PowerControl

--read analog signal and output power signal
rs_in_side = "back"
rs_out_side = "left"
inputRedstoneLevel = 15
isPowerOutput = false

--update data from redstone channels (sensors)
function UpdateSensors()
  inputRedstoneLevel = rs.getInput(rs_in_side)

  if (isPowerOutput == false and inputRedstoneLevel < 5) then
    isPowerOutput = true
  end
  if (isPowerOutput == true and inputRedstoneLevel > 13) then
    isPowerOutput = false
  end

  if isPowerOutput then
    rs.setOutput(rs_out_side, true)
  else
    rs.setOutput(rs_out_side, false)
  end
end

UpdateSensors()

repeat
  event,p1,p2,p3 = os.pullEvent()
  if event=="redstone" then
    UpdateSensors()
  end
until event=="char" and p1==("q")