Standalone ATmega382
justfulofluck·Standalone_ATmega382
About the Standalone ATmega382 PCB
Standalone ATmega382 is an open source AVR/Arduino PCB design by justfulofluck, published on GitHub. It is a 2-layer board measuring 33 × 58.4 mm, with 9 components from 7 distinct parts.
Its main chip is the ATMEGA328P-PU, from the AVR/Arduino family. By type, the board carries 2 connectors, 2 capacitors, 1 IC, 1 crystal, 1 switch and 1 resistor.
It belongs with the iot & wireless, usb & debug tools and dev boards & breakouts designs in this gallery.
From the project
The Standalone ATmega 328 Board is a versatile hardware module designed for embedded systems development and IOT rapid prototyping.
A minimal, cost-effective Arduino-compatible development board based on the ATmega328P microcontroller.
This project provides a complete KiCad design for a standalone ATmega328P-based development board. It replicates the core functionality of an Arduino Uno while eliminating unnecessary components (such as the USB-to-serial converter), making it ideal for:
- Embedded Systems Development – Compact footprint for permanent installations - IoT Prototyping – Low-cost solution for sensor nodes and controllers - Production Deployment – Ready-to-manufacture Gerber files included - Educational…

Main components on the Standalone ATmega382
Standalone ATmega382 bill of materials (BOM)
9 components, 7 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ATMEGA328P-PU | DIP794W46P254L2967H457Q28B | U1 |
| 1 | Crystal | Crystal_C26-LF_D2.1mm_L6.5mm_Vertical | Y1 |
| 2 | PINHD_1x14_Female | PinSocket_1x14_P2.54mm_Vertical | J1, J2 |
| 1 | PINHD_1x5_Female | PinSocket_1x05_P2.54mm_Horizontal | Program1 |
| 1 | Push_Button | SW_PUSH_6mm | SW1 |
| 2 | 22 PF | C_Disc_D5.0mm_W2.5mm_P2.50mm | C1, C2 |
| 1 | 10K | R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1 |
Standalone ATmega382 design files
The KiCad project lives in the justfulofluck/Standalone_ATmega382 repository on GitHub; these links point at the commit this page was built from.
- Layoutstandalone_arduino.kicad_pcb
- Schematicstandalone_arduino.kicad_sch
Standalone ATmega382: common questions
What microcontroller does the Standalone ATmega382 use?
The Standalone ATmega382 is built around the ATMEGA328P-PU, from the AVR/Arduino family.
How big is the Standalone ATmega382 PCB?
The Standalone ATmega382 measures 33 × 58.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Standalone ATmega382?
9 components, from 7 distinct parts. The full bill of materials is listed on this page.
Where can I download the Standalone ATmega382 design files?
From the justfulofluck/Standalone_ATmega382 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Standalone ATmega382 design in my own project?
The repository has no license, so all rights stay with justfulofluck. Use it as a reference, and ask the author before reusing the design.
Can I test firmware for the Standalone ATmega382 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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