Drivers: add MAX31855 thermocouple-to-digital converter #20741
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Contribution description
This adds the driver for the MAX31855 thermocouple-to-digital converter. This PR also adds the SAUL adaption, to be able to read the thermocouple and internal temperatures.
The device The performs cold-junction compensation and digitizes the signal from a K-, J-, N-, T-, S-, R-, or E-type thermocouple (depending on the version of your chip). More info in the datasheet.
Testing procedure
You can try the
tests/drivers/saulapplication and addmax31855to the module list:You can try the
tests/drivers/max31855application:Issues/PRs references
None