Look at the
Debug Panel->Register map settings->Source
on the IIO-Oscilloscope w/ EVAL-ADPD4101-ARDZ+ADICUP3029, there is no I2C in the pull-down menu.
EVAL-ADPD4101-ARDZ is I2C communication, but does it not support IIO-Oscilloscope register read/write?
Will it support in future release?