[color=#000080]Hello everyone! I have a batch of boards on hand, using MSP430F449 microcontroller, only an external quartz crystal oscillator 32768, and no capacitors are connected to the crystal osci...
At noon, I accidentally saw a beautiful girl holding an oscilloscope in Beihang University. I just thought it was very special. Usually, I see boys holding this thing in school. This scene is really r...
Anti-aging (I) If you are over 35 years old, this post is written for you. It is very likely that women over 30 years old will have facial features that are called "disfiguring" in traditional Chinese...
Table of ContentsChapter 1: Why do you want to work in the LED industry?Chapter 2: The history of LED development.Chapter 3: What is LED ?Chapter 4: Advantages of LED:(a) Energysaving (b) Environmenta...
Urgent help, I input a square wave into P1.3 port (the high level time and the low level time are different), how can I measure the high level time and the low level time of the square wave respective...
I want to write a simple IO control test program in PIC16F18326. The compilation and programming are normal. However, when I use a multimeter to detect the IO level, no matter how I write the code, th...
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]
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]
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]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[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]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[Details]
The driving mode is not unfamiliar to vehicles. According to the driving mode of the vehicle, there are front-wheel drive, rear-wheel drive and even four-wheel drive. Four-wheel drive is a major se...[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]
How do the maps used by self-driving cars differ from the maps we use daily, such as those from AutoNavi and Baidu? AutoNavi and Baidu create maps for humans, while high-precision map companies cre...[Details]
On August 18, Tencent Holdings released its second-quarter 2025 results last week, with revenue of 184.504 billion yuan, a year-on-year increase of 15% and a month-on-month increase of 2%; profit a...[Details]
Ever since smartphones became popular, their battery life has become a major concern. Although current phones often have large batteries of 3,000 to 4,000 mAh, heavy users still have to charge thei...[Details]
A speaker box, also known as a loudspeaker enclosure, combines high, mid, and low-frequency speakers within a specially designed enclosure. A crossover network routes high, mid, and low-frequency s...[Details]
Ten years ago, it was easy to get a divide-by-256 prescaler chip with a frequency up to 1GHz, but these chips are no longer available, so I used a 74F161 counter to achieve the divide-by-16 fun...[Details]
A new wave is coming, and the supply chain often leads the way.
With
the widespread adoption of
smart cars
,
LiDAR
has become a must-have feature in smart cars, like a saf...[Details]
As semiconductor performance and efficiency continue to improve, today's mobile devices are rapidly increasing in functionality and complexity. In particular, as mobile devices begin to surpass the...[Details]