nullstring1/vwcdc

VW CD Changer Emulator

VWCDC - ESP32

CD Changer Emualtor For VW Radios
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Table of Contents

1. About The Project
2. Getting Started
   • Using platformio
3. Usage
4. Car Radio Models
5. Roadmap
6. Contributing
7. License
8. Contact
9. Related Projects For Different Architectures
10. Useful information

About The Project

This project emulates the CD Changer in older VW / Audi / Skoda / Siat cars to allow the radio to accept AUX input from phone or bluetooth module.

Port of VAG CDC Faker by shyd for the ESP32

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Getting Started

Using platformio

1. Install vscode
2. Install platformio
3. Install Espressif 32 platform
4. Download and extract project
5. Connect ESP32
6. Run Upload task in platformio with ESP32 in download mode

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Usage

Connect ESP32 to radio following the wiring diagram

Name	ESP32 Pin	Radio Pin	Purpose
SCLK	18	CDC CLOCK	SPI Clock Signal 62.5MHz
MOSI	23	DATA IN	Data from ESP to radio
MISO / Radio Out	17	DATA OUT	Data from radio to ESP

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Car Radio Models

Tested

• RCD200 mp3 (VW POLO 2008)

Unverified

Untested with this port but working with related projects using same protocol (https://github.com/tomaskovacik/vwcdpic)

• Audi concert 1(blaupunkt)
• Audi concert 1(philips)
• Audi concert 2
• Chorus1(blaupunkt)
• Symohony I
• VW blaupunkt RadioNavigationSystem MCD
• VW Passat Blaupunkt Gamma (similar to Gamma V)
• Audi Symphony II BOSE
• Volkswagen
  • New Beetle
  • Touareg
  • Passat B3/B4 (1993+)
  • EOS 3.2 (2008)
  • Single DIN Monsoon
  • Single DIN Monsoon with In-Dash CD Player
  • Double DIN Monsoon
  • Multi-Function Display (MFD)
  • Gamma IV
  • Gamma V
  • RCD300
  • Blaupunkt R100
  • RNS300
  • RN S2 DVD
• Seat
  • Leon
  • Ibiza
• Skoda
  • Symphony
• Audi
  • Audi Chorus II

Roadmap

• Media control via bluetooth
  • CDs mapped to playlists

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Contributing

Contributions are what make the open source community such an amazing place to learn, inspire, and create. Any contributions you make are greatly appreciated.

If you have a suggestion that would make this better, please fork the repo and create a pull request. You can also simply open an issue with the tag "enhancement". Don't forget to give the project a star! Thanks again!

1. Fork the Project
2. Create your Feature Branch (git checkout -b feature/AmazingFeature)
3. Commit your Changes (git commit -m 'Add some AmazingFeature')
4. Push to the Branch (git push origin feature/AmazingFeature)
5. Open a Pull Request

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License

Distributed under the GPL-3.0 license. See LICENSE for more information.

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Contact

Daniel Kern (NullString1) - @nullstring1_ - [email protected]

Website: https://nullstring.one Project Link: https://github.com/NullString1/VWCDC

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Related Projects For Different Architectures

• AVR https://github.com/tomaskovacik/vwcdavr
• AVR https://schuett.io/2013/09/avr-raspberry-pi-vw-beta-vag-cdc-faker/
• PIC https://github.com/tomaskovacik/vwcdpic
• STM32 https://github.com/tomaskovacik/vwcdstm32

Useful information

• http://kuni.bplaced.net/_Homepage/CdcEmu/CdcEmu_Versions_e.html
• https://web.archive.org/web/20220810224519/https://martinsuniverse.de/projekte/cdc_protokoll/cdc_protokoll.html
• https://q1.se/cdcemu/details.php (Different protocol but related)

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vwcdc's Issues

在模拟碟盒操作实现后，是否可以连接解码板制作车载音乐盒？

你好老师，我是一个纯菜鸟，想给老车制作一个数码碟盒，按照您的操作实现了主机对单片机的识别，之后是否可以使用已经烧录好的可通信单片机和解码板连接，从而来实现外挂音乐盒的功能，如果可以，我想请问您解码板是否需要烧录程序？是否烧录和单片机一样的程序能够实现主机按键对音乐的控制？