See Volume for Pirate Audio: Headphone Amp for Raspberry Pi - #3 by bablokb for a workaround. the Pirate-Audio uses the same DAC and this solution creates a soft-volume control.
See Volume for Pirate Audio: Headphone Amp for Raspberry Pi - #3 by bablokb for a workaround. the Pirate-Audio uses the same DAC and this solution creates a soft-volume control.