receive.lua

local component = require("component")
local event = require("event")

local PORTCOM = 0xbf01

local modem = component.modem

modem.open(PORTCOM)

local function receiveMsg(_,_,sender,port,_,msg)
  print("content"..msg)
end

local _, _, from, port, _, message= event.pull("modem_message")
print("content"..message)