Overview
Description
The EK-RA2E2 evaluation kit enables users to effortlessly evaluate the features of the RA2E2 MCU Group and develop embedded systems applications using Renesas' Flexible Software Package (FSP) and e2 studio IDE. Utilize rich on-board features along with your choice of popular ecosystem add-ons to bring your big ideas to life. The kit includes the EK‑RA2E2 v1 board and a micro‑USB device cable (Type‑A male to micro‑B male).
Getting Started
Running the Quick Start Example Project
- The EK-RA2E2 board comes pre-programmed with a quick start example project (source code provided in the EK-RA2E2 example project bundle).
- Power up the EK-RA2E2 board through the USB debug port (J10) using the micro USB device cable connected to a 5V power source. The white power LED will light up.
- The quick start example project will begin to execute blinking the blue user LED.
- Refer to the EK-RA2E2 Quick Start Guide to explore additional functionality of the Quick Start example project.
Developing Embedded Applications
- Modifying the quick start example project – refer to the EK-RA2E2 Quick Start Guide for instructions on importing, modifying and building the quick start example project.
- Start with one of the many other example projects (provided in the EK-RA2E2 example project's bundle) – choose from many example projects to learn about different peripherals of the RA2E2 MCU group. These example projects can serve as excellent starting points for you to develop your custom applications.
Building Custom Hardware
- Start by building a functional prototype - utilize the EK-RA2E2 board with your choice of ecosystem add-ons.
- Build custom hardware – develop custom hardware by referring to the design and manufacturing information provided in the EK-RA2E2 design package.
Features
- MCU Native Pin Access
- R7FA2E2A72DNK MCU
- 48MHz, Arm Cortex®-M23 core
- 64KB Code Flash, 8KB SRAM
- 24-pin HWQFN (4mm x 4mm x 0.8mm, 0.5mm pitch)
- Native pin access through prototype friendly male headers
- MCU current measurement points
- Ecosystem & System Control Access
- Multiple 5V input sources
- USB (debug)
- External power supply
- SEGGER J-LinkTM on-board programmer and debugger
- Debug modes
- Debug on-board (SWD) – via J-Link
- Debug out (SWD) – via J-Link
- Debug in (ETM, SWD & JTAG) – via J-Link, Arm® Keil® ULINKTM, IAR I-jetTM, Renesas E2/E2 Lite, etc.
- User LEDs and buttons
- Three user LEDs (red, blue, green)
- Power LED (white) indicating availability of regulated power
- Debug LED (yellow) indicating the debug connection
- Two user buttons
- One reset button
- Five most popular ecosystem expansions
- MikroElektronika™ mikroBUS connector
- SparkFun® Qwiic® connector
- Two SeeedGrove® system (I2C and analog) connectors
- Two Digilent Pmod™ (SPI and UART) connectors
- Arduino™ (Uno R3) connector
- MCU boot configuration
- Multiple 5V input sources
Applications
Documentation
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| Type | Title | Date |
| Quick Start Guide | PDF 1.16 MB 日本語 | |
| Manual - Development Tools | PDF 1.88 MB 日本語 | |
| PCB Design Files | EK-RA2E2 v1 - Design Package
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| Application Note |
PDF
639 KB
The EK-RA2E2 example project shows how to write code for various Renesas Flexible Software Package (FSP) modules supported by the EK-RA2E2 kit. The Flexible Software Package provides an optimized, easy-to-use, scalable, and high-quality software solution for embedded system design.
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| Application Note |
PDF
2.88 MB
AI-generated Summary:
The document explains how to implement a low-power data logger using RA2L1 and RA2E1 MCUs. It details the use of peripherals such as a 12-bit ADC, Data Transfer Controller, Asynchronous General-Purpose Timer, Real-Time Clock, and Event Link Controller to minimize power consumption. The system operates mainly in Software Standby and Snooze modes, performing periodic A/D conversions, level judgments, and data processing with minimal CPU activity. Data transmission occurs upon wakeup requests. The project uses Renesas e2 studio IDE and Flexible Software Package, supporting sensor inputs and analog signals. It targets applications like fitness and fleet trackers, demonstrating efficient low-power operation and data handling.
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| Application Note |
PDF
2.60 MB
AI-generated Summary:
MCUboot provides a secure bootloader framework for 32-bit MCUs, enabling firmware integrity verification and secure updates. It supports multiple image upgrade methods—Overwrite, Swap, Direct execute-in-place (XIP), and RAM loading—each with distinct advantages and limitations. The RA2 MCU series uses MCUboot integrated with TinyCrypt for optimized cryptographic support, addressing limited memory constraints. The document guides creating and configuring bootloader projects, handling application updates, and running example projects on the EK-RA2E1 evaluation kit. It details development tools, hardware requirements, and best practices for secure bootloader deployment on Renesas RA2 MCUs.
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| Flyer | PDF 412 KB | |
| Presentation | PDF 7.02 MB | |
| Presentation | PPS 24.06 MB | |
| Flyer | PDF 673 KB 日本語 | |
| Report | PDF 187 KB 日本語 | |
11 items
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Design & Development
Software & Tools
Software & Tools
| Software title
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Software type
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Company
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| RA 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.
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Software Package | Renesas |
| Renesas Flash Programmer (Programming GUI) Flash memory programming software [Support MCU/MPU and devices: RA, RE, RX, RL78, RH850, RISC-V MCU, Renesas Synergy, DA1453x, DA1459x, DA1469x, DA1470x, DA148xx, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, V850, 78K0R, 78K0]
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Programmer (Unit/SW) | Renesas |
| SEGGER™ J-Link™ Software and Documentation Package Software utilities, firmware updates, and supporting documentation for the J-Link on-board programmer and debugger on the RA MCU kits.
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Software Package | Segger Microcontroller GmbH |
| QuickConnect Platform QuickConnect platform enables fast prototyping by providing compatible hardware and software building blocks.
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Software and Hardware Development Tools | Renesas |
4 items
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Sample Code
Sample Code
Filters
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| Type | Title | Date Date |
| Sample Code | EK-RA2E2 Example Project Bundle
[Software=RA FSP],[Board=EK-RA2E2]
ZIP
7.14 MB
IDE:
e2 studio/GCC/AC6, IAR, Keil MDK
The EK-RA2E2 example project shows how to write code for various Renesas Flexible Software Package (FSP) modules supported by the EK-RA2E2 kit. The Flexible Software Package provides an optimized, easy-to-use, scalable, and high-quality software solution for embedded system design.
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| Sample Code | RA2L1/RA2E1 Group Example of Low Power Application (Data Logger) Rev.1.10 - Sample Code
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| Sample Code | Secure Bootloader for RA2 MCU Series – Application Project - Sample Code
[Toolchains=GCC Arm Embedded|10.3.1.20210824] [Software=RA FSP] [Board=EK-RA2E1]
ZIP
15.03 MB
Compiler:
GNU Arm Embedded
IDE:
e2 studio
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3 items
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Related Boards & Kits
Boards & Kits
Evaluation Kit for RA2L1 MCU Group
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Evaluation Kit for RA2A1 MCU Group
The EK-RA2A1 evaluation kit enables users to effortlessly evaluate the features of the RA2A1 MCU Group and develop embedded systems applications using Renesas' Flexible Software Package (FSP) and various IDEs.
Getting Started
Running the Quick Start Example Project
- The EK-RA2A1 board comes... Read More
Evaluation Kit for RA2E1 MCU Group
The EK-RA2E1 evaluation kit enables users to effortlessly evaluate the features of the RA2E1 MCU Group and develop embedded systems applications using Renesas' Flexible Software Package (FSP) and e2studio IDE. Utilize rich on-board features along with your choice of popular ecosystem add-ons to... Read More
Product Options
| Part Number | Status | Stock | Budgetary Price (USD) | Sampleable |
|---|---|---|---|---|
| RTK7EKA2E2S00001BE | Active | In Stock | 1u | $49.41 | Available |
Videos & Training
Kickstart IoT and embedded systems development using Renesas EK-RA2E1 and EK-RA2L1, Evaluation Kits for RA2E1 and RA2L1 MCU Groups. Familiarize yourself with the kit architecture, key features, quick start example project and many useful resources to begin innovating quickly.
Additional Videos
News & Blog Posts
Blog Post Jun 8, 2022 |
Blog Post Mar 25, 2022 |
Blog Post Jan 28, 2022 |
Blog Post Jan 28, 2022 |
Blog Post Nov 18, 2021 |
Blog Post Nov 11, 2021 |
Certifications
The EK-RA2E2 kit meets the following certifications/standards. Refer to the EK-RA2E2 user manual for the disclaimer, precautions and more details on the certifications.
EMC/EMI Standards
- FCC Notice (Class A) – Part 15
- Innovation, Science and Economic Development Canada ICES-003 Compliance: CAN ICES-3 (A)/NMB-3(A)
- CE Class A (EMC Directive 2004/108/EEC)
- Taiwan Chinese National Standard 13438, C6357 compliance, Class A limits
- Australia/New Zealand AS/NZS CISPR 32:2015, Class A
Material Selection, Waste, Recycling, and Disposal Standards
- EU RoHS
- China SJ/T 113642014, 10-year environmental protection use period
Safety Standards
- UL 94V-0
Partners
Zephyr Project
The Zephyr Project is an open-source, scalable real‑time operating system (RTOS) designed for resource-constrained embedded systems and supports a wide range of hardware architectures and development boards. For the Renesas RA4E2 Evaluation Kit, Zephyr provides focused documentation covering board features, supported peripherals, and basic build, flashing, and debugging workflows to help developers quickly get started.
Support
Support Communities
- Temperature Sensor (TSN) RA2E2
Hello, Someone could please provide some simple example or code snippet using the internal temperature sensor (TSN) at ADC12. I am using a specific device r7fa2e2a72dnk, at the development board EK-RA2E2, at the IAR Embedded Workbench IDE. I would like a simple explanation of what to do each configuration ...
Oct 10, 2024 - rs-485 DE enable is not identified as a in use pin on the Pins tab
... same thing happens on all mcu, not just the one Im working on at the moment. I have a project with a RA2E2 on the EK-RA2e2 board. Im using the uart on SCI9. In the stack setup area under properties I configured the DE pin to be enabled and ...
Nov 14, 2025 - unable to read sensor through I3C but receiving proper callbacks
... on the FPB-RA2E2 so I was wondering if someone is able to confirm if my configurations are correct. I'm following the i3c example ek-ra2e2 projects as that project was using i3c communication between two ra2e2 boards so I'm not sure if I'm configuring the address ...
May 31, 2023
Knowledge Base
- RA Family: How to use the Debug Out function of J-Link OB on EK (Evaluation Kit)
Last Updated: 12/14/2023 Question: How to use the Debug Out function of J-Link OB on EK (Evaluation Kit) Answer: Renesas has equipped each EK (Evaluation Kit) for RA MCUs, such as EK-RA2E1, EK-RA2E2, EK-RA2L1, EK-RA2A1, etcEK-RA4M1、EK-RA4M2、EK-RA4M3 ...
Dec 14, 2023
Support Communities
