Thank you for purchasing Digital Voice Systems, Inc. AMBE-4020-HDK Hardware Development Kit.
Welcome to DVSI's AMBE-4020-HDK Hardware Development Kit downloads page. This page contains documentation and operation software. Documentation includes a AMBE-4020-HDK User's manual and an AMBE-4020™ User's Manual. The software consists of executable programs that can be used to encode or decode files. The source code for these programs is provided as an example to create customized programs. Also included on this page are sample speech and compressed speech files for testing various vocoder rates.
Download Complete AMBE-4020-HDK Software Package
Download Software and Documentation Package excluding Test Vectors. (Zip File ~95MB)
Download individual directories to meet specific needs
The bin.zip file contains various executables that can be used with the AMBE-4020-HDK Hardware Development Kit to help in testing various files and formats. All of the executables and batch file are run in a DOS command prompt window. (Zip File ~10MB)
The docs.zip file contains an up-to-date manuals for the AMBE-4020-HDK Hardware Development Kit and the AMBE-4020™ Vocoder Chip. Also included, is a folder with helpful third party supplier manuals. (Zip File ~17MB)
The project_files.zip file contains source code files required to build the AMBE-4020-HDK Hardware Development Kit executables. Review of this code can be beneficial in writing customized programs. (Zip File ~67MB)
The etc.zip file contains the programming settings used by DVSI to program the FTDI chip on the AMBE-4020-HDK. Review of this code can be beneficial in writing customized programs. (Zip File ~30KB)