[Guide] List of I2S DACs for Raspberry Pi

[Wheaten]

please stop cross posting the same question in multiple topics.

GPIO Pins to control volume

Hi wheaten! Mind me to ask you again? I don’t know which thread should i post this, but i just want to know if there’s a way to know which pin/gpio are not used by suptronics x920 dac, coz i just want attach some wires from lcd1602, buttons and rotary encoder.