Product Link :)" http://amzn.in/iGrhIwK " URL:) " http://arduino.esp8266.com/versions/2.4.1/package_esp8266com_index.json " NodeMCU was created shortly after the ESP8266 came out. On December 30, 2013, Espressif Systems [6] began production of the ESP8266. [10] The ESP8266 is a Wi-Fi SoC integrated with a Tensilica Xtensa LX106 core, [ citation needed ] widely used in IoT applications (see related projects ). NodeMCU started on 13 Oct 2014, when Hong committed the first file of nodemcu-firmware to GitHub. [11] Two months later, the project expanded to include an open-hardware platform when developer Huang R committed the gerber file of an ESP8266 board, named devkit v0.9. [12] Later that month, Tuan PM ported MQTT client library from Contiki to the ESP8266 SoC platform, [13] and committed to NodeMCU project, then NodeMCU was able to support the MQTT IoT protocol, using Lua to access the...
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