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/3x Series MCU
Applicable MCU mode Single-chip mode
Maximum ROM/RAM capacity (1)  Internal flash ROM : 4KB+256KB
      03000h--03FFFh : Data flash (4KB) 
      04000h--43FFFh : Program (256KB)
(2)   Internal RAM : 10KB
Maximum operating frequency Power supply voltage :
                                    2.7--5.5[V] 20MHz
                                    1.8--5.5[V]  5MHz
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



Optional Products

Converter board Applicable MCU Groups
R0E53038ACFK30 (PLQP0080KB-A) R8C/38A, 38C, 38M, 
 38E, 38F, 38G, 38H, 
 38W, 38X, 38Y, 38Z Groups
R0E53036ACFK40 (PLQP0064KB-A) R8C/36A, 36C, 36M, 
 36E, 36F, 36G, 36H, 
 36W, 36X, 36Y, 36Z Groups
R0E53036ACFG40 (PLQP0064GA-A) R8C/36A, 36C, 36M Groups
R0E53035ACFJ50 (PLQP0052JA-A) R8C/35A, 35C, 35D, 35M Groups
R0E53034ACFK60 (PLQP0048KB-A) R8C/34C, 34M Groups
R0E53034ECFK60 (PLQP0048KB-A) R8C/34E, 34F, 34G, 34H, 
 34P, 34R, 
 34W, 34X, 34Y, 34Z Groups
R0E53033ACFG90 (PLQP0032GB-A) R8C/33A, 33C, 33D, 33M Groups
R0E53033GCFG90 (PLQP0032GB-A) R8C/33G, 33H Groups
R0E53032GCSJC0 (PLSP0020JB-A) R8C/32G, 32H Groups
R0E53032ACSJC0 (PLSP0020JB-A) R8C/32A, 32C, 32D, 32M Groups


  • MCU unit (R0E521300MCU00)
  • Flexible cable (Mounted on the MCU unit)
  • 20MHz 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


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.