I have been studying microcontrollers for a while, mainly AT89C52. I encountered a question about whether the internal RAM and SFR of AT89C52 are physically the same part? Or whether the special funct...
[size=14px]Please do not run red lights randomly, please do not spit anywhere, please do not pass other people's mothers casually, please do not pass other people's wives and daughters casually, pleas...
Everyone knows that making a PCB is to turn a designed schematic into a real PCB. Please do not underestimate this process. There are many things that work in principle but are difficult to achieve in...
The description of CListBox's DrawItem in the evc online help Microsoft Foundation Class Library for Windows CE.NET says that DrawItem can be overridden. If it is overridden, how can I make the system...
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
The power supply is the core component of a computer. Although it is not of high value, all computer components rely on the switching power adapter to provide energy, so the stability of a power su...[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. Overview
With the development of science and technology, PLC is increasingly used in industrial control. The reliability of PLC control systems directly affects the safe production and economic o...[Details]
Infineon's ICL8001G adopts a single-stage flyback and PFC controller with quasi-resonant operation mode, with a power factor greater than 98%, LED driver efficiency up to 90%, an operating voltage up ...[Details]
The construction of voltage and current feedback amplifier application circuits is generally the same, except for a few key points.
Current feedback amplifiers have higher sl...[Details]
0 Introduction
In daily life, single-chip microcomputers have been used more and more widely. It is small in size, light in weight, highly integrated, has strong anti-interference ability, and...[Details]
High brightness LEDs (HBLEDs) are rapidly gaining popularity in the automotive, consumer electronics, and industrial markets. Brilliant colors, long life, and high energy efficiency are some of the...[Details]
It is easy to design an EMI-compatible automotive switching regulator without a complete understanding of the complexities of EMI. This article will explore the basic factors for the successful imp...[Details]
Ultrasonic flow meter
Ultrasonic flowmeter is an instrument that measures flow by detecting the effect of fluid flow on ultrasonic beams or ultrasonic pulses. As a non-contact measuring instrumen...[Details]
White light LED lighting has been widely recognized by everyone for its high efficiency, low power consumption, energy saving and environmental protection. In essence, LED is a light-emitting diode. I...[Details]
These signals are divided into low frequency and high frequency according to frequency, continuous and discrete signals according to time domain characteristics, and electrical signals and non-electri...[Details]
Photocoupler - also known as optical coupler or optocoupler, it is a relatively new electronic product, now it is widely used in computers, audio and video... various control circuits. Since the ...[Details]
1 Introduction
In modern industrial production and high-precision testing, we need a fairly accurate frequency to help determine the performance indicators of the equipment. And we hope to be a...[Details]