The IECUBE is a high-Performance full-spec emulator for RL78, 78K, and V850 MCUs. Affordable in cost, it provides high-performance debugging functions such as time measurement, coverage, and trace. In addition, a self-testing function detects faults in the IECUBE and performs maintenance.



IECUBE for 78K0R

IECUBE for 78K0

IECUBE for 78K0S

IECUBE for V850 (Discontinued product)


  • Emulator main unit (IECUBE)
  • Softeware CD-ROM (USB driver is included.)
  • USB interface cable
  • User's Manuals

Note: For development work, a power supply adapter and options such as probe or socket compatible with the target device, all sold separately, are required.  

Optional Products (Sold Separately)

  • Emulation Probe
  • Exchange Adapter
  • Space Adapter
  • YQ Connector
  • Target Connector
  • Mount Adapter

     Optional product list of IECUBE for RL78 family

     Optional product list of IECUBE for 78K0R

     Optional product list of IECUBE for 78K0

     Optional product list of IECUBE for 78K0S

     Optional product list of IECUBE for V850

  • Check pin adapter  QB-144-CA-01
    * Usable in common with RL78, 78K0R, 78K0, 78K0S, V850.
    The pin header cover corresponded to the pin arrangement of the MCU is required. You can get the pin header cover package from the following package list. Please print the package and cut out the pin header cover for using.
     Package list of pin header cover
     Usage of Pin Header Cover
  • Power Supply Adapter
    Specifications of the power supply adapter, QB-COMMON-PW-xx, vary depending on the region. Be sure to use an adapter designed for your region.

Target Devices

Information Supporting Development Tools

Title Description
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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.