After the copper is applied, there is an extra layer of PolyRegion. I looked at the previous board and found that there is no such layer. How can I cancel it? Thank you...
Functional requirements: Optimize the boot time of the Raspberry Pi LINUX system, the goal is 5-8 seconds.
Can turn off wifi and no desktop required.
Anyone interested can discuss the price with me.
7...
As the title says, I want to buy a 1642. What is the difference between buying it from the TI official website and from an authorized dealer, except for the price?...
Indoor positioning——UWB ranging and positioning principleWe all know that satellite signals will be seriously affected indoors, which will cause GPS or Beidou to be unable to locate. Therefore, indoor...
The functions of field effect tubes: amplification, modulation, resonance and switching. Field effect tubes are voltage-controlled devices. To judge whether a field effect tube is good or bad: set th...[Details]
Wind power concept stocks are divided into four categories:
The first category is stocks engaged in or participating in the production of wind power equipment, such as Sinovel Wind Power, ...[Details]
According to Jiwei.com news (text/Digital Control), MIUI’s advertisements have always put off many consumers who like Xiaomi, and now the official has finally decided to make changes to MIUI’s advert...[Details]
Aiming at
the problem of output voltage waveform distortion and serious output voltage drop under high power load of inverter power supply,
a
three-loop control strategy with voltag...[Details]
There are many ways to debug embedded applications. Designers can quickly build system prototypes using debugging tools including in-circuit emulators (ICE) and in-circuit debuggers (ICD), helping des...[Details]
On September 18, according to foreign media reports, electric car manufacturer Tesla has deployed Powerpack battery energy storage systems at about 60 Electrify America charging stations, and more ar...[Details]
Users often ask: How to measure electric energy (KWh) with F43B? For users, the measurement of kilowatt-hours is a problem they often encounter.
A:
For a constant load,...[Details]
The automated management and operation system has become an indispensable part of modern enterprises. The video image transmission monitoring system has been widely used in important occasions such...[Details]
According to Jiwei.com, today, China Mobile was awarded a 5G commercial license. In response to the question of when consumers can use 5G and whether consumers need to change their cards, Yang Jie, c...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Microwave burglar alarm
Microwaves refer to
radio waves with a frequency of
f
300MHz
.
The burglar alarm made according to the principle of microwave Doppler...[Details]
Compared with other instruments, pressure instruments have the characteristics of "four mosts" in commissioning and verification, namely, the largest number of equipment, the most complete standard in...[Details]
The "Energy Heart" of the "Perseverance" Probe - Intel Atom® Processor
On February 18, 2021, after flying 293 million miles from Earth, the Perseverance spacecraft fell into ...[Details]
1. Experimental topic: Use P0.0- P0.03 to design a hexadecimal counter that automatically counts between 0-15, and each number lasts 0.2s. The code uses SWITCH statements and for loops to implement t...[Details]
The content of this article mainly focuses on the connotation, function, scale, perspective and data source of autonomous driving vehicle testing scenarios.
01. Scenario elements and sce...[Details]
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