stem_broadcast.lua

local stem = require("stem")
local modem = require("component").modem
local next = require("uuid").next
local uuid

local server = stem.connect('stem.fomalhaut.me')

while true do
  uuid = next()
  server:send('stem-test', uuid)
  os.sleep(2)
  modem.broadcast(666,uuid)
  os.sleep(2)
  print("Отправлено :"..uuid)
end