Using the Arduino UNO with a Sim808 module connected ontop of the units with serial pins for the unit on 2,3
Unit needs to do HTTP posts to a webserver every few seconds
Unit will have 3 analog and 3 digital pins with values need to be reported to the server
14 freelancers están ofertando el promedio de $487 para este trabajo
Good experience on Arduino UNO to build any kind of digital device or IoT devices to send sensors data to the web server. 15+ years of experience on Computer Language and Digital Electronics.
i have an more than 5 years experience on the embedded field and i have completed many project on the arduino using sim808 . so i can do your job within a time limit with your satisfaction.