Whether you use the ping command or the tftp command, it always displays CS8900 Ethernet chip not found?!
I looked at uboot1.1.6/include/configs/smdk6410.h, and it is indeed configured to use CS8900 f...
:loveliness: Can this diagram achieve the effect of temperature detection? I want to use a c51 and 4 DS18B20 to make a multi-point temperature detection system. Is there any expert who can help me pro...
The whole process of power supply design [align=left]This time, a 13.2W power supply is taken as an example[/align][align=left]Input: AC90~264V[/align][align=left]Output: 3.3V/4A[/align][align=left][b...
I found a problem when the SIM300 module was sending SMS in PDU mode. I searched and found that someone had raised this problem before using the SIM100 module, but the problem was not solved. So I ask...
I have been hearing friends talking about 6Lowpan, now I can learn more about it: LS company analyzed and summarized the differences between IPv6/6Lowpan and Zigbee protocols, and pointed out the adva...
A line scan lens is an industrial lens used with line scan cameras. Its imaging principle is to capture the image of the workpiece using a linear sensor and then perform digital signal processing t...[Details]
Long ago, the lifespan of cars in my country was 15 years. Once a car reached 15 years old, it was forced to be scrapped. However, the policy was later changed. As long as the car does not exceed 6...[Details]
For autonomous vehicles to safely navigate the road, they must identify far more complex objects than just traffic lights, pedestrians, and other familiar objects. Among these obstacles is a crucia...[Details]
In June 2014, the Ministry of Industry and Information Technology issued 4G FD-LTE licenses to China Unicom and China Telecom. Together with the 4G TD-LTE licenses issued to China Mobile, China Uni...[Details]
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According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
One of the most core components of electric vehicles is the motor. The power supply provides electrical energy to the motor, which converts this electrical energy into mechanical energy, which in t...[Details]
UPS stands for Uninterruptible Power Supply, which includes energy storage devices. It is mainly used to provide uninterruptible power supply for devices that require high power stability.
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Compared to cloud databases, minicomputers are purpose-built for decentralized, rugged computing at the edge of the network. By moving applications, analytics, and processing services closer to the...[Details]
China, August 21, 2025 – STMicroelectronics (NYSE: STM), a world-leading semiconductor company serving a wide range of electronics applications, has published its IFRS 2025 semi-annual financial re...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
With the increasing popularity of automated equipment, linear modules, a common auxiliary device for automated equipment, have also seen a bright future. In particular, in recent years, many small ...[Details]
Previously, Positive Motion Technology shared with you the firmware upgrade of motion controller, ZBasic program development, ZPLC program development, communication with touch screen and input/out...[Details]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[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 driving mode is not unfamiliar to vehicles. According to the driving mode of the vehicle, there are front-wheel drive, rear-wheel drive and even four-wheel drive. Four-wheel drive is a major se...[Details]