I have an HP desktop computer. I don't know why. After using it for a while (about 90 minutes), the screen goes black, as if the power is off. After restarting, it works normally again. Please help me...
This via is crooked, and the board is ruined. It is even harder to find after laying the floor. I remember that in Altium Designer, there would be an antenna effect symbol for this kind of routing. Wh...
I have been using PB5 for CE development. Now I want to develop CE6. After installing vs2005 and a bunch of other software, I compiled a PB5 DEMO project in VS2005 and it worked. But I found a problem...
The registration for the 2020 ST competition ends today at 23:59~
Attention to those who want to sign up, if you don't sign up, you can only watch.【How to register】1. Select a package you want to appl...
Let's not talk about the control of LCD backlight by I2C. I found that the serial port of the development board prints "SetDevicePower: Wrong Return Value from 'dsk1:', returning ERROR_GEN_FAILURE" ev...
Last time, I made a post comparing the performance of headphones with the MP34DT04-C1 microphone integrated with SensorTile. The method used was to use the audio DAC to generate sinusoidal signals fro...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]