I bought a ULK3 80M scan from a library online. The scan is OK, but not as good as the hundreds of megabytes of HD online. It is in uvz format and is published with the reader. The upload is too slow,...
Forget it, I'll just ask directly. I started with a question: [b][url=https://bbs.eeworld.com.cn/thread-369678-1-1.html]What will happen if the clock of TimerA is not synchronized? [/url][/b] It took ...
I encountered a problem today. The if statement should be equal but cannot be executed. The program is as follows: . . . char adFlag; . . . void main (void) { ... while(1) { if(1 == adFlag) { _DINT();...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:02[/i] Using DSL to deliver IPTV is an emerging and exciting technology that can provide service providers with new business opportunit...
LM3S9B96 sends a data to PC via UART every 100 milliseconds. How to achieve this 100 milliseconds? Add delay or use timer? How to do it specifically. If the system clock is set like this: SysCtlClockS...
I'd like to ask you experts, I saw a ThinkPad laptop in an advertisement and it seemed to be of good quality. I saw the IBM logo printed on the ThinkPad laptop. But the advertisement said: "A Product ...
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[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]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[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]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[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]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[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]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[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]
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