Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
When nrf24L01 is set to receive mode, it can receive data through 6 different data channels (data pipes). Each data channel has a unique address but the frequency of each data channel is the same. Thi...
The niece of forum member long521 , a very cute little girl, was just 5 years old. On November 22, 2019, she was diagnosed with acute lymphocytic leukemia at the Children's Hospital Affiliated to Zhej...
I am currently researching an AC/DC solution of around 10W.
I would like to ask all the teachers: How can we achieve the lowest cost?
If it is made in a non-isolated way, will there be any security is...
[align=left][font=微软雅黑][size=3]On May 23, the front page of Nanyang Daily published an article titled "Water hydrogen engine officially rolled off the production line, municipal party secretary praise...
There is a problem that has troubled me for a long time, as shown in the figure above. This is the schematic diagram of the linear thyristor power supply. When the X capacitor is not added, the EMC te...
According to foreign media reports, the German government will invest 1.5 billion euros (about 11.9 billion yuan) to support the country's power battery research and production. The German Ministry...[Details]
As we all know, assembly language instructions consist of two parts: opcode and operand. MCS-51 uses assembly language instructions, which has 44 opcode mnemonics and 33 functions. Its operands incl...[Details]
After two developer betas, Apple finally released the first public beta of iOS 15 today. Generally speaking, the public beta of iOS will be released after the developer beta. By comparison, the...[Details]
According to research by SellCell, the Samsung Galaxy S22 series smartphones depreciated almost three times as much as the iPhone 13 series in the first two months after launch. The report s...[Details]
Audio signals generally have positive and negative signals. We are accustomed to using 1kHz sine waves to describe or test them.
Figure 1 Audio signals have positive and negative
Ge...[Details]
In June 2023, the Ministry of Industry and Information Technology pointed out at the State Council's regular policy briefing that it will continue to adhere to the integrated development of "car-ener...[Details]
According to Bloomberg, people familiar with the matter said that Apple has informed component suppliers that demand for the iPhone 13 series has weakened. Due to a lack of components, Apple has red...[Details]
Advanced control timers (TIM1 and TIM8) Features of the TIM1 and TIM8 timers include: ● 16-bit up, down, up/down auto-load counter ● 16-bit programmable (can be modified in real time) prescaler, ...[Details]
The maximum DC voltage that a capacitor can withstand for long-term reliable operation is the withstand voltage of the capacitor, also called the DC working voltage of the capacitor. If it is in an...[Details]
FPGAs, microprocessors, DS2482-100, and DS2480B are common 1-Wire master devices. 1-Wire/iButton slave devices are manufactured by Maxim, and the typical operating voltage of this series of devices...[Details]
1. Generation of static electricity
Matter is composed of molecules, which are composed of atoms. Atoms are composed of negatively charged electrons and positively charged protons. Under normal c...[Details]
Abstract: This article presents a simple, fast-response-time overcurrent fault detector for circuit protection in low-voltage systems. Unlike dedicated hot-swap controllers, which often have a long st...[Details]
1 Introduction
Mobile phones have become an indispensable communication tool in people's lives. At present, mobile phones are powered by rechargeable lithium-ion
batteries
. In the...[Details]
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