Overview
Description
Easy-to-use hardware platform for Voice User Interface (VUI) solutions based on the RA4E1 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 RA4E1. Small 10*10mm size to fit into the end product.
- Local voice recognition algorithm, no network connectivity needed.
- Microphones: choices of digital and analog microphones are populated for alternative input options.
- External QSPI flash memory enhances storage for voice samples and library data.
- Partner Enabled Solution Features
- Cyberon DSpotter
(PDF | English, 日本語) enabled features:
- Global language support: 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: Wake-word and commands customization, performance tuning, testing, no prior neural network knowledge needed.
- Cyberon DSpotter
(PDF | English, 日本語) enabled features:
- Low BOM cost and footprint. The minimum requirements are the MCU, one DMIC, and a power supply.
Applications
Documentation
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Type | Title | Date |
Manual - Development Tools | PDF 554 KB | |
Brochure | PDF 3.63 MB | |
Flyer | PDF 656 KB | |
Flyer | PDF 412 KB | |
Product Brief | PDF 312 KB 日本語 | |
White Paper | PDF 794 KB | |
White Paper | PDF 441 KB | |
Flyer | PDF 508 KB 日本語 | |
8 items
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Design & Development
Software & Tools
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

Support
Support Communities
Videos & Training
Voice recognition systems often struggle with background noise, leading to user frustration. Discover how the Renesas audio combination application solution integrates audio pre-processing and voice command recognition to deliver improved accuracy and enhanced reliability, even in noisy environments.
To learn more, visit the AI Voice page.
Events & Webinars
News & Blog Posts
Blog Post
Jan 29, 2025
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Blog Post
Aug 29, 2022
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News
Jun 29, 2022
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Blog Post
May 30, 2022
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