Can any expert give me some guidance? I figured it out. I pressed the max293 pdf and it started working, but now it doesn't work. I thought the chip might be burned, but I changed a few and it still d...
Today I overclocked the DM642 board I made. I used SDRAM (143M) with a -7 suffix and adjusted the frequency multiplier setting of the PLL chip. I adjusted the original 133M frequency to 150M, and remo...
According to its instructions, it also comes with an adapter cable. But I don’t know if it can be used. [url=http://item.taobao.com/item.htm?spm=a230r.1.14.1.gGoi41&id=27020124516&_u=r13n6hr00a8]http:...
As graduates step out of their ivory towers, whose advice should they listen to? What lessons should they learn on their great journey to independence and autonomy? It might be helpful to listen to th...
I would like to ask a question about career planning: "There is a sequence in learning, and there is a specialization in skills." I am also a bookworm who comes here because of my reputation. I have o...
1. What are the functions of the two MOS tubes M1 and M2 in the circuit diagram?2. What is the feedback loop in the circuit diagram? What function does it play?3. Can this switching power supply be us...
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
Don’t just look at the power when choosing a power supply
We know that a power supply with a low rated power can hardly meet the power supply needs of the system, which may cause frequent free...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
1 Introduction
CAN (Controller Area Network) bus is a kind of field bus. It is used in many industrial sectors due to its outstanding advantages such as high performance, high reliability, high...[Details]
If users want to extend the effective use time of the battery, in addition to ensuring the quality of the charger, correct charging techniques are also essential. Here are 14 tips for charging mobile ...[Details]
Single-chip microcomputer is the abbreviation of single-chip microcomputer. It is made by integrating CPU, ROM, RAM, TIMER/COUNTER and input/output interface (I/O) on a large-scale integrated circu...[Details]
The Challenge:
Improving Siemens Wind
Turbine Controls
System software automated testing for regular releases, validating wind turbine control system components during the developme...[Details]
Improving the coordination of material handling and internal transportation between departments in modern factories is an important measure to achieve full automation of production. Traditional mat...[Details]