Release v1.4.1 of RADFU - Renesas RA Device Firmware Update tool.
A flash programming tool for Renesas RA microcontroller series that communicates with the built-in ROM bootloader via USB or UART/SCI interfaces.
Features
- Read/write/erase flash memory
- Query device information
- ID authentication for protected devices
- Auto-detect Renesas USB devices
- Configurable UART baud rate
Supported Devices
- RA4 Series (Cortex-M4/M23) - tested
- RA2 Series (Cortex-M23)
- RA6 Series (Cortex-M33)
Quick Install
curl -fsSL https://raw.githubusercontent.com/vjardin/radfu/master/install.sh | sudo sh
Manual Installation
Debian 12 (Bookworm):
wget https://github.com/vjardin/radfu/releases/download/v1.4.1/radfu_v1.4.1_amd64-debian.deb
sudo dpkg -i radfu_v1.4.1_amd64-debian.deb
Ubuntu 24.04:
wget https://github.com/vjardin/radfu/releases/download/v1.4.1/radfu_v1.4.1_amd64-ubuntu.deb
sudo dpkg -i radfu_v1.4.1_amd64-ubuntu.deb
Fedora:
sudo dnf install https://github.com/vjardin/radfu/releases/download/v1.4.1/radfu-*.rpm
Linux x86_64 static (no dependencies):
curl -LO https://github.com/vjardin/radfu/releases/download/v1.4.1/radfu-v1.4.1-linux-x86_64-static
chmod +x radfu-v1.4.1-linux-x86_64-static
sudo mv radfu-v1.4.1-linux-x86_64-static /usr/local/bin/radfu
Linux ARM64 (Raspberry Pi, etc.):
curl -LO https://github.com/vjardin/radfu/releases/download/v1.4.1/radfu-v1.4.1-linux-arm64
chmod +x radfu-v1.4.1-linux-arm64
sudo mv radfu-v1.4.1-linux-arm64 /usr/local/bin/radfu
Linux ARM64 static (no dependencies):
curl -LO https://github.com/vjardin/radfu/releases/download/v1.4.1/radfu-v1.4.1-linux-arm64-static
chmod +x radfu-v1.4.1-linux-arm64-static
sudo mv radfu-v1.4.1-linux-arm64-static /usr/local/bin/radfu
macOS (Apple Silicon):
curl -LO https://github.com/vjardin/radfu/releases/download/v1.4.1/radfu-v1.4.1-macos-arm64
chmod +x radfu-v1.4.1-macos-arm64
sudo mv radfu-v1.4.1-macos-arm64 /usr/local/bin/radfu
Windows:
curl -LO https://github.com/vjardin/radfu/releases/download/v1.4.1/radfu-v1.4.1-windows-x86_64.exe
# Move to a directory in your PATH