1. What is ESP32? ESP32 is a series of 32-bit microcontroller chips launched by the Chinese manufacturer Espressif, integrating Wi-Fi and Bluetooth dual-mode (Bluetooth 4.2/BLE). It is based on the Tensilica Xtensa LX6 core, featuring powerful networking capabilities and peripheral expandability. Since its release in 2016, it has gained immense popularity in fields such as … Read more
Click the blue text to follow us Author Written by Su Xiang / Southwest University Yinxing Experimental Middle School Research Background The new physics textbook for high school published by People’s Education Press includes mechanics experiments such as “the magnitude of static friction changes with the applied force” and “using force sensors to explore the … Read more
Comprehensive Guide to ESP32 Display Driver Development 1. Display Technology Selection and Comparison Comparison of Common Display Types Display Technology Resolution Range Advantages Disadvantages Power Consumption Interface Type OLED Mainly 128×64 Self-illuminating, high contrast Size limited Low I²C/SPI LCD Character Screen 16×2/20×4 Simple and easy to use Only displays characters Very low Parallel/4-bit parallel TFT … Read more
In the field of IoT development, Espressif’s ESP series chips hold a significant market share. Among them, the ESP8266 and ESP32 (along with their derivatives) are the most notable products. This article will compare them across multiple dimensions, including technical specifications, functional features, and applicable scenarios, to help you find the best choice for your … Read more
In embedded systems, encoders are common sensors used to measure angles, distances, or speeds. The pulse counter (PCNT) module integrated into the ESP32 chip provides a hardware-accelerated encoder interface that can efficiently process signals from encoders. The ESP32Encoder library leverages this feature, offering users a simple and easy-to-use API that supports up to 8 encoders, … Read more
Overview ESP32_Display_Panel is an Arduino library designed for the ESP series SoCs, aimed at driving display panels and facilitating rapid GUI development. Users can develop applications directly for various supported development boards or create custom boards through simple adaptations. Additionally, ESP32_Display_Panel is compatible with various LCD and touch drivers, allowing users to develop with independent … Read more
Introduction Let me vent a bit first, shit! shit! shit!, what a pain in the ass with the reuse! The board used in the example is: <span>Zhongdian Atom ESP32S3 Development Board + 1.3 inch LCD Module</span> Code repository address: <span>https://github.com/loogg/esp32_learning</span> Development Environment IDF: <span>5.3.2</span> Copy the <span>idf_v5.3.patch</span> from the repository to the <span>idf</span> path and … Read more
Introduction In the field of embedded development, the ESP32 development board is widely used. It is a powerful embedded system with WiFi and Bluetooth capabilities, suitable for various IoT and embedded projects. Using the Arduino IDE, embedded development for the ESP32 development board can be easily accomplished. This article will detail how to use the … Read more
The following is a hardware comparison and selection guide for mainstream ESP32 development boards, covering core parameters, expansion capabilities, power consumption design, and applicable scenarios to help you accurately match project requirements: 1. Comparison of Core Parameters of Mainstream ESP32 Development Boards Development Board Model Core Chip Flash/PSRAM Wireless Features Key Interfaces Power Consumption Features … Read more
Project Overview The ESP32 Oscilloscope is an oscilloscope project based on the ESP32 microcontroller, featuring an intuitive web interface that displays the captured signals. This project was initially designed to showcase the multitasking capabilities of the ESP32, but it has now evolved into a self-contained oscilloscope solution. This oscilloscope can display up to 736 samples … Read more