cl

local monitor = peripheral.wrap("back")
monitor.setTextScale(4)

while true do
    monitor.write(textutils.formatTime(os.time(), true))--os.time()
    sleep(1)
    monitor.clear()
    monitor.setCursorPos(1,1)
    if rs.getInput("top") == true then
        term.clear()
        term.setCursorPos()
        os.reboot()
    end

end