{"id":17761781,"url":"https://github.com/hayguen/cwkeyer","last_synced_at":"2026-03-15T21:20:40.297Z","repository":{"id":153975014,"uuid":"90783070","full_name":"hayguen/cwkeyer","owner":"hayguen","description":"CW (morse) keyer with Teensy microController connected to PC via HID USB reporting DITs and DAHs ..","archived":false,"fork":false,"pushed_at":"2017-05-09T20:29:03.000Z","size":538,"stargazers_count":5,"open_issues_count":0,"forks_count":0,"subscribers_count":2,"default_branch":"master","last_synced_at":"2025-04-01T13:43:55.003Z","etag":null,"topics":["hamradio","microcontroller","morse"],"latest_commit_sha":null,"homepage":"","language":"C++","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/hayguen.png","metadata":{"files":{"readme":"README.txt","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,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2017-05-09T19:15:54.000Z","updated_at":"2022-12-12T19:13:32.000Z","dependencies_parsed_at":null,"dependency_job_id":"14dd4564-3be3-42b2-8c1f-817a74df7534","html_url":"https://github.com/hayguen/cwkeyer","commit_stats":null,"previous_names":[],"tags_count":1,"template":false,"template_full_name":null,"purl":"pkg:github/hayguen/cwkeyer","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/hayguen%2Fcwkeyer","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/hayguen%2Fcwkeyer/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/hayguen%2Fcwkeyer/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/hayguen%2Fcwkeyer/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/hayguen","download_url":"https://codeload.github.com/hayguen/cwkeyer/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/hayguen%2Fcwkeyer/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":281002689,"owners_count":26428008,"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","status":"online","status_checked_at":"2025-10-25T02:00:06.499Z","response_time":81,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"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":["hamradio","microcontroller","morse"],"created_at":"2024-10-26T19:45:50.292Z","updated_at":"2025-10-25T18:36:13.581Z","avatar_url":"https://github.com/hayguen.png","language":"C++","funding_links":[],"categories":[],"sub_categories":[],"readme":"\nThis project is \"CW keyer\" utilizing a Teensy microController.\n\nYou connect a Straight or Iambic A/B paddle to the microController.\n\nA (piezo) buzzer produces the latency-free side tone.\n  Adding a low-pass filter you can enhance the audio quality\n  and connect some speakers.\n\nDifferent from other CW controllers:\nThe controller is also connected to the (Windows) PC;\nin this case all keys are reported to the PC via HID USB connection.\nYou don't need a driver :-)\nIntention is to use that information for a CW training program\nor an SDR transceiver software.\n\nBesides that info, you can configure CW speed, tone frequencies, etc. from PC.\n\n\nHARDWARE PARTLIST:\n\n* 1 x Teensy 3.1 with pins (you should be able to other another Teensy model with enough pins)\nhttps://www.pjrc.com/store/teensy31.html\nhttp://www.watterott.com/de/Teensy-USB-Board-v31-MK20DX256VLH7-mit-Pins\nfor overview, see https://www.pjrc.com/teensy/index.html\n\n* 1 x small Breadboard\nhttp://www.pollin.de/shop/dt/MDM2OTg0OTk-\nhttp://www.watterott.com/de/Breadboard-klein-selbstklebend\n\n* 1 x Iambic Dual Paddle, e.g.\nhttp://www.mfjenterprises.com/Product.php?productid=MFJ-564B\n\n* 1 x Piezo buzzer, e.g.\nhttp://www.reichelt.de/SUMMER-EPM-121/3/index.html?\u0026ARTICLE=35927\nhttp://www.ekulit.com/piezo-buzzer-without-controller/rmp-14pht/\n\n* some Jumper Wirers M/M\nhttp://www.watterott.com/de/Jumper-Wires-MM-200mm\n\n\n\nSOFTWARE PREREQUISITES for Development/Microcontroller Upload:\n* Arduino 1.8.2 / Genuino with Teensyduino 1.36\nhttps://www.pjrc.com/teensy/td_download.html\n\n\nSOFTWARE PREREQUISITES for Development/PC Control:\n* Visual Studio Express 2013 for Windows Desktop - or higher version.\nWith minor modification you should also be able to use other compiler.\nhttps://www.microsoft.com/en-us/download/details.aspx?id=44914\n\n\n\nLICENSE:\nMIT, (c)2017 Hayati Ayguen \u003ch_ayguen@web.de\u003e\n\nexception:\n- Teensy RawHID source files\n  see http://www.pjrc.com/teensy/rawhid.html\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fhayguen%2Fcwkeyer","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fhayguen%2Fcwkeyer","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fhayguen%2Fcwkeyer/lists"}