Test hardware: LPC-LINK2 Test platform: X4 641 + Win7 64bit + libusb Test condition: Make sure no other USB devices are connected under the ROOT HUB Result:This speed is acceptable, but it is far from...
This time, we plan to use the human body sensing module + Bluetooth to sense whether there is someone and get relevant information from the Bluetooth APP.For the Bluetooth part, we still use the Bluet...
[hide] Phosphor powder accounts for a small amount of the total production cost, but it is the key to the development of white light. The following is an introduction to several phosphor powders. I ho...
Different transmitter product brands and different product types may use different chip manufacturers and chip models, and the quality of the products presented to consumers may also vary greatly. We ...
The development environment is vxworks+at91rm9200, and the current project in c language has a requirement that when downloading via ftp, the client can control the size of the data packet received fr...
I need help from all the experts. I am currently developing Bluetooth communication between bluenrg-2n. The host processor is stm32f405. Bluenrg-2n and stm32f405 use spi for communication. I am a comp...
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]
In June 2014, the Ministry of Industry and Information Technology issued 4G FD-LTE licenses to China Unicom and China Telecom. Together with the 4G TD-LTE licenses issued to China Mobile, China Uni...[Details]
On August 20, Geely announced its focus on "One Cockpit". Through a unified AI OS architecture, a unified AI Agent, and a unified user ID, it will achieve an All-in-One AI cockpit, create the first...[Details]
Analog Devices held a third-quarter fiscal 2025 earnings conference call. Vincent T. Roche, CEO and Chairman of the Board, and Richard C. Puccio, Executive Vice President and Chief Financial Office...[Details]
I believe everyone has heard of memory. If your computer is slow, your experts may recommend upgrading it to a larger capacity. But what exactly is computer memory used for? Why does memory capacit...[Details]
As the electric vehicle industry continues to surge in today's society, while people are concerned about the appearance and interior of new energy vehicles, they are also concerned about the classi...[Details]
Pure electric vehicles have experienced rapid growth in recent years, and many consumers now consider them as a top choice when purchasing a car. But do you know how to choose a satisfactory and sa...[Details]
Perhaps due to the stereotypes surrounding electronic products, many owners of pure electric vehicles have questions about charging. What's the correct way to charge? How can charging slow down bat...[Details]
1. Output power. Rated power (RMS): Rated power refers to the sinusoidal alternating power that the amplifier can withstand for a long time. Maximum undistorted power...
2. Frequency response:...[Details]
Oslo, Norway – August 18, 2025 – Nordic Semiconductor ("Nordic"), a leading global provider of low-power wireless technology, announced that it will participate in the International Internet of Thi...[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]
IPTV, commonly referred to as digital television, has both similarities and differences.
1. Technical System:
The IPTV system, also known as interactive television, primarily consis...[Details]
/*This code has been verified on the 51 MCU. The 51 is an 8-bit MCU. char occupies 1 byte and long occupies 4 bytes*/
int main(void)
{
unsigned long iii;
...[Details]
Humans have been driving cars for over a century, but their safety record is far from perfect. While today's vehicles are safer than ever, car accidents and fatalities continue to rise in many pa...[Details]