private void ReadButton_Click(object sender, EventArgs e)
{
if (!m_Connected)
{
return;
}
String DeviceName = DeviceAddr.Text;
int DeviceSize;
if (!int.TryParse(DeviceNum.Text, out DeviceSize))
{
DeviceSize = 1;
DeviceNum.Text = DeviceSize.ToString();
}
try
{
String data = CommUtil.GetStringFromDevice(DeviceName, DeviceSize * 2, m_PLCCom);
StringBuilder msg = new StringBuilder();
foreach (Char c in data)
{
msg.Append((short)(c));
msg.Append(" ");
}
DeviceData.Text = msg.ToString();
}
catch (System.Exception ex)
{
MessageBox.Show(ex.Message, "错误");
}
}
