We started this chapter with the essentials of IoT. The information provided in the sections did not encompass the entire concept of IoT. IoT is big space, including sensor nodes, sensor networks, communication, cloud computing, data analytics, and security. There can be many more facets of IoT that require a lot more attention from developers. You came to know that IoT could be the future of Internet and data, starting from the smart dust all the way up to smart cities. Security is a major concern, which needs immediate attention and research to meet the requirements of the embedded world.

This chapter gave you knowledge on observing the data inserted into Google spreadsheets from the sensor interfaced with your RasPi. You learned how a RasPi can log in to a Gmail server on behalf of you and send an e-mail when there is a real need. We prepared a project that purposefully sent an e-mail at the end of the day, sending the analysis of a data. Minimum and maximum values of the data...