internal void openCash()
{
if (Blueclient.Connected)
{
//byte[] arrayOfByte = new byte[] { 27, 112, 0, 50, 80 };
byte[] arrayOfByte = HexUtils.HexStringToByte("1B7003250");
Blueclient.Client.Send(arrayOfByte, arrayOfByte.Length, System.Net.Sockets.SocketFlags.None);
}
}
