The HiFive1 is an Arduino-Compatible development kit featuring the Freedom E310, the industry’s first commercially available RISC-V SoC.

Why Buy This Dev Kit?

You should buy this dev kit if you:

  • Are a software developer who wants to develop on RISC-V
  • Want an Arduino-Compatible RISC-V dev kit
  • Want the fastest Arduino-Compatible dev kit
  • Are a hacker or maker
  • Are a system architect who wants to customize their own microcontroller
  • Want to learn more about RISC-V
  • Want to support open-source chips and open hardware!

Buy Now $59



HiFive1



HiFive1 Features & Specifications

  • Microcontroller: SiFive Freedom E310 (FE310)
    • SiFive E31 RISC-V Core
    • Architecture: 32-bit RV32IMAC
    • Speed: 320+ MHz
    • Performance: 1.61 DMIPs/MHz, 2.73 Coremark/MHz
    • Memory: 16 KB Instruction Cache, 16 KB Data Scratchpad
    • Other Features: Hardware Multiply/Divide, Debug Module, Flexible Clock Generation with on-chip oscillators and PLLs
  • Operating Voltage: 3.3 V and 1.8 V
  • Input Voltage: 5 V USB or 7-12 VDC Jack
  • IO Voltages: Both 3.3 V or 5 V supported
  • Digital I/O Pins: 19
  • PWM Pins: 9
  • SPI Controllers/HW CS Pins: 1/3
  • External Interrupt Pins: 19
  • External Wakeup Pins: 1
  • Flash Memory: 128 Mbit Off-Chip (ISSI SPI Flash)
  • Host Interface (microUSB): Program, Debug, and Serial Communication
  • Dimensions: 68 mm x 51 mm
  • Weight: 22 g

Documentation

Read HiFive1 Docs