3 open source boards using the MAX31865
Real designs built with the MAX31865, 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.
STM32Helios
w4kpm
99.5 × 91.2 mm77 parts2LNo license0
ESP32IoT WA - RTD
RWTH-EBC
120 × 37.5 mm38 parts2LMIT3
10000006 SE
gitlunard
45.9 × 32.3 mm38 parts4LNo license0
The MAX31865 in open source designs
The gallery holds 3 open source boards using the MAX31865 from 3 GitHub repositories; a typical one measures about 99.5 × 37.5 mm and carries around 38 components.
67% are two-layer designs, the rest use four layers or more, and 33% carry an open source license.
The most starred is IoT WA - RTD by RWTH-EBC.
What boards using the MAX31865 are built for
MAX31865: common questions
Where can I find a MAX31865 reference design?
Each of the 3 boards on this page is a real design using the MAX31865. 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 MAX31865 use?
Most are built on ESP32 (1) and STM32 (1).
How big is a typical board using the MAX31865?
The median is 99.5 × 37.5 mm, and 67% are two-layer designs.
What is the most popular open source board using the MAX31865?
By GitHub stars, IoT WA - RTD by RWTH-EBC, with 3 stars.
Can I simulate one of these boards using the MAX31865 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.