It is very easy to build an “SMS-controlled relay” with the help of a cheap GSM modem module and a small microcontroller board. Here, I’m using the SIM800L and Arduino Nano V3 to develop a nifty ...

There was an error while loading. Please reload this page. Women often face safety concerns when traveling alone or in unfamiliar areas. Existing solutions may not ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

Abstract: Internet of Things (IoT) is the technology that helps in communication between machines, circuits, and different types of devices. This feature has applications in the health care industry ...

Because the SIM800L module is very flexible, a great GSM project design can be relatively simple. But there are a number of reasons for experimenting with more complex ideas, such as enhanced ...