But the real question you have to ask is: is it better to use an integrated component or just put an Arduino and ESP8266 together? [Andreas Spiess] not only asked the question, but he answered it ...

The Arduino-heads out there will have a much easier time. There’s already a tutorial for using the ESP8266 as a serial WiFi module. Note the ESP operates on 3.3 Volts, so connecting this module ...