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IECUBE

Emulator

Overview

Caution 
[Updated: Jul. 21, 2026 Rev. 1.10] [Notes] Emulator and Flash Memory Programmer Products Notice Regarding Changes to Windows Driver Policy (PDF | English, 日本語)

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.

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Additional Details

 

Lineup

IECUBE for RL78

IECUBE for RL78

IECUBE for 78K0R (Discontinued product)

IECUBE for 78K0R

IECUBE for 78K0 (Discontinued product)

IECUBE for 78K0

IECUBE for 78K0S (Discontinued product)

IECUBE for 78K0S

IECUBE for V850 (Discontinued product)

IECUBE for V850
 

Components

  • 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)

 

Target Devices

Support

Support Communities

  1. IECUBE/MINICUBE USB Drivers supporting 64bit Windows Versions

    ... 70 installation folder (e.g. "C:Program Files\IAR Systems\Embedded Workbench 6.0") and overwritethe existing files. To install the USB drivers, please goto the subfolder "78k\drivers\renesas\MINICUBE\64bitDrivers"respectively "78k\drivers\renesas\IECUBE\64bitDrivers", select the INF-file, press the right mouse button and select 'Install".

    Sep 11, 2012
  2. Illegal memory access / RL78

    Hello everyone, I have a problem in my project with RL78 as following: The system resets itself and when i check the register it says: Illegal-memory access What is illegal memory access? Which part of memory is being accessed wrongly? Could anybody tell me what this means and if ...

    Jan 21, 2013
  3. V850 and e2studio

    Hi folks,I'm new to e2studio and have tested it succesfully on a RL78. No problems so far.Now, I would like to know if there is any roadmap for the V850 support. I couldn't find any information about it on the net.If I just try to ...

    Jul 31, 2013
View All Results from Support Communities (24)

Knowledge Base

  1. Using the E1 or E20 emulator, is it possible to use the AZ78V4 performance analyzer to obtain a trace display for an application which is using the RI78V4 operating system? (E2, E2 Lite, E1, E20)

    No, it is not possible. This is because the AZ78V4 uses a record of data access to obtain a trace display. To use the AZ78V4 in tracing, you need to•    use IECUBE, or•    use a simulator.

    Mar 8, 2021
  2. Why "?" is displayed and the value is not displayed at real time? (CS+, E2, E2 Lite, E1, E20)

    ... Note: This answer also applies to the emulators listed in the applicable products.  Suitable Products CS+ E2 E2 Lite E20 E1 Discontinued product IE850 IE850AIECUBECheck the settings with the following procedure.    1. Open the Property panel of the debug tool.    2. Open the [Debug Tool Settings] tabbed page ...

  3. Connection of tools was successful when it was connected

    The USB selective suspend function for the PC being enabled or the tool being connected to the USB 3.0 port of the PC are two possibilities. Follow the procedures below to check for and eliminate these situations.Procedure 1:Take both of the following countermeasures. Disable the setting of ...

    Nov 7, 2023
View All Results from Knowledge Base (5)
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