Overview
Description
The RA2E2 Fast Prototyping Board comes equipped with an RA2E2 MCU and is an evaluation board specialized for prototype development for a variety of applications. It has a built-in emulator circuit equivalent to an E2 Emulator Lite so you can write/debug programs without additional tools. In addition, it includes Arduino® UNO™ and Pmod™ interfaces as standard, along with through-hole access to all pins of the microcontroller, offering high expandability.
Sample software is available to demonstrate the functionality of the RA2E2 MCU and to facilitate connections between the RA2E2 Fast Prototyping Board and various wireless or sensor modules.
Please use Bluetooth®, LoRa®, and Wi-Fi according to the radio regulations of each country during use.
Features
- Equipped with an RA2E2 32-bit microcontroller (R7FA2E2A74CNK)
- 48MHz, Arm® Cortex®-M23 Core
- ROM: 64KB, RAM: 8KB, Data Flash: 2KB
- 24-pin HWQFN (4mm x 4mm x 0.8mm, 0.5mm pitch)
- No additional tools are required for program writing/debugging with the built-in E2 Emulator circuit
- Through-holes with access to all of the pins of the MCU
- Arduino UNO and Pmod™ Interfaces
- Small size board: 53mm x 85mm
- Support for various RA2E2 software and tools
Applications
Documentation
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| Type | Title | Date |
| Quick Start Guide | PDF 641 KB 日本語 | |
| Manual - Development Tools | PDF 1.16 MB 日本語 | |
| PCB Design Files | FPB-RA2E2 v1 - Design Package
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| Application Note |
PDF
3.78 MB
AI-generated Summary:
The RA2E1 and RA2E2 MCUs enable low-power data logging by using ADC, DTC, ELC, and low-power modes such as Snooze and Software Standby. Sensor data is acquired periodically, compared against thresholds, and stored. If data exceeds thresholds, the MCU exits low-power mode to transmit data via UART. The system minimizes CPU activity to reduce power consumption, making it suitable for applications like fitness trackers and fleet devices. Hardware and software resources include Renesas RA kits, Grove sensors, e2 studio IDE, and FSP. The document details mode transitions, peripheral usage, and data handling for efficient low-power operation.
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| Flyer | PDF 412 KB | |
| Application Note |
PDF
1.61 MB
AI-generated Summary:
The RA2E2 microcontroller interfaces with the ZMOD4410 sensor module to measure indoor air quality by detecting total volatile organic compounds (TVOC) and estimating carbon dioxide levels. The ZMOD4410 integrates a gas sensing element with a CMOS signal conditioning IC, communicating via I2C. The RA2E2 Fast Prototyping Board supports rapid development with built-in debugging, Arduino Uno and Pmod™ interfaces, and extensive pin access. The RA2E2 MCU features an Arm Cortex-M23 core at up to 48 MHz, multiple communication interfaces including SCI, SPI, and I3C, 64 KB flash memory, and various safety and security functions. Applications include HVAC, air purifiers, thermostats, and smart building controls. The document details hardware schematics, software environment, sensor middleware integration, and operational instructions.
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| Application Note | PDF 793 KB | |
| Manual - Development Tools | PDF 474 KB 日本語 | |
| Report | PDF 187 KB 日本語 | |
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Design & Development
Sample Code
Sample Code
Filters
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| Type | Title | Date Date |
| Sample Code | Low Power Application (Use of ADC, DTC and ELC at Snooze mode) for FPB-RA2E1 and FPB-RA2E2
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| Sample Code | RA2E2 ZMOD4410 Sensor Device Example – Application Project
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| Sample Code | RA2E2 HS3001 Sensor Device Example – Application Project
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Related Boards & Kits
Boards & Kits
Evaluation Kit for RA2E2 MCU Group
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... Read More
Product Options
| Part Number | Status | Stock | Budgetary Price (USD) | Sampleable |
|---|---|---|---|---|
| RTK7FPA2E2S00001BE | Active | In Stock | 1u | $10.95 | Available |
Videos & Training
We’ll guide first‑time users of the RA2 family through installing a development environment, creating a project, and verifying basic operation on the fast-prototyping board. The example setup uses an RA2 board paired with either a J‑Link ARM or E2 Lite (ARM) on‑board debugger to help new developers get started quickly.
Additional Videos
News & Blog Posts
Blog Post May 24, 2023 |
Blog Post Jun 8, 2022 |
Support
Support Communities
- how to test the printf in renesas fpb-ra2e2 controller
This thread was automatically locked due to age.
Feb 5, 2024 - Unable to communicate with sensor through i2c on FPB-RA2E2
Hi,I am trying to communicate with a MC3635 accelerometer sensor on a EV3635B dev. board but I am not getting any response back from the sensor. I am using the simple I2C mode with the r_iic_b_master stack and configured the SDA and SCL pins as n ...
May 19, 2023 - unable to read sensor through I3C but receiving proper callbacks
I am using the I3C stack to communicate with an I2C sensor but I am currently having trouble reading from the sensor. There is not much reference material using I3C on the FPB-RA2E2 so I was wondering if someone is able to confirm if my configurations are correct. I ...
May 31, 2023
Support Communities
