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diff --git a/conf.d/project/data/signal-composer-daemon-04-oncall.lua b/conf.d/project/data/signal-composer-daemon-04-oncall.lua
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+++ b/conf.d/project/data/signal-composer-daemon-04-oncall.lua
@@ -0,0 +1,110 @@
+--[[
+ Copyright (C) 2016 "IoT.bzh"
+ Author Fulup Ar Foll <fulup@iot.bzh>
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+
+
+ Provide sample LUA routines to be used with AGL control "lua_docall" API
+--]]
+
+--global counter to keep track of calls
+_count=0
+
+
+_interval={
+ {"km/h",1}, --the "1" should never really get used but
+ {"mi/h",0.62137119223733},
+ {"m/s",0.27777777777778},
+}
+
+_result = {}
+_positions={}
+for i=1,3 do
+ _positions[_interval[i][1]]=i
+end
+
+--function _Unit_Converter(value, sourceunits, targetunits)
+function _Unit_Converter(source, args, event)
+ local value = event["value"]
+ local sourceunits = args["from"]
+ local targetunits = args["to"]
+ local sourcei, targeti = _positions[sourceunits], _positions[targetunits]
+ assert(sourcei and targeti)
+
+ if sourcei<targeti then
+
+ local base=1
+ for i=sourcei+1,targeti do
+ base=base*_interval[i][2]
+ end
+
+ event["value"] = value/base
+ elseif sourcei>targeti then
+
+ local base=1
+ for i=targeti+1,sourcei do
+ base=base*interval[i][2]
+ end
+
+ event["value"] = value/base
+ else
+ print("No conversion")
+ end
+
+ print('Converted value is: '.. event['value'] .. args["to"])
+
+ _lua2c['setSignalValueWrap'](source, event)
+end
+
+-- Display receive arguments and echo them to caller
+function _Simple_Echo_Args (source, args, event)
+ _count=_count+1
+ AFB:notice(source, "LUA OnCall Echo Args count=%d args=%s event=%s", count, args, event)
+
+ print ("--inlua-- source=", Dump_Table(source))
+ print ("--inlua-- args=", Dump_Table(args))
+ print ("--inlua-- event=", Dump_Table(event))
+end
+
+local function Test_Async_CB (request, result, context)
+ response={
+ ["result"]=result,
+ ["context"]=context,
+ }
+
+ AFB:notice (source, "Test_Async_CB result=%s context=%s", result, context)
+ AFB:success (request, response)
+end
+
+function _Test_Call_Async (request, args)
+ local context={
+ ["value1"]="abcd",
+ ["value2"]=1234
+ }
+
+ AFB:notice (source, "Test_Call_Async args=%s cb=Test_Async_CB", args)
+ AFB:service(source, "monitor","ping", "Test_Async_CB", context)
+end
+
+function _Simple_Monitor_Call (request, args)
+
+ AFB:notice (source, "_Simple_Server_Call args=%s", args)
+ local err, result= AFB:servsync (source, "monitor","get", args)
+ if (err) then
+ AFB:fail (source, "AFB:service_call_sync fail");
+ else
+ AFB:success(source, request, result["response"])
+ end
+end
+