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解决方案
SiFive Data Center Innovation

Read about SiFive’s data center strategy

Leadership in Embedded Markets

Learn about our 4th generation Essential products

产品
核心 IP
开发板
软件与工具
产品
Essential 系列
Intelligence 系列
Performance 系列
Automotive 系列
产品
现已上市
旧版开发板
All Boards
Featured Blog Post

The Vital Role of RISC‑V Development Boards

HiFive P550 Review

Level1Techs reviews the Premier P550

产品
软件与工具
Software Expansion

The RISC-V Software ecosystem is expanding rapidly

Premier P550 Boards

Learn about this premier development platform

资源与支持
资源与支持
RISC-V Software Expansion

The RISC-V Software ecosystem is expanding rapidly

Premier P550 Boards

Learn about this premier development platform

关于我们
关于我们
Cycuity Partnership

Collaborating with Cycuity and BAE Systems means better security for all

SiFive’s New Look

Read about our new visual identity

SiFive Core IP

SiFive® Automotive™ IP

SiFive Automotive E6-A Product Brief
SiFive Automotive E7-A Product Brief
SiFive Automotive Family Brief
SiFive Automotive S7-A Product Brief

SiFive® Essential™ IP

SiFive Essential E2 Product Brief
SiFive Essential E6 Product Brief
SiFive Essential E7 Product Brief
SiFive Essential Family Brief
SiFive Essential S2 Product Brief
SiFive Essential S6 Product Brief
SiFive Essential S7 Product Brief

SiFive® Intelligence™ IP

SiFive Intelligence X280 Product Brief
SiFive Intelligence X288 Product Brief
Deploying BEV Perception Models on RISC-V
SiFive Intelligence Family Brief
SiFive Intelligence X390 Product Brief

SiFive® Performance™ IP

SiFive Performance Family Brief
SiFive Performance P450 Product Brief
SiFive Performance P470 Product Brief
SiFive Performance P650 Product Brief
SiFive Performance P670 Product Brief
SiFive Performance P870-D Product Brief

Additional Resources

SiFive Crypto Archive

Chips

Freedom E310-G000 Manual
Freedom E310-G000 Datasheet
Freedom E310-G002 Manual
Freedom E310-G002 Datasheet
Freedom E310-G003 Manual
Freedom E310-G003 Datasheet
Freedom U540-C000 Manual
Freedom U740-C000 Manual

Boards

HiFive Premier P550

HiFive Premier P550 Getting Started Guide

Carrier Board 3D Model
Carrier Board Schematic
Carrier BOM
EIC7700X Datasheet
HiFive Premier P550 Datasheet
HiFive Premier P550 Image Update Procedure
HiFive Premier P550 MCU User Manual
HiFive Premier P550 Product Brief
HiFive Premier P550 Software Reference Manual
SOM Board 3D Model
SOM BOM
SOM Schematic

HiFive Unmatched

Schematics

HiFive Unmatched Rev B

Schematics

HiFive1 Rev B

Getting Started Guide
Schematics

HiFive1

Getting Started Guide
Schematics

HiFive Unleashed

Getting Started Guide
Schematics

VCIX

SiFive Vector Coprocessor Interface (VCIX) Software Specification

SiFive Intelligence Extensions

Xsfmm Matrix Extensions Specification
SiFive Int8 Matrix Multiplication Extensions Specification
FP32-to-int8 Ranged Clip Instructions (Xsfvfnrclipxfqf) Extension Specification
Matrix Multiply Accumulate Instruction (Xsfvfwmaccqqq) Extension Specification

TileLink

TileLink Spec 1.9.3

Application Notes

SiFive RISC-V Vector Crypto Acceleration Solution Version 1.1
SiFive Accelerates the RISC-V Android Ecosystem: Unleashing Performance on Libyuv with RVV
Embedded Software Quick Start Guide
Optimizing RISC-V Software for Code Density
Understanding Half-Precision Floating Point
Using SiFive WorldGuard for Deploying a TEE/REE System
SiFive WorldGuard Technical Paper