[align=left]I. Introduction[/align][align=left] Since Maxwell established the electromagnetic theory and Hertz discovered electromagnetic waves for more than a hundred years, electromagnetic energy ha...
I want to switch to embedded Linux system development, but I don't know whether embedded Linux is developed in C/C++ under Linux, or in the shell using Linux's own syntax? In addition, if it is develo...
Anyone in Hangzhou have a S3C2450 development board, 12M crystal, 64M DDR2 memory board? I would like to borrow it to test the code. My current board DDR2 memory is not working. I used Samsung WinCE N...
TD-SCDMA (Time Division Synchronous Code Division Multiple Access) is one of the three major standards for the third generation of mobile communications. It is a communication standard with indepen...[Details]
1 Introduction
The multifunctional monitor is a commonly used clinical medical device. It can display the patient's electrocardiogram (ECG), respiration (RESP), blood oxygen saturation (SP...[Details]
Digital signal processors have efficient numerical computing capabilities and can provide a good development environment, while programmable logic devices have highly flexible configurability. This...[Details]
Overview
Bioelectric signals are very weak, and there is strong interference when detecting them. Therefore, there are many technical difficulties in designing high-quality bioelectric ampli...[Details]
With the development of automatic control technology, the application of precision air pressure generation and control technology is becoming more and more extensive. However, the traditional valve...[Details]
The overcurrent and overheating coordinated protection technology implemented by polymer positive temperature coefficient devices (PPTC) can protect motors, controllers and electronic components in...[Details]
This article first briefly introduces the working principles of current mode and voltage mode and their respective advantages and disadvantages; then discusses the ideal voltage mode using output c...[Details]
Demand Analysis
In an era of rapid information development, the process of electronicization of the financial system has also been greatly accelerated. As a platform that provides services 24 ...[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 pres...[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]
Among the many candidate standards for China's mobile TV, the CMMB standard proposed by the Broadcasting Science Research Institute of the State Administration of Radio, Film and Television is aime...[Details]
In a Class D audio power amplifier, the preamplifier is a relatively important module. It is located at the front of the entire topology and completes the processing of the input signal source,...[Details]
Abstract:
Using TMS320F2812 DSP chip as the control unit, without any gate control device control, the rich software resources of DSP 2812 are used to achieve equal precision measurement. A...[Details]