The crystal pins are black because of improper storage and oxidation. We can see that there are some black spots on the metal surface. The black spots are the result of rust caused by the metal parts ...
I have worked for two years and can basically use MSP430, LPC1768, LPC1343 microcontrollers proficiently, and can use PROTEL to draw schematics and PCB. I am now in Nanjing studying for a first year o...
[i=s]This post was last edited by dontium on 2014-7-10 11:56[/i] First, the pictures:Picture (board) description: The board is a DSP image processing board, 5V power supply, with JTAG interface positi...
[font=宋体]I was bored today, so I attended an event online. Feng Xiaogang's movie Big Shot happened to be playing on TV, so I adapted a line from it, which is about a notebook. I wrote it down to make ...
I still remember the forum activity a few days ago: " Free draw! Tektronix will build your first oscilloscope in your life! "Tektronix says: "These oscilloscopes are the result of decades of hard work...
FreeRtos is a free operating system. I think it will be better than [u]UCOS in the future because I heard that UCOSIII will not release the original code. [/u] I wanted to find a FreeRtos port from th...
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
In recent years, the government has increasingly supported electric vehicles, and the number of electric vehicles has increased. Observant drivers will notice that there are many more green license...[Details]
According to foreign media reports, secondary battery materials company POSCO Future M announced that it has successfully developed two experimental (prototype) positive electrode materials for the...[Details]
This paper proposes a temperature real-time transmission and display solution based on LED optical data transmission, with Jingwei Yager low-power FPGA HR (Yellow River) series as the main controll...[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]
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]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[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]
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]
There are more and more electric vehicles. Recently, I have heard some news about electric vehicles performing poorly in winter. I would like to briefly introduce whether heat pump technology is mo...[Details]
introduction
The rapid adoption of computers has led to a growing number of tasks being performed on them. People from all walks of life, especially programmers and writers, are spending incre...[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]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[Details]