ESP32-C3 Breadboard-Adapter
alexandrebobkov·ESP32-C3_Breadboard-Adapter·assets/esp32-c3-wroom-socket.kicad_pcb
About the ESP32-C3 Breadboard-Adapter PCB
ESP32-C3 Breadboard-Adapter is an open source ESP32 PCB design by alexandrebobkov, published on GitHub under the MIT license. It is a 2-layer board measuring 30.5 × 25.4 mm, with 13 components from 9 distinct parts.
Its main chip is the ESP32-C3-WROOM-02-N4, from the ESP32 family. Other key parts include the AMS1117-3V3. By type, the board carries 6 resistors, 2 ICs, 2 connectors, 2 switches and 1 LED.
It belongs with the iot & wireless and dev boards & breakouts designs in this gallery.
From the project
ESP32-C3 Breadboard Adapter
Integrating the ESP32-C3 Development Board with MicroPython offers several compelling benefits:
1. Ease of Use: MicroPython simplifies the development process by allowing developers to write code in Python, a high-level, easy-to-read programming language. This reduces the learning curve for beginners and accelerates development for experienced programmers.
2. Rapid Prototyping: With MicroPython, developers can quickly prototype and test their ideas. The interactive REPL (Read-Eval-Print Loop) enables immediate feedback and debugging, making it easier to iterate and refine projects.

Main components on the ESP32-C3 Breadboard-Adapter
ESP32-C3 Breadboard-Adapter bill of materials (BOM)
13 components, 9 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ESP32-C3-WROOM-02-N4 | ESP32-C3-WROOM-02-H4 | U1 |
| 1 | AMS1117-3V3 | SOT-223-3_TabPin2 | U2 |
| 1 | ~ | Conn_ESP32-C3-WROOM-02 | J2 |
| 1 | USB-C_Receptacle_Data_16P_GCT-USB4085 | USB-C GCT CONN16_USB4085-GF-A | J4 |
| 2 | SW_Push_SMD_6x3.5 | SW_PUSH_6x3.5mm | SW1, SW2 |
| 1 | LED-RED-GREEN-B1552USUG20D | B1552_HVK-M | LED1 |
| 1 | 10k | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R1 |
| 3 | 5k1 | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R4, R9, R10 |
| 2 | 2K2 | R_1206_3216Metric_Pad1.30x1.75mm_HandSolder | R7, R8 |
ESP32-C3 Breadboard-Adapter design files
The KiCad project lives in the alexandrebobkov/ESP32-C3_Breadboard-Adapter repository on GitHub; these links point at the commit this page was built from.
ESP32-C3 Breadboard-Adapter: common questions
What microcontroller does the ESP32-C3 Breadboard-Adapter use?
The ESP32-C3 Breadboard-Adapter is built around the ESP32-C3-WROOM-02-N4, from the ESP32 family.
How big is the ESP32-C3 Breadboard-Adapter PCB?
The ESP32-C3 Breadboard-Adapter measures 30.5 × 25.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the ESP32-C3 Breadboard-Adapter?
13 components, from 9 distinct parts. The full bill of materials is listed on this page.
Where can I download the ESP32-C3 Breadboard-Adapter design files?
From the alexandrebobkov/ESP32-C3_Breadboard-Adapter repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the ESP32-C3 Breadboard-Adapter design in my own project?
Yes, under the terms of its MIT license, which alexandrebobkov chose for the repository.
Can I test firmware for the ESP32-C3 Breadboard-Adapter 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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