As shown in the figure above, a buzzer is connected between VLED and GND. Now I encounter a phenomenon that I think is difficult to explain. I would like to ask an expert to explain it! The phenomenon...
CString uvcalpara; uvcalpara=_T("1.290"); float k; swscanf(uvcalpara,_T("%f"),&k); float u=0; u=2*k; CString l; l.Format(_T("%0.3f"),k); This is my program. In single-step debugging, k is always displ...
3×1W LED driver, EMI passed the report (the picture shows the L line conduction diagram), if the Y capacitor 102/250V is not added; what will the curve look like, will EMI pass? Because the board can’...
Introduction to Serial Communication
Classification by data transmission direction
Simplex : Data transmission only supports data transmission in one direction
Half-duplex : allows data to be transmit...
[url=https://download.eeworld.com.cn/detail/tyw/559833]Automotive Bus_LIN 44 pages 4.0M[/url] [url=https://download.eeworld.com.cn/detail/tyw/559832]Automotive Protocol LIN Bus Latest Chinese Edition ...
If the ultimate form of a car is a silicon-based life form, then in
the field of
intelligent driving
, it has gradually taken on the appearance of a "veteran driver." In
the field of
the ...[Details]
As the number of cars increases, environmental pressures are also increasing. At this time, some people are saying that new energy vehicles are energy-efficient and environmentally friendly, and ar...[Details]
For healthcare professionals, accurate diagnosis and treatment are crucial for a clear picture of a person's health. However, healthcare professionals often rely on tests at medical facilities, cli...[Details]
Gross profit margin jumped from 13.6% in the first half of last year to 25.9%, almost doubling year-on-year.
On August 21, RoboSense released its interim performance report, in which the...[Details]
On August 22, South Korean media Nate reported on the 20th local time that Samsung Electronics is introducing Hyper Cell technology into its most advanced 2nm process technology, striving to improv...[Details]
There are basically three causes of spontaneous combustion of electric vehicles: The first is that the battery components are punctured or suffer fatal damage due to a collision accident, and part ...[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]
PowiGaN achieves 95% efficiency at both light and full loads, meeting critical operational and safety requirements.
DARWIN, Australia and SAN JOSE, Calif.,
August 22, 2025 – Powe...[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]
In camera and display systems, the demand for high-performance and low-power data interfaces is driving continuous technological evolution. The evolution of MIPI D-PHY and MIPI C-PHY clearly ...[Details]
This article uses the Allwinner T507 quad-core automotive-grade processor as the development board. This article explains how to configure Ethernet for the T507 development board. Other boards may ...[Details]
EVTank predicts that all-solid-state batteries will achieve small-scale mass production in 2027 and large-scale shipments by 2030. Global solid-state battery shipments will reach 614.1GWh, of which...[Details]
• Standard message
1: Speed control
• Standard Telegram
2: Speed Control
• Standard Telegram
3: Speed/Position Control (used when the 1200 is configured as a TO)
...[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]
From smartwatches to portable health and fitness trackers, wearable devices are increasingly transforming every aspect of our daily lives. The desktop computer revolution of the 1980s ushered in an...[Details]