This is a parallel voltage regulator circuit, but I don't understand how to judge whether the op amp is in the amplification state, and how the feedback circuit works? Please help experts:surrender:...
I use evc and want to achieve: store the data received every 0.1 seconds through the serial port and the data received by AD in a CList object, draw two curves according to the time points, and redraw...
Experts, please help me with a very urgent question. I use a C3 800 board to install WinCE6.0 to play videos, but MPG is not supported. What's the matter? I have selected AVI Fliter, MPEG-1 Parser/Spl...
The project requires the use of an RFID card reader under wince. This program queries every 200 milliseconds whether an RFID card is swiped (initiates an invitation). Now, there is a memory leak durin...
The supporting materials are in the directory of "iTOP-3399 Development Materials Summary (excluding CD materials)\10_iTOP-3399 Development Board Linux System Development\PCIE 4G Module Test.zip" on t...
Live broadcast time: July 21 (Thursday) 10:00-11:30 amLive broadcast topic: Typical applications of ADI switch/multiplexer series productsWatch replay: Click to watch
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Q...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]