Because my company's products need network transformer connectors, I found a Taobao merchant, but the subscripts (as shown in Figure 15/28) are not quite the same. The seller said that I don't need to...
1. Introduction to commonly used capacitors 1. Electrolytic capacitors: Most are above 1μF and are directly represented by numbers. For example: 4.7μF, 100μF, 220μF, etc. The two poles of this capacit...
I use FSMC and DMA interrupts to display the LCD, but I find that the image I display moves on the screen and flickers continuously. The LCD is a mixture of VH and DE. How can I solve this problem?...
[table=98%] [tr][td][float=right] [/float] When starting mjpeg-streamer, the following error occurs. How can I modify it to load v4l? Thank you for your advice i: Using V4L2 device.: /dev/video0 i: De...
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]
1. Introduction
Electronic scales are gradually replacing traditional measuring tools like springs and balances in everyday life, such as electronic price computing scales and electronic weigh...[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]
Permanent magnets are essential components in a wide range of household and industrial devices. They are particularly crucial in the renewable energy sector, including electric vehicle motors. Curr...[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]
According to Nikkei, Japan has performed poorly in responding to China's power semiconductor challenges.
There are five major companies in Japan's power chip market: Mitsubishi Electric,...[Details]
Common methods for troubleshooting roller press bearing wear include repair welding, thermal spraying, brush plating, and scrapping and replacement. However, these methods are often subject to asse...[Details]
The drive shaft is the shaft in a universal joint that transmits power. As a high-speed, low-support rotating body, its dynamic balance is crucial. Generally, drive shafts undergo dynamic balancing...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
Servo motors, also known as actuator motors, serve as actuators in automatic control systems, converting received electrical signals into angular displacement or angular velocity output on the moto...[Details]
The term "remote meter reading" literally emphasizes remoteness. But how far is remote? One kilometer? Two kilometers? Those aren't considered far at all. Currently, the longest distance for ...[Details]
What is the difference in response time when the output uses cyclic refresh and direct refresh?
The time required from when the PLC receives an input signal to when the PLC outputs a con...[Details]
From August 8 to 12, 2025, the highly anticipated 2025 World Robotics Conference (WRC) will be held at the Beiren Yichuang International Convention and Exhibition Center in the Beijing Economic and...[Details]
In the laboratory material transfer scenario, Jingshi Fuhe has solved core problems such as precise grasping, environmental adaptability and process collaboration through technological innovation...[Details]
Recently, a research team from Shandong University and Huawei Technologies Co., Ltd. achieved a significant breakthrough in the field of power semiconductors. Using fluorine-ion implantation termin...[Details]
Microcontroller MCU
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