public double GetDistanceFromSensor(string measure = "cm")
{
Thread.Sleep(3);
OutputPin.Write(State.High);
Thread.Sleep(1);
OutputPin.Write(State.Low);
while (inputPin.Read() == "0")
{
NoSignal = DateTime.Now.Ticks;
}
while (inputPin.Read() == "1")
{
Signal = DateTime.Now.Ticks;
}
var tickDiff = Signal - NoSignal;
double distance;
if (measure == "cm")
{
distance = tickDiff / 0.000058;
}
else if (measure == "in")
{
distance = tickDiff / 0.000148;
}
else
{
Console.WriteLine("Improper choice of measurement: in or cm");
distance = 0;
}
return(distance);
}
public static void TestGpio()
{
var pin11 = new OutputGpioPin(GpioPinNumber.Gpio11);
var pin2 = new OutputGpioPin(GpioPinNumber.Gpio17);
var pin4 = new InputGpioPin(GpioPinNumber.Gpio4);
pin4.Read();
Console.WriteLine("Press ESC to stop");
while (!(Console.KeyAvailable && Console.ReadKey(true).Key == ConsoleKey.Escape))
{
pin11.Write(State.Low);
Console.WriteLine("Pin 11 : " + pin11.State);
pin2.Write(State.High);
Console.WriteLine("Pin 2 : " + pin2.State);
Thread.Sleep(750);
pin11.Write(State.High);
Console.WriteLine("Pin 11 : " + pin11.State);
pin2.Write(State.Low);
Console.WriteLine("Pin 2 : " + pin2.State);
Thread.Sleep(750);
}
pin11.Cleanup();
pin2.Cleanup();
}
public bool CheckSensor()
{
if (inputPin.Read() == "1")
{
return(true);
}
else
{
return(false);
}
}