private void SetChannelState(int deviceId, int channel, bool state)
{
if (!(channel >= 1 && channel <= 8))
{
throw new ArgumentOutOfRangeException(nameof(channel));
}
var bitToFlip = 1 << channel - 1;
lock (_lock)
{
var currentState = 0;
_deviceToOutputState.TryGetValue(deviceId, out currentState);
if (state)
{
currentState |= bitToFlip;
}
else
{
currentState &= ~bitToFlip;
}
_deviceToOutputState[deviceId] = currentState;
_i2c.WriteToDevice(deviceId, (byte)~currentState);
}
}
public void SetPcf(byte device, byte value)
{
_i2C.WriteToDevice(device, value);
}
