4 open source boards using the MCP4661-104E_ST
Real designs built with the MCP4661-104E_ST, 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.
BreadControlV3
Architeuthis-Flux
82.6 × 53.3 mm69 parts2LGPL-3.050
ESP32Teacup carrier
thingino
257 × 117.5 mm133 parts4LGPL-3.01
AVR/ArduinoBreadControlV2-rounded 3
82.6 × 53.3 mm58 parts2LGPL-3.050
ESP32Teacup carrier merge test
257 × 117.5 mm131 parts4LGPL-3.01
The MCP4661-104E_ST in open source designs
The gallery holds 4 open source boards using the MCP4661-104E_ST from 2 GitHub repositories; a typical one measures about 169.8 × 85.4 mm and carries around 100 components.
50% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is BreadControlV3 by Architeuthis-Flux.
Microcontrollers on boards using the MCP4661-104E_ST
What boards using the MCP4661-104E_ST are built for
MCP4661-104E_ST: common questions
Where can I find a MCP4661-104E_ST reference design?
Each of the 4 boards on this page is a real design using the MCP4661-104E_ST. 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 MCP4661-104E_ST use?
Most are built on ESP32 (2) and AVR/Arduino (1).
How big is a typical board using the MCP4661-104E_ST?
The median is 169.8 × 85.4 mm, and 50% are two-layer designs.
What is the most popular open source board using the MCP4661-104E_ST?
By GitHub stars, BreadControlV3 by Architeuthis-Flux, with 50 stars.
Can I simulate one of these boards using the MCP4661-104E_ST 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.