Renesas Starter Kit for RX231(B Mask: built-in Trusted Secure IP)

The Renesas Starter Kit for RX231(B Mask: built-in Trusted Secure IP) 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.


  • RX231 builds in Trusted Secure IP. AES encryption function and robust key management can be evaluated.
  • Supports SDHI. If an optional Wireless LAN expansion board package for RSK (RTK0ZZZZZZP00000BR#WS) is used, Wireless LAN can evaluated.
  • 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.
  • 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(B Mask: built-in Trusted Secure IP)
(Kit with CS+)
E1 R0K505231S020BE Available

* RX231(B Mask) on the board builds in the security function. When you do not need a security function, please consider the Renesas Starter Kit for RX231.

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 baord:R5F52318BDFP(RX231)

Touch Demonstration Project

The RSKRX231B 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

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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.