9 open source boards using the MAX31855KASA
Real designs built with the MAX31855KASA, 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.
STM32Temperature logger
Jana-Marie
106 × 50 mm151 parts4LCERN-OHL-S-2.068
STM32Frankenso
rusefi
154.1 × 161.7 mm614 parts2LNo license48
Uaefi
100 × 100 mm164 parts4LNo license34
STM32SmartReflow
walclu
43 × 89 mm88 parts4LNo license15
CTA control board
PySpice-org
252 × 152 mm614 parts4LNo license9
PICThermocouple board
waterloo-rocketry
73.9 × 56.6 mm59 parts2LNo license5
ESP32Temp logger
hnz1102
50 × 70 mm52 parts2LNo license5
STM32Frankenso
147.6 × 102 mm127 parts2LNo license2
STM32Lambda x2
81.9 × 95 mm230 parts4LNo license48
The MAX31855KASA in open source designs
The gallery holds 9 open source boards using the MAX31855KASA from 8 GitHub repositories; a typical one measures about 100 × 95 mm and carries around 151 components.
56% use four copper layers or more, and 11% carry an open source license.
The most starred is Temperature logger by Jana-Marie.
Parts used alongside the MAX31855KASA
What boards using the MAX31855KASA are built for
MAX31855KASA: common questions
Where can I find a MAX31855KASA reference design?
Each of the 9 boards on this page is a real design using the MAX31855KASA. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
What parts are used alongside the MAX31855KASA?
The LM2937, NUF2101MT1G and SN65HVD230 appear in the most repositories here.
Which microcontrollers do boards using the MAX31855KASA use?
Most are built on STM32 (5), ESP32 (1) and PIC (1).
How big is a typical board using the MAX31855KASA?
The median is 100 × 95 mm, and 44% are two-layer designs.
What is the most popular open source board using the MAX31855KASA?
By GitHub stars, Temperature logger by Jana-Marie, with 68 stars.
Can I simulate one of these boards using the MAX31855KASA 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.