Delventum
Junior Member

I'm not :) The code was just a minimal working example. In my actual application the analogWrite() and DACx_C0 = 0 commands are executed depending on user input.

Thanks for the pointer! Disabling the DAC by writing zero to the DACx-C0 register seems to release the pins so that they are free to float, which is just what I needed. In case somebody is interested, this is the...