After over a decade of development, ROS has gained significant promotion and application, especially in academia. Most laboratories at the Carnegie Mellon University Robotics Institute are based on ROS programming, and many researchers from different countries at Facebook Reality Lab also primarily use ROS programming. The simple interface, good versatility, and extensibility of ROS allow … Read more
The device consists of a handheld main unit and a battery pack. The handheld main unit features an integrated design with a tri-band transmitter antenna, capable of simultaneously generating 2.4GHz/5.8GHz frequency drone control interference signals and satellite positioning interference signals. By blocking the uplink control channel and satellite positioning channel of the drone, it causes … Read more
Author Introduction: Yan Hanbing, PhD, Professor, Doctoral Supervisor, East China Normal University, Open Education College (Shanghai 200062); Wang Wei, Master’s Student, East China Normal University, Department of Educational Information Technology (Shanghai 200062). Funding Project: Major Project of National Social Science Fund for 2018 “Information Technology Promotes Fairness in Basic Education in the New Era” (18ZDA335). … Read more
Raspberry Pi (Chinese name: “树莓派”, abbreviated as RPi or RasPi) is a credit card-sized computer designed for computer programming education for students, and its system is based on Linux. I bought a Raspberry Pi B long ago, but I never got around to using it. Since I plan to go into embedded development in the … Read more
Abstract: This paper designs an intelligent warehouse item sorting robot that can adapt to various terrains. The robot’s structure consists of a shock-absorbing operating system, a six-degree-of-freedom robotic arm, and a mechanical gripper; the control system is composed of a QR code, Arduino, tracking module, servo control module, motor drive module, ultrasonic module, servos, and … Read more
Declaration This article is an exclusive manuscript by Professor Fu Zhiyong from Tsinghua University’s Maker Education Laboratory, published in the journal “Modern Educational Technology”. Unauthorized reproduction is prohibited. For usage, please click to read the original text and contact the “Educational Technology Consulting” backend. After authorization, please clearly state at the beginning of the article:The … Read more
Follow+Star Public Account, don’t miss wonderful content Author | strongerHuang WeChat Official Account | strongerHuang Recently, I accidentally discovered a great online simulation tool (Wokwi) that supports multiple platforms and mainstream development boards on the market, such as: STM32, ESP32, Arduino, Raspberry Pi, etc. It also supports common sensors and display devices (LCD, LED screens), … Read more
(Pretending to be a Geek by Ding Ding) Due to the pandemic, schools closed early. After printing a thick stack of exercises for my child, as a parent concerned about the next generation of socialist successors, I have the obligation to ensure my child has a more fulfilling winter vacation at home. Introducing my child … Read more
Using the LVGL GUI library with ESP32 allows for the implementation of modern and beautiful GUIs on microcontroller devices. This article is based on using the ESP32 with the Arduino framework to drive a 3.5-inch LCD screen. First, ensure that the TFT_eSPI can properly drive the 3.5-inch LCD screen. If the driver is not set … Read more
On the morning of October 14, Yuan Zhuo Academy invited Senior Engineer Zhu Lixin from the National Engineering Research Center for Intelligent Technology and Applications in Internet Education to share insights on the OpenHarmony open source ecosystem and the application scenarios of smart education equipment. 1 Introduction to the National Engineering Research Center The National … Read more