The Renesas Starter Kit for RX23T is the perfect starter kit for developers who are new to the RX23T. The kit includes an LCD display module, on-chip debugging emulator, and integrated development environment so you can start evaluating the RX23T immediately after opening the box. Please use this product to experience the performance and functions of the RX23T.

About the bundled emulator

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.
[Notification] End of Life (EOL) Notice for E1 Emulator (PDF | English, 日本語)

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.
After stock of the Kit with E1 emulator ends, the kit will not include the E1 emulator.
[Notification] End of Life (EOL): Renesas Starter Kits with E1 Emulator (PDF | English, 日本語)
The IDE and flash programmer of the DVD-ROM do not support the E2 emulator and E2 emulator Lite. When you use either of the emulators, download the latest tool from the Renesas website.


  • Such as IIC and SCI the communication function 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, Intel Pentium III 600MHz over), OS : Windows 8/7/Vista (other than the listed OS is not supported)



  • Machine Tool, MFP, Office Equipment, Refrigerator, Washing Machine, Air Conditioner, IH Cooking Heater


PDF 241 KB 日本語 Manual - Development Tools
PDF 210 KB 日本語 Tool News - Release
PDF 236 KB 日本語 Tool News - Release
PDF 153 KB 日本語 Tool News - Notification
PDF 1.33 MB 日本語 Application Note
PDF 371 KB Application Note
PDF 111 KB Manual - Development Tools
PDF 1.38 MB 日本語 Manual - Development Tools
PDF 2.49 MB 日本語 Manual - Development Tools
PDF 1.20 MB 日本語 Manual - Development Tools
PDF 263 KB Manual - Development Tools
PDF 1.18 MB Manual - Development Tools
PDF 2.18 MB Quick Start Guide
13 items

Design & Development

Software & Tools

Software & Tools

Software title
Software type
Quick-Connect IoT Platform
Quick-Connect IoT platform enables fast prototyping by providing compatible hardware and software building blocks.
Other Hardware Renesas
1 item

Software Downloads

Type Date
ZIP Board Description File
ZIP 554 KB Software & Tools - Other
ZIP 1.05 MB 日本語 PCB Design Files
EXE 78.07 MB Software & Tools - Other
4 items

Sample Code

Sample Code

Title Type Date Date
ZIP 4.58 MB 日本語 Compiler: CC-RX IDE: CS+ for CC, e2 studio Sample Code
ZIP 1.73 MB 日本語 Compiler: CC-RX IDE: CS+ Sample Code
ZIP 1.46 MB Compiler: CC-RX IDE: e2 studio Sample Code
3 items