This IoT system contains a PMS7003 sensor, a BME280 sensor, and NEO-M8N module. This is an open-source project for the OOP class at VGU.

Kênh thu thập dữ liệu nhiệt độ và độ ẩm từ cảm biến

This project utilizes ESP32 and distance sensors to monitor and detect frost buildup inside a refrigerator. It sends real-time data to ThingSpeak for analysis and provides visualizations for users to track and prevent frosting issues.

test pake dht11