¶ About RVspace / 关于 RVspace:
This is the place for RISC-V developers to communicate and take part in RISC-V ecosystem development. RVspace includes the documents of RISC-V development boards, updates on RISC-V software and hardware developments, recent announcements and news about new RISC-V product releases, and a forum for developers to learn and ask questions about RISC-V.
在 RVspace 社区，开发者可以获得昉・星光的所有文档、代码和软件包。原厂的技术专家也在 RVspace 上持续更新 RISC-V 的最新进展，并与开发者在论坛上进行技术交流。
¶ RVspace Guideline / RVspace 板块介绍
¶ Documentation Center / 文档中心
RVspace Documentation Center provides developers and customers user guides, datasheets and application notes for different RISC-V products including core ip (the Dubhe series), processing platforms (the JHxxx series) and SBCs (VisionFive & VisionFive 2). All the documents are shown in two different languages. English Documentation Center could be found here:
RVspace 文档中心给予开发者和客户RISC-V产品的文档介绍、使用手册以及应用指引等资源。文档中心包含了从RISC-V CPU内核IP、RISC-V处理平台到RISC-V单板计算机多种产品的文档信息。RVspace文档中心提供中英双语的产品资料，中文版可以通过以下链接进入：
¶ RVspace Forum / RVspace 论坛
RVspace Forum is a platform to connect hardware providers and customers through product release status, technical discussion, software project collaboration, ecosystem news updates. Currently, there are 3 product categories and 8 software/OS discussions. The followings are some of the most frequent links:
- Discussions about purchasing VisionFive 2：VisionFive 2 How-To-Purchase
- Discussions about VisionFive：VisionFive How-To-Purchase
- Discussions about OS porting: VisionFive OS Porting Status
RVspace论坛提供开发者直接与原厂技术人员、销售人员、商务人员联系并讨论话题的渠道。论坛中会及时发布产品信息、购买链接、软硬件生态进展以及各RISC-V开发者利用产品打造的解决方案和软件应用等。以下是较为热门的论坛话题：
- 昉·星光 2 单板计算机购买渠道：VisionFive 2 How-To-Purchase
- 昉·星光单板计算机购买渠道：VisionFive How-To-Purchase
- 基于昉·星光单板计算机的OS移植进展：昉·星光 OS Porting Status
¶ Product Description / 产品介绍
¶ VisionFive 2 from StarFive
VisionFive 2 is the world’s first high-performance RISC-V single board computer (SBC) with an integrated GPU. Compared with its last generation, VisionFive 2 has been fully upgraded with significant improvements in the processor work frequency, multimedia processing capabilities, scalability, etc. Its superior performance and reasonable price make VisionFive 2 the best affordable RISC-V development board ever. VisionFive 2 uses StarFive JH7110 SoC with Imagination BX-4-32 GPU. It was launched August 2022.
- VisionFive 2 Forum
- VisionFive 2 WiKi Page
- VisionFive 2 Purchase Links
- VisionFive 2 GitHub Repo
- VisionFive 2 Debian OS Download
昉·星光 2 (VisionFive 2)是全球首款集成3D GPU的高性能量产RISC-V 单板计算机,使用赛昉科技JH7110芯片。与上一代相比，昉·星光 2 全面升级，在处理器工作频率、多媒体处理能力、可扩展性等方面都有显着提升。优越的性能和合理的价格使昉·星光 2 成为有史以来性价比最高的RISC-V开发板。昉·星光 2 使用StarFive JH7110芯片，于2022年8月正式推出。
¶ VisionFive from StarFive
VisionFive is the world's first generation of affordable RISC-V boards designed to run Linux, using StarFive JH7100 SoC. Based on the RISC-V architecture, VisionFive pushes open-source to the next level and gives developers more freedom and power to innovate and design industry-leading solutions.VisionFive was first released in 2021.
昉·星光单板计算机是全球第一代高性价比的基于Linux系统的RISC-V单板计算机，使用赛昉科技JH7100芯片。基于RISC-V架构的昉·星光使开源达到更高的水平，开发者从而得到更大的自由及更强的能力去创新和设计行业领先的解决方案。昉·星光单板计算机于2021年发布。
¶ JH7100 & JH7110 from StarFive
JH7100: Equipped with dual-core U74, JH7100 shares 2MB of L2 cache and supports Linux OS. The StarFive ISP is compatible with mainstream camera sensors and the built-in image/video processing subsystem supports H265/H264/JPEG codec. With high-performance, low-power Vision DSP and NNE integrated, JH7100 will make thinking more intelligent and efficient. JH7100 can meet the various real-time visual processing needs of the edge end thanks to the capabilities of various complex image/video processing and intelligent visual calculations.
- JH7100 WiKi
- To purchase, please contact sales@starfivetech.com
JH7110 is a high-performance RISC-V SoC, an upgraded version of JH7100, featuring high performance, high power efficiency and high security. Compared with the first-generation, JH7110 upgrades from 64 bit dual-core processor to quad-core processor and increases the frequency from 1.2GHz to 1.5GHz with richer high-speed interfaces and integrated GPU, enabling stronger image processing capabilities, such as 3D rendering.
- JH7110 WiKi
- To purchase, please contact sales@starfivetech.com
昉·惊鸿7100（JH7100）搭载了双核U74，共享2MB的二级缓存，工作频率可达1.2GHz，支持Linux操作系统。其中，赛昉科技自主研发的ISP适配主流的摄像机传感器，内置的图像视频处理子系统支持H264/H265/JPEG编码器。集成高性能、低功耗的Vision DSP和NNE让所思更加智能且高效。昉·惊鸿7100能完成各种复杂的视频图像处理与智能视觉计算，满足边缘端的多种视觉实时性处理需求。
昉·惊鸿7110（JH7110）是一款高性能RISC-V SoC，是昉·惊鸿7100的升级版本，具有高性能、低功耗和高安全性的特点。相比于第一代版本，由64位RISC-V双核处理器升级为RISC-V四核处理器，主频由1.2GHz升级为1.5GHz，提供更为丰富的高速接口，集成GPU使其拥有更强的图像渲染能力。
¶ Dubhe from StarFive
StarFive Dubhe is the first commercial RISC-V CPU IP to support a rich set of RISC-V extensions, including latest B (bit-manipulation), V (vector) and H (hypervisor) extensions, enabling more edge cloud and high-performance computing applications running on RISC-V.
- Dubhe Wiki Page
- To purchase, please contact sales@starfivetech.com
昉·天枢是一款超高性能的RISC-V CPU IP，采用12级流水线，具备乱序执行设计，支持最丰富的标准 RISC-V RV64GCBVHN 指令集，支持最新的 B (位操作)，V (Vector) 以及 H (Hypervisor)扩展，支持缓存一致性的1-4个多核配置，支持虚拟化，适用于广泛的高性能计算应用场景。昉·天枢具有高度可扩展性，针对最高性能和频率进行了优化，具备SPECint2k6 31分的超高性能。昉·天枢通过Core Complex预集成和验证，简化了SoC的开发工作。
- 昉·天枢文档资料
- 如意向购买请联系 sales@starfivetech.com
相关新闻：
- 赛昉科技发布StarFive StarStudio IDE 支持Linux和Baremetal开发
- 全球最高性能RISC-V处理器的Perf性能分析工具发布
- 赛昉科技发布并开源基于Yocto的昉·天枢Linux SDK
¶ Star64 from Pine64
The Star64 is a RISC-V based Single Board Computer powered by StarFive JH7110 Quad-Core SiFive U74 64-Bit CPU, Imagination Technology BX-4-32 GPU and supports up to 8GB 1866MHz LPDDR4 memory. It provides an eMMC module socket, MicroSD Card slot, PCI-e, Pi-2 Bus, USB 3.0, and many other peripheral interfaces for makers to integrate with sensors and other devices.
Pine64 Star64是一款即将推出的SBC（单板计算机），配备了 StarFive JH7110 四核 64 位RISC-V 处理器和 Imagination BXE-4-32 GPU。Pine64 Star64 SBC 将配备 4GB 或 8GB RAM、1个 HDMI 2.0 视频输出接口、2个千兆以太网端口、1个 WiFi 6 和蓝牙 5.2 模块、1个USB 3.0 端口、1 个 PCIe 插槽和 1 个用于扩展的 GPIO 接头。
¶ Announcements / 资讯发布
- Nov. 4th 2022 StarFive Releases StarFive StarStudio IDE, which supports both Linux and Baremetal Development
- Aug. 24th 2022 StarFive VisionFive 2 quad-core RISC-V SBC launched (Crowdfunding)
- Apr. 24th 2022 StarFive Releases Perf Tool for Highest Performance RISC-V IP Dubhe
- Dec. 13th 2021 StarFive launches Linux Software Development Kit (SDK) for StarFive Dubhe High Performance Core
- Dec. 10th 2021 StarFive Starts Delivery of High Performance RISC-V CPU Core IP Dubhe
- Dec. 9th 2021 StarFive VisionFive single board computer officially for sale, accelerating RISC-V ecosystem development