Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Maxim-Integrated/max32655/SIR/FSTAT#0x0
FPU=no, SMPHR=no, ADC=no
funcstat register.
FPU Function.
0 (no): undefined
1 (yes): undefined
10-bit Sigma Delta ADC.
SMPHR function.
https://github.com/analogdevicesinc/msdk