I am working on PN code tracking recently. I have read some papers. In addition to using shift registers to generate PN codes, there is another solution that uses ROM to directly store the calculated ...
A half-fixed ore. Unscrew the plug and see the tinfoil ball. Pick out the tinfoil and find the ore. You can DIY movable ore. Haha! By the way, is the diode in Figure 1 also a fixed ore?...
I usually need to enter the verification code on both sides... There may be two reasons: 1. Timeout. I don’t know how the forum is designed now. Does it start counting from the page generation? Then i...
Plastic turnover box as fish pond filter box
1. Consider a 3-layer DIY filter box. The box and pipes are purchased from 2 stores. The structure is based on the ones on the Internet and made by yoursel...
Zhao Jinghua Feng Guangzeng 1 Introduction Wireless communication and personal communication have experienced tremendous development from analog communication to digital communication, from FDMA t...
Like most things in daily life, the process of designing an embedded product must also start with determining the goal and clearly defining the product to be produced. Defining a product mainly descri...
Logic analyzers are widely used tools in digital design verification and debugging. They can verify the proper functioning of digital circuits and help users identify and troubleshoot faults. They ...[Details]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
On August 21st, Zhiyuan Robotics revealed at its first partner conference that it expects shipments to reach thousands of units this year and tens of thousands next year. The company hopes to reach...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
A half-bridge is an inverter topology for converting DC to AC. A typical half-bridge circuit consists of two controller switches, a three-wire DC power supply, two feedback diodes, and two capacito...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
introduction
The widespread use of air conditioner communication circuits began with the rise of household inverter air conditioners. With China's energy conservation and emission reduction in...[Details]
Automotive electronics systems are facing a dual challenge of functional safety and cybersecurity.
The NXP
S32K3
series MCUs utilize a deep protection system built with a Hardware Sec...[Details]
Currently, PLCs are widely used in various industries, including special machine tools, machine tools, control systems, building automation, steel, petrochemicals, electricity, building materials, ...[Details]
Shock absorbers, as the name implies, are responsible for cushioning and absorbing shocks in a car. So how much do you know about shock absorbers and how to replace them in electric cars?
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introduction
Whether in the automotive entertainment or home theater system markets, consumers continue to demand more channels and speakers, each capable of handling higher audio po...[Details]
introduction
As the concept of "low-carbon travel and green environmental protection" becomes more and more popular, bicycles have become a crucial means of transportation. Currently, urban pu...[Details]
The working principle of a frequency converter is to process input fixed-frequency AC power through circuits such as rectification, filtering, and inversion, and then output AC power with variable ...[Details]
PLCs are one of the three pillars of modern industry, offering highly reliable and widely used industrial control products. In medium- to large-scale modular PLCs, the CPU module (central processin...[Details]
The World Conference (WC 2025) recently opened in Shanghai. This year's event, covering over 70,000 square meters for the first time, attracted over 800 exhibitors, showcasing large models, AI term...[Details]