Renesas RA4 Series Engineering Manual
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VOICE-RA4E1 Engineering Manual
Renesas Advanced (RA) Family
RA4 Series
All information contained in these materials, including products and product specifications, represents
information on the product at the time of publication and is subject to change by Renesas Electronics
Corp. without notice. Please review the latest information published by Renesas Electronics Corp.
through various means, including the Renesas Electronics Corp. website (http://www.renesas.com).
www.renesas.com
Renesas VUI Reference Solution
Rev.1.0 June 2022
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Table of Contents
Related Manuals for Renesas RA4 Series
Summary of Contents for Renesas RA4 Series
- Page 1 All information contained in these materials, including products and product specifications, represents information on the product at the time of publication and is subject to change by Renesas Electronics Corp. without notice. Please review the latest information published by Renesas Electronics Corp.
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Page 2: Table Of Contents
VOICE-RA4E1 Engineering Manual Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual Contents Overview ..........................3 Kit Contents ..........................3 Kit Ordering Information ......................3 Kit Peripheral Features ......................4 MCU Feature Support ......................4 Kit Architecture ........................6 System Block Diagram ..........................6 Jumper Settings ............................ - Page 3 Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual Figures Figure 1. VOICE-RA4E1 Kit Contents ....................... 3 Figure 2. System Block Diagram ........................6 Figure 3. Copper Jumpers ..........................7 Figure 4. PMOD connector ..........................9 Figure 5. VOICE-RA4E1 Power Block Diagram ....................13 Tables Table 1.
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Page 4: Overview
Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual 1. Overview VOICE-RA4E1 is an edge voice recognition evaluation kit designed to be used by Ecosystem Partners, Application Engineers, Field Application Engineers, and for Business Development opportunities. The primary purpose is to evaluate the functionality of projects developed by Ecosystem Partners, and to facilitate the development of additional partner projects. -
Page 5: Kit Peripheral Features
Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual 4. Kit Peripheral Features Following is a list of the specific features that have been implemented: • QSPI: One QSPI flash memory device, Dialog AT25SF641B-MHB-T, 64M-bit (8MB). • PMOD: 1 Digilent PMOD connectors, supporting UART, SPI and I2C configurations. - Page 6 Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual • 12-bit D/A Converter (DAC12) × 1 • Timers • General PWM Timer 32-bit (GPT32) × 2 • General PWM Timer 16-bit (GPT16) × 2 • Asynchronous General-Purpose Timer (AGT) × 5 •...
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Page 7: Kit Architecture
Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual ● Clock trim function for HOCO/MOCO/LOCO • General-Purpose I/O Ports • 5V tolerance, open drain, input pull-up, switchable driving ability • Operating Voltage • VCC: 2.7 to 3.6 V 6. Kit Architecture 6.1 System Block Diagram Figure 2. -
Page 8: Jumper Settings
Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual 6.2 Jumper Settings Two types of jumpers are provided on the VOICE-RA4E1 board. 1. Traditional pin header jumpers copper jumpers 2. Copper jumpers (trace-cut type and solder bridge type) 6.2.1 Traditional Pin Header Jumpers These jumpers are traditional small pitch jumpers that require an external shunt to open/close them. -
Page 9: Mcu Port Mapping
Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual Table 2. Default Copper Jumper Settings Location Default Open/Closed Function Closed WS output to I2S digital microphone Closed SSL input for SPI0 Closed SCK output to I2S digital microphone Closed SCK input for SPI0... -
Page 10: Implementation Details
Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual 8. Implementation Details 8.1 QSPI NOR flash There is one QSPI NOR Flash on board. The device is Dialog AT25SF641B-MHB-T, 64 Mbit (8 Mbyte) in a 8-pad Ultra-Thin DFN (5 x 6 x 0.6mm) package. The QSPI port of RA4E1 is configured as Fast Read Dual I/O mode on this kit. -
Page 11: Microphones
This board includes a pair of analog MEMS microphones (M2 & M3, ZillTek ZTS6053). These 2 analog microphone signals are amplified by Renesas READ2302GSP OPAMP, then fed to RA4E1 ADC channels 0 & 1. One digital I2S MEMS microphone (M1, ZillTek ZTS6672) is also provided, which is connected to RA4E1 SPI0 channels. -
Page 12: Buttons
The J-Link On-Board (JLOB) debug interface supporting JTAG, SWD debug interface and also supports the VCOM (Virtual COM port) function. The debug MCU is a Renesas RA4M2, programmed with J-Link firmware licensed by Segger. This interface includes one USB micro-B connector (J6) for host debug through the J- Link MCU, one 10-pin and one 20-pin debug header (supporting JTAG and SWD). -
Page 13: Table 15. 10-Pin Jtag/Swd Connector (J8)
Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual Table 14. 10-pin JTAG/SWD Connector (J8) JTAG Pin Name SWD Pin Name Signal/Bus J9-1 Vtref Vtref +3V3 J9-2 SWDIO P108/SWDIO J9-3 J9-4 SWCLK P300/SWCLK J9-5 J9-6 P109 J9-7 N.C. J9-8 P110 J9-9 GND Detect... -
Page 14: Power
Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual 8.8 Power 5 V may be supplied from an external USB host to the USB Debug connector (J6) labelled with J-Link OB on the board or from USB type-C connector(J1) labelled with DEVICE USB. -
Page 15: Certifications
Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual 9. Certifications To support international distribution, the following certification requirements are met, both by design and test. Americas: FCC Class B Europe: CE Class B Revision History Description Rev. Date Page Summary June 2022 Initial release VOICE-RA4E1 Engineering Manual Rev.1.0... - Page 16 Engineering Manual for Project VOICE-RA4E1 Publication Date: May . 11. 2022 Published by: Renesas Electronics Corporation...
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Page 17: Renesas Vui Reference Solution Voice-Ra4E1 Engineering Manual
Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual Eng Manual VOICE-RA4E1...
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