Tools

GreatFET One — open USB platform for hardware hacking, JTAG, SPI, I2C and debugging

Open-source USB and hardware-development platform with 100 expansion pins for debugging, prototyping and authorized reverse engineering.

IRIROSG Editorial·2026-10-25·1 min read·84 body words

GreatFET One — open USB platform for hardware hacking, JTAG, SPI, I2C and debugging

VendorGreat Scott Gadgets

Tool typeUSB / Hardware Hacking Platform

Statusمحصول فعلی

Interfaces / focusUSB · SPI · I2C · UART · JTAG · GPIO · ADC/DAC · logic analysis

Official tool page ↗

Overview

GreatFET One is an open platform for hardware development, debugging and research. Two USB ports, a large expansion interface and a Python API let it act as a customizable bridge to physical hardware.

Capabilities

GPIO, SPI, I2C, UART, JTAG, logic analysis, ADC/DAC and advanced USB functions are central features, with add-on “neighbor” boards for expansion.

Best fit

Board bring-up, firmware debugging, your own interface analysis and lab-tool prototyping. Perform reverse engineering only on hardware you own or are authorized to assess.

TRACEABLE KNOWLEDGE

Sources & further reading

GreatFET One — صفحه رسمیhttps://greatscottgadgets.com/greatfet/one/

GreatFET Documentationhttps://greatfet.readthedocs.io/

Editorial review date: 2026-10-25

IROSG / EDITORIAL

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