Added frequency to each pin.

Proculite.GpioRest/Models/PinModel.cs

@@ -3,10 +3,11 @@ using System.Text.Json.Serialization;
 
 namespace Proculite.GpioRest.Models
 {
-    public class PinModel(int number, double value)
+    public class PinModel(int number, double value, int frequency)
     {
         public int Number { get; set; } = number;
 
         public double Value { get; set; } = value;
+        public int Frequency { get; set; } = frequency;
     }
 }

Proculite.GpioRest/Services/GpioService.cs

@@ -32,14 +32,10 @@ namespace Proculite.GpioRest.Services
             }
         }
 
-        public PinModel CurrentPinValue(int pinNumber)
-        {
-            return new PinModel(pinNumber, _pwmPins[pinNumber].Value);
-        }
-
         public PinModel PinValueModelOfPin(int pinNumber)
         {
-            return new PinModel(pinNumber, _pwmPins[pinNumber].Value);
+            PwmWrapper pwmWrapper = _pwmPins[pinNumber];
+            return new PinModel(pinNumber, pwmWrapper.Value, pwmWrapper.Frequency);
         }
 
         public PinModel[] StateOfAllPins()

Proculite.GpioRest/Wrappers/PwmWrapper.cs

@@ -13,6 +13,12 @@ namespace Proculite.GpioRest.Wrappers
             set { _softwarePwmChannel.DutyCycle = value; }
         }
 
+        public int Frequency
+        {
+            get => _softwarePwmChannel.Frequency;
+            set => _softwarePwmChannel.Frequency = value;
+        }
+
         public PwmWrapper(int pinNumber, ILogger? logger = null)
         {
             PinNumber = pinNumber;