I2C bus `/dev/i2c-1` for any available addresses:\n  ```bash\n  $ i2cscan -b 1 -a\n  Scanning all addresses 0 to 127\n  Found device at I2C address 0x28\n  Found device at I2C address 0x29\n  Found device at I2C address 0x53\n  Found device at I2C address 0x68\n  Found device at I2C address 0x76\n  ```\n* Scan I2C bus `/dev/i2c-1` for addresses between 0x28(40) - 0x2a(42):\n  ```bash\n  $ i2cscan -b 1 -r 40-42\n  Scanning all addresses 40 to 42\n  Found device at I2C address 0x28\n  Found device at I2C address 0x29\n  ```\n\n# Installation\n## Linux Dependencies\n* gcc\n\n## AVR dependencies\n* avr-libc\n* gcc-avr\n* binutils-avr\n* avrdude\n\n```\n# install\n$ sudo make install\n# uninstall\n$ sudo make uninstall\n```\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fakielaries%2Fi2cscan","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fakielaries%2Fi2cscan","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fakielaries%2Fi2cscan/lists"}