SiFive

Configuration:platform = sifive

SiFive brings the power of open source and software automation to the semiconductor industry, making it possible to develop new hardware faster and more affordably than ever before.

For more detailed information please visit vendor site.

Debugging

PIO Unified Debugger - “1-click” solution for debugging with a zero configuration.

Tools & Debug Probes

Supported debugging tools are listed in “Debug” column. For more detailed information, please scroll table by horizontal. You can switch between debugging Tools & Debug Probes using debug_tool option in “platformio.ini” (Project Configuration File).

Warning

You will need to install debug tool drivers depending on your system. Please click on compatible debug tool below for the further instructions.

On-Board Debug Tools

Boards listed below have on-board debug probe and ARE READY for debugging! You do not need to use/buy external debug probe.

Name MCU Frequency Flash RAM
Arty FPGA Dev Kit FE310 450MHz 16MB 256MB
HiFive Unleashed FU540 1500MHz 32MB 8GB
HiFive1 FE310 320MHz 16MB 16KB
HiFive1 Rev B FE310 320MHz 16MB 16KB

Stable and upstream versions

You can switch between stable releases of SiFive development platform and the latest upstream version using platform option in “platformio.ini” (Project Configuration File) as described below.

Stable

; Latest stable version
[env:latest_stable]
platform = sifive
board = ...

; Custom stable version
[env:custom_stable]
platform = [email protected]
board = ...

Upstream

[env:upstream_develop]
platform = https://github.com/platformio/platform-sifive.git
board = ...

Packages

Name Description
framework-freedom-e-sdk Open Source Software for Developing on the SiFive Freedom E Platform
tool-jlink SEGGER J-Link Software and Documentation Pack
tool-openocd-riscv OpenOCD for RISC-V
tool-qemu-riscv Open source machine emulator and virtualizer
toolchain-riscv GNU toolchain for RISC-V, including GCC

Warning

Linux Users:

Windows Users:

Please check that you have a correctly installed USB driver from board manufacturer

Frameworks

Name Description
Freedom E SDK Open Source Software for Developing on the SiFive Freedom E Platform

Boards

Note

SiFive

Name Debug MCU Frequency Flash RAM
HiFive Unleashed On-board FU540 1500MHz 32MB 8GB
HiFive1 On-board FE310 320MHz 16MB 16KB
HiFive1 Rev B On-board FE310 320MHz 16MB 16KB

Xilinx

Name Debug MCU Frequency Flash RAM
Arty FPGA Dev Kit On-board FE310 450MHz 16MB 256MB