func doStart(_data)
  fvar(old)
  old=block.select(BLK_GLOB)
  println('Dim ',timer,'Start, ',timer,'End')
  block.select(old)
 
  println(timer,'Start = Timer')
  event(onStart)
end

func doStop(_data)
  println(timer,'End = Timer')
  switch (Precision)
    case 0: event(onStop, '(' && timer && 'End - ' && timer && 'Start) * 1000')
    case 1: event(onStop, '(' && timer && 'End - ' && timer && 'Start) * 1000000')
    case 2: event(onStop, timer && 'End - ' && timer && 'Start')
  end
end