This is a boost circuit, which outputs DC high voltage at R4 and R5. 1. Is this circuit wrong? 2. What is the use of R3 in the figure? 3. Is this D2 diode wrong? Please help me, thank you!...
Recently, due to project reasons, I used TI's MSP430F149 microcontroller. During the use, I encountered some problems with power consumption. This article is used as a record.
Problem description: Aft...
As the title states, 5G requires a lot of infrastructure, and the United States is vast and sparsely populated. Is it possible to directly use satellites to lay out 6G?1. What are the differences betw...
After reading the first five chapters of the book, I feel it is very good, from the basics to the practical. As the saying goes, there are a hundred Hamlets in the hearts of a hundred readers, and eve...
How to calculate the volume under standard conditions (15 degrees Celsius) if you know the volume under working conditions?
I couldn't find the expansion coefficient online....
I am a beginner. If there are any mistakes or inappropriate places, please correct me. Let's learn together.
I recommend a good place: TI's official MSP430 exchange community http://www.deyisupport.c...[Details]
The world of business is changing rapidly, and it will change even faster in the coming years. Today, consumers expect a consistent buying experience across all retail channels: physical stores, onli...[Details]
Zhang Zezhi's three-person team won the "TI Cup" championship When he was seven years old, Zhang Zezhi watched "Iron Man" with his brother and became fascinated with electronic products. He ofte...[Details]
Let me first introduce NFS: NFS is the abbreviation of Network File System. It is a protocol used for distributed file systems, developed by Sun and released to the public in 1984. Its function is to...[Details]
Oscilloscopes are like the eyes of electronic engineers and play a vital role in their work. As the leader among domestic oscilloscopes, Puyuan oscilloscopes are favored by more and more customers. H...[Details]
Based on the code in the previous lecture, according to common sense, when the variable has not reached 10, digital tubes 1 and 2 should not be lit, that is, the high position does not display 0. ...[Details]
Safety capacitors are a more familiar type of capacitor family, usually used in power supplies, and various home appliances such as TVs also have safety capacitors. Before the emergence of safety c...[Details]
1. From the appearance, there are no cracks on the magnet and no signs of burning on the magnetron head. 2. Use a multimeter to measure the resistance of the two terminals to see if it is less than 1...[Details]
On January 13, according to South Korea's ETNEWS, Samsung had a secret booth at CES in Las Vegas, USA, where it secretly showed prototypes using flexible OLED displays to some customers. The ...[Details]
Yesterday morning, Meizu officially announced that it will hold a new product launch conference on March 3 to officially launch the Meizu 18 series flagship mobile phones, including two models: Meizu...[Details]
Written in front: My blog has been moved to my own server: Blog Portal. The CSDN blog is temporarily suspended. If you are interested in machine learning, you are welcome to take a look. In additio...[Details]
1.
Notes
on switching
LED
electronic display screen:
1. Switching sequence:
When opening the screen: turn on the machine first, then open the screen.
When turning off...[Details]
Introduction
Flat panel displays are everywhere. Whether it is in the terminal equipment at home, in the office or in the store, or even in the car, you can see flat panel displays. One of the...[Details]
Non-contact temperature sensor, also known as infrared temperature sensor, is a sensor that determines the temperature of an object by measuring the infrared radiation emitted from the surface of t...[Details]
Power technology
京公网安备 11010802033920号
EEWORLD
