red = component.proxy(component.list("redstone")())
local bottom = 0
local front = 3
function wait(seconds)
  local start = os.time()
  repeat until os.time() > start + seconds
end
while true do
  if red.getInput(bottom) > 0 then
    wait(50)
    red.setOutput(front, 15)
    wait(5)
  else
    red.setOutput(front, 0)
end end