v7.1.0

• ADDED: Initial support for vx4 targets.
• ADDED: Support for 1-, 2-, or 3-stage decimation pipelines.
• ADDED: Dynamic 1-mic switching support (mic_array_enable_1mic_override).
• Changes to dependencies:
  • lib_xcore_math: 2.4.1 -> 3.0.0

v7.0.0

• CHANGED: Tests from XC to C using lib_xcore
• REMOVED: XCommon build support
• Changes to dependencies:
  • lib_xcore_math: 2.4.0 -> 2.4.1

v6.0.0

• ADDED: A new API to replace vanilla that is the default recommended way of using the mic array.
• ADDED: Support for mic array shutdown which causes the mic array thread(s) to return.
• ADDED: Test for mic array shutdown
• ADDED: API to support initialising the mic array with custom decimation filters
• CHANGED: BasicMicArray tests to test the default API
• CHANGED: app_measure_mips example to run the default API
• CHANGED: Documentation improvements
• CHANGED: replaced assert.h with xcore/assert.h
• FIXED: PDM RX ISR deadlock bug
• REMOVED: Vanilla API and configuration
• REMOVED: Prefab API

v5.5.0

• CHANGED: Documentation updated
• CHANGED: Renamed examples to app_
• CHANGED: Renamed the scripts/ directory to python/
• Changes to dependencies:
  • lib_xcore_math: 2.3.0 -> 2.4.0

v5.4.0

• CHANGED: All examples now build under XCommon CMake build system
• ADDED: Will build without errors for XS2 targets but no API available
• DEPRECATED: Previously used custom CMake build support. This will be removed in future versions. Please use XCommon CMake build system as provided in XTC 15.3.0 onwards for new projects.
• Changes to dependencies:
  • lib_xcore_math: 2.0.0 -> 2.3.0

v5.3.0

• FIXED: Vanilla configuration now compiles correctly under XTC 15.3.0
• ADDED: Support for XCommon CMake build system

v4.6.0

• ADDED: Support for XCommon CMake build system
• Changes to dependencies:
  • lib_dsp: 3.0.0 -> 6.3.0
  • lib_logging: 2.0.0 -> 3.2.0
  • lib_xassert: 2.0.0 -> 4.2.0

v5.2.0

• Added 48 kHz decimator design script
• Added documentation to cover 32 kHz and 48 kHz decimators

v5.1.0

• Added 16ch de-interleave to support 16 DDR mics on a single 8b port
• Added parallel decimation use example
• Fixed documentation generation issues

v5.0.3

• Improves audio performance of default mic array decimation filters.
• Improves audio performance of DC elimination filter.