The Renesas Starter Kit for RX231 is the perfect starter kit for developers who are new to the RX231.
The kit includes an LCD display module, on-chip debugging emulator, and integrated development environment so you can start evaluating the RX231 immediately after opening the box.
Please use this product to experience the performance and functions of the RX231.


  • Touch feature (self-capacitive type) can be evaluated.
  • 1 channel USB Function and 1 channel USB Host can be evaluated.
  • In addition, CAN, IIC, etc. can be evaluated.
  • Including sample codes(Sample programs will be available in Renesas Web site). Easy to understand coding technique.
  • Required IBM-PC compatible PC(need USB interface, Processor 1GHz over), OS: Windows 8/7/Vista(other than the listed OS is not supported)


Ordering Information

Product name Debugger supplied Part Number (Ordering Number) Availability
Renesas Starter Kit for RX231 
(Kit with CS+)
E1 R0K505231S000BE Available
Renesas Starter Kit for RX231 
(Kit with e2studio)
E1 YR0K505231S000BE Available

* RX231 on the board does not build in the security function. When you need a security function, please consider the Renesas Starter Kit for RX231(B Mask: built-in Trusted Secure IP).

Information on the discontinuation of E1 emulator production and on its successor products

We have already discontinued production of the E1 emulator due to components of the product having reached their EOL (end of life, i.e. end of production). Please click on the following link to confirm the details and our successor products.

>> Tool News: [Notification] Advance Notice of E1 Emulator Product End of Life (EOL)

The Renesas Starter Kit which includes the E1 emulator is for sale as long as stocks last. There are no changes to the included emulator.

Target Devices



Device Part No. populated on the board: R5F52318ADFP (RX231)

Touch Demonstration Project


The RSKRX231 includes a simple demonstration project to showcase the touch functionality of the RX231 device.
As a customer touch project is dependant not only on the embedded code, but also on a PC tuning application that is specific to the selected compiler and IDE.


>> Capacitive Touch Sensor System (Second-Generation Capacitive Touch Technology)

Target Devices

Family Group
RX 패밀리

Information supporting development tools

Title Description
My Renesas Create a My Renesas account to use our tool download services,receive e-newsletter/update notifications, and take advantage of our other services.
e-learning Information for studying and learning about microcontrollers and microprocessors.
FAQ Frequently asked questions and useful hints for development.
Forum A forum and community site to share technical information,
questions and opinions with others who use Renesas MCU's.
Tool News Tool release information and other important information.
Operating Environment Information on system requirements and operating environment for the latest version of tools.
Tool Environmental Information Information on RoHS compliance of tools.
Info on Discontinued Products A list of Renesas software and tools that have been discontinued and are no longer being offered for new projects.

Tool Information

Tools Orderable Part Number (s) Production Status Manufacturer Suggested Single Tool Price
Description Distributor Stock Distributors Distributor Purchase Buy Direct
YR0K505231S000BE Mass Production Renesas call 1 Renesas Starter Kit for RX231 (Kit with e2studio) 4 Mouser -
2 element14 APAC
R0K505231S000BE Mass Production Renesas call 1 Renesas Starter Kit for RX231 (Kit with CS+) 1 RS Components -

Note: Distributor Prices may vary from the stated budgetary price. The pricing and availability information on this site is based on information provided by Renesas’ authorized distributors and is subject to change without notice. By selecting a distributor from this page, you will be redirected from the Renesas site to the distributor’s website to complete a purchase. The distributors are independent from Renesas and maintain their own terms and conditions of sale. Renesas disclaims all representations and warranties, express and implied, with respect to transactions between distributors and their end customers.