This emulator has restrictions. See  R0E521500MCU00 Released Note for details.


The MCU unit is a MCU-dependent hardware tool for the E100 emulator. Connecting it to the E100 emulator main unit allows you to configure a debugging environment for your target system. It is easy for the user to replace.


Applicable emulator E100
Supported MCUs R8C/5x Series MCU
Applicable MCU mode Single-chip mode
Maximum ROM/RAM capacity (1) Internal flash ROM : 256KB + 4KB
      08000h to 47FFFh,
      07000h to 07FFFh
(2) Internal RAM : 20KB
      00400h to 053FFh
Maximum operating frequency Power supply voltage : 2.7 to 5.5[V] 32MHz
Emulator power supply Supplied from the DC power of the emulator
Overseas standards ・European Standards: EN 55022 Class A, EN 55024
・US FCC Standard: FCC part 15 Class A



  • MCU unit (R0E521500MCU00)
  • Flexible cable (Mounted on the MCU unit)
  • 16MHz oscillator module (Mounted on the MCU unit)
  • CD-ROM (M16C R8C E100 emulator software) 
    - M16C R8C E100 emulator debugger (Including High-performance Embedded Workshop)
    - Auto-update utility
    - User's manual


Optional Products

The R0E521500MCU00 is available for the R8C/5x Series MCUs by using with the following converter boards.

Converter board Applicable MCU Groups
R0E53054ECFK60 (PLQP0048KB-A) R8C/54E, 54F, 54G, 54H Groups
R0E53036ACFK40 (PLQP0064KB-A) R8C/56E, 56F, 56G, 56H Groups

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.