It seems that these two links (link 1, link 2) sample the voltage & interpolate the air quality based on the voltage that was measured. See this devzone post for a way to measure voltage on the nrf52 dk.
It seems that these two links (link 1, link 2) sample the voltage & interpolate the air quality based on the voltage that was measured. See this devzone post for a way to measure voltage on the nrf52 dk.
