Without saying anything more, I'll post the code first, the picture effect, and the attached download project. You can run it in Qt Creator. The version I use is 4.7.0Operation effect:Code/*Set window...
[color=rgb(68,68,68)][backcolor=rgb(238,238,238)] I would like to ask you experts, if the serial port sending function is as follows: send a character to the PC void Send1Char(char sendchar) { while (...
I'm working on a project recently, 51 control digital tubes, the chip used is MAX7219 cascade mode, 9 cascade drive 69 digital tubes (8 chips drive full 8 bits, one chip only drives 5 bits), there are...
I would like to ask you, the 250W high pressure sodium lamp street light used to have no compensation (power factor was 0.5), the stable current was 3.8A, now after compensation the power factor becom...
Use the CH582 development board as the GATT server to provide data read and write operations. In this way, you can establish a connection with it through a mobile phone and perform read and write oper...
Principles of Operating Systems Tian Lihua, Xi'an Jiaotong University : https://training.eeworld.com.cn/course/5839The course of operating system principles mainly introduces the design methods and im...
The problem of dynamic sealing of equipment always exists with the operation of the equipment. Today, we have specially sorted out the various commonly used sealing forms, usage scope and character...[Details]
introduction
Bluetooth technology is a short-range wireless communication technology designed to replace wired cables. It is a wireless communication technology standard developed by the SIG, ...[Details]
1 Introduction
In the mid-1960s, American scientist Maas conducted extensive experimental research on the charging process of open-cell batteries and proposed an acceptable charging curve for ...[Details]
Amidst the wave of intelligent automotive transformation, advanced driver assistance is gradually emerging from cutting-edge technology into the mainstream, becoming a new frontier of industry comp...[Details]
When discussing autonomous driving technology, there are often two extremes: on the one hand, there's the vision of "fully autonomous driving," while on the other, there's concern about potential s...[Details]
Charging is a familiar process for new energy vehicles, and as a source of battery energy, charging piles are crucial. New energy vehicle charging can be divided into fast charging and slow chargin...[Details]
With the continuous development of the industrial automation industry, we are seeing an increasing number of intelligent devices using flexible, efficient, and precise robotic arms to p...[Details]
During daily operation of an R-type power transformer, the voltage used varies as the equipment being used adjusts. This raises the question: can the transformer change voltage at this point? The a...[Details]
Over the past decade, the narrative surrounding fuel vehicles has been one of decline and replacement. Under the onslaught of new energy vehicles, traditional automakers have been forced to acceler...[Details]
Plug-in hybrid vehicles (PHEVs) utilize two powertrains. Their pure electric range is typically inferior to that of pure electric vehicles, often reaching less than half that. Currently, mainstream...[Details]
For self-driving cars, LiDAR is the sensory organ that allows them to "see the road." Simply put, its operating principle involves sending out a laser beam, receiving the echo, and ultimately gener...[Details]
Renesas Electronics introduces a new USB-C power solution with an innovative three-level topology.
Improve performance while reducing system size
New solution combines excel...[Details]
Blackfin® 16-/32-bit embedded processors offer high performance, low power consumption, flexible software features, and scalability, making them suitable for converged applications such as multi-fo...[Details]
The motor is a very important component for new energy vehicles. In terms of vehicle power, pure electric vehicles use electric motors instead of traditional diesel/gasoline engines. For electric v...[Details]
This new standardized, pre-integrated computing platform is designed to accelerate chip development, reduce development costs, and provide scalable software to power the AI-defined car.
...[Details]
Embedded System
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