1 open source board using the ATMEGA2561-A_V2
Real designs built with the ATMEGA2561-A_V2, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
NicoEFIThe ATMEGA2561-A_V2 in open source designs
The gallery holds 1 open source boards using the ATMEGA2561-A_V2 from 1 GitHub repository; a typical one measures about 85 × 100 mm and carries around 135 components.
100% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.
The most starred is NicoEFI-ECU-Speeduino mega2561 by NicoEFI.
Microcontrollers on boards using the ATMEGA2561-A_V2
ATMEGA2561-A_V2: common questions
Where can I find a ATMEGA2561-A_V2 reference design?
Each of the 1 boards on this page is a real design using the ATMEGA2561-A_V2. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
Which microcontrollers do boards using the ATMEGA2561-A_V2 use?
Most are built on AVR/Arduino (1).
How big is a typical board using the ATMEGA2561-A_V2?
The median is 85 × 100 mm, and 100% are two-layer designs.
What is the most popular open source board using the ATMEGA2561-A_V2?
By GitHub stars, NicoEFI-ECU-Speeduino mega2561 by NicoEFI, with 5 stars.
Can I simulate one of these boards using the ATMEGA2561-A_V2 before building it?
Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.