None
None
combo gain
combo boost
// ADAU1961_WriteRegister(0x400E,(attr_gain<<2)+3);
ADAU1961_WriteRegister(0x400F, (attr_gain << 2) + 3);
// ADAU1961_WriteRegister(0x400B,(attr_boost<<3)+0);
ADAU1961_WriteRegister(0x400D, (attr_boost << 3) + 0);