If you've ever wanted a customizable smart display without the high cost or vendor lock-in, this DIY project might inspire you. Adam Conway, Lead Technical Editor and Developer for XDA, recently ...

This project combines image-based facial emotion detection using a Convolutional Neural Network (CNN) and an ESP32 microcontroller. The system detects a user's emotion from a live webcam feed and ...

The project is not ready yet, we have only finished the schematics. Main idea: A smart keychain capable of displaying emotions on a 5x5 grid and turning on automatically thanks to the GY 521 sensor.

#include "driver/ledc.h" #include "freertos/FreeRTOS.h" #include "freertos/task.h" #define LED_RED_CH LEDC_CHANNEL_0 #define LED_GREEN_CH LEDC_CHANNEL_1 #define LED_BLUE_CH LEDC_CHANNEL_2 #define ...

[Stefan Schüller] was a fan of the LED signs that display arrival information for the trams and buses in their city of Zürich. [Stefan] was having trouble finding a source to purchase the signs so, ...

“xcrhom WLED Type-C” is a tiny ESP32 board designed to run WLED open-source firmware that supports WS2812(B) RGB LED strips. It also supports audio-reactive effects using an “external microphone”, ...

After years of being a software developer, [Chris] was excited to get back into embedded development and we’re glad he did. His 3D printed lithographic moon lamp combines a number of hacker and maker ...

RGB LED的三个控制引脚分别连接ESP32开发板的12、14、27号引脚，简图如下： ![image-20210924210712312](http://makerinchina.cn/wp-content/uploads ...