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CHANGELOG.rst

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XCORE-VOICE change log

2.3.0

  • CHANGED: Updated XTC Tools to 15.3.0.
  • CHANGED: Updated submodule fwk_io to version v3.6.0 from v3.3.0.
  • CHANGED: Updated submodule fwk_core to version v1.1.0 from v1.0.2.
  • CHANGED: Updated submodule fwk_voice to version v0.8.0 from v0.7.0.
  • CHANGED: Updated submodule fwk_rtos to version 3.2.0 from 3.0.5.
  • CHANGED: Updated submodule lib_src to version 2.7.0 from 2.4.0.
  • CHANGED: Updated submodule xscope_fileio to version 1.2.0 from 1.1.2.
  • ADDED: lib_sw_pll submodule v2.3.1.
  • ADDED: xmos-ai-tools v1.3.1 Python requirement.
  • REMOVED: Deleted inferencing submodule.
  • ADDED: FFVA INT example with Cyberon speech recognition engine and model (DSpotter v2.2.18.0).
  • CHANGED: Moved files in folders device_memory, gpio_ctrl, intent_engine and intent_handler from examples/ffd/src to folder modules/asr.
  • CHANGED: Remove need to use external MCLK in FFVA INT examples
  • ADDED: Support for DFU over I2C for FFVA INT example.
  • ADDED: FFD example with I2S audio input to Cyberon speech recognition engine and model.
  • REMOVED: flash settings in .xn files, as they are not required by XMOS Tools 15.3.0.
  • ADDED: Support for reading registers over I2C slave in FFD examples.
  • ADDED: Note in ASRC demo documentation about large latency in ASRC processing. References to alternative application notes have been provided.

2.2.0

  • CHANGED: Updated submodule fwk_io to version 3.3.0 from 3.1.0.
  • CHANGED: Updated submodule fwk_core to version 1.0.2 from 1.0.0.
  • CHANGED: Updated submodule fwk_rtos to version 3.0.5 from 3.0.3.
  • CHANGED: Updated submodule fwk_voice to version 0.7.0 from 0.6.0.
  • CHANGED: Updated submodule lib_qspi_fast_read to version 1.0.2 from 1.0.1.
  • CHANGED: Updated submodule lib_src to version 2.4.0 from 2.2.0.
  • CHANGED: Updated submodule xscope_fileio to version 1.1.2 from 1.1.1.
  • ADDED: Support for Microsoft OS 2.0 Descriptors for FFVA and ASRC examples so the DFU interface automatically shows up as a WinUSB interface on Windows.
  • ADDED: FFD example with Cyberon speech recognition engine and model (DSpotter v2.2.18.0).

2.1.0

  • ADDED: Mic aggregator app that bridges between 16 mics and TDM16 slave or USB Audio
  • ADDED: Asynchronous Sampling Rate Converter (ASRC) example application
  • ADDED: lib_xua 3.5.1 as submodule to support Mic aggregator app
  • CHANGED: Updated submodule fwk_io on to version 3.1.0 from version 3.0.1 to add support for TDM16 slave tx and 16ch mic_array

2.0.0

  • ADDED: All speech recognition example deigns now use Sensory TrulyHandsfree speech recognition library.
  • ADDED: Low-power far-field dictionary (low-power FFD) example design using wakeword to exit standby mode.
  • ADDED: Mandarin model to far-field dictionary (low-power FFD) example design demonstration.
  • ADDED: Support for fast flash library which increases flash reading throughput by as much as 70%.
  • MOVED: Audio pipelines relocated to modules to allow easier re-use.
  • FIXED: Example designs now indicate when evaluation period has expired.
  • FIXED: Numerous minor bug fixes.

1.0.0

  • ADDED: Improved documentation
  • ADDED: Speech recognition porting example design
  • FIXED: USB PIDs changed to 0x4000 for FFVA and 0x4001 for FFD
  • FIXED: Speech recognition model no longer in the filesystem
  • FIXED: Several Linux USB audio bugs
  • REMOVED: audiomux example design

0.21.0

  • ADDED: Improved Interference Cancellation using Voice-to-Noise Ratio estimator
  • ADDED: Low-power mode to far-field dictionary example design
  • ADDED: USB DFU to far-field voice assistant example design
  • ADDED: Optional AEC fixed-delay to far-field voice assistant example design

0.20.0

  • ADDED: Audio response playback
  • ADDED: Wanson 20220923 model update
  • ADDED: Documentation updates
  • FIXED: USB audio device is now recognized on Windows
  • FIXED: Applications moved to examples folder
  • FIXED: Sample rate conversion from 48k fixed

0.12.0

  • ADDED: Audio playback to FFD application
  • ADDED: First draft of documentation
  • KNOWN ISSUE: USB audio device is not recognized on Windows (This does not effect FFD)

0.10.0

  • ADDED: FFD demo using OLED display