When designing a voltage conversion circuit today, the teacher said that the voltage drop across the integrated circuit cannot be too small. Is this true? Taking LM1117 as an example, is there any req...
I hooked ZwCreateFile and read the registry in it. After compiling and installing it, the system failed to restart. I checked some information and found that it might be related to the kernel mode or ...
[i=s]This post was last edited by Xiaomeige on 2020-2-17 20:37[/i]This article was written by FPGA enthusiast Xiao Meige. Without the author's permission, this article is only allowed to be copied and...
[align=left][font=宋体]Particularly suitable for vehicle-mounted[/font]LED[font=宋体]lamp driver[/font][font=Calibri]IC[/font][font=宋体]solutions, stable, reliable and efficient[/font][/align][align=left][...
The regulatory level of value-added telecommunications industry needs to be improved urgently 2006-7-18 Since the country opened five value-added telecommunications services such as telephone informa...
I tried the ADC1 and ADC2 of STM32, and the problems that occurred during debugging puzzled me: [b](1)[/b] Only ADC1 of STM32 was used to collect signals, with PA.0 as its analog input channel; ADC1 w...
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
0 Introduction
With the rapid development of social economy and science and technology, electric locomotives, subways and electric vehicles will be widely used. The power conversion and cont...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]
This article focuses on closing the feedback loop of an isolated power supply using a TL431 shunt regulator. The article discusses a method to extend the bandwidth of the power supply control loop ...[Details]
1 Introduction
CAN (Controller Area Network) bus is a kind of field bus. It is used in many industrial sectors due to its outstanding advantages such as high performance, high reliability, high...[Details]
1. Introduction
The advancement of USB technology makes designers prefer USB interfaces in PC peripheral development. However, existing
virtual instrument
development platforms such...[Details]
In the 1980s, breakthroughs were made in the design and production of small, low-power quartz metal halide lamps with precise dimensions. At the same time, with the acceleration of people's lives a...[Details]