internal override void ProcessAllSoundOff()
{
var me = new ControlChangeEvent((SevenBitNumber)120, (SevenBitNumber)0);
ProcessControlChange(me);
for (int i = 0; i < 3; i++)
{
parentModule.Sn76496WriteData(parentModule.UnitNumber, (byte)(0x80 | i << 5 | 0x1f));
}
parentModule.Sn76496WriteData(parentModule.UnitNumber, (byte)(0x80 | 3 << 5 | 0x1f));
}
/// <summary>
///
/// </summary>
private void updatePsgVolume()
{
byte fv = (byte)((14 - (int)Math.Round(14 * CalcCurrentVolume())) & 0xf);
parentModule.Sn76496WriteData(parentModule.UnitNumber, (byte)(0x80 | Slot << 5 | 0x10 | fv));
}