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  • NXP EdgeReady MCU-Based Solution for Local Voice Control

NXP EdgeReady MCU-Based Solution for Local Voice Control

Turnkey i.MX RT solution for offline voice control

Overview

SLN-LOCAL-IOT Solution Kit
MCU-Based Far Field Automatic Speech Recognition Solution for Local Commands

MCU-Based Far Field Automatic Speech Recognition Solution for Local Commands  

MCU LOCAL VOICE

MCU LOCAL VOICE  

SLN-LOCAL-IOT Solution Kit

SLN-LOCAL-IOT Solution Kit  

Low Latency

<1 second fast
response times

Turnkey Solution

Easy integration into any MCU-based application

Low BOM Cost

Reduced by over 50% compared to MPU implementations

Compact Design

Ultra-small form factor
boards - 30 x 40 mm

Full Software Capabilities

Far-field audio front-end automatic speech recognition (ASR) engine

Specifications

Choose a diagram

i.MX RT Local Voice Control MCU  - Hardware

i.MX RT Local Voice Control MCU  - Hardware

i.MX RT Local voice Control MCU  - Software

i.MX RT Local voice Control MCU  - Software

Technical and Functional Specifications

MCU

  • 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

System Control

  • Secure JTAG, PLL OSC, eDMA, 4x Watch Dog, 6x GP Timer, 4x Quadrature ENC, 4x QuadTimer, 4x FlexPWM, IOMUX

Versatility

  • No voice or audio expertise required, ultra-small form factor, runs on FreeRTOS, supports up to three integrated low-cost MEMS microphones, two external digital microphone lines

ADC/DAC Conversion

  • 2x ADC (20-ch), 2 x ACMP

SPK-Class-D

  • 5.6 W into 8 Ohms, 6.2 W into 4 Ohms (THD <1%; VBAT= 4 V), Very low noise: <14 μV

Adaptive DC-DC Boost

  • 10 V – Maximizes the output power of the class-D audio amplifier while preventing large battery supply spikes and limiting quiescent power consumption

Power Optimization

  • High system efficiency: 91% peak efficiency for 600 mW sine wave, low battery consumption: <125 mA (Po = 380 mW, average music power)

Single Power Supply

  • 5 V USB Type-C

Low-Dropout
Regulation

  • DC-to-DC and LDO

Temperature Control

  • Interface temperature monitor

External

  • 32 MB HyperFlash

Internal

  • 1 MB on-chip SRAM

Software

  • Ciphers & RNG, Secure RTC, Fuse, HAB

Wi-Fi®

  • 802.11 b/g/n

Bluetooth®

  • Bluetooth/Bluetooth Low Energy (4.1)

Buy

  • SLN-LOCAL-IOT   Active

  • NXP EdgeReady MCU-Based Solution for Local Voice Control

  • Turnkey Embedded i.MX RT Voice Solution

    Kit contains:

    • i.MX RT Voice Solution
    • USB Type-A to USB Type-C Cable
      • Use Coupon
      • Distributor

        • Don't have an NXP coupon? You can purchase this product from one of our authorized distributors.

SLN-LOCAL-IOT-Image
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Design Resources

Get Started

Training and Events

MCU-based Voice Control for Industrial Systems  
  • Type: On-Demand
  • Duration: 33:10

Implement hands free, low latency, secure voice control for home and industry systems with NXP's SLN-LOCAL-IOT.

MCU-Based Solutions for Voice Control and Face Recognition  
  • Type: ondemandmultivideo
  • Duration: 50:17

Explore NXP’s i.MX RT MCU-based solutions for Alexa, local voice control and face recognition, with product roadmaps, BOM cost and competitive analysis.