Implemented Modbus Serial Client

AMWD.Protocols.Modbus.Serial/Utils/SerialRS485.cs

@@ -0,0 +1,28 @@
+using System.Runtime.InteropServices;
+using AMWD.Protocols.Modbus.Serial.Enums;
+
+namespace AMWD.Protocols.Modbus.Serial.Utils
+{
+	/// <summary>
+	/// Represents the structure of the driver settings for RS485.
+	/// </summary>
+	[StructLayout(LayoutKind.Sequential, Size = 32)]
+	[System.Diagnostics.CodeAnalysis.ExcludeFromCodeCoverage]
+	internal struct SerialRS485
+	{
+		/// <summary>
+		/// The flags to change the driver state.
+		/// </summary>
+		public RS485Flags Flags;
+
+		/// <summary>
+		/// The delay in milliseconds before send.
+		/// </summary>
+		public uint RtsDelayBeforeSend;
+
+		/// <summary>
+		/// The delay in milliseconds after send.
+		/// </summary>
+		public uint RtsDelayAfterSend;
+	}
+}