[i=s]This post was last edited by DDZZ669 on 2021-2-14 23:30[/i] Encoder is a sensor used to measure mechanical rotation or displacement. It can measure information such as the displacement position o...
USB-based oscilloscopes have been around for so many years, but there has been little development. Is it because they are small, unprofitable and have no future for development?...
2012 Cadence PCB 16.5 Special Online Training (August-October) ———— Hosted by: Cadence Agent - Ketong Group In 2010, Ketong became the largest value-added agent of Cadence in China. Ketong is also the...
[b]Opportunities and Challenges: [/b][list][*]LED backlight in 2010 aims to reduce costs[/list]Market data: [list][*][b]Manufacturers are trying to replace the current mainstream 3020 low-power specif...
There is a touch button on the SAM4L8 board. After adding the touch button module to the project in ASF, the touch button does not respond. However, after adding the serial port module, the button res...
[i]Foreword: I bought a charger for my colleague a while ago. Her phone is Android, so I wanted it to support QC3.0 and be good to use (the key is to look good...). After choosing, I chose an Anker ch...
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
introduction
Sudan's Muglad Oilfield is a large oilfield jointly invested, developed and constructed by a four-party consortium of China, Malaysia, Canada and Sudan. It consists of 8 satellite...[Details]