This section has added some new categories for everyone to interact with:Gift: Many friends have some unused boards and items that can be given to friends in the forum;
Exchange: to hope to exchange o...
ce 5.0 USB driver USBDeviceAttach function uses LocalAlloc (LPTR, sizeof (struct pointer)) My current problem is: when the driver is loaded, it usually gets an exception at LocalAlloc, not necessarily...
Device drivers interact directly with hardware or virtual devices, packaging the operations on hardware or virtual devices into a set of operating system calls and completely hiding the programming in...
Speaking of the difficulties of switching power supplies, PCB layout is not a big problem, but if you want to lay out a good PCB board, it must be one of the difficulties of switching power supplies (...
for(i=0,j=0;i<10;i++) { j++; } What is the final value of j? I personally feel that it should be j plus 1 once in the loop, but the experimental result is j = 1, why? j = 0 is just the initial value, ...
1. Purpose In actual product release, if the program stored in the MCU Flash is not protected, some illegal companies may read the program in the Flash through an emulator (J-Link, ST-Link, e...[Details]
On the eve of Qingming Festival, the trade friction between China and the United States is on the rise. Let's follow the automotive electronics editor to learn more about the relevant content. Ba...[Details]
On April 16, the U.S. Department of Commerce announced that it would ban U.S. companies from selling parts, goods, software, and technology to
ZTE
for seven years, until March 13, 2025.
Th...[Details]
Since the first draft of the 5G
NR standard was officially launched at
the end of 2017
, the
5G
commercialization process has taken a substantial step forward. From that moment on, mo...[Details]
The parking assistance system is an important application of the active anti-collision system of automobiles in low-speed and complex urban environments, and is also a specific embodiment of the inte...[Details]
I slightly changed the lyrics of Yu Quan's song "Running", which seems to be
a reflection of the current state of
Huawei Cloud
. At the annual Huawei Analyst Conference held on April 17,
Zh...[Details]
Nowadays, everyone is saying that "technology is people-oriented". The essence of the development of technology is to serve the improvement of the quality of life of human beings. Automated driving...[Details]
Autonomous driving
and
5G
are the two hot topics that global companies and media are paying the most attention to, and the combination of the two is the focus of everyone's attention....[Details]
1 Introduction Due to the special working environment of coal mine production, the production process is more dangerous and unsafe than the general industry. With the continuous increase in c...[Details]
Every era has anxiety that has nowhere to go. Let's follow the embedded editor to learn about the relevant content.
The anxiety of the post-Internet era is that if you don’t revolutionize ...[Details]
On May 16, in response to
the public opinion storm caused by
Lenovo's
"
5G
voting" incident,
Lenovo
Holdings Chairman and
Lenovo
Group Founder Liu Chuanzhi, Lenovo Gr...[Details]
According to MEMS Consulting, single-chip radar system-on-chip (SoC) is becoming one of the most popular new sensors . Its widespread adoption in automobiles has greatly increased sales, thereby pr...[Details]
environment: Host: XP Development environment: MDK4.23 MCU:STM32F103CBT6 illustrate: Collect AD through pins PA1 and PA2. Collect AD 10 times for each channel. #include "ad_driver.h" //Global ...[Details]
1. What is PWM What is PWM? Professionally speaking, it is pulse width modulation. In layman's terms, it is the continuous output of high and low levels. For example, the microcontroller outputs...[Details]
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