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Hardware-TUDCTF2025

Emway79·Hardware-TUDCTF2025

Hardware-TUDCTF2025 PCB layout, top view — open source ESP32 board by Emway79
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About the Hardware-TUDCTF2025 PCB

Hardware-TUDCTF2025 is an open source ESP32 PCB design by Emway79, published on GitHub under the CC-BY-SA-4.0 license. It is a 2-layer board measuring 49.5 × 57.7 mm, with 56 components from 29 distinct parts.

Its main chip is the ESP32-S3-MINI-1, from the ESP32 family. Other key parts include the TLV75801PDRV, USBLC6-2SC6 and SN74LV1T125DCK. By type, the board carries 17 capacitors, 17 resistors, 5 LEDs, 5 diodes, 4 ICs and 4 switches.

It belongs with the iot & wireless, wearables and sensors designs in this gallery.

From the project

Hardware schematics and design for the TUDCTF 2025 hardware badge

The hardware badge for TUDelft CTF 2025. It is an ESP32 powered development board with a features to make it more interesting to work with trhan a bare microcontroller, like LEDs, switches and sensors.

This project contains the KiCad 9.0 design files for the TUDelft CTF 2025 Hardware Badge. It is designed with a 2-layer stackup and USB-C power delivery Key Features

Hardware-TUDCTF2025, from the project README
From the project README

Main components on the Hardware-TUDCTF2025

ESP32-S3-MINI-1TLV75801PDRVUSBLC6-2SC6SN74LV1T125DCK

Hardware-TUDCTF2025 bill of materials (BOM)

56 components, 29 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
ESP32-S3-MINI-1
IC1
1
TLV75801PDRV
U2
1
USBLC6-2SC6
U3
1
SN74LV1T125DCK
U4
2
~
BOOT1, RESET1
1
DY-IRMHF384-T05-2.5KB
IRS1
4
TS-KG87S-AT15F
SW1, SW2, SW3, SW4
1
USB_C_Receptacle_USB2.0_16P
USB1
1
KT-0603R
LED1
1
17-21SUYC/TR8
LED2
1
0805G (Green)
LED3
1
0603White light_C2290
LED4
1
DY-IRS3216176-3T-09
LED5
1
DFLS130L-7
D1
4
WS2812B
D2, D3, D4, D5
8
0.1uF
C1, C3, C5, C8, C9, C10, C11, C13
1
22uF
C2
1
1uF
C4
2
10uF
C6, C7
4
0.33uF
C14, C15, C16, C17
Show 9 more
QtyPartRefs
1
47uF
C18
7
10kΩ
R1, R7, R9, R10, R11, R12, R17
2
5.1kΩ
R2, R3
1
1MΩ
R4
1
200kΩ
R5
1
47Ω
R6
1
100Ω
R8
2
330Ω
R13, R15
2
220Ω
R14, R16

Hardware-TUDCTF2025 design files

The KiCad project lives in the Emway79/Hardware-TUDCTF2025 repository on GitHub; these links point at the commit this page was built from.

Hardware-TUDCTF2025: common questions

What microcontroller does the Hardware-TUDCTF2025 use?

The Hardware-TUDCTF2025 is built around the ESP32-S3-MINI-1, from the ESP32 family.

How big is the Hardware-TUDCTF2025 PCB?

The Hardware-TUDCTF2025 measures 49.5 × 57.7 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Hardware-TUDCTF2025?

56 components, from 29 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Hardware-TUDCTF2025 design files?

From the Emway79/Hardware-TUDCTF2025 repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the Hardware-TUDCTF2025 design in my own project?

Yes, under the terms of its CC-BY-SA-4.0 license, which Emway79 chose for the repository.

Can I test firmware for the Hardware-TUDCTF2025 without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug ESP32 firmware against it before you order a PCB.

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