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  • The X-CUBE-USB-AUDIO Expansion Package consists of a library and application examples for STM32446E-EVAL and 32F769IDISCOVERY boards acting as USB speaker and recorder.

    The X-CUBE-USB-AUDIO Expansion Package is extensible; it allows the development of USB audio applications for other STM32 devices and boards.

    Key Features

    • Compliant with USB 2.0 Audio Class 1.0 standards
    • USB audio streaming playback and recording
    • Playback sampling rates: 96 kHz (for hi-fi audio), 48 kHz, and 44.1 kHz
    • Playback audio resolutions: 24 bits (for hi-fi audio) and 16 bits
    • Playback synchronization using feedback
    • Recording sampling rates: 96 kHz (for hi-fi audio), 48 kHz, 44.1 kHz, and 16 kHz
    • Recording audio resolutions: 24 bits (for hi-fi audio) and 16 bits
    • Both recording and playback support several sampling rates set at the compilation stage
    • Both recording and playback support multifrequency: switch between sampling rates at runtime upon host request
    • Both recording and playback support mute and volume control

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Technical Documentation

    • Description Version Size Action
      DB3382
      USB audio streaming software expansion for STM32Cube
      1.0
      129.07 KB
      PDF
      DB3382

      USB audio streaming software expansion for STM32Cube

    • Description Version Size Action
      UM2312
      Development checklist for STM32Cube Expansion Packages
      2.0
      306.99 KB
      PDF
      UM2285
      Development guidelines for STM32Cube Expansion Packages
      1.0
      485.46 KB
      PDF
      UM2195
      USB device audio streaming Expansion Package for STM32Cube
      1.0
      1.22 MB
      PDF
      UM2312

      Development checklist for STM32Cube Expansion Packages

      UM2285

      Development guidelines for STM32Cube Expansion Packages

      UM2195

      USB device audio streaming Expansion Package for STM32Cube

Presentations & Training Material

    • Description Version Size Action
      STM32 and STM8 embedded software solutions 7.0
      3.12 MB
      PDF

      STM32 and STM8 embedded software solutions

Publications and Collaterals

    • Description Version Size Action
      STM32 Open Development Environment Brochure 17.09
      1.21 MB
      PDF
      Sensor & motion algorithm software pack for STM32Cube 1.0
      544.58 KB
      PDF

      STM32 Open Development Environment Brochure

      Sensor & motion algorithm software pack for STM32Cube

Legal

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      SLA0048
      Mix Ultimate Liberty+OSS+3rd-party V1 - SOFTWARE LICENSE AGREEMENT
      5.7
      87.58 KB
      PDF
      SLA0048

      Mix Ultimate Liberty+OSS+3rd-party V1 - SOFTWARE LICENSE AGREEMENT