When the AD PCB is enlarged, there are many white lines, not flying lines, and many horizontal bars. If it is not enlarged, there are only flying lines. Please help, what is going on?...
[i=s]This post was last edited by p0we7 on 2019-7-30 22:44[/i]=======================
Solved: It turned out that the Hold to Hold rule did not have online detection enabled, so the corresponding DRC w...
High frequency characteristics of resistorsWhen resistors are used in high-frequency applications, the effects of the resistor's inherent inductance and inherent capacitance must be considered. At thi...
[i=s]This post was last edited by engineer-x on 2022-2-9 17:36[/i]In the chapter on transistor switching principles in the power supply book,
The book says that when an inductive load is connected, th...
The book on power supply design describes it this way. I have many questions about the inductor current ripple rate.From this formula in the book, we know that r is related to the volt-second product,...
After unboxing, verify the BOX function through the APP and take a photo with the sensor in use.
Unboxing and charging
APP installed successfully
DEMO 1
DEMO 2
DEMO 3
Signal StrengthChargingThe device...
Solar light guide is a new energy-saving lighting product that uses a convex lens similar to a satellite antenna to concentrate sunlight and transmit it through optical fiber. The advent of the sol...[Details]
For ARM embedded system beginners, their hearts must be full of doubts and confusions, and they are looking forward to finding answers to many questions. For example: 1. What should I learn about emb...[Details]
Virtual Instrument Overview
Figure 1-1 iMac media player software
An example that can intuitively show the meaning of virtual instruments is the media player on the computer. For people who deal ...[Details]
Affected by the epidemic, the world is more urgent for the development of the Internet of Vehicles. After the epidemic is over in the future, the Internet of Vehicles will also enter a new stage of d...[Details]
A club in SCU's School of Electronics and Information holds a boat model competition every year. Because I was lazy during last year's boat model competition, I bought a ready-made remote control (...[Details]
This is the byte alignment keyword. It was not required when using the ADS compiler before, but it needs to be added when using the later Keil compiler (for example, when using the Zhou Ligong templat...[Details]
According to the news from Jiwei.com, recently, according to the foreign media Foss Patent, OPPO's counter-suit against Nokia for infringement of four 5G patents has been filed by the courts of Man...[Details]
STVD New Construction 1. Open ST Visual Develop software 2. File-NewWorkspace—Create workspace and project 3. Click "OK" to specify the workspace name and workspace path 4. Click OK, specify the proj...[Details]
BYD has obviously accelerated the pace of intelligent driving in cars. The rapid growth of basic sales volume, the maturity of domestic smart driving solutions and the need to achieve breakthroughs...[Details]
AB Dynamics, a supplier of automotive test systems, has launched a new static driving simulator, the aV DS -S, which brings unprecedented immersion to automotive test drivers and improves its growing...[Details]
1. Overview:
Electronic sphygmomanometers are currently widely used and promoted due to their advantages such as non-invasiveness, simple operation and portability. There are many methods for ...[Details]
The interrupt system of 80C51 has 5 interrupt sources (8052 has 6), 2 priorities, and can realize two-level interrupt nesting. The structure of the interrupt system of MCS-51 series microcontroller is...[Details]
The purpose of this study: 1. Learn the basic operations of STM32 chip GPIO 2. Re-encapsulate the relevant functions of GPIO for later development The GPIO schematic diagram of the development boar...[Details]
In 2022, the automobile industry withstood the pressure of the supply chain, overcame numerous difficulties, and achieved production and sales growth against the trend in the second half of the year,...[Details]
PCB Design
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