"TSMC Chairman Liu Deyin said in response to analysts' questions at the company's second-quarter earnings conference last week that the global semiconductor shortage may continue until 2022. His remar...
The previous article [Advanced Motor Control - PID Speed Control](https://en.eeworld.com/bbs/thread-1166004-1-1.html) explained the speed loop control of the motor, which can control the motor to reac...
[align=left][font=微软雅黑]In modern electronic products, automatic control systems, electronic instruments and equipment, household appliances, electronic toys, etc., DC motors have been widely used. The...
A primary school student wanted to buy an oscilloscope. He saw a Dingyang SDS1122E+ digital oscilloscope 150M on Taobao.Taobao share Zhikouling: [Order link] https://m.tb.cn/h.ek6VyOm-----------------...
The solution is to use AC coupling, as shown below
AD8137 amplifier circuit using AC coupling
In this way, the ranges of the input and output are correct. The result is shown in t...[Details]
Basic technical requirements of feed servo system
1) High precision
The accuracy of the servo system refers to the degree to which the output can reproduce the input. In speed control, hi...[Details]
This simulation takes protues8 as an example First of all, we have to admit the advantages of simulation. The huge component library, good simulation effect, simple circuit and simplified operation...[Details]
1 Introduction The periodic contraction and relaxation of the human ventricle causes the contraction and relaxation of the aorta, causing the blood pressure to propagate in the form of waves fro...[Details]
A stable feedback loop is very important for switching power supplies. If the phase margin and gain margin of the response are not enough, the dynamic performance of the power supply will be poor or ...[Details]
Wi-Fi 6 (formerly known as 802.11ax) is a promising new generation standard for a simple reason. It can handle network congestion more effectively than previous versions. More traffic from more users...[Details]
introduction
In the past two years, my country has vigorously developed clean energy construction projects, and wind power generation projects have ushered in a construction peak. A large numb...[Details]
With the continuous development of embedded technology, ARM processors have been widely used due to their high performance, low cost and low energy consumption. This paper mainly focuses on the d...[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]
Apple today shared a new “In the Dark” ad focusing on the Night mode feature of the iPhone 12, 12 mini, 12 Pro, and 12 Pro Max. The ad focuses on the selfie capabilities of Night Mode, showing a ma...[Details]
In order to meet the application of a certain micro-power instrument and improve safety performance, a design scheme for an ultra-low power lithium battery management system is proposed. The scheme...[Details]
The light information of the object under test passes through the optical system and forms an optical image on the photosensitive element of the CCD. The CCD device converts the light information o...[Details]
Preface: This article uses Sungyang microcontroller to design a portable multifunctional real-time physiological parameter monitor, which has the function of playing MP3 and can achieve the effect ...[Details]
The alarm circuit of the intelligent anti-theft system uses a simple and efficient triode amplifier circuit, connected to a buzzer or a high-power alarm bell of more than 100 dB. The video monitoring...[Details]
High-speed buses make power supply design more difficult
As many high-speed processors, large-capacity hard disks and disk arrays, graphics cards, Ethernet and fiber-optic data communications, ...[Details]
Analog electronics
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