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Analysis of the relationship between 5G NR modulation order and EVM and system SNR requirements
Mobile communication technology has higher and higher requirements for data transmission rate. One way t...
As a fan of Butterfly, I feel sorry for the shortage and price increase of STM32. But whether you are making products or playing with DIY, you can't ignore the cost (there is a limit to not caring).
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I need to use the effective value of current. I downloaded a flyback transformer calculation table from the Internet, but I don't understand how the secondary peak current is obtained from the output ...
The serial digital tube display module uses the MAX7219 chip to control the 8-bit 7-segment digital tube. It integrates a B-type BCD code encoding multi-channel scanning circuit and segment word drive...
The development method of ESP32S2 is the same as that of ESP32. It supports multiple development methods such as ESP-IDF, Arduino, and PlatfromIO. You can choose according to your own habits. This tim...
The so-called software defined radio (SDR) is a radio that uses digital signal processing technology to define and implement various functions of the radio station on a general hardware platform ...[Details]
With the development of modern electronic technology, the combination digital instruments on mid-to-high-end cars are increasingly using "mechatronic" stepper motors. Stepper motors, also known as ...[Details]
Most non-programmers think software development is very difficult, and it is true, but it is not as difficult as those outsiders understand. In a recent discussion on Quora, programmers shared what t...[Details]
As LED lighting is getting more and more popular, LED driver power supply, as the life support of LED, is also attracting more and more attention. I have always heard many people say that LED power...[Details]
Ultrasonic sensors , as the name implies, use ultrasound to measure distance. The sensor probe emits ultrasound waves, then receives the echo reflected from the target object and calculates the d...[Details]
As a new light source, LED power supply and drive circuit are different from the electronic ballast of fluorescent lamp. The main function of LED drive circuit is to convert AC voltage into DC volt...[Details]
In-vehicle car safety systems prevent car accidents by detecting the presence of adjacent vehicles in the driver's blind spot and alerting the driver of a possible accident. The driver can use this...[Details]
1. Modify the comments of stm8s_conf.h to allow #include "stm8s_flash.h" to compile 2. Modify the injection of stm8s.h to enable the Flash function to run from RAM #if !defined (RAM_EXECU...[Details]
To correctly execute the external interrupt of 2440, generally two parts need to be completed: interrupt initialization and interrupt processing function.
Before executing the interrupt, the ...[Details]
As one of the main infrastructures of vehicles, the importance of electronic and electrical architecture is even more prominent under the current trend of intelligence and electrification. Previous...[Details]
According to news on February 20, Samsung Electronics’ chip foundry department announced a cooperation with Arm to jointly develop and optimize the next generation Cortex-X core. According to reports...[Details]
Digital blogger @豚然熊猫 revealed today that Huawei Nova9 will be equipped with Kirin 990E 5G chip instead of 990 5G chip. When Huawei released the new Mate40 series, Huawei also released a re...[Details]
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Kollmorgen AGV is one...[Details]
Data rates are increasing rapidly, test methods are becoming more complex, and test margins are shrinking. These factors are forcing memory designers and engineers to face new challenges when debuggi...[Details]
On October 19, the CHIPOL GUANGAN ship docked at Dachan Bay Terminal successfully left the terminal after loading 105 world-class containerized energy storage system units (i.e. energy storage cabinet...[Details]
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