/// <summary>
/// Gets the unused digital pins.
/// </summary>
/// <returns>The unused digital pins.</returns>
private DPin[] GetUnusedDigitalPins()
{
var unusedpins = new List<DPin> ();
var numpins = Board.NumberOfDigitalPins;
for (uint i = 0; i < numpins; i++)
{
unusedpins.Add (new DPin () {
Number = i,
AnalogNumber = ((Array.IndexOf (Board.HardwareAnalogPins, i) > -1) ? Array.IndexOf (Board.HardwareAnalogPins, i) : -1),
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 DPin)
{
unusedpins.RemoveAll (o => o.Number == pin.Number);
} else if (pin is APin)
{
unusedpins.RemoveAll (o => o.Number == (pin as APin).DigitalNumber);
}
}
return unusedpins.ToArray<DPin> ();
}
/// <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> ();
}