[font=楷体_GB2312][size=4]First, here is a picture. This picture and text are excerpted from "Analog Integrated Circuit Basics" by Feng Minchang. The R and C are "acceleration" configurations in the swi...
My board used to use the JTAG port to power the DVCC and DVSS, and there was a 3V voltage. But we made a converter board, and when we measured the voltage, it was only 1.5V. And when running, it would...
When I call the MFC class library in WinCE5.0, it prompts that an unresolved external symbol, such as: GetDlgItemTextA, is available in the Windows development environment. How can I solve this proble...
Platform 2440 I modified the config.bib file and the UPLL and MPLL of startup.s under OAL to match my crystal oscillator. However, after the system started, I found a strange phenomenon. When I clicke...
Draw a PCB board, use 5050RGB lamp beads, 6 in parallel and 10 in series, evenly distributed on a long board, I don't know how to draw it, Baidu doesn't have any relevant examples or boards, please he...
I had a pretty good experience with this board from Anlu before. Although the software was not easy to use, many functions were available. Then I started to get carried away and actually drew an expan...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
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]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[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]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[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]
0 Introduction
There are many types of sensors, and the working principles, measurement targets and measurement environments of different types of sensors vary greatly. The corresponding detection s...[Details]
The demand for improved healthcare environments is endless, so medical imaging equipment with higher resolution is needed to better observe the human body. High resolution brings problems with sign...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
Battery clamps, commonly known as battery connectors, come in two sizes depending on the thickness of the battery terminals. One is the battery clamp used on thick terminals, with a positive termin...[Details]