startup-receive

chest = peripheral.wrap("top")
modem = peripheral.wrap("back")
modem.open(10)
dir = "EAST"
print(dir)
while true do
  local _,_,_,_,msg = os.pullEvent("modem_message")
  if msg[1] == "PULL" then
    chest.pullItem(dir,1,1,msg[2])
    print("pulled into slot "..msg[2])
  elseif msg[1] == "PUSH" then
    chest.pushItem(dir,msg[2])
    print("pushed item from "..msg[2])
  end
end