tp

L = peripheral.wrap("left")
R = peripheral.wrap("right")

L.setChannel(1)
R.setChannel(2)

while true do
  term.setCursorPos(1,1)
  term.clear()
  print("TP "..string.char(27).." "..string.char(26))
  local e,k = os.pullEvent("key")
  if e=="key" and k==keys.left then
    print(string.char(27))
    R.send(1)
  elseif e=="key" and k==keys.right then
    print(string.char(26))
    L.send(2)
  elseif e=="key" and k==keys.t then
    printError("Terminated")
    break
  end
  sleep(.5)
end