P4 Turtle

--Config:

 channel = 2 -- Used channel 2 to 8

--Prog:

local modem = peripheral.wrap("right")
modem.open(channel)

while true do

 sleep(0)
 local event, modemSide,senderChannel, replyChannel, message, senderDistance = os.pullEvent("modem_message")
 print(message)

  if message == "yellow" then
   turtle.select(1)
   sleep(0.15)
   turtle.placeDown()
  end

  if message == "red" then
   turtle.select(2)
   sleep(0.15)
   turtle.placeDown()
  end
end