[font=微软雅黑][size=3]The 18th is the Dragon Boat Festival. In your hometown, besides dragon boat racing and eating zongzi, what other customs are there during the Dragon Boat Festival? [/size][/font][fo...
[b][font=黑体][size=5]Research on Modeling and Simulation of DC-DC Switching Converter[/size][/font][/b] [b][font=黑体][size=5] [/size][/font][/b] [b][font=黑体][size=5]After unzipping the file, click “[/si...
The circuit is described as follows: 51 core microcontroller, through the P0 port and P2 port line expansion 32K SRAM, P0 port connected to two 74HC373, one of the 373 enable pin connected to the micr...
I use C# to make a simple Web service. The service works fine when tested alone. But when I debug it on ppc, it says that the connection cannot be established. What's the problem? [WebMethod] public D...
Here is a detailed example of a human scale. If you want one, download it now! Good stuff. I hope friends who have come here will give it a thumbs up so that more fellow countrymen who are struggling ...
[i=s] This post was last edited by Moralist on 2019-2-22 14:12 [/i] [size=5] [b][backcolor=white] Bluetooth headsets [/backcolor] Single-button touch screens are usually printed with 223B, 223EB or 23...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
My colleague and I spent the day chatting in the hotel bar. We had met with several customers. We were both wondering how come these engineers we were meeting knew almost nothing about analog techn...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
RS-422 and RS-485 are both serial data interface standards, which were developed and published by the Electronic Industries Association (EIA). RS-422 defines a balanced communication interface with a ...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Describe how to meet the challenges of complexity with a modern wiring design toolset. Option codes and expressions can simulate the variables of an automotive project. A full-featured tool suite c...[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]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]