private void frm_FormClosed(object sender, FormClosedEventArgs e)
{
timer1.Enabled = false;
lcd.PropertyChanged -= new PropertyChangedEventHandler(lcd_PropertyChanged);
lcd = null;
}
private void frm_Load(object sender, EventArgs e)
{
lcd = new SerialLCD(10, 11);
lcd.PropertyChanged += new PropertyChangedEventHandler(lcd_PropertyChanged);
}
