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4 layers86 × 55 mmDevice, the printed circuit board in 3D

Full-cycle hardware designs for security research devices — each device is a subfolder with its own README, schematics, PCB layout, and software stack

Size
86 × 55 mm
Copper layers
4
Thickness
1.6 mm
Parts
22
Nets
60
Pads
52
Tracks, vias
9, 9
Pours
3
Routed
Yes
KiCad
KiCad 8 (file 20240108)
Created
12 Jun 2026
Updated
6 Nov 2026

Overview

Device is an open-source printed circuit board by jayis1, from the jayis1/hacker-devices repository on GitHub. It is a 4-layer board of 86 × 55 mm with 22 parts on 60 nets, routed with 9 tracks and 9 vias.

It is built around the STM32H743VIT6, ICE40UP5K-SG48I and USB3320C-EZK, with the TXS0108EPWR, MT41K256M16TW-107:P and TPS6521815RSLR among its other parts. Its parts include 10 ICs, 4 switches, 3 crystals, 2 diodes and 2 connectors. It belongs with the STM32 and FPGA and CPLD boards of this library.

Main components

9

README

README.md

Hacker Devices — Open Hardware for Security Research

A collection of fully open-source hardware designs for legitimate security research and pentesting. Every device is complete end-to-end: engineering docs, KiCad schematics & PCB layouts, production C/Python firmware, and React Native companion apps. Build it, flash it, run the app, start researching.

What's Inside Every Device

No half-finished reference designs. Each device folder contains the full stack:

CategoryFilesDescription
Engineering Docsphase1_conceptual_architecture.md → phase4_software_stack.md4-phase design process: requirements, BOM & netlists, PCB layout rules, software stack
KiCad Schematicskicad/*.kicad_pro, *.kicad_sch, *.kicad_pcbFull schematic with real component symbols, net labels, power flags, and board outline with placed footprints
C/Python Firmwarefirmware/main.c, registers.h, board.h, drivers/, MakefileProduction-quality MCU firmware — init code, drivers with DMA, USB descriptors, wire protocol
React Native Appapp/App.js, screens/, components/, utils/protocol.js, package.jsonCompanion mobile app for device control, configuration, real-time status, and data capture

Design Methodology

Every device follows a rigorous 4-phase process:

PhaseDocumentContents
Phase 1phase1_conceptual_architecture.mdPurpose, performance targets, constraints, block diagram, bus topology, power domains
Phase 2phase2_component_selection_schematics.mdBOM with real part numbers, pinouts/MUX tables, decoupling networks, netlists, impedance matching
Phase 3phase3_pcb_blueprints_layout.mdPCB stackup, routing rules, length matching, via strategy, thermal management, DFM notes
Phase 4phase4_software_stack.mdMMIO/register defs, clock & GPIO init (production C), critical device driver, device tree, bootloader

Devices

#DeviceStatusDescription
1wifi-pentest-dongle/✅ Complete802.11ax monitor/inject, deauth, PMKID capture
2rf-transceiver-tool/✅ CompleteSub-GHz + 2.4GHz multi-protocol (CC1101 + nRF24)
3badusb-injector⏳ QueuedHID emulation payload injector, multi-profile
4nfc-rfid-cloner⏳ Queued13.56MHz + 125kHz, Mifare/EM4100
5network-tap-mitm⏳ Queued2× GbE transparent bridge, packet capture
6can-bus-analyzer⏳ QueuedOBD-II + CAN-FD, automotive pentest
7sdr-keyfob-replay⏳ Queued433/315MHz keyfob capture & replay
8ble-sniffer-spoofer⏳ QueuednRF52, advertisement inject, GATT fuzz
9imsi-catcher-detector⏳ QueuedLTE/4G SDR analysis
10biometric-bypass-toolkit⏳ QueuedFingerprint emulation, RFID clone for access control

Constraints

  • BOM target: Under $100 per device
  • Form factor: Portable, USB-powered or battery-operated
  • All designs use real, purchasable components with exact part numbers
  • KiCad schematics are valid KiCad 7+ format — open them directly
  • Firmware is production-quality C — not stubs or pseudocode
  • React Native apps have working UI with proper state management and wire protocol matching the firmware

License

ComponentLicense
Hardware design (KiCad)CERN-OHL-S v2
C firmware & driversGPL-2.0
Python tools & scriptsMIT
React Native companion appsMIT

Parts

22
QtyValueFootprintReferences
2TXS0108EPWRPackage_SO:TSSOP-20_4.4x6.5mm_P0.65mmU7, U8
2WS2812BLED_SMD:LED_WS2812B-MiniLED1, LED2
112MHzCrystal:Crystal_SMD_Abracon_ABM8G-4Pin_3.2x2.5mmY3
125MHzCrystal:Crystal_SMD_Abracon_ABM8G-4Pin_3.2x2.5mmY1
132.768kHzCrystal:Crystal_SMD_Abracon_ABS07-2Pin_3.2x1.5mmY2
1BACKButton_Switch_SMD:SW_SPST_PTS645SW4
1BQ25896RTWRPackage_DFN_QFN:WQFN-24-1EP_4x4mm_P0.5mmU6
1DOWNButton_Switch_SMD:SW_SPST_PTS645SW2
1ISP HeaderConnector_PinHeader_2.54mm:PinHeader_2x10_P2.54mm_VerticalJ3
1MT41K256M16TW-107:PPackage_BGA:FBGA-96_9x14mm_P0.8mmU3
1SELECTButton_Switch_SMD:SW_SPST_PTS645SW3
1SSD1306 OLEDDisplay:SSD1306_0.96inch_128x64U10
1STM32H743VIT6Package_QFP:LQFP-100_14x14mm_P0.5mmU1
1TC2050Connector:Tag-Connect_TC2050J_SWD
1TPS6521815RSLRPackage_DFN_QFN:VQFN-48-1EP_7x7mm_P0.5mmU5
1TPS74801DRCRPackage_DFN_QFN:VSON-10-1EP_3x3mm_P0.5mmU11
1UPButton_Switch_SMD:SW_SPST_PTS645SW1
1USB3320C-EZKPackage_QFN:QFN-32-1EP_5x5mm_P0.5mmU4
1USB4105-GF-AConnector_USB:USB_C_Receptacle_GCT_USB4105J1
1iCE40UP5K-SG48IPackage_QFN:QFN-48-1EP_7x7mm_P0.5mmU2

Questions

How big is the Device PCB?

It measures 86 × 55 mm and has 4 copper layers, 1.6 mm thick.

What parts does the Device use?

22 parts, built around the STM32H743VIT6, ICE40UP5K-SG48I, USB3320C-EZK and TXS0108EPWR. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Device KiCad files?

From the jayis1/hacker-devices repository on GitHub, at the commit this page was made from: the board is emmc-flash-dumper/kicad/device.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Device design in my own project?

Its repository states no licence, so its author keeps all rights: ask jayis1 before reusing the design.

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