emon.lua

 --emon.lua
 require('ds18b20')
 -- ESP-01 GPIO Mapping
 gpio0 =3
 gpio2 =4
 ds18b20.setup(gpio2)

 print("Start logging to EmonCMS with 30 sec interval \n")

 tmr.alarm(0,30000, 1, function()
 t=ds18b20.read()
 print("Temp:" .. t .. " C\n")
 conn=net.createConnection(net.TCP, 0)
 conn:on("receive", function(conn, payload) print(payload) end )
 conn:connect(80,"192.168.11.11")
 conn:send("GET /emoncms/input/post.json?apikey=a796c652d70a5f682f77e783f8ec11ad&node=2&json={tBinnen:".. t .."}  HTTP/1.1\r\nHost: www.local.lan\r\n" -- This line defines the json style post
 .."Connection: keep-alive\r\nAccept: */*\r\n\r\n")
 end)