The RA2L1 capacitive touch evaluation system makes it easy for users to evaluate touch solutions offered by Renesas. You can start evaluating immediately out of the box using the board and software included in each kit.


  • RA2L1 CPU board
  • Touch application board
  • Self-capacitance evaluation board built-in basics for capacitive touch: switches, slider and wheel


The following items are available for download.


  • Use to evaluate various touch functions (button, slider, wheel)
  • Simple prototyping
  • Use as a reference when designing boards or software
  • Easily adjust the sensitivity by using QE for Capacitive Touch
    • Easy operation with intuitive interface
    • Easy to develop touch interfaces even for beginners with GUI
    • Automatically output adjusted source code

Design & Development

Software & Tools

Software & Tools

Flexible Software Package (FSP)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. Software Package Renesas
QE for Capacitive Touch: Development Assistance Tool for Capacitive Touch SensorsIn developing embedded system using the capacitive touch sensor of RA family and RX family MCUs, you can easily setup initial configurations of the touch interface as well as process the tuning of sensors, and reduce development time. [Plugin for Renesas IDE "e2 studio"] Downloads: Solution Toolkit Renesas

Sample Code

Sample Code

Title Type Date
[Software=RA Flexible Software Package|v4.3.0],[Toolchains=GNU Arm Embedded|10.3-2021.10]
ZIP4.92 MB日本語
Related Files:
Application: Consumer Electronics, Key Technology
Compiler: GNU Arm Embedded
Function: Evaluation Kit, HMI
IDE: e2 studio
Sample Code

Videos & Training

RA2L1 48MHz, 32-bit MCUs with Arm® Cortex®-M23 Core

Introducing the RA2L1 Group of 48MHz Arm Cortex-M23 ultra-low power general-purpose microcontrollers (MCUs). These MCUs deliver industry-leading power efficiency with enhanced peripherals for IoT applications.