6 open source boards using the 24LC256
Real designs built with the 24LC256, 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.
Raspberry PiExpansion board
reubenstr
100 × 49.8 mm75 parts4LMIT51
RP2040/RP2350Iosefka motherboard
GlobalSequence
213 × 128.5 mm122 parts2LNo license5
AVR/ArduinoSatelliteController2.0
tokai-student-rocket-project
150 × 100 mm221 parts2LMIT2
FellaPC
agkaminski
284.9 × 96.5 mm107 parts2LCC0-1.02
Enter Title On Page Setting Dialog
PickledDog
102.6 × 66 mm42 parts2LApache-2.02
Iosefka controlboard
213 × 128.5 mm74 parts2LNo license5
The 24LC256 in open source designs
The gallery holds 6 open source boards using the 24LC256 from 5 GitHub repositories; a typical one measures about 181.5 × 98.3 mm and carries around 91 components.
83% are two-layer designs, the rest use four layers or more, and 67% carry an open source license.
The most starred is Expansion board by reubenstr.
Parts used alongside the 24LC256
Microcontrollers on boards using the 24LC256
What boards using the 24LC256 are built for
24LC256: common questions
Where can I find a 24LC256 reference design?
Each of the 6 boards on this page is a real design using the 24LC256. 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 24LC256 use?
Most are built on AVR/Arduino (1), Raspberry Pi (1) and RP2040/RP2350 (1).
How big is a typical board using the 24LC256?
The median is 181.5 × 98.3 mm, and 83% are two-layer designs.
What is the most popular open source board using the 24LC256?
By GitHub stars, Expansion board by reubenstr, with 51 stars.
Can I simulate one of these boards using the 24LC256 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.