xCORE-VOICE Smart Microphone Kits | XMOS

xCORE SMART MICROPHONE KIT


  • Digital MEMS microphone array with USB 2.0 backhaul
  • Optimum far-field, beam-forming array microphone
  • Microphone and voice DSP

 

XMOS provides a range of xCORE smart microphone solutions for developers who want to integrate voice interfaces into their embedded products.

The xCORE USB Smart Microphone, based on the XVSM-2000 voice processor, provides high quality far-field audio capture from PDM microphones with USB (optionally TDM) backhaul. With advanced DSP capabilities, the xCORE Smart Microphone and XVSM-2000 device ensure that voice sources can be delivered with the highest possible quality, and provide the fastest way to integrate voice capture interfaces into smart designs at an affordable price.

xCORE USB Smart Microphone

DOWNLOAD xCORE SMART MICROPHONE PRODUCT BRIEF

 

 

xCORE SMART MICROPHONE FEATURES

xCORE SMART MICROPHONE KIT

XK-USB-VSM-2000

xCORE Smart Microphone

MICROPHONE ARRAY BOARD FEATURES

  • Processor: xCORE-VOICE XVSM Processor
  • Connectivity:
    • USB Audio Class 2.0 compliant device
      • Backwards compatible to UAC 1.0
    • Optional 10/100Mbps Ethernet
  • Voice capture: x7 PDM MEMS microphones (AKU441)
  • Audio out: 3.5mm headphone jack
  • User interface: 4 buttons and 13 LEDs
  • Expansion header
  • xSYS connector for JTAG debug

 

ARRAY MICROPHONE INTERFACE LIBRARY

  • PDM to PCM format conversion
    • Four channel decimator
  • Up to 100dB dynamic range
  • Microphone gain compensation

XVSM SUPPORT LIBRARY

  • Beamforming with configurable beam width and non-stationary noise suppression (up to 20dB attenuation)
  • Echo cancellation (up to 80dB att.)
  • Stationary noise suppression (up to 20dB att.)
  • De-reverb (up to 20dB att.)
  • Output sample rate 16kHz

 

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WHICH BOARD DO YOU NEED?

If you're not sure which development board you need for your application, our xCORE-VOICE Smart Microphone vs xCORE Array Microphone infographic provides a quick comparison of the features of each board.