Reader Xiong Bin: Dear Scientist, hello! There is a saying circulating online that using LCD screens on mobile communication devices is more eye-friendly than using OLED screens. Is this statement true? Lu Canzhong: The claim that LCD screens are more eye-friendly than OLED screens is likely based on the issue of flicker. LCDs display images … Read more
Click the blue text to follow us Today, let’s talk about how to get started with embedded system development. First, what is an embedded system? It is a dedicated computer system that is application-centric, based on computer technology, with customizable software and hardware, suitable for applications with strict requirements on functionality, reliability, cost, size, and … Read more
RS485 hubs play a crucial role in industrial automation, remote monitoring, and other fields, but various issues often arise during their application. How can we address these problems promptly? The following discusses these issues. 1. Common Mode Interference and Signal Ground Handling Issue: Common mode voltage exceeding the RS485 transceiver range can lead to unstable … Read more
On April 23, the Provincial Court held a press conference to report on the status of intellectual property judicial protection in Jiangsu courts for 2023 and released the top ten typical cases. Among them, two cases from Suzhou were selected. Rights Boundaries between Open Source Code Rights Holders and Software Secondary Developers — Net Economic … Read more
1 Introduction A few days ago, a friend asked me for a quick way to configure multiple motors and cylinders on a touchscreen in their project, as configuring each object one by one was cumbersome. In fact, it is possible to use the panel function in the touchscreen. By configuring such a panel, the variables … Read more
Chapter 1 General Principles *Article 1 In order to standardize the qualification assessment work of motor vehicle inspection institutions, this supplementary technical requirement is formulated based on the “Road Traffic Safety Law of the People’s Republic of China” and its implementation regulations, the “Air Pollution Prevention and Control Law of the People’s Republic of China”, … Read more
Editor’s Note: Generations of agricultural and food professionals have paved the way and made continuous efforts to promote the development of the institute. On the occasion of studying and implementing the spirit of the 20th National Congress of the Communist Party of China, faculty and students of the institute have invited retired professors to narrate … Read more
Where Are You? This article is dedicated to the builders of the third-line enterprises. Author: Wu Fumao Back then, you set off from the bustling city of Shanghai, taking a green train, traveling west for two days and nights, arriving at the Yangping Pass station deep in the Qinling Mountains. You carried heavy luggage and … Read more
The Low Altitude Economy Zone Debuts at the 15th China Airshow How Shandong Enterprises Compete in the Low Altitude Economy On November 10, at the second exhibition area of the China Airshow, XPeng’s flying car “Land Aircraft Carrier” conducted a flight demonstration. The 15th China Airshow has set up a dedicated low altitude economy pavilion … Read more
Power supplies, as the “heart” of electronic devices, come in various types, each with its own characteristics. This article aims to review the different types of power supplies that engineers may encounter in their work, allowing readers to quickly understand and identify them. Switching Power Supply: An efficient power supply that converts input voltage to … Read more