NXP EdgeReady MCU Based Solution for Local Voice Control


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Product Details

Block Diagram

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Local Voice Hardware

i.MX RT 106S Reference Design – Hardware Block Diagram

Local Voice Software

i.MX RT 106S Reference Design – Software Block Diagram

Supported Devices

Processors and Microcontrollers

i.MX RT Crossover MCUs



  • i.MX RT1060 Crossover MCU with Arm® Cortex®-M7 core, 3020 CoreMark/1284 DMIPS @ 600 MHz, 32 kB I-cache, 32 kB D-cache, FPU


  • No voice or audio expertise required, and built on FreeRTOS for easy integration into MCU based IoT product designs
  • Supports up to three low cost MEMS microphones for 360° far field voice (only two microphones needed for 180° applications)

Digital to Analog Converter (DAC)

  • On chip MQS DAC for low cost audio playback with optional inexpensive analog amplifier


  • MQTT, lwIP, mBedTLS (optional)
  • AWS IoT Core (optional)

Single Power Supply

  • 3.3 V Supply


  • 16 MB QSPI Flash (to support over the air updates)


  • 1 MB on-chip RAM


  • 802.11 b/g/n


  • Bluetooth/Bluetooth Low Energy (4.1)

Buy Options


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  • NXP EdgeReady MCU Based Solution for Local Voice Control.

  • $171.35 USD
  • For a quantity of 1
    • Availability: Pending stock
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Quick reference to our documentation types.

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Design Resources

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Design Files

5 design files

  • Printed Circuit Boards and Schematics

    SLN-LOCAL2-RD Schematics

  • Printed Circuit Boards and Schematics

    SLN-ALEXA-RD Schematics

  • Printed Circuit Boards and Schematics

    SLN-LOCAL2-IOT Schematics

  • Design Files - miscellaneous

    SLN-LOCAL2-RD Design Files

  • Design Files - miscellaneous



5 software files

  • Libraries

    ASR Evaluation Library

  • Embedded Software - miscellaneous

    SLN-LOCAL2-IOT MCUXpresso SDK Link

  • Test, Debug and Analyzer Software

    Program, Test and Manufacturing Tool for SLN-LOCAL2-IOT Kit

  • Development Software - miscellaneous

    SLN-ALEXA-IOT MCUXpresso SDK link

  • Embedded Application Software - miscellaneous

    SLN-LOCAL2-RD MCUXpresso SDK Link

Note: For better experience, software downloads are recommended on desktop.