This Automatic Battery charger circuit can be used to charge a 12V, 7Ah battery, or above. The charger maintains float voltage, if battery is fully charged.

In this tutorial we will interface XBee module with Arduino Uno board. The XBee connected with Arduino board will act as a receiver and it will communicate wirelessly with other XBee module which is ...

Arduino Micro SD Card Module Circuit Connection Diagram Now that we have completely understood how a Micro SD Card Module works, we can connect all the required wires to the Arduino and write the code ...

Arduino Uno is powered with a 12V DC adaptor/power source. The relay module and Bluetooth module can be, in turn, powered using a board power supply of Arduino Uno. Author’s prototype is shown in Fig.

RF Module is a cheap wireless communication module for low cost application. RF Module comprises of a transmitter and a receiver that operate at a radio frequency range. Usually, the frequency at ...

Create the smart irrigacion system for houseplants, We'll need de some components like: (1x) Arduino UNO R3 (or any other Arduino model, this was just the model I used in my project); (Nx) Jumpers ...

The RGB LED module lets you make all sorts of colors with just four pins from the Arduino. Learn how to do it here!

DFRobot DF2301QG offline voice recognition sensor module is easy to custom and programmable with the Arduino IDE.