time2

pulseLength = 1
clockSpeed = 20
while true do
while not rs.getInput("front") do
rs.setOutput("back", true)
sleep(pulseLength / 20)
rs.setOutput("back", false)
sleep((clockSpeed - pulseLength) / 20)


pulseLength = 1
clockSpeed = 40
while true do
while not rs.getInput("front") do
rs.setOutput("left", true)
sleep(pulseLength / 20)
rs.setOutput("left", false)
sleep((clockSpeed - pulseLength) / 20)
end
event = os.pullEvent("redstone")
end