The YRPBRL78G13 is a promotion board for the new Renesas RL78 microcontroller family. It supports on-board debugging, flash programming, and is pre-programmed to work with the GUI provided on the included DVD to demonstrate the low-power capabilities of the Renesas RL78 MCU.


  • When you would like to start software development or MCU evaluation, please access to Design Support.


  • Easy to use device demonstration capabilities
  • Power supply via USB interface
  • On-Board debug function by using the IAR CSPY debugger
  • WriteEZ5 Flash programming software (preliminary version)
  • Applilet3 Device driver code generator (preliminary version)
  • Various input / output signals available, such as all I/O ports, virtual UART interface and 1 LED
  • Included IAR Embedded Workbench for RL78 and the IAR C-SPY debugger


Package Content

  • YRPBRL78G13 promotion board
  • USB Type A / Mini-B cable
  • Screwdriver to adjust the potentiometer voltage
  • DVD containing all the software, tools, and documentation
    • Demonstration and Evaluation GUI
    • IAR Embedded Workbench IDE (Kick-start version)
    • USB interface driver for GUI and user communication
    • Debugging and Programming Sample code and documentation


Below you will find information to support the development of your application.


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.



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