SEGGER’s ready to use emWin graphics library solution delivers a flexible, professional GUI platform, enabling the creation of highly efficient, high-quality, interactive graphical user interfaces for the Renesas RA MCU Family on any display.


  • Professional GUI library, available at no charge for Renesas RA
    • Source code upgrade option available from SEGGER
  • Optimized for microcontroller-based systems
  • Simple to configure and integrate
  • Visualization and debug tools available for free
  • Multilayer support in software and hardware
  • Automatic multiple buffering support
  • Supports all display types: LCD, TFT, LED, EPD
  • Utilizes the Renesas RA’s TFT LCD controller and 2D graphics engine


  • Industrial controls
  • Smart home/IoT
  • Home appliances
  • Consumer electronics
  • Safety-critical devices
  • Automotive
  • Medical devices
  • Avionics

Documentation & Downloads

Title language Type Format File Size Date
User Guides & Manuals
emWin Graphic Library with GUI - User Guide & Reference Manual Manual PDF 14.83 MB
SEGGER emWin Graphics Library 日本語 Product Brief PDF 433 KB

Software & Tool Pages

Title Type Description Company
Flexible Software Package (FSP) Software Package FSP is an enhanced software package designed to provide easy-to-use, scalable, high-quality software for embedded system designs using Renesas RA Family of Arm Microcontrollers.
Note: FSP with e² studio Installer (Platform Installer) will install the e² studio tool, FSP packs, GCC toolchain and Segger J-Link drivers required to use this software. No additional installations are required.

News & Additional Resources

Type Date Sort ascending
Segger - emWin External Link Jun 22, 2020
Renesas RA MCU Family External Link Jun 22, 2020