Draw the PCB diagram in AD15 and map the schematic diagram to the PCB diagram. I found that the chip pins in the PCB are as shown in the figure above. The figure below is an enlarged display of the ab...
I just learned ARM recently and came across a statement: while(true);. As I understand it, it keeps judging while(true), and if it is true, it executes;. Then it judges while(true) again, and if it is...
The interrupt nesting of Cortex-M3 really confuses me. Forget the general interrupt priority, there is also a sub-priority. When searching for information, I found that this sub-priority has many alia...
Question: Which topology is better for a constant current power supply circuit with a 24V lead-acid battery as input source and a 300V/7A output?
The difficulties and key points in design, thank you i...
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]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
Permanent magnets are essential components in a wide range of household and industrial devices. They are particularly crucial in the renewable energy sector, including electric vehicle motors. Curr...[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]
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]
01 Overview
The HJM315A/B is a domestically produced programmable three-phase motor driver specifically designed for small and medium-sized motor gyroscopes. It consists of an MCU, LDO, three-...[Details]
New energy electric vehicles are energy-saving, environmentally friendly, have low operating costs, and enjoy strong support from national policies. With the growth in sales of new energy electric ...[Details]
August 19, 2025 – Mouser Electronics, a leading New Product Introduction (NPI) distributor offering an extensive portfolio of semiconductors and electronic components, announced that
it will be...[Details]
STM8S compilation error unable to allocate space for sections/blocks with a total # Welcome to use Markdown editor
I've encountered many strange issues while developing with IAR for STM8, all ...[Details]
The automotive industry is hurtling toward a future that will transform transportation just as electricity transformed the way we light the world. Electric and self-driving cars will permanently ch...[Details]
From August 8 to 12, 2025, the highly anticipated 2025 World Robotics Conference (WRC) will be held at the Beiren Yichuang International Convention and Exhibition Center in the Beijing Economic and...[Details]
According to foreign media reports, a team from the Helmholtz Association of German Research Centres (HZB) used a non-destructive method to study practical lithium-sulfur soft-pack batteries using ...[Details]