There are many relay modules available in the market for example, single, 8-relay ... in our project, we will use it in Normally Open mode which means when the relay is switched off the circuit will ...

IN - This pin is also called the control pin because it is used to control the output of the relay. COM - is connected ... home with this easy-to-build DIY project. Automatic Water Level Indicator and ...

This module was made to run 8 activators in a specified time sequence that was set before with the keypad available in the module. To specify the duration of activation from each activator, you should ...

Download "sms_call_gate.ino" Sketch from the repository and Upload it to Arduino. NOTE : Make sure ... It will help you to see the response of module on sms and call. Make a call on SIM (inserted in ...

So today we are here with the same project but ... 6V operating voltage relay, which allows 7A-250VAC current to flow. Here to turn on the Relay with Arduino we just need to make that Arduino Pin High ...

Nowadays, people have smartphones with them all the time. So it makes sense to use these to control home appliances. Presented here is a home automation project using a simple Android app, which you ...

This project ... between our Arduino and devices. I have only entered 5 preset stations in code, but you can increase, it by changing the code a bit. There were 2 Relay modules Used in this project, ...

A while ago, I made a simple yet expansible dual-channel firecracker/rocket igniter using an Arduino Uno microcontroller. This write-up is to share the design idea of that project ... low-trigger, 5V ...