The 8 ports of P2 port are used as DATA BUS data lines, connected to the 8 data lines of LCD. When the MCU 89E58 chip is not working, the voltage of P2 port is 1.5V. The interface chip of LCD is S6B01...
[font=微软雅黑][size=4] If the EEWORLD community hadn't given me a copy of "Basics of Power Supply Design", I wouldn't have known that the author of this book, Manmano, is so great. He is not only the fat...
I believe everyone has used disk defragmentation software, such as VoptXP, Defraggler, O&O Defrag Pro, Diskeeper, and other world-renowned software, but they are all foreign products, and there are on...
Temperature sensors are used in high-power switching power supply designs and need to monitor power transistors and heat sinks. Common temperature measurement methods use negative temperature coeffici...
Wince5.0 Samsung 2450 touch screen, camera, etc. do not work when waking up. It should be because the driver is not loaded (maybe it can't be said, but it just doesn't work). Why is this happening? Wh...
To enable real-time monitoring of home security and automatically dial a number for voice prompts or send text messages when an alarm occurs, a GPRS-based embedded telephone alarm system was design...[Details]
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
Current Development Status of DVR Market
A DVR, or digital video recorder, uses a hard disk for recording, unlike traditional analog video recorders. It's often called a DVR because it's a com...[Details]
Recently, AstroBo Robot, a subsidiary of Chenxing Automation, launched a new mobile collaborative palletizing product. Leveraging an omnidirectional mobile chassis, an intelligent scheduling system...[Details]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
Keysight Technologies is combining its electromagnetic simulator with Synopsys' AI-driven RF design migration flow to create an integrated design flow for migrating from TSMC's N6RF+ process techno...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
Plessey Semiconductors has been acquired by Haylo Labs, which was established in March last year with a $100 million, five-year loan from Chinese technology company Goertek.
Haylo Labs w...[Details]
"We have successfully launched the first version of our dedicated chip for EMB brake-by-wire. Second-generation samples have also been successfully completed, and we are actively planning a third-g...[Details]
Introduction: In digital circuit calculations, there is no concept of decimal points. You know where the decimal is, but the circuit does not know where the decimal point is. Therefore, you need to...[Details]
introduction
Inverter air conditioners are a trend in the current era and have gradually become commonplace in countless households. Beyond their basic cooling and heating functions, air condi...[Details]
Facial recognition, a biometric technology that uses facial features to authenticate identity, has rapidly become a global market hotspot in recent years as the technology has entered practical use...[Details]
The evolution of high-speed networks remains guided by the same core objectives: increasing data rates, reducing latency, improving reliability, lowering power consumption, and maintaining or exten...[Details]
0 Introduction
With a rapidly aging population, a young couple is now required to care for an increasing number of elderly people, leading to a growing difficulty in providing care for them. E...[Details]