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On March 14, Shenyang Fulai Carbon Fiber Co., Ltd. (hereinafter referred to as Shenyang Fulai) and Herui Electric Power Storage Technology Co., Ltd. (hereinafter referred to as Herui Electric Power) h...[Details]
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Analysis of the APFC Circuit for Electronic Ballast
Abstract In view of the development of power factor correction technology in electronic ballasts for fluorescent lamps and high-pressure ...[Details]
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What is the real meaning of high definition? What are the standards for high-definition surveillance cameras as high-definition surveillance front-end equipment?
Definition of "HD"
Let's first...[Details]
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Most of the electrical contacts used by electric contact water level meters are alumina insulated electrodes. It uses an alumina porcelain tube as the electrode edge material, which has the advantage...[Details]
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When repairing a radio, if there is a signal generator or signal tracer, it will bring a lot of convenience to the maintenance work. Here is a small signal tracer and generator circuit. Its structure...[Details]
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Preface When programming in KEIL5, you often encounter many "Target not created", that is, the target cannot be achieved. Therefore, this post is opened to help everyone solve these problems. detai...[Details]
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On August 25, a poster about Hongmeng OS and Geely on Weibo attracted attention. It is understood that the words "HarmonyOS" and "Welcome to Hongmeng" were marked on the poster, and Geely Boyue Pro a...[Details]
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Use c, cs and vala to perform the same operation:
#include stdlib.h
#include stdio.h
int main()
{
printf("c for beginn");
int count = 1000000000;
in...[Details]
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In this testing article, we will cover checking. In this section, you will ensure that the design meets the efficiency standards and other required specifications such as line and load, ripple, trans...[Details]
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Many animals rely on sound to perceive the external environment, such as nocturnal bats and tree shrews, and marine creatures such as whales and dolphins. Sonar positioning not only provides them wit...[Details]
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uCOS II is a real-time multitasking operating system with open source, portable, curable, customizable and preemptive. Most of the source code is written in ANSI C, and the parts related to the pro...[Details]
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OPPO introduced a new feature of ColorOS: AI app pre-launch. According to the official introduction, ColorOS AI application pre-launch makes applications start faster and understand you better. It is...[Details]
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//Cortex system timer SysTick provides a 24-bit, descending, zero-constrained, write-clear counter with a flexible control mechanism
#include "stm32f10x_lib.h"
GPIO_InitTypeDef...[Details]
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1. Characteristics and basic composition of single chip microcomputer Compared with other embedded systems, the microcontroller is small in size, but highly integrated, with high reliability ...[Details]
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Recently, after a year of trial operation, the national pilot project of source-load storage-charging district-level microgrid was officially put into operation in Taihezhuang Village, Xushui District...[Details]
Embedded System
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