Everyone is busy, especially office workers. A cup of tea often becomes thick and astringent because you forget to drink it. A cup of instant coffee often gets cold before you remember to drink it. Wh...
For white goods and other home appliance markets: High-performance switching power supply - 28V DC-DC synchronous buck converter : https://training.eeworld.com.cn/course/4219...
1. The difference between AC coupling and DC recovery: In DC coupling, the real measured signal is displayed on the screen. In AC coupling, the input signal is coupled through a capacitor before enter...
Signal integrity analysis is critical at 130nm and below. The impact of crosstalk on latency must be considered, as well as the potential for functional failures due to noise jitter hitting nets that ...
ActiveSync is gone in Vista, and it has become Mobile Device Center. I used to use DEVICETODESKTOP in ADOFILTR to transfer CDB data, but what should I do now?...
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]