1. Introduction The Raspberry Pi is an advanced embedded Linux board that can perform complete computer functions. In recent years, due to its affordability and ease of use, the Raspberry Pi has become very popular among developers. Additionally, Arduino is a convenient and flexible embedded development tool that can perform real-time signal acquisition and control. … Read more
The first STM32 development board supporting Arduino interface has been launched! The star OTTO development board 【ard-otto-stm32】 is the first Arduino™ board that includes high-performance image processing, display support, and Wi-Fi connectivity, allowing users to create connected systems that provide an extraordinary audiovisual experience. To showcase the high-performance image processing advantages of the STM32F469BIT6 microprocessor, … Read more
Congratulations to the students of Shanghai University Cloud Primary School for their outstanding performance in the 39th Shanghai Youth Science and Technology Innovation Competition! In the recently concluded 39th Shanghai Youth Science and Technology Innovation Competition, many of our students achieved excellent results. Warm congratulations to the following award-winning students! Award-Winning Students’ Showcase Car-mounted Auxiliary … Read more
01 A couple of days ago, a student asked me about the learning path for embedded systems. He is a junior, and after reviewing his resume, I noticed he had almost no project experience, which makes him like a blank slate to companies. Naturally, such students find it hard to land a good offer. I … Read more
In embedded development, multitasking is key to improving system efficiency and functionality. For resource-constrained microcontrollers, traditional preemptive multitasking frameworks (like FreeRTOS) can be overly complex and resource-intensive. In this case, the lightweight cooperative multitasking scheduler TaskScheduler becomes an ideal choice. Introduction to TaskScheduler TaskScheduler is a library that provides cooperative multitasking capabilities for microcontrollers such … Read more
Apple held its 2019 Fall Conference at 1 AM Beijing time on the 11th. This time, the upgrade of the iPhone 11 from the X to the XS generation is quite significant, with the A13 chip featuring regular hardware upgrades, camera upgrades, the addition of night mode, increased battery capacity, and the pro version standard … Read more
Arduino has not released a new model for the UNO since the launch of UNO R3 in 2010. This model has endured and remained popular for a long time. Thirteen years later, they finally released an upgraded model — Arduino UNO R4. Compared to the old version, the new model has made significant improvements in … Read more
Example Effect Press the serial monitor, and you can see that the measured distance is 9.8cm-10.1cm with an error of about 0.2cm. HC-SR04 An ultrasonic sensor used for distance measurement, widely applied in robotics to avoid obstacles and measure distances. Its module uses Trig to trigger distance measurement, which emits 8 40kHz square waves and … Read more
【Click the above「blue text」 to follow the DF Maker Community and become a tech enthusiast together】 The community’s public account records weekly shareable maker-related content, released every Friday～ Content is open-source, contributions or recommendations of related content are welcome. Submission email: [email protected] Images & Videos bbLaser——Vector Laser Projector ▲ Click to watch For a long … Read more
This is the first time Xiao Hei Yang has reposted someone else’s article. Having followed business WiFi for a long time, this article resonates deeply with me. I originally wanted to write a critique on business WiFi, but now I feel that this article is enough as a foundation. Author: He Mingke Link: View Original … Read more