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Renesas Electronics Corporation

Overview

Description

The E2 emulator is also available as a flash memory programmer with flash programming software (Renesas Flash Programmer).

Target Devices

Additional Details

System Configuration (Programming With Renesas Flash Programmer V3)

Image
RFP_config_e2_en.png

Note: When using with the on-chip debugging emulators, conversion adapter is required depending on the number of pins on the target board.

E2 Emulator

Product information
Documentation & Downloads

Renesas Flash Programmer V3 (Programming GUI)

Product information
Documentation & Downloads

Target Devices

See the following list to find MCUs available in programming with the E2 emulator and the Renesas Flash Programmer V3.
List of MCUs supported by Renesas Flash Programmer V3 (PDF | English, 日本語)

Support

Support Communities

  1. Issue with debugging RL78/G10 R5F10Y16 with E2 Lite

    I’m having an issue with two E2 Emulator Lite units while programming with the RL78/G10 (R5F10Y16) using TOOL0 (1-wire).  Setup My Target board is a custom PCB, this board can be flashed with the Flash Tool. Using E2 Studio Version: 2025-12 (25.12.0) Build ...

    May 1, 2026
  2. Debuging Problem on RL78/G14 using IAR

    Hi, I want to share this problem with you. I am using IAR Embedded Workbench 4.21.1 to update existing software on an R5F104GFA microcontroller, using an E1 emulator. The board has a programming connector with the following pins: Tools, Reset, VCC, and GND. Below is the existing circuit ...

    Feb 24, 2025
  3. I am using E1 Emulator with e2 Studio but I am not able to view live tracking of variables in the debug mode.

    Hello, I am using Renesas E1 Emulator with e2 Studio on RL78 D1A series R5F10CME 80 Pin MCU with out CAN.  I am able to compile the source code written in C language able to run the code in debug mode, able to set the break points.  I am  not ...

    Jul 5, 2025
View All Results from Support Communities (37)

Knowledge Base

  1. How to Find E2 Emulator Lite Product Page

    ... emulator Lite supports both debugging and programming function, the search results will also show two different pages, “E2 emulator Lite [RTE0T0002LKCE00000R]” and “E2 Emulator Lite (With Programming Function)”. For debugging functions, refer to the E2 emulator Lite [RTE0T0002LKCE00000R] page. For programming functions, refer to the E2 Emulator Lite (With Programming ...

    May 12, 2021
  2. Difference of E1 and E20 emulator with the Flash Development Toolkit

    ... follows.   E1 and E20 emulatorFlash Development Toolkit Assumed to be used for Simple programming after finishing development.Programming in the mass production process stage. (programming with the push of a button)Programming to internal flash memory Only programming after erasingProgramming in a block. Featuring functions a general programming ...

    Sep 9, 2013
  3. List of know-how when using E1/E20 emulator in CS+ environment (CS+, E2, E2 Lite, E1, E20)

    ... specified address was accessed. 1010571 How to start debugging from the startup routine 1010513 How to save I/O register values to a file ( studio, CS+) 3000692 CS+ program multiple images 3000715 RX, V850, RH850 How to debug the pin functions whose user port is multiplexed with the ...

    Apr 16, 2024
View All Results from Knowledge Base (9)
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