VS10XX Plugins

VS1053b ADMix Plugin

  • Allows MIC/LINE monitoring on top of the normal playback.
  • Three versions for stereo, mic/line1, and line2 monitoring.
  • Has separate gain control from normal volume control.

Version: 1.10
Modified: 2009-11-05
Devices: VS1053b
Download: vs1053b-admix110.zip admix.pdf

VS1053b Patches w/ FLAC Decoder

  • Combines the separate VS1053b patches
  • A second version of the patch contains a FLAC (Free Lossless Audio Codec) decoder

Version: 1.10
Modified: 2009-06-23
Devices: VS1053b
Download: vs1053b-patches110.zip vs1053b-patches.pdf

Spectrum Analyzer Plugin 

  • Provides up to 23 analyzer bands for implementing a graphical spectrum display.
  • Handles all audio formats and sample rates, including microphone loopback.
  • Number of bands and center frequencies customizable.
  • spectrumAnalyzer.pdf

Version: 0.9
Modified: 2008-06-12
Devices: VS1011B, VS1011E, VS1003B, VS1033B, VS1033C, VS1033D, VS1053B
Download: spectrumAnalyzer09.zip

Pitch Shifter Plugin 

  • Implements pitch change without changing tempo.
  • Alternatively performs tempo change without changing pitch.
  • Handles all audio formats.
  • Pitch or tempo selectable in real time.
  • pitchshifter.pdf

Version: 1.3
Modified: 2008-06-12
Devices: VS1002D, VS1003B, VS1033C, VS1033D, VS1053B
Download: pitchshifter13.zip

WMA Rewind Plugin

  • See also the newer and better WMA Webcast / Rewind Patch
  • For VS1033c see VS1033c WMA Resync Patch
  • Makes WMA Rewind/Fast forward easier by implementing resynchronization code that tries to find the ASF packet boundaries automatically.
  • Also has broadcast support (ignores file size) for web radio applications.
  • Also talks about how to adjust some streams to make them playable on VS1003b. New version does this automatically.
  • vs1003B-wmarewind.pdf

Version: 1.00
Modified: 2008-04-17
Devices: VS1003B
Download: vs1003B-WMA-rewind100.zip

Loudness Plugin 

  • The loudness package allows various tone controls by having twelve different frequency enhancers.
  • Roughly 1.7 MIPS computing power required.
  • Requires 1.5 KiB (380 program words).
  • Full source code and documentation in PDF format included.
  • VS1011e and other newer chips have both built-in bass and treble controls that can be used for tone control without this plugin.

Version: 1.41
Modified: 2003-09-29
Devices: VS1011, VS1002D
Download: vs1011_loud141.zip