private void btnGonder_Click(object sender, EventArgs e)
        {
            if (frmMain.rdr.Connected == true)
            {
                TPersonCommandList commandList = new TPersonCommandList();
                for (int i = 0; i < 15; i++)
                {
                    commandList.List[i].CmdType   = Convert.ToByte(dataGridView1.Rows[i].Cells[i + 2].Value);
                    commandList.List[i].SessionID = Convert.ToInt32(dataGridView1.Rows[i].Cells[i + 3].Value);
                    commandList.List[i].Amount    = Convert.ToInt32(dataGridView1.Rows[i].Cells[i + 4].Value);
                }

                if (frmMain.rdr.SetPersonCommands(txtKartId.Text, commandList))
                {
                    MessageBox.Show("Bilgiler gönderildi.");
                }
                else
                {
                    MessageBox.Show("Bilgiler gönderilemedi.");
                }
            }
            else
            {
                MessageBox.Show("Cihazla bağlantı yok");
            }
        }
        private void btnGetir_Click(object sender, EventArgs e)
        {
            if (frmMain.rdr.Connected == true)
            {
                TPersonCommandList commandList = new TPersonCommandList();
                if (frmMain.rdr.GetPersonCommands(txtKartId.Text, out commandList))
                {
                    for (int i = 0; i < 15; i++)
                    {
                        dataGridView1.Rows[i].Cells[i + 1].Value = i.ToString();
                        dataGridView1.Rows[i].Cells[i + 2].Value = commandList.List[i].CmdType.ToString();
                        dataGridView1.Rows[i].Cells[i + 3].Value = commandList.List[i].SessionID.ToString();
                        dataGridView1.Rows[i].Cells[i + 4].Value = commandList.List[i].Amount.ToString();
                    }

                    MessageBox.Show("Bilgiler getirildi.");
                }
                else
                {
                    MessageBox.Show("Bilgiler getirilemedi.");
                }
            }
            else
            {
                MessageBox.Show("Cihazla bağlantı yok");
            }
        }