[i=s]This post was last edited by yhyworld on 2020-4-19 22:00[/i]The following figure shows Article 82 of the Labor Contract Law of the People's Republic of China.On March 25 this year, the company fo...
With the advent of the era of new energy vehicles and self-driving cars, new applications such as ADAS/AD, car connectivity and V2X have emerged, which have brought new application directions to the a...
Current mode control is widely used in switch mode power supplies due to its high reliability, simple loop compensation design, and simple and reliable load sharing function. The current sense signal ...
1. When it comes to the conduction condition of NMOS, it only needs VGS0. But after conduction, won’t VS be greater than VG?2. We noticed that the full-bridge driver needs a bootstrap circuit. What is...
There is a circuit board that works once every 100ms, and occasionally works once every 2~300ms. The ammeter I bought from Taobao does not show the current at all. How can I measure its current, or me...
I don’t know why, but such a serious epidemic suddenly happened in 2020, and I predict that it will continue in the next few years.The disaster of 2020 has undoubtedly dealt a heavy blow to everyone. ...
STMicroelectronics announces third quarter 2021 financial results • Q3 net revenue of $3.2 billion; gross margin of 41.6%; operating margin of 18.9%; net profit of $474 million • Net revenue fo...[Details]
1 Working Principle
1) Switching mode 1 (0~TON, see this article "Main circuit composition and control method of Buck-Boost step-up and step-down PWM DC/DC converter" (a))
At t=0, the swi...[Details]
Although the amount of static electricity is not large, the voltage is very high, and it is easy to discharge and produce static sparks. In workplaces with flammable liquids, such as oil product ship...[Details]
0 Introduction
As the core device of the fiber optic gyroscope system, the working characteristics of SLD will affect the performance and reliability of the entire system. Therefore, it is of gre...[Details]
0Introduction:
When the camera
lens
shoots a moving object, if the motion trajectory is known, the camera lens must adjust the focal length to adjust the position of the ...[Details]
For FLASH memory microcontrollers, you can develop programs quickly and easily without an emulator. You can start from the following aspects: 1. Try to use high-level languages to develop system pr...[Details]
Developer @Gustave Monce posted a screenshot on Twitter of a Lumia 950 XL running Android S (Android 12). Google has now pushed the Android 12 developer preview to developers. The new version of th...[Details]
How to understand some indicators of the probe? 1. The working voltage of the probe. For example, the nominal operating voltage of the 2.5G active single-ended probe HF2500 is 16Vpk and the destr...[Details]
1 Introduction
This system uses ADμC812 single-chip microcomputer as the processing core and is divided into six functional modules: temperature sensing, signal processing (differential amplificati...[Details]
Insert the digital multimeter pen into the "COM" and "VΩ" holes, turn the knob to the required range in "Ω", and connect the test pen to the metal parts at both ends of the resistor. Note: 1. If the...[Details]
Today , industry insider Ross Young revealed that the release of iPhone SE 3 will be postponed to 2024. The screen will be LCD and the size will be between 5.7-6.1 inches. Previously, Apple ...[Details]
With the development of modern electronic information technology, human-computer interaction and the output and display of graphic image data are becoming more and more important in system design. On...[Details]
In the next few sections, we will show you how to write your first MCU program. Before that, let's first learn about some of the 51 MCU's unique programming syntax and the basic operating steps of Ke...[Details]
Today, there are about 10 billion incandescent lamps lighting, and they consume about one-fifth of the world's energy. With the current "going green" ecological trend, in order to save energy, ma...[Details]