March 3, 2021 - Implemented the recommendation from @moononournation that changes the variant.cpp file to be compatible with the SPI1 pin definition in the SPI.cpp file. This simplifies the sketches ...

Download "sms_call_gate.ino" Sketch from the repository and Upload it to Arduino. NOTE : Make sure to replace your number in code at line number 71. The number must be in international format. After ...

A 4x4 membrane keypad is a compact and a cost-effective input device that is commonly used in a variety of electronics projects. It consists of 16 buttons arranged in a 4x4 grid and is covered with a ...

“You can’t put new wine in old bottles” – so the saying goes. But you would if you’re a hacker stuck with a radio built in 2005, which looked like it was put together using technology from 1975.

This smart switch for agriculture irrigation system comprises an Arduino board with a GSM module that is remotely controlled by a smartphone. Through this adaptive technology, users can easily monitor ...