2 open source boards using the ECP5U25
Real designs built with the ECP5U25, 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.
FPGAOrangecrab hardware
orangecrab-fpga
50.8 × 22.9 mm141 parts6LNo license546
FPGAButterstick hardware
butterstick-fpga
80 × 49 mm222 parts6LCERN-OHL-1.2221
The ECP5U25 in open source designs
The gallery holds 2 open source boards using the ECP5U25 from 2 GitHub repositories; a typical one measures about 65.4 × 35.9 mm and carries around 182 components.
100% use four copper layers or more, and 50% carry an open source license.
The most starred is Orangecrab hardware by orangecrab-fpga.
Microcontrollers on boards using the ECP5U25
What boards using the ECP5U25 are built for
ECP5U25: common questions
Where can I find a ECP5U25 reference design?
Each of the 2 boards on this page is a real design using the ECP5U25. 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 ECP5U25 use?
Most are built on FPGA (2).
How big is a typical board using the ECP5U25?
The median is 65.4 × 35.9 mm, and 0% are two-layer designs.
What is the most popular open source board using the ECP5U25?
By GitHub stars, Orangecrab hardware by orangecrab-fpga, with 546 stars.
Can I simulate one of these boards using the ECP5U25 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.