Imports System
Imports System.Net
Imports System.Net.Sockets
Imports System.Text
Imports System.io
Imports System.Threading
 
Public stream As NetworkStream
    Public sr As StreamReader
 
Private Function sendCommand(ByVal send As String) As String
        send += vbCrLf
        Dim data As [Byte]() = Encoding.ASCII.GetBytes(send)
        stream.Write(data, 0, data.Length)
        sr = New StreamReader(stream)
        Dim buffer As New StringBuilder
        Do While sr.Peek() > 0
            Thread.Sleep(1000)
            Buffer.Append(sr.ReadtoEnd + vbCrLf)
        Loop
        Return Buffer.ToString
    End Function