feat: 패킷 분리 버퍼 추가

Author: LineYK

Data/RequestPacket.cs

@@ -38,6 +38,7 @@ private RequestPacket(byte slaveAddr, byte functionCode, byte[] data, byte byteC
 
         public RequestPacket(byte[] frame)
         {
+            _frame = frame;
             if (frame[1] == 0x0F || frame[1] == 0x10)
             {
                 _slaveAddr = frame[0];
@@ -54,7 +55,7 @@ public RequestPacket(byte[] frame)
             {
                 _slaveAddr = frame[0];
                 _functionCode = frame[1];
-                _data = new byte[frame.Length - 5];
+                _data = new byte[frame.Length - 4];
                 Array.Copy(frame, 2, _data, 0, _data.Length);
                 _crc = new byte[2];
                 Array.Copy(frame, frame.Length - 2, _crc, 0, 2);

MainForm.cs

@@ -6,6 +6,7 @@ namespace ModBusSimMaster
     public partial class MainForm : Form
     {
         private readonly SerialPort serialPort;
+        private readonly List<byte> packetBuffer = [];
 
         public MainForm()
         {
@@ -45,14 +46,19 @@ private void SetControls(bool isOpen)
             addressTextBox.Enabled = isOpen;
             dataTextBox.Enabled = isOpen;
             txBtn.Enabled = isOpen;
+            selPortNm.Enabled = !isOpen;
         }
 
-        private void DataReceivedHandler(object sender, SerialDataReceivedEventArgs e)
+        private async void DataReceivedHandler(object sender, SerialDataReceivedEventArgs e)
         {
+            await Task.Delay(100); // 100ms Áö¿¬ Ãß°¡
+
             SerialPort sp = (SerialPort)sender;
             byte[] buffer = new byte[sp.BytesToRead];
             sp.Read(buffer, 0, buffer.Length);
 
+
+
             var packet = new RequestPacket(buffer);
             byte[] crc = new byte[2];
             Array.Copy(buffer, buffer.Length - 2, crc, 0, 2);
@@ -132,5 +138,6 @@ private byte SelFuncCodeToByte()
             };
             ;
         }
+
     }
 }