I use a three-in-one board from ST and a touch screen for serial communication. The communication mode is interrupt reception and query transmission. Now the communication reception and transmission c...
Reasons for winning the top ten brand cases Baidu "If you have any questions, search Baidu", this simple and clear language, through various forms of transmission, has greatly increased Baidu's visibi...
[font=宋体][size=14pt]Design of a simple low-frequency signal source[/size][/font][size=14pt][/size] [font=宋体]II. Requirements[/font][font=Arial][/font] [font=Arial]1[/font][font=宋体]. Basic requirements...
[size=4]After two days of playing with the EZ-cube, I realized in the afternoon that I barely even charged my phone{:1_133:}{:1_133:}. It turns out that the board is still very tempting. I received th...
UHF and HF are both general technology categories, but each category has independent supporting protocols. HF is more consistent in the 13.56MHz frequency band, although there are many internation...[Details]
In order to prevent traffic accidents, when the intelligent detection device of the car detects danger ahead, it must send a warning message to the driver. The voice alarm clearly reminds the drive...[Details]
This article discusses how to use an ultra-low-power RF transceiver chip from Zarlink Semiconductor for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices to achiev...[Details]
As the whole equipment is constantly miniaturized and power-saving, low-power-consumption low-dropout linear regulators (LDO) are becoming the mainstream of the linear regulator market for switching p...[Details]
This article introduces a miniature home electrocardiograph. The instrument has powerful functions: display monitoring, storage, playback, printing, record management, power alarm, telephone or Intern...[Details]
introduction
Cars are becoming an indispensable part of people's lives. However, what worries car users is that the theft of cars is increasing year by year. This paper aims to design a conven...[Details]
There are many ways to attenuate signals. The most commonly used method is to divide the voltage using resistors. The common circuits are as follows:
Oscilloscope pre-stage attenuation c...[Details]
Today, various applications such as consumption, computers, industry and instruments urgently need compact and effective power solutions, while also meeting the requirements of efficiency, fast tra...[Details]
1 Introduction
Generally, when transmitting information over short distances through electrical signals, baseband signals can be directly transmitted. However, over long distances, baseban...[Details]
With the improvement of people's requirements for vehicle riding comfort and the development of passenger car suspension technology in my country, air suspension is increasingly used in passenger ...[Details]
The third generation iPhone, iPhone 3G S, has finally been released. Let's take a look at the differences in basic parameters between it and the previous generation iPhone 3G.
According to for...[Details]
1 Introduction
Virtual instrument VI (Visual Instrument) is a kind of instrument system that uses the powerful hardware and software resources of computers as the support of instruments, a...[Details]
Modern people are paying more and more attention to personal and property safety, which has led to the rapid rise of the video security surveillance market. Based on the attention to this market an...[Details]
With the continuous development of afforestation, the forest area and forestry stock volume have increased year by year, and fire prevention is the primary task. Forest fire is one of the important...[Details]
The following figure is a schematic diagram of the fiber optic video surveillance network solution of OnAccess@ of Shoumai Communication. It is completely based on video digitization and Ethernet t...[Details]