Today Qualcomm has announced that it's buying Arduino, which will remain an independent brand that will continue to support "a large range of microcontrollers and microprocessors from multiple ...

It wasn’t that long ago that projects with cellular connectivity were everywhere, but with 2G no longer universally available, glory days of cheap 2G modules seem to be on their way out. So when [Data ...

The PD.Charger-GSM v2.5 is an industrial-grade solar and LiFePo4 charger/controller with MPPT support, designed for 2–4 cell Li-Ion/LiFePo4 batteries. With various connectivity options and a ...

How to send a GET and POST request with GSM/GPRS module. This is useful for retrieving data from the Web and sending data to a web server. Tested on SIM900, SIM7000e, SIM800L GSM modules. Could work ...

Abstract: DogFeeder is a mobile application developed on Android, the main objective is to control the feeding of dogs properly and healthy, through an electronic device that provides the ration of ...

Perhaps one of the most common modules in an Arduino starter kit, the RGB LED lets you create all sorts of colors with just four pins from the Arduino. This tutorial demonstrates two ways to use this ...

We’ve already seen ESP32 WiFI & Bluetooth SoC combined with a cellular modem several times already, and a couple of days ago, I wrote about LILYGO T-A7068X ESP23 board with a 4G LTE modem. Iconic ...

Abstract: Heart disease has a high mortality rate. Preventative steps will reduce the chances of other body parts becoming more severely affected. This study presents a low-cost early warning system ...

For starters, you need a pre-wired NFC RFID module as the key hardware. NFC and RFID projects have become a huge trend, but many modules are pricey for electronics hobbyists and need a complex setup.