The S3A3 Target Board (TB-S3A3) features the 48MHz Arm® Cortex®-M4 core, S3A3 microcontrollers (MCUs) that integrate analog, timing, power management, safety, and security functions. Users can experience the full features of the Synergy™ S3A3 MCUs with access to all pins, standardized expansion ports and preinstalled demo software.

Part number of this kit has been changed. The new part number shall be used for orders. The old part number will continue to be referenced across the documentation. Refer to the look-up table for old/new part numbers.

Kit Contents

  • TB-S3A3 board
  • USB Type-A to USB Micro-B cable

System Requirements

  • Microsoft® Windows® 7 or 10 with Intel® Core™ family processor or equivalent running at ≥2.0GHz
  • ≥8GB system RAM
  • ≥2GB free hard drive space
  • ≥2 USB 2.0 ports
  • Internet connection

Target Device

Knowledge Base


  • Access all pins and on-board peripherals of the Synergy S3A3 MCU Group
  • Accelerate code development with the tightly integrated and qualified Synergy Software Package (SSP)
  • View, step through and debug code with the e2 studio ISDE from Renesas or IAR Embedded Workbench® for Renesas Synergy
  • Flexible connectivity options with USB and Pmod™ connector enabling rapid prototyping with plug-in modules
  • Human machine interface (HMI) functionality with a capacitive touch sensing unit (CTSU), a segment LCD controller and user push buttons
  • See system status and test functionality with programmable LEDs or capacitive and mechanical buttons
  • Measure real-time power consumption of current over program execution
  • Operate from high precision on-board crystals or lower precision internal clock
  • Security and encryption functions enable secure data communications and storage, with support for industry standard algorithms such as AES 128/256 and GHASH
  • Safety features include hardware diagnostics, memory protection and watchdog timeout
  • Debugging and programming with J-Link® OB on-board


PDF 413 KB 日本語 Quick Start Guide
PDF 61 KB Application Note
PDF 2.07 MB 日本語 Manual - Development Tools
PDF 2.27 MB 日本語 Application Note
PDF 250 KB Application Note
PDF 586 KB Application Note
PDF 650 KB Application Note
PDF 1.71 MB 日本語 Application Note
PDF 439 KB Application Note
9 items

Design & Development

Software & Tools

Software Downloads

Type Date
ZIP 32.36 MB PCB Design Files
1 item

Sample Code

Sample Code

Title Type Date Date
ZIP 6.84 MB Compiler: GNUARM-NONE IDE: e2 studio, IAR EW for Synergy Sample Code
ZIP 6.46 MB Compiler: GNUARM-NONE IDE: e2 studio, IAR EW for Synergy Sample Code
ZIP 7.40 MB Compiler: GNUARM-NONE IDE: e2 studio, IAR EW for Synergy Sample Code
ZIP 8.43 MB IDE: e2 studio Sample Code
4 items