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...
On July 5, 2019, the "2019 China Automotive Connectivity and Vehicle-Road Collaboration Conference" hosted by UBM Creative, CCIA Intelligent Connected Vehicles Committee, and Zozhi Auto was held in ...[Details]
Multimeters are often used. This section explains how to test short circuits, open circuits, and leakage problems in circuits, and how to use a multimeter to measure short circuits and open circuit...[Details]
Only by unraveling the mystery can we avoid being confused and see the full picture of the incident. Recently, a piece of news about Lei Jun’s “10 billion” salary went viral on WeChat Moments. F...[Details]
Recently, affected by the epidemic in Malaysia, the global supply of automotive chips has tightened again, and the production of many vehicle manufacturers has been affected. Not long ago, when NIO a...[Details]
As the backbone of China's independent automobile brands, Zotye Auto has always regarded technological innovation as one of the company's strategic supports. Not only has it never stopped its techn...[Details]
In May 2018, at the Build conference, Microsoft announced the open preview of Project Brainwave, an architecture for deep neural network processing that can be used in Azure and edge environments, an...[Details]
1. Use proteus to draw a simple circuit diagram for subsequent simulation 2. Programming /*********************************************************************************************************...[Details]
1 Introduction
The rapid development of modern science and technology has put forward higher and higher requirements for test and measurement , which are mainly reflected in the aspects of mult...[Details]
LG Display released its second-quarter financial report showing that due to rising LCD panel prices and improved OLED panel business, it achieved a net profit of 423.8 billion won in the quarter, an ...[Details]
Metrological verification instruments are mainly used to verify and calibrate whether the sensors of instruments used in daily scientific research and industrial production meet the use standards. In...[Details]
Beurergone Technology Co., Ltd. (hereinafter referred to as "Beurergone"), a domestic smart massage small appliance company, landed on the Shanghai Stock Exchange Science and Technology Innovation Bo...[Details]
Tire molds are used to mold tires, and their processing quality is very important for tire production. In order to produce good tires, high requirements must be placed on the processing quality of ti...[Details]
Recently, Calterah, the global leader in CMOS millimeter-wave radar SoC chips, announced the completion of a round D financing of hundreds of millions of RMB. This round of financing was led by Nat...[Details]
On March 23, Shanghai Electric Co., Ltd. announced that it would temporarily suspend the construction of a new high-rise, high-density interconnect laminate research and development and manufacturing...[Details]
Soft starter undervoltage fault is one of the common problems in electrical systems. This article will introduce the causes, diagnosis methods, treatment measures and prevention measures of soft st...[Details]
PCB Design
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