This makes the Arduino send SMS, even though it doesn't use any GSM modules at all. Here, to send SMS alerts, I am using the Circuit Digest ... the core logic behind this program. Basically, this ...

Have you ever wanted to build your own IoT-based Weather Monitoring Station? Imagine monitoring real-time temperature, humidity levels,… ...

A fork of the NimBLE library structured for compilation with Arduino, for use with ESP32, nRF5x.

Wemos D1 Mini (ESP8266) or Wemos ESP32 D1 Mini (ESP32) based universal shield for WLED firmware ...