List<string> GetAllPossibleCombinations(short x)
{
List<string> result=new List<String>();
int number = Convert.ToInt32(Math.Pow(2, x));
for (int i = 1; i < number; i++)
{
string str = "";
for (int j = 0; j < x; j++)
{
bool bit = (i & (1 << j)) != 0;
if (bit) str += (j + 1).ToString() + ",";
}
result.Add(str.TrimEnd(','));
}
return result.OrderBy(p=>p.Length).ToList();
}
/// <summary>
/// Gets the unused analog pins.
/// </summary>
/// <returns>The unused analog pins.</returns>
private APin[] GetUnusedAnalogPins()
{
var unusedpins = new List<APin> ();
var numpins = Board.NumberOfAnalogPins;
for (uint i = 0; i < numpins; i++)
{
unusedpins.Add (new APin () {
Number = i,
DigitalNumber = Board.HardwareAnalogPins [i],
RX = (Board.RX [0] == i),
TX = (Board.TX [0] == i),
SDA = (Board.SDA [0] == i),
SCL = (Board.SCL [0] == i)
});
}
foreach (IPin pin in Pins)
{
if (pin is APin)
{
unusedpins.RemoveAll (o => o.Number == pin.Number);
} else if (pin is DPin)
{
unusedpins.RemoveAll (o => o.DigitalNumber == pin.Number);
}
}
return unusedpins.OrderBy (o => o.Number).ToArray<APin> ();
}