Formaldehyde Detector Formaldehyde detectorProject Overview The formaldehyde detector: This project is made using an ESP32 board, a formaldehyde sensor, and an LCD color screen. The formaldehyde sensor is responsible for detecting the concentration of formaldehyde and TVOC values in the air, as well as the concentration of carbon dioxide. The ESP32 handles data processing, while … Read more
WiFi Weather ClockWiFi Weather ClockProject Overview The WiFi Weather Clock: This project is made using the ESP32 and ST7789-LCD color screen, capable of displaying real-time time, weather, temperature and humidity, air quality index, wind speed, wind direction, etc. The center of the screen can also display an animation, and by long-pressing a button, different animation … Read more
Electronic Cat’s Eye Electronic cat’s eye Electronic Cat’s Eye: This project is made using the ESP32-Cam and st7789-LCD color screen. It can be used as a cat’s eye in smart homes, and when the line is extended, it can also be placed in a car to help the driver view blind spots at low speeds, … Read more
Click the blue text above to follow us “Displaying Images on ESP32-S3 LCD (Based on MicroPython)” introduces driving the LCD to display BMP images. However, it can only display BMP images, and displaying other format images is more complicated. This note introduces how to compile firmware to drive the ST7789 based LCD to display JPG … Read more