If chkLedOnOff.Checked Then
Sleep(10)
ChkLedOnOff.Text="Led ON"
chkLedOnOff.TextColor= Colors.White
SetButtonTintList(chkLedOnOff, Colors.Red, Colors.Green)
Else
Sleep(10)
'a=ByteA.HexToBytes
'Manager1.WriteData
chkLedOnOff.Text="Led OFF"
chkLedOnOff.TextColor= Colors.Red
SetButtonTintList(chkLedOnOff, Colors.Red, Colors.White)
End If