3 open source boards using the PCF8584
Real designs built with the PCF8584, 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.
Eightoduino
inaxeon
152.4 × 73.7 mm116 parts2LGPL-2.021
AVR/ArduinoSbc 8088
miselin
243.8 × 243.8 mm206 parts4LCERN-OHL-P-2.02
Z80-MIO
dennis9819
160 × 100.3 mm75 parts2LNo license2
The PCF8584 in open source designs
The gallery holds 3 open source boards using the PCF8584 from 3 GitHub repositories; a typical one measures about 160 × 100.3 mm and carries around 116 components.
67% are two-layer designs, the rest use four layers or more, and 67% carry an open source license.
The most starred is Eightoduino by inaxeon.
Parts used alongside the PCF8584
Microcontrollers on boards using the PCF8584
What boards using the PCF8584 are built for
PCF8584: common questions
Where can I find a PCF8584 reference design?
Each of the 3 boards on this page is a real design using the PCF8584. 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 PCF8584 use?
Most are built on AVR/Arduino (1).
How big is a typical board using the PCF8584?
The median is 160 × 100.3 mm, and 67% are two-layer designs.
What is the most popular open source board using the PCF8584?
By GitHub stars, Eightoduino by inaxeon, with 21 stars.
Can I simulate one of these boards using the PCF8584 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.