Tag: Home Automation
ESP32-CAM Wi-Fi Doorbell Camera for Smart Home System using Ardiono IDE
This ESP32-CAM Wi-Fi doorbell camera is used as a smart, wireless video doorbell or motion-activated security camera for homes, offices, or remote properties, Low-cost alternative to commercial video doorbells, Battery-friendly with deep sleep mode for long-lasting use, Offline image storage on SD card ā no internet required, Wi-Fi-enabled for optional remote access and upgrades, Customizable […]
Control Gate Lock with Your Fingerprint by Using Arduino and Fingerprint Scanner
Here’s a complete outline and Arduino sketch for controlling a solenoid Gate lock using a fingerprint scanner, displaying status on a 0.91-inch I2C OLED (128×32 or 128×64), and storing/recognizing fingerprints. š§° Required Components š Wiring Diagram (example) Fingerprint Sensor (R307): Sensor Pin Arduino Pin VCC 5V GND GND TX D2 RX D3 Uses SoftwareSerial for […]
NodeMCU Control 4 Relays from Smartphone using Blynk
Controlling 4 relays using a NodeMCU (ESP8266) via Wi-Fi and the Blynk app is a great way to build an IoT home automation project. Below is a step-by-step guide, including the circuit diagram, Blynk setup, and Arduino code. š§° Requirements š² Blynk App Setup š» Arduino Code First, install the following libraries via Library Manager: […]