There are three main sources of heat in PCB: (1) heat generated by electronic components; (2) heat generated by the PCB itself; and (3) heat transmitted from other parts. Among these three heat source...
In hardware, SDRAM can be determined by the connection of the nGCSi chip select signal, but it cannot be seen in NandFlash or the memory map table. I would like to ask you for help, thanks in advance!...
On the surface, mixing is a very simple matter. All you have to do is adjust some knobs until everything sounds good. But in practice, you will realize that mixing is indeed a very complex technology....
[color=#000][font=Tahoma, Microsoft Yahei, Simsun][color=#444444][size=12px] By chance, I saw the MSP432P401R black PCB V1.0 version specially provided to forum members in the EEWORLD Taobao store. An...
I use 449 to drive a 7.5-digit LCD glass (the LCD is the same as that on the 449 development box). There is no problem programming on the 449 development box. When running on the prototype target boar...
I have been using VC++6 as the compiler. Although someone asked me to change it, I didn't do it because it was too troublesome.Everything is normal when using it to write and debug programs, except fo...
As a branch of signal and information processing, digital signal processing has penetrated into various fields of scientific research, technological development, industrial production, national defens...[Details]
This article discusses how to use an ultra-low-power RF transceiver chip from Zarlink Semiconductor for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices t...[Details]
0 Introduction
Today, with the rapid development of electronic technology and the emergence of new multifunctional electric energy meters, the choice of memory in the electric energy m...[Details]
When using GPS for positioning, it will be affected by various factors. The factors that affect the accuracy of GPS positioning can be divided into the following four categories (see the figure be...[Details]
Designers of handheld products such as cell phones, digital cameras, MP3 players and personal digital assistants (PDAs) are continually challenged to deliver more functionality in a smaller form...[Details]
summary
Theoretically explains how to set up a PFC boost regulator using a current sensing transformer with the UCC3817 control IC.
1. Schematic
The schematic diagram is show...[Details]
A well-designed electronic load is not designed just for use in the lab; it should be carefully designed and built to test actual power systems. This is true for military portable systems, such as ...[Details]
1. Introduction
The UCC28051 reference design is a 100W offline AC/DC voltage converter with power factor correction (PFC). This power module design is intended to illustrate how to proper...[Details]
Volkswagen's electronic throttle has taken our understanding of the traditional throttle a big step forward. However, while we admire Volkswagen's new technology, which is constantly being applied...[Details]
1. Introduction
The intelligent detector discussed in this paper is an integrated semiconductor photodetector. Compared with traditional semiconductor photosensitive devices, its most ...[Details]
IPTV (Internet Protocol TV or Interactive Personal TV), also known as interactive network television, is a new technology that uses broadband network infrastructure, takes home televisions or comp...[Details]
Murphy's Law tells us that "what can go wrong, will go wrong". In the testing or production process of video equipment, problems often occur when we least want them to happen and when it is leas...[Details]
The microwave multifunctional therapeutic device uses microwave radiation for heating treatment, which can achieve the effects of sterilization and blood circulation. Using microwaves to directly c...[Details]
introduction
With the improvement of social automation, human-computer interaction capabilities urgently need a major change, and develop in a direction that is more convenient to use and more...[Details]
PCB Design
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