In this project, we’ve designed smart home security system based on Arduino microcontrollers interconnected via I2C to create a robust and scalable solution. Please find the key components listed ...

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MFRC522 rfid(SS_PIN, RST_PIN); LiquidCrystal_I2C lcd(0x27, 16, 2); In the above code, I am creating the objects for the RC522 RFID and the I2C LCD module for proper initialization purposes. Storing ...

Reference circuit diagram of an Arduino-compatible LCD backpack is shown below. What follows next is information on how to use one of these inexpensive backpacks to interface with a microcontroller in ...

While Arduino and its libraries are the quickest way to interface with a sensor and blink an LED, sometimes you shouldn’t have to write and compile code to do something exceptionally simple. … ...

The Waveshare 1.69-inch IPS touch LCD is a 1.69-inch rounded display with 240×280 resolution and a 262K color range. The display driver (ST7789V2) and touch controller (CST816T) are integrated ...

In an era where homeowners frequently leave for work or education, robust security for residences is imperative. Traditional security measures, including window and door locks, present challenges such ...