Hey guys~~ I'm a beginner in embedded systems. I'm using s3c2410. When I configured port B0 with a pull-up resistor for PWM output, I found that the output high level was only about 3.5V. I don't know...
I burned wince into the Ingenic 4750 development board according to the manual provided. After restarting, the boot information is as follows. It keeps stopping at DHCP and cannot enter the system. Pl...
In my application, I only use the WaitCommEvent function of the EV_RXCHAR event to trigger the event when data is received, and then perform the following read function. If no data is received, it wil...
I am doing zigbeeCC2530 positioning. The process is blind node broadcasting. Four beacon nodes receive rssi values and transmit them to the coordinator. However, I don't know why the rssi value receiv...
Part 1 Basic Technology Chapter 1 Introduction to Visual Studio 2008 IDE 1.1 Install Visual Studio 2008 1.2 Overview of Visual Studio 2008 1.2.1 Start Page 1.2.2 Development Environment 1.2.3 Window L...
What is "Car Electronic Fence"
Fleet managers can define a graphical area (regular or irregular) or divide it into administrative zones in Yamei Technology's vehicle backend management system ...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
Recently, Tesla released the "Tesla Car Voice Assistant Terms of Use", announcing that the car voice assistant will be connected to the Doubao large model (Skylark large model) and DeepSeek Chat pr...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
One of the most core components of electric vehicles is the motor. The power supply provides electrical energy to the motor, which converts this electrical energy into mechanical energy, which in t...[Details]
Spark plugs are an indispensable device for engines. As the saying goes, without spark plugs, the engine cannot work properly. The serious consequence is that when driving at high speeds, the engin...[Details]
A half-bridge is an inverter topology for converting DC to AC. A typical half-bridge circuit consists of two controller switches, a three-wire DC power supply, two feedback diodes, and two capacito...[Details]
China, August 21, 2025 – STMicroelectronics (NYSE: STM), a world-leading semiconductor company serving a wide range of electronics applications, has published its IFRS 2025 semi-annual financial re...[Details]
Before understanding single-phase control transformers, let's briefly understand what a single-phase transformer is. A single-phase transformer uses a single-phase input. Compared to a three-phase ...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
The second-generation Snapdragon W5+ and second-generation Snapdragon W5 platforms support users sending and receiving messages via satellite when there is no cellular and Wi-Fi coverage.
...[Details]
introduction
The rapid adoption of computers has led to a growing number of tasks being performed on them. People from all walks of life, especially programmers and writers, are spending incre...[Details]
Lithium-ion batteries are a key component of electric vehicles. Their high energy density enables them to store a large amount of energy in a relatively compact and lightweight package, which is cr...[Details]
introduction
The widespread use of air conditioner communication circuits began with the rise of household inverter air conditioners. With China's energy conservation and emission reduction in...[Details]