[align=left][color=#000]For more than 20 years, Texas Instruments' [color=rgb(205, 23, 31)][url=http://www.ti.com/ww/en/simple_switcher/regulators.html]SIMPLE SWITCHER LM257x and LM259x regulators[/ur...
[i=s]This post was last edited by qwqwqw2088 on 2018-11-10 08:29[/i] [size=4] Communication switching power supply technology was introduced into my country in the 1980s and has been widely used in th...
Today I received another message from Beijing. The search by the national authority has been completed. The search report is expected to be issued next Tuesday or Wednesday. When communicating with th...
[i=s] This post was last edited by I don't understand on 2017-12-15 16:28 [/i] [align=center][size=4][b]EEWORLD DIY—【Share DIY】Bluetooth Speaker [/b][/size][/align][align=center]DIY&Share [/align][ali...
[align=left][color=rgb(17, 17, 17)][font=宋体][font=Verdana][size=3]A circuit that can automatically convert DC power into an AC signal with a certain amplitude and frequency without an external signal ...
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
1. The composition and structure of mobile phone lithium battery
Mobile phone lithium batteries are mainly composed of plastic shell upper and lower covers, lithium battery cells, protection c...[Details]
1 Introduction
Power supply ripple will interfere with the normal operation of electronic equipment, causing malfunctions such as computer crashes, data processing errors and control system fa...[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]
The rotor of the brushless DC motor used in electric bicycles is composed of 30 to 40 pieces of NdFeB magnets. Since the surface magnetic field strength of NdFeB magnets exceeds 500mT, the position se...[Details]
1. Introduction
With the continuous development of modern urban construction, infrastructure and real estate are becoming increasingly prosperous, and the quality requirements for construction ...[Details]
Example of multitasking and resource reuse of programs
There is an electromechanical device with two buttons that control two different parts of the device.
Now the requirement is:
wh...[Details]