A wide variety of evaluation tools including kits, drivers, software, integrated development environments (IDEs), debuggers, and target boards are offered to evaluate RX MCU performance.

Renesas Starter Kits

Renesas makes development and evaluation easy with all if the necessary tools for development bundled into one kit.

RX MCU Starter Kit

You'll need a PC, USB cable, on-chip debugger, user interface cable, and a user system or evaluation board, as well as the appropriate software.


Search and buy from the Starter kit product list

Other Drivers, Sample Software, and Other Software for Development Support

In addition to the tools and software mentioned above, Renesas offers a variety of other software for supporting the development process.

Development Environment


The Renesas integrated development environment provides robust overall support for embedded system development.

e² studio

Renesas Starter Kits

Perform coding and debugging using the emulator and IDE that are included with Renesas Starter Kits.

Boards and Kits

Renesas RX Envision Kit

Evaluate RX65N MCUs with the Envision Kit, an excellent choice for low cost Human Machine Interface (HMI) projects.

RX65N Envision Kit
RX72N Envision Kit

Target Board for the RX Family of MCUs

Carry out simple evaluation and development with an RX MCU mounted on a target board.

RX Family Target Board

On-Chip Debugging

Four emulator models are available that support real-time debugging on the actual chip.

On-Chip Debuggers




A high-speed and compact ITRON OS.



Various software modules for controlling Renesas microcontrollers.


Sample Software

Sample code that utilizes various package software, middleware, and drivers, such as application examples and device control examples.

Sample Software

Programming Tools

Renesas Flash Programmer

On-board programming software that uses the E2 emulator Lite, E1 or E20 on-chip debugging emulators and a serial or USB connection with the RX Family.

Renesas Flash Programmer


The PG-FP6 installed in a system is a tool for erasing, programming and verifying programs on Renesas MCUs with on-chip flash memory.



Useful Development Tools

Development tools are available for each stage of research and development.

RX Development

Consideration Stage

Replacement Guide/Feature Comparison Table

Detailed description of the features comparison with other families of microcontrollers and cautions when migrating, etc.

Ready to Use Target Microcontrollers

H8/3048 (H8/300H Series) to RX210 Microcontroller Migration Guide Application Note (PDF | English, 日本語)
H8/H8S to RX MCUs
H8/H8SX to RX MCUs
M16C to RX MCUs
V850 to RX MCUs

RX Replace Guide

Development Environment Migration

Clarified differences in integrated development environment, compiler, debugger migration method, operation method, etc.

Migrating Between Integrated Development Environments

Evaluation/Selection Stage

Code Generation (Smart Configurator, Code Generator Plug-in)

Easy setting and automatic code generation using a GUI.
Easy and instant evaluation without knowing the programming language.

Smart Configurator

RX Code Generation

E-Learning (Renesas Academy)

Easily learn microcontroller functions anytime, anywhere.

Renesas Academy

Commentary with Animation

Easily understand how to install and use the development environment.

e2Studio | Smart Configurator

Development Stage

Checking Pin Conflicts (Smart Configurator)

Display used, not used and shared pins in different colors using the GUI.
Terminal conflict is also automatically changed with one click, conflict resolution.

Smart Configurator

RX Pin Conflict Check

Hardware/Sub-clock Design Guide

Describes measures against noise and precautions in hardware design.

RX Family Hardware Design Guide (PDF | English, 日本語)
RX Design Guide for Sub-Clock Circuits


Code Generation (Smart Configurator, Code Generator Plug-in)

Easy setting and automatic code generation using a GUI.
Easy and instant evaluation without knowing the programming language.

Smart Configurator


Quick and Effective Tool Solutions (QE)

A step ahead of traditional development environment tools.
Development support tool for various applications (QE)

Quick and Effective Tool Solutions (QE)


Sample Code / Firmware Integration Technology (FIT)

Emphasis on improving software portability between microcomputers.
FIT compatible module.

RX Driver Package