[url=https://training.eeworld.com.cn/TI/show/opencourse?lessonid=3709]Introduction to TI Near Field Powered NFC Reference Design[/url]Although this video is not long, it fully presents the new technol...
In microwave communication systems, there is a third-order intermodulation intercept point OPI3 (third-order intercept point), which is an important indicator for measuring the linearity and distortio...
Since last year, a high-tech product has become popular - "virtual reality glasses". The publicity of others really gives it a sense of technology, and the user experience is like being in the scene.....
USB device request command: bmRequestType + bRequest + wValue + wIndex + wLengthNumber Value Name(0) 0 GET_STATUS: used to return the status of a specific receiver(1) 1 CLEAR_FEATURE: used to clear or...
[size=14px]Steps to write a test file: [/size] [size=14px]1. Write a test for module A. The module name of the test module is A_tb. For example, if the original module name is led, the test module nam...
Big guys, I need help from a newbieQuestion 1: I know how to use an oscilloscope, but I don’t know whether the waveform measured by the oscilloscope is correct or wrong, and how to judge whether the w...
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[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]
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 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]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[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]
DCDC means DC to DC (conversion of different DC power values). Anything that meets this definition can be called a DCDC converter. Specifically, it means converting the input DC into AC through a s...[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]
This paper describes the design method of electronic multifunctional watt-hour meter, the key technology of hardware design and the software design process. Taking NEC's μPD78F0338 microcontroller ...[Details]
Preface
DS18B2 is generally used in conjunction with a single-chip microcomputer, and there are few reports on
the interface between
DSP
and DS18B20. Therefore, this article introdu...[Details]
introduction
Frequency characteristic tester
Also known as sweep frequency meter or frequency response analyzer, it uses a rectangular oscilloscope with internal scale as
a displ...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
The embedded network module series products of Yingchuang Company all have a streamlined ISA expansion bus, which usually includes several address buses, 8-bit data buses, read and write control li...[Details]
Wireless Connectivity
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