I am a Linux novice. I would like to ask an expert how the .probe() and .remove() functions are related to the upper file_operation structure when writing ALSA sound card drivers? What is their relati...
I'm collecting a 430F5x development board, preferably with an emulator. I've collected it for quite a while, because I may need it later. If you have time, don't hide it. Thank you! :) [[i] This post ...
Seeing this post aroused my impulse, because I missed the time today [url]https://bbs.eeworld.com.cn/thread-506287-1-1.html[/url] Haha, I didn't know that collecting stamps could get a beautiful gift ...
[i=s]This post was last edited by cruelfox on 2018-1-10 17:21[/i] After installing the BlueNRG-1_2 DK 2.5.0 software package, you can see that there are several ready-made example directory trees in t...
About 4M, can be larger, easy to find and which single chip microcomputer is good for making LED monochrome screen (about 4000 pixels)? Anyone who has done similar work can give me some reference...
SinoWise's SH66xx series 4-bit microcontrollers have the characteristics of fast speed, low power consumption, simple structure, easy to use, and high cost performance. They are widely used in remo...[Details]
In today's society, heart disease has seriously affected people's life safety. Many patients with sudden heart attacks are threatened because they cannot get timely treatment. Traditional ECG monito...[Details]
In some applications, such as data loggers, it is desirable to have multiplexed analog outputs. When only a single output is active at a time, a voltage-output DAC">digital-to-analog converter (DAC) a...[Details]
Microelectromechanical systems (MEMS) are gradually entering the consumer, industrial, medical, automotive and computer application markets. Moreover, we cannot ignore their steady progress in the ins...[Details]
Currently, it is impossible to dynamically obtain patient information in medical monitoring. Once the patient's condition worsens, emergency treatment cannot be implemented in the first place, and the...[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]
AD8302
Introduction
AD8302 is a monolithic integrated circuit for RF/IF amplitude and phase measurement from ADI. It is mainly composed of two precisely matched broadband logarithmic det...[Details]
Today's mobile phone production testing faces an increasingly complex environment, with challenges of multiple frequency bands and multiple standards, pressure on production test speed, and pressur...[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]
MIPS Technologies Inc. has introduced the CI10084tg, a next-generation global positioning system (GPS) RF tuner IP solution. The silicon-proven, integrated low-noise RF front end for GPS receivers...[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]