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On April 14, Shenzhen Textile released its performance forecast, saying that in the first quarter of this year, the company expects to achieve a net profit attributable to shareholders of listed comp...[Details]
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According to the different structural principles, the clamp ammeter is divided into AC clamp ammeter and AC/DC dual-purpose clamp ammeter. If the measuring mechanism in the clamp ammeter adopts a rec...[Details]
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Although the STM32F103ZET6 has an internal DAC, it only has two DAC channels, and there are many other STM32 models that do not have DAC. Usually, a dedicated D/A chip is used to implement it, but th...[Details]
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The first national standard in the field of organ chips in my country, GB/T44831-2024 "General Technical Requirements for Skin Chips", led by Professor Gu Zhongze's team from the Suzhou Institute o...[Details]
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Multimeters and oscilloscopes are both commonly used tools. Multimeters and oscilloscopes are very familiar to electronic engineers. They can be said to be indispensable tools for research and deve...[Details]
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After the appearance of Apple Watch, major domestic mobile phone manufacturers also began research and development in the field of smart wearables. Vivo Watch is a smart wearable device released by V...[Details]
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LED dot matrix blocks have the advantages of high brightness, uniform light emission, good reliability, and easy assembly, and can form display screens of various sizes. At present, LED display scre...[Details]
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1 Overview
With the rapid development of integrated circuits, various true RMS AC/DC converters have appeared in recent years, among which AD736 from AD Company of the United States...[Details]
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Energy company Greenko Group has officially launched the construction of its 1,440MW pumped storage project in Madhya Pradesh, the largest pumped storage project in India.
The ...[Details]
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What is a servo motor?
A servo mechanism is an automatic control system that enables the output controlled quantities such as the position, orientation, and state of an object to follow any ch...[Details]
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1. Analysis:
struct bit
{ int a:3;
int b:2;
int c:3;
};
int main()
{
bit s;
char *c=(char*)
cout sizeof(bit) endl;
* c=0x99;
cout sa endl sb endl sc endl; ...[Details]
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LED, fluorescent lamp, incandescent lamp, these all we need to understand one of the important parameters - power factor (PFC), let's understand what power factor is.
1. Power factor
The ...[Details]
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Puzhong 51-Single-core-A2 STC89C52 Keil uVision V5.29.0.0 PK51 Prof. Developers Kit Version:9.60.0.0 Transplanted from 1-WIRE search algorithm For the serial port part, see 3.3: US...[Details]
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Tianyancha App shows that Jiangsu Changjing Technology Co., Ltd. has recently undergone a number of industrial and commercial changes, with nine new investors including Hubei Xiaomi Changjiang Indust...[Details]
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Transient voltage protection
The AD5422 has internal ESD protection diodes to prevent damage from normal operation. However, industrial control environments can subject the I/O circuits to much h...[Details]
Test/Measurement
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