logic gate stuff (#16943)

Co-authored-by: deltanedas <@deltanedas:kde.org>

Content.Server/DeviceLinking/Components/EdgeDetectorComponent.cs

@@ -0,0 +1,36 @@
+using Content.Server.DeviceLinking.Systems;
+using Content.Shared.DeviceLinking;
+using Content.Shared.MachineLinking;
+using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom.Prototype;
+
+namespace Content.Server.DeviceLinking.Components;
+
+/// <summary>
+/// An edge detector that pulses high or low output ports when the input port gets a rising or falling edge respectively.
+/// </summary>
+[RegisterComponent]
+[Access(typeof(EdgeDetectorSystem))]
+public sealed class EdgeDetectorComponent : Component
+{
+    /// <summary>
+    /// Name of the input port.
+    /// </summary>
+    [DataField("inputPort", customTypeSerializer: typeof(PrototypeIdSerializer<SourcePortPrototype>))]
+    public string InputPort = "Input";
+
+    /// <summary>
+    /// Name of the rising edge output port.
+    /// </summary>
+    [DataField("outputHighPort", customTypeSerializer: typeof(PrototypeIdSerializer<TransmitterPortPrototype>))]
+    public string OutputHighPort = "OutputHigh";
+
+    /// <summary>
+    /// Name of the falling edge output port.
+    /// </summary>
+    [DataField("outputLowPort", customTypeSerializer: typeof(PrototypeIdSerializer<TransmitterPortPrototype>))]
+    public string OutputLowPort = "OutputLow";
+
+    // Initial state
+    [ViewVariables]
+    public SignalState State = SignalState.Low;
+}