I want to print a double-sided board using Altium DXP2004, but why are both sides printed on one surface? The back and front are somewhat repeated, and I can't fix it. Can someone help me?...
Today, when I was debugging STM32F103VCT6, I found a strange problem. When I was using KEIL for soft simulation, after executing GPIOA->CRL = 0x22222222;, I saw that the value of KEIL peripheral regis...
[size=3]Starting from August 1, 2017, we will reward the hard-working moderators according to the latest reward rules. [/size] [size=14px][size=3]Moderator Benefits[url=https://bbs.eeworld.com.cn/thre...
1. Absolute value function(1) _abs()C code: int _abs(int src)Assembly: ABSfunction: Calculate the absolute value of 32-bit data(2) _labs()C code: int _labs(long src)Assembly: ABSfunction: Calculate th...
Suddenly I thought of the thermos at home. The water boiled in the morning is not hot in the afternoon. Therefore, I hope that designers can make some contributions to energy conservation when designi...
1 Source of creativity
With the further development of electronic technology, electronic pets have gradually entered people's family life. At present, there are two main categories of relative...[Details]
With the development of science, the use of variable frequency technology is becoming more and more widespread, and it is used in both industrial equipment and household appliances. Inverter air co...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
A pure sine wave inverter has a good output waveform with very low distortion, and its output waveform is essentially the same as the AC waveform of the mains power grid. In fact, the AC power prov...[Details]
01. Introduction
As in-vehicle networks migrate from the CAN
bus
to
Ethernet
, traditional millisecond-level synchronization accuracy can no longer meet the requirements of mul...[Details]
Silicon Labs (also known as "Silicon Labs"), an innovative leader in low-power wireless connectivity, will showcase its cutting-edge artificial intelligence (AI) and Internet of Things (IoT) solu...[Details]
ESD protection diodes are specialized for small-signal ESD protection or surge protection TVS arrays, often used for multi-circuit protection. Their small package size, low on-state voltage, high i...[Details]
Deep in the laboratory, a seemingly ordinary piece
of
battery
material
was fed into the China Advanced Research Reactor (CARR). Scientists activated the neutron depth profiling device,...[Details]
While aberration theory is a vast subject, a basic understanding of some fundamental concepts can make it easier to understand: spherical aberration, astigmatism, field curvature, and chromatic abe...[Details]
The power battery is a crucial component for vehicles, determining its lifespan and range. According to national regulations, when the capacity of an electric vehicle's power battery drops below 80...[Details]
Introduction
With the development of mobile internet, technological advancements, and the introduction of high-performance, low-power processing chips, the variety of smart wearable devices has...[Details]
On August 8th, at the 2025 World Conference held in Beijing, Orbbec, under the theme of "Inspired and Dynamic," unveiled a new lineup of sensing products for the robotics field. Among them were the...[Details]
China's tightening control over rare earth elements (REEs) is reshaping global supply chains and triggering ripple effects across high-tech industries, according to a detailed analysis released by ...[Details]
PCB Design
京公网安备 11010802033920号
EEWORLD
