feature: Added psxsplash installer, added basic BSP implementation (non-functional)

Editor/SerialConnection.cs

@@ -0,0 +1,39 @@
+using System.IO.Ports;
+
+
+namespace SplashEdit.EditorCode
+{
+    public class SerialConnection
+    {
+        private static SerialPort serialPort;
+
+        public SerialConnection(string portName, int baudRate)
+        {
+            serialPort = new SerialPort(portName, baudRate);
+            serialPort.ReadTimeout = 50;
+            serialPort.WriteTimeout = 50;
+        }
+
+        public void Open()
+        { serialPort.Open(); }
+
+        public void Close()
+        { serialPort.Close(); }
+
+        public int ReadByte()
+        { return serialPort.ReadByte(); }
+
+        public int ReadChar()
+        { return serialPort.ReadChar(); }
+
+        public void Write(string text)
+        { serialPort.Write(text); }
+
+        public void Write(char[] buffer, int offset, int count)
+        { serialPort.Write(buffer, offset, count); }
+
+        public void Write(byte[] buffer, int offset, int count)
+        { serialPort.Write(buffer, offset, count); }
+
+    }
+}