/// <summary>
/// Show received data.
/// </summary>
/// <param name="sender"></param>
/// <param name="Data"></param>
/// <param name="SenderInfo"></param>
private void gxDialUp1_OnReceived(object sender, byte[] Data, string SenderInfo)
{
    try
    {
       //We receive byte array from GXSerial and this must be changed to chars.
        if (HexCB.Checked)
        {
            ReceivedText.Text += BitConverter.ToString((byte[]) Data);
        }
        else
        {
            //Get received data as string.
            ReceivedText.Text += System.Text.Encoding.ASCII.GetString((byte[]) Data);
        }
    }
    catch (Exception Ex)
    {
        MessageBox.Show(Ex.Message);
    }
}

                ''' <summary>
''' Show received data.
''' </summary>
Private Sub GxDialUp1_OnReceived(ByVal sender As System.Object, ByVal Data() As System.Byte, ByVal SenderInfo As System.String) Handles GxDialUp1.OnReceived
    Dim Value As Byte()
    Value = Data
    'We receive byte array from GXDialUp and this must be changed to chars.
    If (HexCB.Checked) Then
        ReceivedText.Text += BitConverter.ToString(Data)
    Else
        'Get received data as string.
        ReceivedText.Text += System.Text.Encoding.ASCII.GetString(Data)
    End If
End Sub

                'New data from GXDialUp is received
Private Sub GXDialUp1_OnReceived(ByVal sender As Object, Data As Variant, ByVal SenderInfo As String)
    'We receive byte array from GXDialUp and this must be changed to chars.
    Dim pos As Long, ch As String
    For pos = 0 To UBound(Data)
        If HexCB.Value = 1 Then
            'Show as hex
            ReceivedText.Text = ReceivedText.Text & Hex(Data(pos)) & " "
        Else
            'Convert byte to chr
            ch = Chr(Data(pos))
            ReceivedText.Text = ReceivedText.Text + ch
        End If
    Next
End Sub