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Renesas Electronics Corporation

Overview

Description

The RA4T1 Fast Prototyping Board comes equipped with an R7FA4T1BB3CFM microcontroller and is an evaluation board specialized for prototype development for a variety of applications. It has a built-in SEGGER J-Link™ emulator circuit so you can write/debug programs without additional tools. In addition, with Arduino Uno and Pmod™ interfaces included standard and through-hole access to all pins of the microcontroller, and so on, it has high expandability.

Sample software is available to demonstrate the functionality of the RA4T1 MCU and for connecting between the RA4T1 Fast Prototyping Board and various wireless modules or various sensor modules.

Features

  • Equipped with an RA4T1 32-bit microcontroller 64-pin, 10mm x 10mm x 1.70mm, 0.5mm pitch, on-chip memory: 128KB code flash, 40KB SRAM, 4KB data flash memory
  • No additional tools are required for program debugging/writing with the built-in SEGGER J-Link™ emulator circuit
  • Through-holes with access to all of the pins of the microcontroller
  • Arduino Uno and Pmod™ interfaces come standard
  • Support for various RA4T1 software and tools

Applications

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Design & Development

Software & Tools

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Knowledge Base

  1. RA Family: Handling of I²C Pull-Up Resistors on Arduino-Compatible Pins J1 (10/9) of RA Family FPB Boards

    ... pins J1 (10/9) on RA Family FPB boards for I²C communication. How should I connect the pull-up resistors? Target boards: FPB-RA4E2FPB-RA4T1FPB-RA6E2 FPB-RA6T3 Answer: For target RA FPB boards, pull-up resistors are pre-installed on the Arduino-compatible pins J1 Pin ...

    Dec 5, 2025
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