Based on the STM32 microcontroller, the photoelectric encoder is used to measure speed. The photoelectric encoder rotates but the number of pulses displayed on the serial port is always 0. The code is...
Only Plug and Play drivers can issue IOCTL_STORAGE_QUERY_PROPERTY requests. Legacy drivers should use IOCTL_SCSI_GET_INQUIRY_DATA and IOCTL_SCSI_GET_CAPABILITIES to get inquiry and capabilities data. ...
Use multiple MCUs to control the work of several MCUs to realize home automation control diagram. Here is http://www.motoyes.net/bbs/viewthread.php?tid=160710&extra=page%3D1. Please help to check it o...
Bachelor degree or above, more than 5 years of work experience, at least able to communicate in English, and understand professional English terms. Familiar with high-speed circuit PCB wiring Familiar...
Recently, in order to improve the conversion efficiency, I used a MOS rectifier circuit, and encountered a puzzle. The reference ground of the primary and secondary output rectifiers of the coupling t...
What I want to ask is 1. After downloading the program, the serial port does not display the temperature value, but only repeatedly displays garbled characters. 2. How to use the software to debug and...
On August 24th, Jin Yuzhi, CEO of Huawei's Intelligent Automotive Solutions BU, announced the first automotive application of Huawei Qiankun's unique Limera technology. This technology eliminates t...[Details]
Flip-chip and ball grid array (BGA) are two widely used packaging technologies in the electronics industry. Each has its own advantages and limitations, and in some cases, they can complement each ...[Details]
Most of the houses we live in now are elevator buildings, mainly because it is more convenient to go up and down the stairs! It can also make life more comfortable. It even helps to increase the ad...[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]
On August 25th, SK Hynix announced that it has completed development and entered mass production of its 321-layer, 2Tb QLC NAND flash memory product. This achievement marks the world's first applic...[Details]
According to foreign media reports, BMW has just been granted a patent for a screen that could cover the entire roof. BMW hopes to transform at least a portion of the vehicle's headliner into a dis...[Details]
On August 22, according to the Ministry of Industry and Information Technology's official website, my country's first mandatory national standard for the control of hazardous substances in electric...[Details]
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Sonar imaging is of great significance in marine resource development and defense. Its long range, intuitive display of the observed area, and target identification make it widely...[Details]
Electric vehicles are becoming increasingly popular, with increasingly longer ranges. There are two ways to charge electric vehicles: slow charging and fast charging. Which is the most suitable? Sl...[Details]
Tires are a very important component for cars. They are related to the driving experience of the vehicle. We are almost inseparable from cars in our daily lives. For tires, according to the role of...[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]
A multilevel inverter converts a DC signal into a multilevel staircase waveform. Instead of a straight positive-negative output waveform, the output waveform of a multilevel inverter alternates in ...[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]
There are many motors that can use thyristor speed control, and they can be used in almost all industries. Various types of motors, such as fans, pumps, AC motors, DC motors, torque motors, single-...[Details]
Consumer demand for premium listening experiences has driven rapid evolution in the wireless headphone market in recent years. Hybrid designs, which utilize two drivers per earbud to enhance sound ...[Details]