[align=left][color=#424242][font=微软雅黑, 宋体, Arial, Helvetica, sans-serif][size=14px] [b]FPC[/b]The production process of circuit boards uses many operating procedures, which can be summarized into the ...
BGA soldering, you are also a masterBGA soldering is always a difficult problem for DIY enthusiasts, and many people are afraid of it. If manual soldering fails for the first time, it is very likely t...
I would like to ask my brothers and sisters, I use STM32F103ZET6+ENC28J60 to learn LWIP. When using TCP server mode, communication is normal. When using TCP client mode, it can ping, but cannot connec...
[backcolor=rgb(239, 245, 249)]I am a beginner, just started to learn STM32 microcontroller, using MDK4.72, and J-link to download the program. [/backcolor] [backcolor=rgb(239, 245, 249)]The purpose of...
The core IC is an op amp, or LM324, LM358, which controls the heating core on and off through a bidirectional thyristor! The temperature control uses a thermocouple or thermistor; the power supply use...
It turned out that there was a problem with the driver in the device manager and it could not be downloaded. No matter how I installed it, it worked. Later, I deleted the related files of ftdi and xds...
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]
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]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[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]
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. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[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]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
With the continuous advancement of various technologies in the field of measurement and control, the baseband subsystem of general measurement and control equipment has entered the fourth generation o...[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]
Abstract: Based on the ZigBee parking lot SMS car search system, the location of the vehicle in the parking lot is sent to the owner through SMS, which is convenient for the owner to quickly find ...[Details]
PCB Design
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