A single-channel relay is an electronic switch that can be controlled by a low-power electrical signal, such as the output from an Arduino microcontroller. By using an Arduino Uno and a single-channel ...

LoRa-Project-with-ESP8266-Arduino-control-Relay In this Lora project, I have shown how to make the LoRa Arduino ESP8266 control relay using the RYLR896 LoRa module with real-time feedback. So after ...

Connect the Arduino board to your computer. Go to “Control Panel” and click on “Hardware and Sound”. Then go to “Devices and Printers” and check the name of the port to which your Arduino is connected ...

These two practical Arduino projects show you how to control a relay from a smartphone using an Arduino Uno either over Bluetooth or over Wi-Fi via an ESP8266 -based ESP-01 module. Whether you are ...

Step 1 (Connect SIM900 With Arduino) Use picture as a reference for connecting SIM900 to Arduino. Step 2 (Connect Relay with Arduino) Connections are given Below : Arduino Relay Module +5V VCC GND GND ...

In this DIY project we make a 3-Channel Arduino Relay Shield Circuit for relay based applications. We designed an isolated PCB for 3 relays. By using this Arduino Relay Shield, we can operate 3 AC ...

It is built around Arduino Uno R3 (Board1), HC-05 Bluetooth module, three relays (RL1 through RL3) and a few other components. This project demonstrates how to turn on/off the appliances connected ...