Recently, I used stm32f407 to make a project of audio transmission after decoding mp3 from sd card. The sound card chip used was VM8978, i2s of SPI3 was adopted, and the DMA used was stream5 channel 0...
I just entered the power supply circle. During my internship, I did push-pull. I boosted 18~36V to 450V for stabilization. I added an inductor at the back end, but the spike was very large. I added an...
First, I will make a remote control device. I need to use the materials. I don't know how to use the two. Is it the same as the general connection method? Or are they paired with each other? Thank you...
I have a program that uses an ATmega16 microcontroller. I want to collect external signals through 74hc165, but I can't do it. Can anyone give me some advice? I used the ICCAVR compilation environment...
When PB4.2 downloads the wince system image, the DNW settings should be fine. When using the network port to download, I always cannot find the available network port device when configuring Target->c...
A state machine needs to be saved when power is off. You can program the flash, but it is more troublesome. Are there any special registers that are free?...
Reflow soldering, a common soldering method in modern electronics manufacturing, primarily melts solder paste and pads to form solder joints. With technological advancements, soldering equipment ha...[Details]
As more and more consumers purchase new energy vehicles, the safety of electric vehicles has become a major concern. This has been particularly prominent following a series of electric vehicle fire...[Details]
Long ago, the lifespan of cars in my country was 15 years. Once a car reached 15 years old, it was forced to be scrapped. However, the policy was later changed. As long as the car does not exceed 6...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
Since the beginning of this year, price wars have intensified, new models have been launched one after another, used cars with zero kilometers have become a hot topic, and the industry's internal c...[Details]
Overview
As handheld voice communication devices become more and more popular, they are increasingly used in noisy environments, such as airports, busy roads, crowded bars, etc. In such noisy ...[Details]
While the current industry consensus is that autonomous vehicles are robots and that their systems are managed using robotics-developed thinking, there are also cases where autonomous driving is ac...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[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]
Intel®
Xeon®
6
-
core processors now support the new Amazon EC2 R8i and R8i-flex instances on Amazon Web Services (AWS).
These new instances offer superior performance and fast...[Details]
With the increasing popularity of automated equipment, linear modules, a common auxiliary device for automated equipment, have also seen a bright future. In particular, in recent years, many small ...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[Details]
The drive shaft is a high-speed, low-support rotating body, so its dynamic balance is crucial. Generally, drive shafts undergo dynamic balancing tests and adjustments on a balancing machine before ...[Details]
Compared to gasoline-powered vehicles, electric vehicles have a simpler structure, allowing for greater flexibility in the layout of various components. While electric and gasoline-powered vehicles...[Details]