farm

function moveFramesSouth()
  rs.setBundledOutput("left", colors.green)
  sleep(1)
  rs.setBundledOutput("left", 0)
end

function moveFrameNorth
   rs.setBundledOutput("left", colors.red)
   sleep(1)
   rs.setBundledOutput("left", 0)
   sleep(2)
end

for i = 1, 6 do
  moveFrameSouth()
end

sleep(5)

for i = 1,6 do
  moveFrameNorth()
end