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...
According to foreign media reports, Ford Motor has applied to the U.S. Patent and Social Security Administration (USPTO) for a patent for a remote vehicle control system that may be used in future ...[Details]
On August 23rd, Geely's subsidiary, Jiyao Tongxing, announced it has the industry's largest advanced production capacity for tandao
batteries
, with eight production bases across China. Jiy...[Details]
When you are happily watching NBA or football, your wife asks you to turn off the lights in the bedroom. Would you be depressed? Of course, unless you are not afraid of your wife.
Now you are ...[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]
The most significant feature of IPS panels is that both electrodes are located on the same surface, unlike other LCD panels, which have electrodes arranged on top and bottom surfaces in a three-dim...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
Electric vehicles are powered by electricity, and charging is a device that supplements the vehicle's energy source. It is common to need to recharge the vehicle when driving. But can you charge th...[Details]
In the electronics manufacturing industry, surface mount technology (SMT) placement machines are core equipment for production lines. However, with many different models available on the market, ch...[Details]
Reflow soldering is one of the most commonly used methods in electronics manufacturing, allowing for the soldering of large numbers of components in a relatively short time. However, any experience...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[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]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]
"I want to ask why there are so many manufacturers making mobile phone CPUs, but only Intel and AMD make computer CPUs?"
The progress of domestic PC CPU production has disappointed many ...[Details]
When American cartoonist Chester Gould sketched the watch on Dick Tracy's wrist, he had no idea that science fiction would become reality 70 years later. As a comic strip artist, Gould imagined fut...[Details]
The fracture mechanism is stress concentration, which typically occurs at the capacitor lead pins or pad connection points, as shown in the figure. Under vibration, the capacitor lead pins and pad ...[Details]