SiFive
Article by:Geoffrey Hunter
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Microcontrollers use the open-source RISC-V instruction set.
HiFive1 Rev B
The HiFive1 Rev B is SiFive’s second revision of their first development kit. It carries a FE310-G002 Freedom Everywhere SoC (System on Chip).
Photo of the HiFive Rev B development kit. Image from https://www.crowdsupply.com/sifive/hifive1-rev-b, retrieved 2020-12-02.
Specifications
| Parameter | Value |
|---|---|
| Input Voltage | USB 5V or 7-12V via DC jack |
| IO Voltage | 3.3V |
| Flash Memory | 32Mbit (external via SPI) |
| Clock Speed | 320MHz |
| Digital IO Pins | 19 |
| PWM Pins | 9 |
| UART | 2 |
| I2C | 1 |
Suppliers
Can be purchased from:
- CrowdSupply for US$59 (as of Dec 2020)
- Mouser for US$59 (as of Dec 2020)
Authors
This work is licensed under a Creative Commons Attribution 4.0 International License .