This is an ultrasonic ranging reference circuit from ADI
The ultrasonic frequency is 40KHz
The first question is, for example, the cutoff frequency of the high-pass filter composed of C10 and R6 is 41...
Wi-Fi and 4G/5G cellular networks are the two most commonly used access methods when we go online.These two access methods may not seem to make any difference when you are surfing the Internet, but th...
[size=4] Someone once said that there are only two kinds of electronic engineers in the world: those who have experienced electromagnetic interference and those who have not. With the increase in the ...
Recently, with the birth of Wi-Fi's latest generation, Wi-Fi 6, especially the introduction of the recently approved 6 GHz spectrum, called Wi-Fi 6E. Wi-Fi 6 and 6E can achieve higher capacity, better...
[i=s]This post was last edited by wuguangtao on 2020-11-16 22:20[/i] # PWM wave output to achieve breathing light Today, let's test the timer and drive the LED light through the PWM function of the ti...
Simulation schematic diagram: Program operation chart: Part of the program: #include reg52.h #define uchar unsigned char #define uint unsigned int uchar duan ={0xc0,0Xf9,0xa4,0xb0,0x99,0x92,...[Details]
1 Introduction
Three-phase inverters generally adopt a topological structure consisting of three bridge arms. In order to supply power to asymmetric loads, a neutral formed transformer (NFT) ...[Details]
Steps (algorithm) of system clock CCO output: 1. Enable a clock (the clock to be used as the clock source for CCO output). 2. Switch the clock (the default clock at startup is HSI, i.e. internal ...[Details]
On March 16, Redmi Product Director Wang Teng revealed in an interaction with Weibo netizens that the battery capacity of Redmi K30 Pro will exceed 4200mAh. Some netizens speculated that the...[Details]
Functions included in #include intrins.h : _crawl_ Characters rotate left Shift the char type variable to the left by the specified number of bits and return it (fill the high bit with the low bit...[Details]
On November 8, the Lishui ultra-high purity tantalum project for ultra-large-scale integrated circuit manufacturing was officially put into production. It is reported that last year, Lishui Economi...[Details]
introduction
At present, the remote control system of household appliances is generally realized through the Internet or the public switched telephone network. However, with the increasing popul...[Details]
3 Inspection function mechanism As can be seen from FIG1 , when there are N temperature sensors to be measured, the traditional temperature inspection circuit requires N constant current sources. Bas...[Details]
After experiencing an unprecedented low, Cruise, General Motors' driverless company, finally survived the dark night and saw a glimmer of light.
This once-prosperous driverless company recentl...[Details]
Welding technology is a very important process in the industrial manufacturing process. Generally speaking, welding technology is used wherever metal materials are processed. However, welding is al...[Details]
ANL A,Rn; A and the value in Rn are bitwise ANDed, and the result is sent to A ANL A,direct; A and the value in direct are bitwise ANDed, and the result is sent to A ANL A,@Ri; A is bitwise ANDed wit...[Details]
As climate change and environmental sustainability become more and more important, horticultural automation has ushered in unprecedented opportunities. Recently, Scythe Robotics has expanded its pr...[Details]
In recent years, the bottleneck of laser generator
technology
has been overcome in China, the price of laser welding machines and their accessories has dropped si...[Details]
Today, fully digital automotive instruments are widely used in developed countries, and most of them are stepper motor automotive instruments, and are ready to develop in a higher direction. Due to co...[Details]
This paper takes the GUI system in embedded control system as the research object, and conducts research from three levels: theory, technology, design and application, and focuses on Qt/Embedded syst...[Details]
Analog electronics
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