RA4W1

Microcontrollers & Microprocessors

Renesas MCU Guide

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Overview

The Renesas RA4W1 is the first Bluetooth® 5.0 Low Energy fully compliant with 2Mbit High-Throughput (HT) and Long Range support in a single chip MCU of Renesas RA4 product series for IoT applications that require a high-performance Arm® Cortex®-M4 core at a very attractive price point. The RA4W1 is built on a highly efficient low power process and is supported by an open and flexible ecosystem concept, called Flexible Software Package (FSP), using FreeRTOS as base. The RA4W1 MCU has full function support for Bluetooth 5.0 Low Energy long-range and mesh networking, and provides excellent reception performance. RA4W1 is geared towards IoT application requiring Security, large embedded RAM and low power consumption.

48MHz Arm® Cortex®-M4
512kB Flash Memory and 96kB SRAM
8kB Data Flash to store data as in EEPROM
7x7 mm QFN 56-pin package
Capacitive touch sensing unit
Segment LCD controller
USB 2.0 Full Speed module supporting host and device mode
CAN 2.0B
SCI (UART, Simple SPI, Simple I2C)
SPI/ I2C multimaster interface
2.4 GHz radio with Bluetooth 5.0 Low Energy
LE 1M, 2M, Coded PHY, and LE advertising extension
Secure Crypto Engine (AES128 / 256, GHASH, TRNG)

	Automatic Plant Watering System
	Bathroom Odor Detector with Bluetooth Low Energy
	Bluetooth Low Energy (LE) Sensor Network Solution
	Bluetooth® Low Energy for RA Family
	Building Automation Lighting with Air Quality Sensors Solution
	Embedded Programmable Logic Controller (PLC) for Industrial Use
	IoT Cold Chain Monitoring
	IoT Gateway
	IoT Sensor Board with Machine Learning & Bluetooth® Low Energy
	Multi-Purpose Air Quality Sensor Solution
	Network Gateway for Bluetooth® Low Energy Mesh
	Smart BLDC Air Cooler
	Smart Home LPG Cylinder Monitor
	Wireless Sensor Network Solutions

Security (fire detection, burglar detection, panel control)
Metering (electricity, automated meter reading)
Industry (robotics, door openers, sewing machines, vending machines, UPS)
Health and wearables body sensors
Smart home and remote control toys

Documentation

Title	Type	Date
Renesas RA4W1 Group Datasheet PDF1.52 MB	Datasheet	Mar 31, 2020
Renesas RA4W1 Group User's Manual: Hardware PDF16.39 MB日本語	Manual - Hardware	Mar 31, 2020
RA4W1 Bluetooth LE Solution & Resource Quick Start Guide PDF884 KB日本語	Quick Start Guide	Sep 2, 2022
EK-RA4W1 Example Project Bundle PDF83 KB Related Files: EK-RA4W1 Example Project Bundle	Application Note	Sep 20, 2022
FS2012 Sample application PDF3.21 MB日本語 Related Files: Sample Code	Application Note	Aug 31, 2022
HS300x Sample application PDF3.64 MB日本語 Related Files: Sample Code	Application Note	Aug 31, 2022
ZMOD4xxx Sample application PDF4.28 MB日本語 Related Files: Sample Code	Application Note	Aug 31, 2022
RA4W1 Group Bluetooth Mesh Startup Guide PDF1005 KB日本語 Related Files: RA4W1 Group Bluetooth Mesh Startup Guide	Application Note	Aug 29, 2022
RA4W1 Group Bluetooth Mesh sample application PDF2.63 MB日本語 Related Files: RA4W1 Group Bluetooth Mesh sample application	Application Note	Aug 29, 2022
Securing Data at Rest Utilizing the Renesas Security MPU PDF1.74 MB Related Files: Securing Data at Rest Utilizing the Renesas Security MPU	Application Note	Aug 1, 2022
Flash Memory Programming PDF2.02 MB	Application Note	Jul 20, 2022
Bluetooth LE microprocessor / module Profile Developer's Guide Application Note PDF2.14 MB日本語	Application Note	Jun 30, 2022
Host Controller Interface Firmware PDF360 KB Related Files: Host Controller Interface Firmware	Application Note	Jun 30, 2022
RA4W1 Group Bluetooth Low Energy Application Developer's Guide PDF3.34 MB Related Files: RA4W1 Group Bluetooth Low Energy Application Developer's Guide	Application Note	Jun 30, 2022
Using QE and FSP to Develop Capacitive Touch Applications PDF2.23 MB日本語	Application Note	Jun 7, 2022
RA family BLE sample application PDF3.59 MB Related Files: Sample Code	Application Note	Apr 27, 2022
RA4W1 Group Bluetooth Mesh Development Guide PDF1.03 MB日本語	Application Note	Apr 27, 2022
RA4W1 Group Bluetooth Mesh Introduction PDF667 KB日本語	Application Note	Mar 25, 2022
Bluetooth LE MCU Bluetooth Test Tool Suite operating instructions Rev.1.06 PDF2.91 MB日本語 Related Files: Sample Code	Application Note	Mar 10, 2022
RA Family Guidelines for USB 2.0 Board Design PDF421 KB日本語	Application Note	Feb 3, 2022
RA Family Design Guide for Sub-Clock Circuits – Application Note PDF670 KB	Application Note	Jan 7, 2022
GATTBrowser for Windows Windows Application Instruction manual PDF860 KB日本語 Related Files: Sample Code	Application Note	Dec 27, 2021
RA4W1 Group - Apple Media Service and Apple Notification Center Service Sample Application PDF744 KB Related Files: Sample Code	Application Note	Dec 20, 2021
Converting Applications from e² studio to IAR or Keil for RA – Application Note PDF4.37 MB	Application Note	Dec 15, 2021
RA4 Quick Design Guide PDF1.48 MB 简体中文	Application Note	Dec 10, 2021
NIST SP800-22r1a Random Number Statistical Test Report for RA4W1 – Application Note PDF57 KB	Application Note	Nov 29, 2021
RA Family, RL78 Family, RX Family, Renesas Synergy™ Platform CTSU Self Test Software PDF2.37 MB	Application Note	Oct 25, 2021
Renesas RA Family System Specifications for Standard Boot Firmware PDF747 KB	Application Note	Oct 20, 2021
Bluetooth Low Energy Smartphone Application Example TryBT for Android PDF2.54 MB日本語 Related Files: Sample Code	Application Note	Oct 15, 2021
Bluetooth Low Energy Smartphone Application Example TryBT for iOS PDF6.40 MB日本語 Related Files: Sample Code	Application Note	Oct 15, 2021
RA4W1 Group Apple Notification Center Service (ANCS) Sample Program Application Note PDF1.12 MB日本語 Related Files: RA4W1 Group Apple Notification Center Service (ANCS) Sample Program	Application Note	Oct 1, 2021
RA4W1 Group - Various PHY connection sample application with advertising extension PDF680 KB	Application Note	Sep 8, 2021
Bluetooth LE microcomputer / module Windows 10 Bluetooth LE Application Rev.1.00 PDF1.62 MB日本語 Related Files: Sample Code	Application Note	Aug 31, 2021
RA4W1 Group Voice Recognition Demonstration(Voice Trigger Middleware) PDF865 KB日本語	Application Note	Jul 19, 2021
RA4W1 Group Voice Recognition Demonstration(AmiVoiceMicro) PDF952 KB日本語	Application Note	Jul 9, 2021
RA4W1 High Data throughput sample application PDF1009 KB Related Files: RA4W1 High Data throughput sample application	Application Note	Jun 17, 2021
Renesas RA Security Design with Arm® TrustZone® - IP Protection PDF2.67 MB 简体中文 Related Files: Renesas RA Security Design with Arm® TrustZone® - IP Protection Rev.1.10 - Sample Code	Application Note	Jun 2, 2021
Bluetooth LE microcomputer / module Bluetooth qualification acquisition Application Note Rev.1.40 PDF1.15 MB日本語	Application Note	May 20, 2021
Secure Crypto Engine Operational Modes PDF173 KB	Application Note	May 18, 2021
Capacitive Sensor Microcontrollers CTSU Capacitive Touch Electrode Design Guide Rev.1.00 PDF2.72 MB日本語, 简体中文	Application Note	Apr 12, 2021
Bluetooth® Low Energy microcomputer Design Guidelines for a Pattern Antenna Application Note (R01AN3134EJ0105) Rev.1.05 PDF2.93 MB日本語	Application Note	Mar 25, 2021
RA4W1 group Environmental sensor network solution control sample software for building / HVAC PDF5.09 MB日本語 Related Files: RA4W1 group Environmental sensor network solution control sample software for building / HVAC	Application Note	Feb 10, 2021
RA Family IEC 60730/60335 Self Test Library for RA MCU (CM4_CM23) PDF1.73 MB日本語 Related Files: RA Family IEC 60730/60335 Self Test Library for RA MCU (CM4_CM23) Rev.1.00 - Sample Code	Application Note	Dec 18, 2020
RA Azure IoT Cloud Connectivity Solution PDF1.78 MB Related Files: RA Azure IoT Cloud Connectivity Solution Rev.1.00 - Sample Code	Application Note	Oct 23, 2020
Renesas RA Securing Data at Rest Using the Arm® TrustZone® PDF870 KB Related Files: Renesas RA Securing Data at Rest Using the Arm® TrustZone® Rev.1.00 - Sample Code	Application Note	Oct 1, 2020
Migrating Projects to New FSP Version PDF645 KB	Application Note	Sep 15, 2020
RA4W1 Group Bluetooth LE Profile API Document User's Manual PDF314 KB日本語 Related Files: RA4W1 Group Bluetooth LE Profile API Sample Code	Application Note	Jul 10, 2020
Public BD Address Writing Tool PDF140 KB Related Files: Public BD Address Writing Tool Rev.1.00 - Sample Code	Application Note	May 7, 2020
RA4W1 Group Guidelines for 2.4 GHz Wireless Board Design PDF680 KB	Application Note	May 7, 2020
RA4W1 Group Testing for Certification of Compliance with the Radio Law (Japan) PDF941 KB日本語	Application Note	May 7, 2020
Tuning Procedure of Bluetooth Dedicated Clock Frequency PDF1.07 MB Related Files: Tuning Procedure of Bluetooth Dedicated Clock Frequency Rev.1.00 - Sample Code	Application Note	May 7, 2020
RA4W1 Group Bluetooth Low Energy Profile Developer's Guide PDF1.31 MB	Application Note	Apr 24, 2020
Capacitive Touch Sensor Solution Brochure PDF5.28 MB日本語, 简体中文	Brochure	Jul 7, 2022
RA Family Brochure PDF5.69 MB日本語	Brochure	May 19, 2022
Building Automation Brochure PDF7.04 MB日本語	Brochure	Mar 28, 2022
Wireless Products Brochure PDF4.35 MB日本語	Brochure	Sep 10, 2021
[Flyer] E2Emulator[RTE0T00020KCE00000R] PDF303 KB日本語, 简体中文	Flyer	Mar 24, 2022
RA4W1 Group Flyer PDF381 KB日本語	Flyer	May 7, 2020
Renesas Software and Tools Flash Memory Programmer PG-FP6 PDF417 KB日本語, 简体中文	Flyer	Mar 16, 2020
Renesas RA Family of 32-bit MCUs with Arm® Cortex®-M Core Flyer PDF618 KB日本語	Flyer	Mar 12, 2020
Semiconductor Reliability Handbook PDF14.70 MB日本語	General Reliability Literature	Jan 30, 2017
EK-RA4W1 User's Manual PDF1.12 MB日本語	Manual - Development Tools	Jun 29, 2021
Semiconductor Package Mount Manual PDF10.28 MB日本語, 简体中文	Other	Dec 27, 2018
Unification of a JEDEC tray and a embossed carrier tape for LQFP package (Additional Information & Correction) PDF4.86 MB日本語	Product Change Notice	Jan 23, 2018
Unification of a JEDEC tray and a embossed carrier tape for LQFP package ( PC-WRP-A001B/E ) PDF3.74 MB日本語	Product Change Notice	Mar 8, 2017
Unification of a JEDEC tray and a embossed carrier tape for LQFP package ( PC-WRP-A001A/E ) PDF1.46 MB日本語	Product Change Notice	Jul 1, 2016
R7FA4W1XXX Reliability Report PDF409 KB	Product Reliability Report	Apr 19, 2022
QE for BLE [RA] V1.1.0 Release Note PDF141 KB日本語	Release Note	Sep 11, 2020
QE for BLE[RA] V1.0.0 Release Note PDF131 KB日本語	Release Note	May 7, 2020
RA4W1 Group Bluetooth LE Profile API Sample Code ZIP6.08 MB日本語 Related Files: RA4W1 Group Bluetooth LE Profile API Document User's Manual	Sample Code	Jul 10, 2020
EK-RA4W1v1 - Design Package ZIP1.39 MB	Schematic	Jun 29, 2021
RA4W1 Group, correction of Wake Up Interrupt Enable Register (WUPEN) PDF302 KB日本語	Technical Update	Apr 5, 2022
GPT : Modified description for OADF and OBDF bits PDF228 KB日本語	Technical Update	Jan 7, 2022
RA4M1 Group, RA4W1 Group, RA6M1 Group, RA6M2 Group, RA6M3 Group, correction of Battery Backup Function PDF112 KB日本語	Technical Update	Nov 25, 2021
RA4W1 Group, correction of RF Power-Down Mode PDF107 KB日本語	Technical Update	Nov 25, 2021
RA2A1 Group, RA4M1 Group, RA4W1 Group, numbers of IO ports PDF168 KB日本語	Technical Update	Nov 16, 2021
RA2A1 Group, RA2L1 Group, RA2E1 Group, RA4M1 Group, RA4W1 Group, addition of SPI Data Control Register (SPDCR) bit PDF460 KB日本語	Technical Update	Sep 24, 2021
RA2A1 Group, RA4M1 Group, RA4W1 Group, RA6M1 Group, RA6M2 Group, RA6M3 Group, addition of CTSU register bits (CTSUERRS) PDF497 KB日本語	Technical Update	Sep 17, 2021
RA2A1 Group, RA4M1 Group, RA4W1 Group, correction of Clock generation circuit specifications for the clock sources PDF112 KB日本語	Technical Update	Aug 26, 2021
RA4W1 Group, Modification of Table 1.12 Product list PDF108 KB日本語	Technical Update	Apr 28, 2021
RA2A1 Group, RA2L1 Group, RA2E1 Group, RA4M1 Group, RA4W1 Group, RA6M1 Group, RA6M2 Group, RA6M3 Group, RA6T1 Group, Note on ALeRASE command PDF152 KB日本語	Technical Update	Mar 2, 2021
RA family, Addition of register definition for Flash PDF139 KB日本語	Technical Update	Nov 12, 2020
Errata for User's Manual: Hardware for HOCO (TN-RA-A0005A/E) PDF113 KB日本語 Related Files: Renesas RA2A1 Group Datasheet Renesas RA2A1 Group User's Manual: Hardware	Technical Update	Sep 18, 2020
[Notes] Solution Toolkit QE for BLE[RA,RE,RX] Development Assistance Tool for Bluetooth® Low Energy PDF145 KB日本語	Tool News - Note	Sep 16, 2022
[Notification] Flash Programmer Survey Invitation PDF29 KB日本語	Tool News - Notification	Oct 16, 2020
[Notification] Renesas Flash Programmer V3.06.01 Addition of Supported Devices and End of Device Support PDF28 KB日本語	Tool News - Notification	Jun 5, 2020
[Upgrade to revision] Programming GUI for PG-FP6 Flash Memory Programmer (FP6 Terminal) V1.05.01 PDF57 KB日本語	Tool News - Release	Jan 16, 2021
[Upgrade to revision] Programming GUI for PG-FP6 Flash Memory Programmer (FP6 Terminal) V1.05.00 PDF72 KB日本語	Tool News - Release	Oct 1, 2020
[Upgrade to revision] Solution Toolkit QE for BLE[RA] V1.1.0: Development Assistance Tool for Bluetooth® Low Energy PDF105 KB日本語	Tool News - Release	Oct 1, 2020
[Upgrade to revision] Programming GUI for PG-FP6 Flash Memory Programmer (FP6 Terminal) V1.04.02 PDF74 KB日本語	Tool News - Release	Jul 16, 2020
[Upgrade to revision] Programming GUI for PG-FP6 Flash Memory Programmer (FP6 Terminal) V1.04.01 PDF73 KB日本語	Tool News - Release	Jun 5, 2020
[Released on the Web] Solution Toolkit QE for BLE[RA] V1.0.0: Development Assistance Tool for Bluetooth® Low Energy PDF487 KB日本語	Tool News - Release	May 16, 2020
Improving the Quality of Healthcare Delivery via Bluetooth® Low Energy and the Renesas RA4W1 MCU PDF393 KB	White Paper	Jan 13, 2021

Design & Development

Software & Tools

Title	Type	Company
E2 emulator Lite [RTE0T0002LKCE00000R]On-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RA, RE, RL78, RX]	Emulator	Renesas
E2 emulator [RTE0T00020KCE00000R]On-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RA, RE, RH850, R-Car D1, RL78, RX]Downloads: [Flyer] E2Emulator[RTE0T00020KCE00000R]	Emulator	Renesas
e² studioEclipse-based Renesas integrated development environment (IDE). [Support MCU/MPU: RA, RE, RX, RL78, RH850, Renesas Synergy, RZ] Downloads: [Upgrade to revision] Solution Toolkit QE for BLE[RA] V1.1.0: Development Assistance Tool for Bluetooth® Low Energy Security Key Management Tool V1.02 for Linux	IDE and Coding Tool	Renesas
E2 Emulator (With Programming Function)On-chip debugging emulator available as a flash memory programmer [Available flash programming software: Renesas Flash Programmer] [Support MCU/MPU and devices: RE, RX, RL78, RH850, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver]	Programmer (Unit/SW)	Renesas
E2 Emulator Lite (With Programming Function)On-chip debugging emulator available as a flash memory programmer [Available flash programming software: Renesas Flash Programmer] [Support MCU/MPU and devices: RX, RL78, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver]	Programmer (Unit/SW)	Renesas
PG-FP6Flash memory programmer [Programming software: Dedicated GUI-based software, the "FP6 Terminal"] [Support MCU/MPU and devices: RA, RE, RX, RL78, RH850, Renesas Synergy, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, SuperH RISC engine, V850, 78K, R8C]Downloads: [Notification] Flash Programmer Survey Invitation [Upgrade to revision] Programming GUI for PG-FP6 Flash Memory Programmer (FP6 Terminal) V1.05.00 [Upgrade to revision] Programming GUI for PG-FP6 Flash Memory Programmer (FP6 Terminal) V1.05.01	Programmer (Unit/SW)	Renesas
Renesas Flash Programmer (Programming GUI)Flash memory programming software [Support MCU/MPU and devices: RA, RE, RX, RL78, RH850, Renesas Synergy, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, V850, 78KR, 78K0]Downloads: [Notification] Flash Programmer Survey Invitation Security Key Management Tool V1.02 for Linux	Programmer (Unit/SW)	Renesas
Sensor Software Modules for Renesas MCU PlatformsMiddleware (FIT module and FSP module) and sample software packages that enable control and data acquisition for Renesas sensor products. Downloads: HS300x Sample application - Sample Code HS300x Sample application ZMOD4xxx Sample application ZMOD4xxx Sample application - Sample Code FS2012 Sample application FS2012 Sample application - Sample Code	Sensor	Renesas
Flexible Software Package (FSP)FSP is an enhanced software package designed to provide easy-to-use, scalable, high-quality software for embedded system designs using Renesas RA Family of Arm Microcontrollers. Note: FSP with e² studio Installer (Platform Installer) will install the e² studio tool, FSP packs, GCC toolchain and Segger J-Link drivers required to use this software. No additional installations are required.Downloads: Securing Data at Rest Utilizing the Renesas Security MPU Segger emWin v614a - Documentation, Tools and Samples EK-RA4W1 Example Project Bundle Segger emWin v614d - Documentation, Tools and Samples RA Azure IoT Cloud Connectivity Solution Migrating Projects to New FSP Version RA family BLE sample application Segger emWin v622 - Documentation, Tools and Samples Converting Applications from e² studio to IAR or Keil for RA – Application Note EK-RA4W1 Example Project Bundle	Software Package	Renesas
QE for BLE: Development Assistance Tool for Bluetooth® Low EnergyDebugging support tool that specializes in Bluetooth® Low Energy system development [Plugin for Renesas IDE "e2 studio"] [Support MCU/MPU: RA, RX, RL78]Downloads: QE for BLE[RA] V1.0.0 Release Note RA4W1 Group Bluetooth LE Profile API Document User's Manual RA4W1 Group Bluetooth LE Profile API Sample Code [Released on the Web] Solution Toolkit QE for BLE[RA] V1.0.0: Development Assistance Tool for Bluetooth® Low Energy [Upgrade to revision] Solution Toolkit QE for BLE[RA] V1.1.0: Development Assistance Tool for Bluetooth® Low Energy QE for BLE [RA] V1.1.0 Release Note Bluetooth LE microprocessor / module Profile Developer's Guide Application Note	Solution Toolkit	Renesas
QE for Capacitive Touch: Development Assistance Tool for Capacitive Touch SensorsIn developing embedded system using the capacitive touch sensor of RA family and RX family MCUs, you can easily setup initial configurations of the touch interface as well as process the tuning of sensors, and reduce development time. [Plugin for Renesas IDE "e2 studio"] Downloads: Using QE and FSP to Develop Capacitive Touch Applications Capacitive Sensor Microcontrollers CTSU Capacitive Touch Electrode Design Guide Rev.1.00	Solution Toolkit	Renesas

Software Downloads

Title	Type	Date
Segger emWin v622 - Documentation, Tools and Samples ZIP100.64 MB	Library	Dec 8, 2021
Segger emWin v614d - Documentation, Tools and Samples ZIP82.99 MB	Library	Oct 5, 2020
Segger emWin v614a - Documentation, Tools and Samples ZIP79.34 MB	Library	Jun 30, 2020
Security Key Management Tool V1.02 for Linux ZIP156.15 MB日本語	Software & Tools - Other	Jun 30, 2022
QE for BLE[RA] V1.0.0 : A Dedicated Tool for Bluetooth® low energy. ZIP9.82 MB日本語	Software & Tools - Other	May 7, 2020

Sample Code

Title	Type	Date
EK-RA4W1 Example Project Bundle ZIP4.62 MB Related Files: EK-RA4W1 Example Project Bundle	Sample Code	Sep 20, 2022
FS2012 Sample application - Sample Code [Software=FSP\|v4.0.0;RX Driver Package\|v1.35],[Toolchains=GNU ARM Embedded\|v10.3.1.20210824;CC-RX\|v3.02.00;GNURX\|8.3.0.202004;CC-RL\|v1.10.00;GNURL\|4.9.2.202103;] ZIP58.10 MB Related Files: FS2012 Sample application Application: IoT Applications Compiler: CC-RX, CC-RL, ICCRX, ICCRL78, GNURL78, GNURX, ICCARM, GNU ARM Embedded Function: Communication Interface, Application Example IDE: e2 studio, IAR EWRX, IAR EWRL78, IAR EWARM	Sample Code	Aug 31, 2022
HS300x Sample application - Sample Code [Software=FSP\|v4.0.0;RX Driver Package\|v1.35],[Toolchains=GNU ARM Embedded\|v10.3.1.20210824;CC-RX\|v3.02.00;GNURX\|8.3.0.202004;CC-RL\|v1.10.00;GNURL\|4.9.2.202103;] ZIP56.64 MB Related Files: HS300x Sample application Application: IoT Applications Compiler: CC-RL, CC-RX, GNU ARM Embedded, GNURX, ICCARM, ICCRX, ICCRL78, GNURL78 Function: Communication Interface, Application Example IDE: CS+, e2 studio, IAR EWRX, IAR EWARM, IAR EWRL78	Sample Code	Aug 31, 2022
ZMOD4xxx Sample application - Sample Code [Software=FSP\|v4.0.0;RX Driver Package\|v1.35],[Toolchains=GNU ARM Embedded\|v10.3.1.20210824;CC-RX\|v3.02.00;GNURX\|8.3.0.202004;CC-RL\|v1.10.00;GNURL\|4.9.2.202103;] ZIP210.95 MB Related Files: ZMOD4xxx Sample application Application: IoT Applications Compiler: CC-RX, CC-RL, ICCRX, ICCRL78, GNURL78, GNURX, ICCARM, GNU ARM Embedded Function: Communication Interface, Application Example IDE: e2 studio, IAR EWRX, IAR EWARM	Sample Code	Aug 31, 2022
RA4W1 Group Bluetooth Mesh Startup Guide [Software=FSP\|v4.0.0],[Toolchains=GNU ARM Embedded\|v10.3.1.20210824] ZIP22.14 MB日本語 Related Files: RA4W1 Group Bluetooth Mesh Startup Guide Application: IoT Applications, Key Technology Compiler: GNU ARM Embedded Function: Application Example IDE: e2 studio	Sample Code	Aug 29, 2022
RA4W1 Group Bluetooth Mesh sample application [Software=FSP\|v4.0.0],[Toolchains=GNU ARM Embedded\|v10.3.1.20210824] ZIP33.96 MB日本語 Related Files: RA4W1 Group Bluetooth Mesh sample application Application: Key Technology, IoT Applications Compiler: GNU ARM Embedded Function: Application Example IDE: e2 studio	Sample Code	Aug 29, 2022
Securing Data at Rest Utilizing the Renesas Security MPU This application project discusses the considerations for securing Data at Rest in an embedded system and provides guidelines on how to use the Security MPU hardware feature of the RA Family MCUs to implement a secure Data at Rest solution. ZIP3.45 MB Related Files: Securing Data at Rest Utilizing the Renesas Security MPU Compiler: ARMCC IDE: e2 studio	Sample Code	Aug 1, 2022
Host Controller Interface Firmware [Software=FSP\|v3.8.0],[Toolchains=GNU ARM Embedded\|v10.3.1.20210824] ZIP6.10 MB Related Files: Host Controller Interface Firmware Application: IoT Applications, Key Technology Compiler: GNU ARM Embedded Function: Other IDE: e2 studio	Sample Code	Jun 30, 2022
RA4W1 Group Bluetooth Low Energy Application Developer's Guide [Software=FSP\|v3.7.0],[Toolchains=GNU ARM Embedded\|v10.3.1.20210824] ZIP3.34 MB Related Files: RA4W1 Group Bluetooth Low Energy Application Developer's Guide Application: IoT Applications, Key Technology Compiler: GNU ARM Embedded Function: Application Example IDE: e2 studio	Sample Code	Jun 30, 2022
RA Family BLE Sample Application - Sample Code ZIP3.84 MB日本語 Related Files: RA family BLE sample application Application: Consumer Electronics, Industrial Compiler: GNU ARM Embedded Function: Communication Interface IDE: e2 studio	Sample Code	Apr 27, 2022
Bluetooth LE MCU Bluetooth Test Tool Suite operating instructions Rev.1.06 - Sample Code ZIP23.04 MB日本語 Related Files: Bluetooth LE MCU Bluetooth Test Tool Suite operating instructions Rev.1.06 Application: Consumer Electronics, Industrial Function: Communication Interface	Sample Code	Mar 10, 2022
GATTBrowser for Windows Windows Application Instruction manual - Sample Code ZIP1.86 MB日本語 Related Files: GATTBrowser for Windows Windows Application Instruction manual Application: Consumer Electronics, Industrial Function: Communication Interface IDE: Visual Studio	Sample Code	Dec 27, 2021
RA4W1 Group - Apple Media Service and Apple Notification Center Service Sample Application - Sample Code ZIP905 KB Related Files: RA4W1 Group - Apple Media Service and Apple Notification Center Service Sample Application Application: Consumer Electronics, Industrial Compiler: GNU ARM Embedded Function: Communication Interface IDE: e2 studio	Sample Code	Dec 20, 2021
Bluetooth Low Energy Smartphone Application Example TryBT for Android - Sample Code ZIP8.55 MB日本語 Related Files: Bluetooth Low Energy Smartphone Application Example TryBT for Android Application: Consumer Electronics, Industrial Compiler: JDK Function: Application Example, Communication Interface IDE: Android Studio	Sample Code	Oct 15, 2021
Bluetooth Low Energy Smartphone Application Example TryBT for iOS - Sample Code ZIP12.30 MB日本語 Related Files: Bluetooth Low Energy Smartphone Application Example TryBT for iOS Application: Consumer Electronics, Industrial Compiler: Swift Function: Application Example, Communication Interface IDE: Xcode	Sample Code	Oct 15, 2021
RA4W1 Group Apple Notification Center Service (ANCS) Sample Program ZIP2.22 MB日本語 Related Files: RA4W1 Group Apple Notification Center Service (ANCS) Sample Program Application Note Application: Consumer Electronics, Industrial Compiler: GNU ARM Embedded Function: Communication Interface IDE: e2 studio	Sample Code	Oct 1, 2021
Bluetooth LE microcomputer / module Windows 10 Bluetooth LE Application Rev.1.00 - Sample Code ZIP3.02 MB日本語 Related Files: Bluetooth LE microcomputer / module Windows 10 Bluetooth LE Application Rev.1.00 Application: Consumer Electronics, Industrial Function: Communication Interface IDE: Visual Studio	Sample Code	Aug 31, 2021
RA4W1 High Data throughput sample application ZIP6.64 MB日本語 Related Files: RA4W1 High Data throughput sample application Application: Consumer Electronics, Industrial Compiler: GNU ARM Embedded Function: Communication Interface IDE: e2 studio	Sample Code	Jun 17, 2021
Renesas RA Security Design with Arm® TrustZone® - IP Protection Rev.1.10 - Sample Code Arm® TrustZone® technology for ARMv8-M is an optional security extension that is designed to provide a foundation for improved system-level security in a wide range of embedded applications. ZIP2.61 MB Related Files: Renesas RA Security Design with Arm® TrustZone® - IP Protection IDE: e2 studio	Sample Code	Jun 2, 2021
RA4W1 group Environmental sensor network solution control sample software for building / HVAC ZIP14.67 MB日本語 Related Files: RA4W1 group Environmental sensor network solution control sample software for building / HVAC	Sample Code	Feb 10, 2021
RA Family IEC 60730/60335 Self Test Library for RA MCU (CM4_CM23) Rev.1.00 - Sample Code [Toolchains=GCC Arm Embedded\|9.2.1.20191025] [Software=RA FSP\|v1.1.0] ZIP8.83 MB日本語 Related Files: RA Family IEC 60730/60335 Self Test Library for RA MCU (CM4_CM23) Compiler: GNU Arm Embedded, IAR Compiler for Arm Function: Security IDE: e2 studio, IAR EWARM	Sample Code	Dec 18, 2020
RA4W1 Group Bluetooth LE Profile API Sample Code ZIP6.08 MB日本語 Related Files: RA4W1 Group Bluetooth LE Profile API Document User's Manual	Sample Code	Jul 10, 2020
Public BD Address Writing Tool Rev.1.00 - Sample Code ZIP137 KB Related Files: Public BD Address Writing Tool	Sample Code	May 7, 2020
Tuning Procedure of Bluetooth Dedicated Clock Frequency Rev.1.00 - Sample Code ZIP5.10 MB Related Files: Tuning Procedure of Bluetooth Dedicated Clock Frequency IDE: e2 studio	Sample Code	May 7, 2020

Boards & Kits

EK-RA4W1

Evaluation

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Evaluation Kit for RA4W1 MCU Group

The EK-RA4W1 evaluation kit enables users to effortlessly evaluate the features of the RA4W1 MCU Group and develop embedded systems applications using Renesas' Flexible Software Package (FSP) and various IDEs. Getting Started Running the Quick Start Example Project Power up the EK-RA4W1 board through the USB debug port (J11) using the micro USB device cable connected to a 5V power source.

ECAD Models

Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on products in the Product Options table. If a symbol or model isn't available, it can be requested directly from the website.

Explore ECAD Models

Models

	Title	Type	Date
	IBIS Models for RA4W1 ZIP334 KB	Model - IBIS	Jul 29, 2022

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Part Number (1) Active (0) Obsolete / NRND / LTB	PLP Logical Operator	Program Memory (KB) 512 Logical Operator	Data Flash (KB)	RAM (KB)	Lead Count (#) 56 Logical Operator	Pkg. Type QFN Logical Operator	Supply Voltage (V) 1.8 - 3.6 Logical Operator	Operating Freq (Max) (MHz) 48 Logical Operator	RTC Yes Logical Operator	LVD Yes Logical Operator	DMA DMAC x 4ch DTC Logical Operator	I/O Ports 35 Logical Operator	Timer 16-bit x 3-ch 32-bit x 4-ch Asynchronous Timer x 2ch Logical Operator	ADC 14-bit x 8-ch Logical Operator	DAC 12-bit x 1-ch 8-bit x 2-ch Logical Operator	CAN Interface CAN x 1ch Logical Operator	Ethernet No Logical Operator	USB USB Endpoints x 10 USB Host USB Isochronous Transfer Support USB Peripheral USB Ports (ch) x 1 Logical Operator	Human Machine Interface Capacitive Sensing Unit 11ch LCD Display Interface 4com x 9seg Logical Operator	Security & Encryption AES128 AES256 GHASH TRNG Logical Operator	Bit Size 32 Logical Operator	CPU ARM CM4 Logical Operator	Temp. Range -40 to 85°C Logical Operator	Buy / Sample Buy / Quote Get Samples Logical Operator

Companion Products

ISL80015

Compact Synchronous Buck Converter

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Datasheet

ISL85412

Wide VIN 150mA Synchronous Buck Regulator

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Datasheet

ISL9122A

Ultra-Low IQ Buck-Boost Regulator with Bypass

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Datasheet

RAA223012

700V AC/DC Regulator with Ultra-Low Standby Power and up to 2.5W Output Power

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Datasheet

RAA214401

150mA Wide Input Range Ultra Low Quiescent Current Linear Regulator

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Datasheet

RAA211651

60V 5A Low Quiescent Current Integrated Switching Regulator

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RAA214220

20V, 150mA Linear Regulator

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Datasheet

RAA211605

60V 0.5A DC/DC Step-Down Regulator with 450kHz Switching Frequency

RS-485, RS-422 & RS-232

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Support

Contact Technical Support Get Samples RA Family FAQs RA Video Library RA Online Training Modules RA Forum Product Longevity Program (PLP)MCU / MPU Selection Tool Bluetooth® Low Energy FAQs Interface & Connectivity Forum Contact a Sales Representative

Orderable Part ID	Sample
R7FA4W1AD2CNG#AA0	Availability Add to cart

Resources

Renesas RA Partner Ecosystem Overview

Page

Videos & Training

Introducing the Renesas RA Family of 32-Bit Microcontrollers

The Renesas RA Family of 32-bit MCUs is designed to help device developers create the next generation of secure IoT devices. They are low power, have a wide variety of peripherals and connectivity options, and sport the latest HMI to help end customers have an immersive experience.

Video List

Introducing the Renesas RA Family of 32-Bit Microcontrollers

Evaluation Kits for Renesas Advanced (RA) Microcontrollers

Renesas RA Family Partner Ecosystem Overview

Security in the Connected World

News & Blog Posts

	Get Where You’re Going with the Official Renesas RA Family Guide	Blog Post	Jun 29, 2021
	Renesas Extends Bluetooth 5.0 Connectivity to RA Family of 32-Bit MCUs with Arm Cortex-M Core	News	May 7, 2020

Pin Count / Memory Size

Flash: 512kB RAM: 96kB	●
Pin Count Package Size Pitch	56-pin QFN 7x7mm 0.5mm

Language

Region

Low Energy, Single Chip 32-bit Microcontrollers with 48MHz Bluetooth® 5.0

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