Power meter / Water / Gas (protocol modbus).
Develop c ++ software,
Hardware shipped and tested.
Preference Analog Device.
16 freelancers are bidding on average R$3369 for this job
hi we have very good experience in working with modbus rtu ,tcp we use c++ lib , libmodbus or qtmodbus we need to talk for more details offer: free demo as proof of concept
We specialize on wireless protocols (Zigbee, WiFi b\g\n\ac, BLE, Z-wave, NFC, GSM/3G) and sensors, and can do it on modbus. But we need a little more info to evaluate a task.