porte dor

rednet.open("right")


while true do
        sleep(0.1)
         event, senderId, message, distance = os.pullEvent("rednet_message")
                if message == "" then
                rs.setOutput("back", true)
        sleep(0.5)
    end
        if message == "" then
                rs.setOutput("back", false)
                sleep(0.5)
  end
end