2 open source boards using the HDSP-7501
Real designs built with the HDSP-7501, 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.
RP2040/RP2350Sycamore
tpcarlson
60.1 × 128.5 mm145 parts2LNo license106
ESP327-seg clock
zOnlyKroks
76.2 × 70.3 mm42 parts4LCC0-1.00
The HDSP-7501 in open source designs
The gallery holds 2 open source boards using the HDSP-7501 from 2 GitHub repositories; a typical one measures about 68.2 × 99.4 mm and carries around 94 components.
50% are two-layer designs, the rest use four layers or more, and 50% carry an open source license.
The most starred is Sycamore by tpcarlson.
Microcontrollers on boards using the HDSP-7501
What boards using the HDSP-7501 are built for
HDSP-7501: common questions
Where can I find a HDSP-7501 reference design?
Each of the 2 boards on this page is a real design using the HDSP-7501. 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 HDSP-7501 use?
Most are built on ESP32 (1) and RP2040/RP2350 (1).
How big is a typical board using the HDSP-7501?
The median is 68.2 × 99.4 mm, and 50% are two-layer designs.
What is the most popular open source board using the HDSP-7501?
By GitHub stars, Sycamore by tpcarlson, with 106 stars.
Can I simulate one of these boards using the HDSP-7501 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.