When I was designing, I used the LM5002 chip. The circuit diagram I built was based on the last diagram of the application circuit in the datasheet of the chip (input is 3.1 - 60VDC, output is 12VDC)....
When debugging the STM32F10X series, the following error occurs:
C:\Keil\ARM\INC\ST\STM32F10x\stm32f10x_it.h(36): error:#1268-D: declaration aliased to undefined entity "SysTickHandler" ^C:\Keil\ARM\I...
My hardware is STM32L152ZD. The current status is that through tracing, the program has been running in the startup file. That is, the startup file calls SystemInit (void), and SystemInit (void) calls...
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]
1. Project Overview
1.1 Introduction
Currently, most music files are saved in MP3 format, a lossy audio compression format that cannot perfectly reproduce the original music. With the exp...[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]
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]
On August 21st, Zhiyuan Robotics revealed at its first partner conference that it expects shipments to reach thousands of units this year and tens of thousands next year. The company hopes to reach...[Details]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
Preface
Low-voltage motors are widely used in nonferrous metallurgical plants. Their abnormal operation not only impacts normal production but can also threaten human life. Therefore, providin...[Details]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[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]
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]
Batteries are a core component of new energy vehicles, accounting for over 40% of the total cost. This is also the area where automakers are most willing to tamper with costs. Since 2021, domestic ...[Details]
0 Introduction
DVI (Digital Visual Interface) is a hot topic in current digital display research and application. Video processing technologies for DVI output not only address issues such as h...[Details]
For the average person, an electricity meter is a monthly bill. For beginners, it's a collection of components and parts. For experienced meter engineers, however, it's a complex and complex proces...[Details]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[Details]
Currently, PLCs are widely used in various industries, including special machine tools, machine tools, control systems, building automation, steel, petrochemicals, electricity, building materials, ...[Details]
PCB Design
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