When we first heard about it a few weeks ago, we knew the ESP8266 UART to WiFi module was a special beast. It was cheap, gave every microcontroller the ability to connect to a WiFi network, and cou… ...

Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — ...

By default the ESP8266 has it’s own unique AP. I.e. when you power it on out-of box and start their API, it starts in host-mode running its own DHCP server. You can find it by looking for a wifi ...

ESP8266 or ESP32: Make sure the relay module's VCC and GND are properly connected to the board. Explanation: WiFi Setup: The code connects the ESP8266 to your WiFi using the provided ssid and password ...

Push "WiFi Reset" button for 3 seconds. The ESP8266 module switch to access point mode. Open WiFi settings on your phone. Choose "DPS TCP bridge", no password needed. Then click "Configure WiFi", ...