The venerable ESP8266 has rocked the Internet of Things ... the true power of the ESP has become known, fully programmable, with a treasure trove of peripherals it seemed that the list of things ...

If you want to get into electronics, learn PCB design and experience the personal victory that comes with all that, do what [Patrick] did, and build your own ESP8266 based irrigation controller.

That's where an ESP8266 comes in. It's basically a Wi-Fi microcontroller that you can hook up to more or less anything, and there are a few reasons why you should consider it as the centerpiece of ...

The programmable logic controller is fitted with 32 Inputs offering ... such as 2 x RS232 serial port for HMI or other devices, ESP8266 based Wi-Fi and I2C bus for sensors or expansions.