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. [Learn More]

Target Devices


Type Title Date
Upgrade - Debugger Log in to Download ZIP 107.75 MB 日本語
1 item


Additional Details


Item Description
Applicable emulator E100
Supported MCUs H8S/Tiny Series MCUs
Applicable MCU mode Single-chip mode
Maximum ROM/RAM capacity (1) Internal flash ROM : 256KB+8KB 
000000h-03FFFFh : Program(256KB) 

F00000h-F01FFFh : Data Flash(8KB)
(2) Internal RAM : 12KB 
Maximum operating frequency  Power supply voltage :    2.7~5.5[V] 20MHz
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 (R0E420000MCU00)
  • Flexible cable (Mounted on the MCU unit)
  • 20MHz oscillator module (Mounted on the MCU unit)
  • CD-ROM (H8S/Tiny E100 emulator software) 
    - H8S/Tiny E100 emulator debugger (Including High-performance Embedded Workshop)
    - Auto-update utility
    - User's manual