Selling second-hand Xintang NUC123 development board, 40 free shipping. Xianyu link: [url]https://2.taobao.com/item.htm?spm=2007.1000622.0.0.39kP9Z&id=581452710064[/url] It's a bit broken, there are t...
The schematic PDF file has been uploaded. As shown in the figure below, there is a "push-pull amplifier" circuit behind the microphone circuit. Compared with the push-pull circuit in the textbook, thi...
[color=#5e7384][align=left][color=rgb(94, 115, 132)][backcolor=transparent][font=微软雅黑][size=16px]Share with you[/size][/font][/backcolor][/color][/align][font=微软雅黑]A multi-function controller that can...
In late July 2005, I received a project for a mine. At that time, I only knew about 51 MCU, and this project was a "half-finished project". The previous project used AT89C53 MCU. I don't know why this...
By default, ST configures the system clock to 72MHZ. The following seven steps are the function of setting the system clock, which is taken from the library file system_stm32f10x.c. The interconnect...[Details]
January 3, 2024 – Mouser Electronics, an industry-renowned New Product Introduction (NPI) agent offering an ultra-rich range of semiconductor and electronic components™, serves as an original authori...[Details]
On December 12, the Zhejiang Provincial Development and Reform Commission and the Zhejiang Provincial Market Supervision Administration officially issued the "Notice on Further Optimizing and Regul...[Details]
To make LEDs light up and dim under stable conditions,
LED driver
integrated circuits (ICs) are indispensable, and the most ideal LED driver IC must be able to adapt to various power, d...[Details]
On September 24, Ambarella, an edge AI semiconductor company, announced that its Oculii™ AI 4D imaging radar technology has been deployed globally in Lotus Technology’s 2023 and 2024 Lotus Eletre e...[Details]
The data says that when the flyback topology circuit is in continuous operation, Vo=Vi*(D/1-D)*(Ns/Np) should be satisfied, and its output voltage has nothing to do with the size of the load. The ...[Details]
There are a variety of regulations for designing downhole oil and gas drilling tools to meet the many demanding requirements of this harsh working environment. In addition to mechanical design inte...[Details]
Unidirectional dual-port SRAM is a special memory with independent write address bus and read address bus. It can not only realize single-port reading and writing, but also perform simultaneous readin...[Details]
Apple asked Foxconn to start recruiting workers to assemble iPhone 14 models in advance, fearing that the lockdown could lead to supply shortages or delays later this year, according to United Daily ...[Details]
According to foreign media reports, Anritsu Corporation announced that it has cooperated with France's Microwave Vision Group (MVG) and Toyota to develop the first 5G OTA radio frequency (RF) test sy...[Details]
On July 19, reporters learned from a press conference held by the State Council Information Office that my country's new energy vehicle industry has achieved steady and rapid development since the be...[Details]
On May 24, CATL stated on an interactive platform that the company plans to officially launch the Kirin battery in the second quarter of this year. Regarding the comparison between Kirin batteries a...[Details]
1. Half-bridge detection The half-bridge is composed of two rectifier diodes. By using a multimeter to measure the forward and reverse resistance values of the two diodes inside the half-bridge, ...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Preface
Since the issuance of 5G licenses in 2019, after five years of development, my country's 5G has achieved remarkable results in infrastructure construction, user scale, innova...[Details]