As the name implies, it is a serial peripheral interface. SPI is a high-speed, full-duplex, synchronous communication bus. The standard SPI also uses only 4 pins and is often used for communication be...
Correct switching power supply PCB layout becomes very important.
In many cases, a power supply that is designed perfectly on paper may not work properly during the first commissioning because there a...
A diagram that uses circuit component symbols to represent circuit connections is called a circuit diagram. A circuit diagram is a schematic layout diagram that uses physical electrical standardized s...
The external device connection interface includes the external memory connection interface (EMIF), the host interface (HPI), etc. The external memory interface is mainly used to connect with parallel ...
As a commonly used spectrum analysis tool, Fast Fourier Transform (FFT) realizes the conversion from time domain to frequency domain and is one of the most commonly used basic functions in digital sig...
In fact, it is an LED light strip, which is made into various specifications by connecting in series and parallel, and the surface is covered with yellow fluorescent powder....
The demand for electrical energy has increased exponentially over the past century. This has placed a greater emphasis on the performance and efficiency of power supplies used in everyday electronic...[Details]
A servo motor is a motor whose position, speed and acceleration can be precisely controlled by a controller. A servo motor is usually composed of a motor, an encoder, a controller and other parts. ...[Details]
1. Basic knowledge of serial communication The CPU needs to exchange information with other external devices, and sometimes a computer also needs to exchange information with other computers. This ...[Details]
TSMC announced in April this year that it will invest US$2.8 billion to expand its Nanjing plant. According to TSMC's plan, the Nanjing plant will produce automotive chips using 28 nanometers and oth...[Details]
1 Introduction
White light LED is based on blue LED as the light source. A part of the blue light emitted by the blue LED is used to excite the phosphor, so that the phosphor e...[Details]
Since FL2440 comes with 128M NAND flash, but only 60M is allocated to the Linux file system, and there are many library files in the system, the file system is too large.
There are two possible solut...[Details]
The U.S. space program made history as NASA astronauts Robert Behnken and Douglas Hurley arrived at the International Space Station (ISS) aboard a SpaceX DM-2 Crew Dragon, marking the first time a co...[Details]
Examples of using plural forms in VC (Usage 1 is recommended)
Usage 1
#include math.h
#include complex
using namespace std;
typedef complex double Complex;
int main(int argc, char* argv )
{
Co...[Details]
According to Jiwei.com, after K40, K40 Pro and K40 Pro+, the Redmi K40 Game Enhanced Edition was officially released. It is equipped with the latest MediaTek Dimensity 1200 chip and has 67W fast char...[Details]
Recently, Genesys has expanded its partnership with Microsoft to help companies’ contact centers provide customers with an excellent interactive experience through new cloud services. By implementing...[Details]
1. Prepare the framework In order to make the program more scalable, reflect the characteristics of "high cohesion and low coupling", and be compatible with various types of LCDs, if there are two si...[Details]
Recently, Shanghai Semiconductor Equipment and Materials Fund announced that it has successfully acquired a stake in Huazhuo Precision Technology. According to Huazhuo Precision Technology's official...[Details]
introduction This article comes from a locomotive intelligent temperature measurement project (the functional module is shown in Figure 1). In trains or other important electrical occasions, the temp...[Details]
A device that can emit lasers. In 1954, the first microwave quantum amplifier was built, which obtained a highly coherent microwave beam. In 1958, AL Schawlow and CH Townes extended the microwave q...[Details]
Auto-coupling step-down starting and soft starting are two common motor starting methods. They each have their own advantages and disadvantages and are suitable for different application scenarios....[Details]
Microcontroller MCU
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