This is a very basic question, but I have read too many Baidu explanations and I am confused. I only know the approximate values. I would like to ask everyone, how to calculate the specific calculatio...
The first function is: CFFT_f32_sincostable(cfft)
Among them, cfft is one of the above structures. The function of this function is to calculate the conversion factor of Fourier transform. From the fo...
If the IN1 wiring length is 100 meters, is it better to connect IN1 like this, with the negative pole for 100 meters, or is it better to pull the 12V positive pole for 100 meters?
I'm just curious, I ...
At present, a new round of scientific and technological revolution represented by new energy, new materials, artificial intelligence, etc. is having a significant and far-reaching impact on the globa...[Details]
According to foreign media reports, forensic software developer Elcomsoft has just updated its toolkit to allow partial data extraction from unlocked iPhone devices running iOS 12 to iOS 13.3....[Details]
Power supply is an indispensable part of all electronic products. Power supply is divided into switching power supply, linear power supply and other types. Among them, switching power supply has bec...[Details]
C51 has three loop statements, while, do-while and for. These three loops can be used to handle the same problem and can basically be replaced by each other. However, since C51 is a compiler for 51 as...[Details]
More and more automotive applications are deploying camera systems and camera interface technologies to assist drivers and enhance the driving experience. Traditional rear view camera (RVC) systems w...[Details]
LED (Light Emitting Diode) is one of the fastest growing industries in the world today. The characteristics of LED high brightness, low energy consumption and long life make LED display screens hav...[Details]
1. Why use serial port? The last article I wrote was on January 20th, and it’s June 7th today, so I haven’t updated in half a year. What happened in the past six months? After the Chinese New Ye...[Details]
For people who use MCU, it is not necessary to understand the mechanism and connection of HCS12(x) memory map. Because if you do not systematically study courses such as operating system and compiler...[Details]
Spectrum analyzer is one of the commonly used electronic measuring instruments. Its function is to distinguish the various frequency components in the input signal and measure the frequency and power...[Details]
You need to install two software, MPLAB X IDE v5.50 and xc8-v2.32-full-install-windows-x64-installer For simulation, you can also install proteus software 1 Installation of MPLAB X IDE v5.50 Softwa...[Details]
From June 25 to June 26, 2021, the 5th Jiwei Semiconductor Summit was held in Haicang, Xiamen. With the theme of "Heart and Chip are in Harmony, Changes are Kunpeng", this summit provided efficient c...[Details]
Organic light-emitting display (OLED) is a new generation of flat panel display technology based on organic electroluminescent materials. Compared with traditional display technology, OLED has almo...[Details]
ARM instruction set-coprocessor instruction details
ARM can support up to 16 coprocessors, whose main functions are: ARM processor initialization, data processing operations between ARM...[Details]
Dual-port RAM is used to implement the data exchange interface circuit between DSP and PCI bus chip.
A hardware design scheme using CPLD to solve dual-port RAM address decoding and PCI interfa...[Details]
From October 16 to 17, Shandong Provincial Party Committee Secretary Lin Wu emphasized during his research in Yantai that we must thoroughly study and implement General Secretary Xi Jinping’s importan...[Details]
PCB Design
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