Previously, it seemed that the CD-ROM mailing service was only available to university students. People who work cannot get the CDs, so naturally they cannot see the content.I recently got the downloa...
I just found a MAX7219 digital tube, as shown in the figure , so I took GD32 to test it, and modified it with the GPIO_LED routine of the demo routine. Copy the entire GPIO_LED directory, change the n...
Congratulations to EE for its 10th anniversary. I have also been in the industry for 3 years. I entered university in September 2012 and registered on the forum for the first time in June 2013. At tha...
When designing a power amplifier (when the latter stage carries a very small load), the power is about 10W and the load is 8 ohms. Which MOS power tubes are generally used? What else should be paid at...
[align=left]English proficiency directly determines the height of development in the IT industry - sharing of English speaking experience that allows technicians to pass interviews smoothly[/align][al...
[font=仿宋, 仿宋_GB2312][size=5] [/size][/font] [font=仿宋, 仿宋_GB2312][size=5]Speaking of the lively New Year in Northeast China (in the countryside), I remember when I was a kid, we would slaughter a pig e...
With the rapid development of technology, automotive intelligence is increasing at an unprecedented rate. This not only enhances vehicle functionality and comfort, but also places higher deman...[Details]
introduction
Sonar imaging is of great significance in marine resource development and defense. Its long range, intuitive display of the observed area, and target identification make it widely...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
The transition to SDVs (software-defined vehicles) involves more than just replacing parts; rather, it involves the organic connection of various elements, from internal vehicle systems to ext...[Details]
System Principle
According to the average imbalance rate of the branch three-phase phase line load and the average value of the branch phase line current, the adjustment of the phase line load...[Details]
introduction
Whether in the automotive entertainment or home theater system markets, consumers continue to demand more channels and speakers, each capable of handling higher audio po...[Details]
Using the STM32F103 as a microprocessor, a low-cost wireless WiFi music player system was designed. This system, combined with the WM-G-MR-08 (wm631) module for WiFi data reception and the VS1003B ...[Details]
When installing circuits, we all hope to have a safe and protective electrical appliance. Circuit breakers and circuit breakers are such a thing. As we all know, a circuit breaker is an elect...[Details]
1. When the variable frequency motor stops, the heat source is gone, and the radiation and heat conduction functions of the heat dissipation components themselves are sufficient to ensure that the ...[Details]
In recent years, portable electronic devices such as mobile phones, digital cameras, music players, tablets, ultrabooks, and laptops have become almost a necessity, raising safety concerns. Besides...[Details]
2. LED display structure and classification
By properly connecting LED chips (including series and parallel connections) and employing appropriate optical structures, light-emitting segments o...[Details]
With the country's encouragement and development, the number of new energy vehicles has increased rapidly. With the continuous improvement of infrastructure and other aspects, more and more people ...[Details]
The mobile computing model pioneered by smartphones has dramatically changed users' understanding of computer usage, and they are increasingly reliant on mobile computing technology to navigate the...[Details]
Microcontroller MCU
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