Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

This Arduino sketch demonstrates how to connect an ESP8266 WiFi module to a WiFi network using AT commands sent over a software serial interface. The code also reads output from the ESP8266 and ...

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Despite a wealth of tutorials for setting up and writing code for the ESP8266 WiFi module, there has not been much of anything on programming this cheap wireless module with the Arduino IDE. Finall… ...

In this study, we look at how to use Wi-Fi connection and OTP built into cellphones to supplement existing door lock system issues. This system uses OTP (One-Time-Password) authentication and an ...

This system is implemented using the NodeMCU ESP8266 Wi-Fi module, Arduino Uno, 4 channel relay module, temperature sensor (DHT 11), LDR and PIR sensor. The system can control home appliances both of ...