D1R32InterfaceShield
mpek29Β·D1R32InterfaceShieldΒ·design/D1R32InterfaceShield/D1R32InterfaceShield.kicad_pcb
About the D1R32InterfaceShield PCB
D1R32InterfaceShield is an open source AVR/Arduino PCB design by mpek29, published on GitHub. It is a 2-layer board measuring 68.6 Γ 53.3 mm, with 12 components from 9 distinct parts.
Its main chip is the Analog_1, from the AVR/Arduino family. Other key parts include the Analog_2, ESP32-S3, ICSP, Digital_1 and Digital_2. By type, the board carries 7 ICs, 4 connectors and 1 capacitor.
It belongs with the dev boards & breakouts designs in this gallery.
From the project
π Modular JST Shield D1R32
D1R32InterfaceShield is an open-source PCB that provides a reliable, modular interface between the UNO D1 R32 Board Module and various external modules via JST-SM & JST-SH connectors. It simplifies integration for IoT, automation, and embedded applications.
- π Modular Interface: Bridges the UNO D1 R32 with sensors, actuators, and peripherals. - π Compact Design: Optimized layout for small enclosures and prototypes. - π οΈ Open-source Hardware: Fully customizable to match your project requirements.

Main components on the D1R32InterfaceShield
D1R32InterfaceShield bill of materials (BOM)
12 components, 9 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Analog_1 | Arduino_PinSocket_1x08_P2.54mm_Vertical | U2 |
| 1 | Analog_2 | Arduino_PinSocket_1x06_P2.54mm_Vertical | U3 |
| 1 | ESP32-S3 | Arduino_PinSocket_2x03_P2.54mm_Vertical | U4 |
| 1 | ICSP | Arduino_PinSocket_2x03_P2.54mm_Vertical | U5 |
| 1 | Digital_1 | Arduino_PinSocket_1x10_P2.54mm_Vertical | U6 |
| 1 | Digital_2 | Arduino_PinSocket_1x08_P2.54mm_Vertical | U7 |
| 1 | Arduino_Header_OFF | Arduino_PinSocket_1x03_P2.54mm_Vertical | U8 |
| 4 | Conn_01x10 | JST_SH_SM10B-SRSS-TB_1x10-1MP_P1.00mm_Horizontal | J4, J5, J6, J7 |
| 1 | 100nF | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C2 |
D1R32InterfaceShield design files
The KiCad project lives in the mpek29/D1R32InterfaceShield repository on GitHub; these links point at the commit this page was built from.
D1R32InterfaceShield: common questions
What microcontroller does the D1R32InterfaceShield use?
The D1R32InterfaceShield is built around the Analog_1, from the AVR/Arduino family.
How big is the D1R32InterfaceShield PCB?
The D1R32InterfaceShield measures 68.6 Γ 53.3 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the D1R32InterfaceShield?
12 components, from 9 distinct parts. The full bill of materials is listed on this page.
Where can I download the D1R32InterfaceShield design files?
From the mpek29/D1R32InterfaceShield repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the D1R32InterfaceShield design in my own project?
The repository has no license, so all rights stay with mpek29. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the D1R32InterfaceShield without the hardware?
Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug AVR/Arduino firmware against it before you order a PCB.
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