private void Button_Clicked_3(object sender, EventArgs e)
{
LedUtil.SetOffLed();
}
protected override void OnDisappearing()
{
base.OnDisappearing();
LedUtil.SetOffLed();
run_scaner = false;
}
private void Button_Clicked_2(object sender, EventArgs e)
{
LedUtil.SetRedLed();
}
