{"id":31588537,"url":"https://github.com/eiffelpeter/esp32_a2dp_sink","last_synced_at":"2026-05-16T11:32:17.217Z","repository":{"id":316341637,"uuid":"1062416589","full_name":"eiffelpeter/esp32_a2dp_sink","owner":"eiffelpeter","description":"upgrade my old 9th corolla car stereo (CQ-JS7180AAT) to support bluetooth a2dp","archived":false,"fork":false,"pushed_at":"2025-09-25T06:31:11.000Z","size":17615,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":0,"default_branch":"master","last_synced_at":"2025-10-06T02:24:43.452Z","etag":null,"topics":["a2dp","corolla","esp-idf","esp32"],"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/eiffelpeter.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":"2025-09-23T08:22:24.000Z","updated_at":"2025-09-25T06:31:14.000Z","dependencies_parsed_at":"2025-09-24T04:19:25.436Z","dependency_job_id":null,"html_url":"https://github.com/eiffelpeter/esp32_a2dp_sink","commit_stats":null,"previous_names":["eiffelpeter/esp32_a2dp_sink"],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/eiffelpeter/esp32_a2dp_sink","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/eiffelpeter%2Fesp32_a2dp_sink","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/eiffelpeter%2Fesp32_a2dp_sink/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/eiffelpeter%2Fesp32_a2dp_sink/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/eiffelpeter%2Fesp32_a2dp_sink/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/eiffelpeter","download_url":"https://codeload.github.com/eiffelpeter/esp32_a2dp_sink/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/eiffelpeter%2Fesp32_a2dp_sink/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":33100823,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-05-16T04:41:52.686Z","status":"ssl_error","status_checked_at":"2026-05-16T04:41:52.009Z","response_time":115,"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":["a2dp","corolla","esp-idf","esp32"],"created_at":"2025-10-06T02:10:35.030Z","updated_at":"2026-05-16T11:32:17.172Z","avatar_url":"https://github.com/eiffelpeter.png","language":"C","funding_links":[],"categories":[],"sub_categories":[],"readme":"The cheap a2dp module with serious pop-noise and can not mute FM radio.  \nSo I build this project which use esp32 + ti pcm5102.  \n\n## Install esp-idf enviroment on ubuntu 22.04\n[refer](https://docs.espressif.com/projects/esp-idf/en/release-v5.4/esp32/get-started/linux-macos-setup.html#)  \n\nclone sdk, install toolchain and export path\n```\ngit clone -b v5.4 --recursive https://github.com/espressif/esp-idf.git esp-idf-v5.4\ncd esp-idf-v5.4/\n./install.sh\n. ./export.sh\n```\n\n##  build\n1. clone this example and build  \n```\ngit clone https://github.com/eiffelpeter/esp32_a2dp_sink.git\ncd esp32_a2dp_sink\nidf.py set-target esp32\nidf.py build\n```  \n2. connect `esp-prog` to ubuntu usb, check `/dev/ttyUSB1` exist.  \n3. connect `esp-prog` to esp32.  \n4. Download and run `idf.py -p /dev/ttyUSB1 flash monitor`.  \n5. open your phone to search bt and pair, then play music.  \n6. If you want to listen FM radio, tund off bt on your phone.  \n![IMAGE ALT TEXT HERE](./doc/iphone_search_bt.jpg)\n\n\n## gpios \n| esp32 |          |\n|-------|----------|\n|  17   | I2S_LRCK |\n|  18   | I2S_BCK  |\n|  23   | I2S_DATA |\n|  19   | mute     |\n|  22   | led      |\n\n| mute |                               |\n|------|-------------------------------|\n| high | unmute pcm5102, mute FM radio |\n| low  | mute pcm5102, unmute FM radio |\n\n\n## power regulator\n![IMAGE ALT TEXT HERE](./doc/power_ldo.png)  \n![IMAGE ALT TEXT HERE](./doc/power_source.jpg)\n\n## pcm5102 config ( green )\n![IMAGE ALT TEXT HERE](./doc/pcm5102_config.jpg)  \n\n## esp32 and pcm5102 connection\n![IMAGE ALT TEXT HERE](./doc/esp32_pcm5102_connection.jpg)  \n\n## pcm5102 L/R audio to car stereo\n![IMAGE ALT TEXT HERE](./doc/bt_audio_inject.png)  \n\n## esp32 mute FM radio when a2dp streaming\n![IMAGE ALT TEXT HERE](./doc/esp32_mute_radio.png)  \n\n## connect esp32 to car stereo ( remove tape and cd player )   \n![IMAGE ALT TEXT HERE](./doc/connect_esp32_to_car_stereo.JPG)  \n\n## assemble in car with phone holder\n![IMAGE ALT TEXT HERE](./doc/install_on_car.jpg)  \n\n## Can Use ESP32-DevKit WROOM to develop.\n![IMAGE ALT TEXT HERE](./doc/ESP32-DevKitC-WROOM.jpg)  \n\n## Support more codec\nyou can refer [this](https://github.com/cfint/esp32-a2dp-sink) to develop.  \nbut it need more memory, have to use `WROVER` DevKit.  \n\n## Reference\n[link](https://github.com/espressif/esp-idf/issues/14795)  \n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Feiffelpeter%2Fesp32_a2dp_sink","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Feiffelpeter%2Fesp32_a2dp_sink","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Feiffelpeter%2Fesp32_a2dp_sink/lists"}