LED Dot-matrix

Oct 30, 2021

This project originated from an academic competition, based on LED Dot-matrix PWM control to adjust a variety of colors, with touch device and APP software, design and manufacture of intelligent tone modulation light system

Hardware

The product consists of 4 × 7 LED to form the LED dot matrix, including MCU main control module, voltage regulator module, WiFi module, touch module.

Hardware - Schematic Diagram
Hardware - Schematic Diagram
Hardware - Circuit Diagram
Hardware - Circuit Diagram

Software

A variety of images can be designed through the LED imaging principle. The output voltage duty cycle can be controlled by PWM to control the color and brightness of LED. The intelligent tone modulation light system can be realized with the key, touch wheel and touch slider

Software
Software

APP Development

Based on the Tuya loT platform MCU SDK development cloud, so as to develop the 6 functions of the product, respectively, switch, brightness, breathing light, static, color, animation.

APP
APP

In order to achieve a simple and beautiful page, we use blue as the main color of the UI interface. It includes the main interface, breathing light interface, intelligent interaction interface.

UI
UI

Through continuous modification and debugging, we designed a simple and beautiful APP control system.

Edition
Edition

Product Display

👇🏻 Please see the video Product Display below

  • LED Dot-matrix Display
  • APP Control Display
Electron LED
Zeming Chen
Zeming Chen
Senior of Electrical Engineering

My research interests include Power Electronics, Circuit Design, Embedded Systems, and Robot Control.