DigInOut_Example.cs

C# example for using the DigitalInput and DigitalOutput device

 
// Connect each physical output signal OUT[0...7] with the corresponding input signal IN[0...7] on the VisionBox
using System;
using VIB_NET;
 
namespace CSharp
{
    class DigInOut_Example
    {
        public static void DigitalInputOutput()
        {
            Console.Clear();
 
            try
            {
                // Create device objects with the 'using' statement so they get closed automatically:
                using (VIB_NET.DigitalInput  digitalInput  = new VIB_NET.DigitalInput())
                using (VIB_NET.DigitalOutput digitalOutput = new VIB_NET.DigitalOutput())
                {
                    // Open DigitalInput device 0
                    digitalInput.Open(0);
 
                    // Open DigitalOutput device 0
                    digitalOutput.Open(0);
 
                    // Set the debounce time: edge high to low = 200 ns and edge low to high = 200 ns
                    digitalInput.ConfigureDebounceTime(200, 200);
                    // Get the number of digital inputs and outputs
                    UInt32 NumberOfInputs = digitalInput.NumberOfInputs;
                    UInt32 NumberOfOutputs = digitalOutput.NumberOfOutputs;
                    Console.WriteLine(  "\nNumber of digital outputs: " + NumberOfOutputs.ToString() +
                                        "\nNumber of digital inputs: " + NumberOfInputs.ToString());
 
                    // Set state of digital outputs syncroniously
                    digitalOutput.Output = 0xff;
                    System.Threading.Thread.Sleep(10);
                    // Get state of digital inputs syncroniously
                    Console.WriteLine("\nInput state: 0x" + digitalInput.Input.ToString("x"));
                    // Set state of one digital output
                    digitalOutput.SetBit(0, false);
                    System.Threading.Thread.Sleep(10);
                    Console.WriteLine("\nInput state Bit 0: " + (digitalInput.GetBit(0) ? "ON" : "OFF"));
 
                    // Turn all digital outputs off
                    digitalOutput.Output = 0;
                    System.Threading.Thread.Sleep(10);
 
                    // Configure event filter for input 0 and 1 (2^0 + 2^1 = 3)
                    digitalInput.SensitivityMask = 0x3;
 
                    // Turn on output 0
                    digitalOutput.SetBit(0, true);
 
                    try
                    {
                        // Start waiting for input event with a timeout of 1 s
                        UInt32 inputEvent = digitalInput.WaitForInputEvent(1000);
                        Console.WriteLine("Input Event, new Input State: 0x" + inputEvent.ToString("x"));
                    }
                    catch (System.Exception)
                    {
                        Console.WriteLine("WaitForInputEvent: TimeOut");
                    }
 
                    // Abort waiting for input event
                    digitalInput.AbortWaitingForInputEvent();
 
                } // Close all devices
            }
            catch (System.Exception e)
            {
                Console.WriteLine(e.Message);
            }
 
            Console.WriteLine("\nPress enter to proceed...");
            System.Console.ReadLine();
        }
    }
}