When I was working on the keyboard driver and testing the trackball, I found that the trackball was not very sensitive. Has anyone ever told me how you solved this problem?...
How to convert unsigned numbers into signed numbers in FPGA? And how to convert signed numbers into unsigned numbers? I'm a novice and hope that kind people can give me some advice....
First, here are the picturesThis cheap USB HUB is just this, and it is basically unusable. It keeps cutting off and on when charging. It also says that each port is 500mA, which is skeptical. It says ...
I'm wondering, when I was drawing a PCB, the top wiring was red, but it turned green once it was connected to the pad. What's going on? It's fine if it's not connected. The bottom blue wiring is also ...
It's nothing, I just saw the forum statistics that the number of water versions today has reached 199, so I came to make it the 200th, which is also a small historical moment....
When using AD to sample the power frequency voltage signal, after conditioning, the signal is sampled at 0.2V-2.8V for 50us. Because multiple zero-crossing signals may be sent by mistake due to interf...
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
There are many motors that can use thyristor speed control, and they can be used in almost all industries. Various types of motors, such as fans, pumps, AC motors, DC motors, torque motors, single-...[Details]
Tools/Materials
Yitong Chuanglian MODBUS to PROFIBUS Gateway YT-PB-03
Siemens s7-300
This article describes how to configure the YT-PB-03 MODBUS to PROFIBUS gat...[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]
According to Reuters, citing people familiar with the matter, British semiconductor design company Arm Holdings (NASDAQ:ARM) has hired Rami Sinno, head of Amazon's (NASDAQ:AMZN) artificial intellig...[Details]
The automotive transmission is the foundation of a vehicle's motion. The vehicle's drivetrain transfers engine power to the drive wheels, enabling the vehicle to move. The vehicle's drivetrain cons...[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]
As AI accelerates across industries, the demand for data center infrastructure is also growing rapidly.
Keysight Technologies recently announced the release of "Beyond the Bottleneck...[Details]
The solution uses AI to detect card-not-present fraud, a payment scam that causes significant losses to businesses.
Beijing, China, August 18, 2025 –
Telesign, a Proximus Global ...[Details]
How does air conditioning affect the range of pure electric vehicles? When I saw the question, my first thought was the impact on power consumption, similar to how air conditioning affects fuel con...[Details]
The World Conference (WC 2025) recently opened in Shanghai. This year's event, covering over 70,000 square meters for the first time, attracted over 800 exhibitors, showcasing large models, AI term...[Details]
LiDAR technology continues to improve how robots and autonomous systems perceive, react, and operate safely in a variety of environments. While the technology has been around for decades, recent ...[Details]
Motors and insulating varnish are inseparable. The composition and manufacturing technology of insulating varnish have been continuously updated and improved, driving the rapid development of motor...[Details]
According to foreign media reports, in a groundbreaking study, three researchers from Chongqing University revealed a new method for estimating the state of charge (SoC) of lithium-ion batteries, w...[Details]
In cutting-edge applications such as high-resolution data acquisition, medical electronics, and automotive battery monitoring, a rock-solid voltage reference is a crucial factor in system accuracy....[Details]