ESP8266 Wi-Fi transceiver is one of the most popular Wi-Fi module for IoT-based applications. In this DIY project, we will use it to connect with the ThingSpeak IoT Cloud Platform.
In previous tutorials we learned about installing operating system in Raspberry Pi, now lets move ahead to the first step in building any IoT project using Raspberry Pi, that is to upload the data to any cloud server using Raspberry Pi.