I graduated from the Department of Electronics and have been engaged in the hardware development of electronic products. I have used 51 single-chip microcomputers to make things before. It has been a ...
Abstract: Current-mode control chips are currently the most popular switching power supply control chips. This article introduces a practical circuit in detail.Keywords: current mode control chip...
If anyone has a Wiegand receiving program for PIC microcontroller, please send it to me for reference. Thanks a lot. I also wrote one myself that uses arrays for receiving, but it doesn't work. It sho...
ISD4004 voice chip is a product launched by ISD of the United States. It has the characteristics of multiple recording and playback, long storage time, no need to expand the memory when using , and si...
[i=s]This post was last edited by eew_Violet on 2021-4-28 00:34[/i]Some places need to output PWM with a certain phase difference. For chips without asynchronous PWM, the PWM1 and PWM2 modes of the ti...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[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]
In recent years, with the increasing maturity of LED technology, LED light sources have been increasingly widely used due to their advantages of using low-voltage power supply, low energy consumpti...[Details]
1. Project Introduction
Beijing Benz-Daimler Chrysler Co., Ltd. is a joint venture between Beijing BAIC Group and Benz-Daimler Chrysler. In October 2005, it started to build a new automobile ...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[Details]
1 Theoretical Analysis
Ultrasonic waves
When propagating in a suspension, the ultrasonic waves that encounter the suspended particles are scattered and attenuated at the interface, an...[Details]
At present, products in the field of monitoring generally focus on the field level, that is, the client/server (C/S) model is adopted, the purpose of which is to ensure the stability and reliability o...[Details]
According to a survey by the International Energy Agency, Asia and Australia used 1.65 trillion liters of oil for energy in 2004. The survey also showed that since 1990, the demand for oil has been...[Details]
"The father of knockoff phones" aims to make up for TD's shortcomings
IT Times reporter Lin Fei
On June 22, the day before the Dragon Boat Festival, on the other side of the Taiwan Strait, a m...[Details]
1. Explanation of some common English abbreviations in ARM
MSB: most significant bit;
LSB: least significant bit;
AHB: Advanced High-Performance Bus;
VPB: VLSI peripheral bus th...[Details]
Recently, there has been controversy in the industry over whether the adoption rate of automotive electronic safety products in cars should be as high as possible. Some industry insiders believe th...[Details]
In a network-centric battlefield, all systems (platforms) are interconnected nodes that work together to provide mission-critical information to military personnel. This approach is driving the dev...[Details]
Communication protocol: The first byte, MSB is 1, which is the first byte mark, the second byte, MSB is 0, which is the non-first byte mark, and so on... The last byte is the XOR checksum of the la...[Details]
1 Introduction
Smart cars are the embodiment of the cross-integration of multiple disciplines such as automotive electronics, artificial intelligence, pattern recognition, automatic control, c...[Details]