The communication format between the mobile phone and pn532 is not very clear. Now I want to send the following two message records to the mobile phone through pn532. The first one: "1|"+amount+"|"+ac...
The problematic code is as follows:#pragma memory = dataseg(DATA16_N)float fa;...My original intention was to define the variable in non-volatile RAM (0x200~5ff). After compiling, the following warnin...
I have just purchased a new device, which contains a liquid level sensor of OMRON EE-SPX613. I don't understand whether the sensor is in the on or off state when the signal indicator light is on or of...
After I customized wince with PB, when I finally compiled it, it prompted: first-chance exception in gwes.exe (0xc0000005:access violation). The wince interface could not appear, only a black frame ap...
[table=98%][tr][td=1,1,99%]Comparison between SPWM and SVPWM[/td][/tr][tr][td][b]Author:[/b]power [b]Source:[/b]Network[b]Clicks:[/b] 699 [b]Date:[/b]2007-09-04 [/td][/tr][tr][td][table=98%][tr][td=1,...
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
Introduction to the principles of speech recognition technology
Automatic speech recognition (ASR) technology aims to enable computers to understand human speech and extract the textual inform...[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]
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]
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]
We often hear about the precautions for using pure electric vehicles in winter, and many owners even develop relevant strategies, such as adopting a "charge as you go" principle for their vehicles,...[Details]
Electric vehicles are composed of three main components: electric motors, electric motors, and electric vehicles. Maintenance is much simpler than for gasoline-powered vehicles. Maintenance for ele...[Details]
Common Mode Semiconductor has officially launched the GM6503 series—a 5 V, 3 A synchronous step-down DC/DC power module designed for optical communications, servers, industrial applications, and FP...[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]
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]
Charge your electric car for just six minutes and you'll get 1,000 kilometers! This isn't just a scene from a science fiction film, but a reality made possible by Guoxuan High-Tech's Jinshi solid-s...[Details]
French market research firm Yole Group released its latest report on the global automotive
semiconductor market
on July 31, 2025.
The report shows that the automotive semiconductor market w...[Details]