ControlEnergy

local full
local empty
local signal

--monitor=peripheral.wrap('top')

while true do
    full = redstone.getInput("left")
    empty = redstone.getInput("right")
    print ( full )
    print ( empty )

    if full  == true then
       signal = true
    end

    if empty  == true then
       signal = false
    end

    if signal == true then
        redstone.setOutput("bottom", true)
    else
        redstone.setOutput("bottom", false)
    end

        sleep(2)
end