receive

rednet.open("left")
while true do
local sender, message = rednet.receive()
if message == "w" then turtle.forward() print("w")
elseif message == "a" then turtle.turnLeft() print("a")
elseif message == "s" then turtle.back()  print("s")
elseif message == "d" then turtle.turnRight() print("d")
elseif message == "q" then turtle.up() print("q")
elseif message == "e" then turtle.down() print("e")
elseif message == "b" then turtle.dig() print("b")
elseif message == "c" then turtle.suckDown(64) print("c")
elseif message == "r" then turtle.refuel(64) print("r")
end
end