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Industry sources said that LED epitaxial wafer and chip manufacturer Jingyuan Optoelectronics' mini LED chip production capacity is fully loaded and will expand its total capacity by 50% in 2022. T...[Details]

In executive actions on Monday local time, President Joe Biden announced a series of measures to promote the development of solar energy in the United States, including a two-year "bridge" designed t...[Details]

　　There are two types of multimeters on the market, one is a pointer multimeter and the other is a digital multimeter. In fact, their principles are the same, but the voltage, current and resistance ...[Details]

#include "stm32f10x.h"   /*RCC clock configuration*/ void RCC_config() {  ErrorStatus HSEStartUpStatus;   /* RCC registers are set to default configuration */ RCC_DeInit(); /* Turn on external h...[Details]

With the rapid popularization of new energy vehicles, the construction of charging piles has also entered the fast lane. The charging pile market has shifted from focusing on construction to a new ...[Details]

The spectrum is a limited natural resource, which includes infrared, visible light, and X-rays. The ITU calls the electromagnetic spectrum below 3000GHz the radio electromagnetic wave spectrum. The di...[Details]

Use SDCC+STM8Flash+STLink to build Linux development STM8 development environment. Corresponding MCS51, LPC and the like can also use SDCC 1. Install SDCC $ sudo apt-get install sdcc 2. Install s...[Details]

 On June 7, the Shanghai Stock Exchange officially accepted the application for listing on the Science and Technology Innovation Board of Chengdu Kunhengshunwei Technology Co., Ltd. (hereinafter refe...[Details]

Beijing time on March 31, people familiar with the matter said that Tesla is seeking to build a new battery factory in the United States and is cooperating with Chinese battery giant CATL, an arrange...[Details]

Jiwei.com reported on July 12 that Rockchip issued an announcement stating that within 6 months after 15 trading days from the date of disclosure of this announcement (excluding the announcement date...[Details]

     An application of the "duty cycle" of the ET521A oscilloscope 　　As we all know, when the horizontal output transformer of a color TV is damaged and needs to be replaced, if you can find the same...[Details]

In various industries in the process of industrial production and scientific and technological research, various data are often collected. The commonly used collection method is to install data acq...[Details]

Electrolytic capacitors will leak over time. The circuit shown in the attached image allows you to test the leakage of capacitors and decide whether they are worth using. You can suppress leakage by ...[Details]

Pan Jingdong, Chairman and Party Secretary of State Grid Hebei Electric Power Co., Ltd. At present, the company's most urgent and important task is to accelerate the construction of ubiquitous...[Details]

On October 30, the second batch of enterprises settled in Yibin Energy Storage Industrial Park held a centralized start-up event. Municipal Party Committee Secretary Fang Cunhao attended and announced...[Details]