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Overview

Easy-to-use hardware platform for Voice User Interface (VUI) solutions based on the RA2L1 MCU.

This VUI partner-enabled solution is based on the RA family of 32-bit MCUs. The hardware platform is used for all VUI partner-enabled solutions provided by Renesas within the Renesas Ready Partner Network. It demonstrates how easy it is to control your system with a simple voice command interface without extensive coding experience or in-house expertise.

You will build an enhanced working solution that recognizes your own voice commands to trigger the corresponding operation using the Renesas Partner Network Solutions utilizing the Voice Hardware Platform.

Features

  • Hardware Features
    • Compact VUI solution using RA2L1. Small 10mm x 10mm size to fit into end product.
    • Local voice recognition algorithm, no network connectivity needed.
    • Choices of digital and analog microphones are populated for alternative input options.
    • External QSPI flash memory enhances storage for voice samples and library data.
  • Cyberon DSpotter Enabled Features
    • Global language support of 40+ languages worldwide.
    • Support voice tag function to let a user change command by voice recording.
    • Support voice response function for acknowledge. Enhance user experience.
    • DSMT tool support wake-word and commands customization, performance tuning, testing, no prior neural network knowledge needed.
  • Low Bill of Materials (BOM) cost and footprint. The minimum requirements are the MCU, one DMIC, and a power supply.

Products in the Design

Sample & Buy

RA2L1 Voice User Demonstration Kit - Top

TW001-VUIA2L1POCZ

Active
Key Features:Low MHz Consumption
MCU/MPU:RA2L1 (Arm C23, MHz, 256KB/32KB/8KB, 48LQFP)
Additional Features:1xDMIC, 2xAMIC, USB-C/B, UART, DAC AUDIO OUT, 2xOP-AMP, J-Link Segger

Add-on Hardware

Additional boards that work with this platform. Some may be required for full functionality or to evaluate specific features.

RA6E1 Voice User Reference Kit

Demonstrate voice user interface solutions on an RA6E1-based hardware platform. Designed to showcase partner-enabled voice control workflows with minimal development effort.

RA4E1 Voice User Reference Kit

Showcase voice-controlled applications using an RA4E1-based voice user interface platform. Designed to simplify evaluation of partner-enabled VUI solutions.

Application Block Diagrams

Edge Voice User Interface (VUI) Block Diagram
Edge Voice User Interface (VUI)
Voice control with RA MCUs offers efficient, network-free voice recognition for smart devices.

Videos & Training

Resources

Support

Knowledge Base

  1. Voice Kit with RA Family: What is included in the kit and any other components to prepare in addition?

    ... us/en/products/microcontrollers-microprocessors/ra-cortex-m-mcus/tw001-vuia4e1pocz-ra4e1-voice-user-reference-kitRA2L1 Voice User Reference Kit (TW001-VUIA2L1POCZ): https://www.renesas.com/us/en/products/microcontrollers-microprocessors/ra-cortex-m-mcus/tw001-vuia2l1pocz ...

    Jul 26, 2024
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