[url=https://bbs.eeworld.com.cn/thread-84966-1-1.html]https://bbs.eeworld.com.cn/thread-84966-1-1.html[/url] This is such an important post, I'm sure everyone has seen it in the forum, and many people...
I want to control the volume of recording through a program under WinCE, and I use a set of mixer functions. I have encountered some tricky problems: 1. The return value of mixerGetNumDevs is 0, which...
I want to use a MOSFET with a withstand voltage of more than 500V, a current of tens of A, and a frequency of more than 1M. What models are there? Can you recommend a few?...
[color=#666666][font=tahoma, Verdana, Arial, 宋体]About the problem of selecting the package when editing the schematic in Altium. For example, the package of HT7133 voltage regulator LDO is SOT89, but ...
When developing programs for PDA, the path to read files should be the path on the device, and the path on the PC is useless. There is no file on the simulator, I don't know what to do? Someone told m...
Since each keyboard scan wastes 10ms of time, I want to use interrupts (connecting each row of keys to interrupt port 0 through AND gates). But how can I design a program that can prevent the CPU from...
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
My colleague and I spent the day chatting in the hotel bar. We had met with several customers. We were both wondering how come these engineers we were meeting knew almost nothing about analog techn...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[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]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
RS-422 and RS-485 are both serial data interface standards, which were developed and published by the Electronic Industries Association (EIA). RS-422 defines a balanced communication interface with a ...[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]
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]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[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]
Describe how to meet the challenges of complexity with a modern wiring design toolset. Option codes and expressions can simulate the variables of an automotive project. A full-featured tool suite c...[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]