I have already placed copper on the top layer, and now I want to mirror the copper on the top layer to the bottom layer, while keeping the copper on the top layer. How can I do this? I have tried drag...
The OLED_12896_GR_Lib function is used to draw basic graphics on the OLED display on the development board. It includes a series of functions such as drawing points, lines, circles, and rectangles. Al...
When we do projects, we usually configure GPIO to the highest frequency, but this highest frequency has never been measured.
Ideally, the main frequency should be around 120M and the 50M flip should b...
Moderator:I made a card with vc33-120, the external crystal array is 12m, 5 times frequency, the timer interrupt is set to 30000, theoretically calculatedMy timer interrupt should be 1000hz, but it is...
Smart meters are an important part of today’s smart grid. A smart grid does more than just support power generation and distribution; it is an ecosystem consisting of Internet of Things (IoT) technolo...
[font=微软雅黑][size=3]Just saw that there is a pre-sale promotion for Tektronix's new TBS2000 oscilloscope. The new product is sold through Tektronix's brand flagship store and authorized partner stores ...
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
Based on a survey of more than ten intelligent robot companies, this article sorts out and analyzes the current development status of the intelligent industry and the challenges and differences it ...[Details]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
1 Source of creativity
With the further development of electronic technology, electronic pets have gradually entered people's family life. At present, there are two main categories of relative...[Details]
With the development of science, the use of variable frequency technology is becoming more and more widespread, and it is used in both industrial equipment and household appliances. Inverter air co...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
Chinese characters are extensive and profound, and there are many different names for ESD tubes. How many of them do you know?
As far as I know, ESD diodes are currently known as ESD p...[Details]
The range of an electric vehicle is crucial to the driving experience, and range anxiety is a common headache when driving an electric vehicle. Although the latest electric vehicles can achieve a r...[Details]
Summer is the peak season for buying and using air conditioners. Do you pay attention to the energy efficiency of your air conditioner? Did you buy a DC inverter air conditioner? Do you know the re...[Details]
As a core component of electric vehicles, power batteries, like batteries for other electronic products, inevitably experience degradation after a certain period of use due to their characteristics...[Details]
ESD protection diodes are specialized for small-signal ESD protection or surge protection TVS arrays, often used for multi-circuit protection. Their small package size, low on-state voltage, high i...[Details]
Deep in the laboratory, a seemingly ordinary piece
of
battery
material
was fed into the China Advanced Research Reactor (CARR). Scientists activated the neutron depth profiling device,...[Details]
New energy vehicles are a trend and a hot topic in the current automotive market. Driven by enthusiastic promotion from automakers and supported by government policies, these vehicles have seen rap...[Details]